- * - * The root object is completly restored when all of its fields - * and the objects it references are completely restored. At this - * point the object validation callbacks are executed in order - * based on their registered priorities. The callbacks are - * registered by objects (in the readObject special methods) - * as they are individually restored. - * - * Exceptions are thrown for problems with the InputStream and for classes - * that should not be deserialized. All exceptions are fatal to the - * InputStream and leave it in an indeterminate state; it is up to the caller - * to ignore or recover the stream state. - * @exception java.lang.ClassNotFoundException Class of a serialized object - * cannot be found. - * @exception InvalidClassException Something is wrong with a class used by - * serialization. - * @exception StreamCorruptedException Control information in the - * stream is inconsistent. - * @exception OptionalDataException Primitive data was found in the - * stream instead of objects. - * @exception IOException Any of the usual Input/Output related exceptions. - * @since JDK1.1 - */ - public final Object readObjectDelegate() throws IOException - { - try { - - readObjectState.readData(this); - - return orbStream.read_abstract_interface(); - } catch (MARSHAL marshalException) { - handleOptionalDataMarshalException(marshalException, true); - throw marshalException; - } catch(IndirectionException cdrie) - { - // The CDR stream had never seen the given offset before, - // so check the recursion manager (it will throw an - // IOException if it doesn't have a reference, either). - return activeRecursionMgr.getObject(cdrie.offset); - } - } - - final Object simpleReadObject(Class clz, - String repositoryID, - com.sun.org.omg.SendingContext.CodeBase sender, - int offset) - /* throws OptionalDataException, ClassNotFoundException, IOException */ - { - - /* Save the current state and get ready to read an object. */ - Object prevObject = currentObject; - ObjectStreamClass prevClassDesc = currentClassDesc; - Class prevClass = currentClass; - byte oldStreamFormatVersion = streamFormatVersion; - - simpleReadDepth++; // Entering - Object obj = null; - - /* - * Check for reset, handle it before reading an object. - */ - try { - // d4365188: backward compatability - if (vhandler.useFullValueDescription(clz, repositoryID)) { - obj = inputObjectUsingFVD(clz, repositoryID, sender, offset); - } else { - obj = inputObject(clz, repositoryID, sender, offset); - } - - obj = currentClassDesc.readResolve(obj); - } - catch(ClassNotFoundException cnfe) - { - bridge.throwException( cnfe ) ; - return null; - } - catch(IOException ioe) - { - // System.out.println("CLZ = " + clz + "; " + ioe.toString()); - bridge.throwException(ioe) ; - return null; - } - finally { - simpleReadDepth --; - currentObject = prevObject; - currentClassDesc = prevClassDesc; - currentClass = prevClass; - streamFormatVersion = oldStreamFormatVersion; - } - - - /* Check for thrown exceptions and re-throw them, clearing them if - * this is the last recursive call . - */ - IOException exIOE = abortIOException; - if (simpleReadDepth == 0) - abortIOException = null; - if (exIOE != null){ - bridge.throwException( exIOE ) ; - return null; - } - - - ClassNotFoundException exCNF = abortClassNotFoundException; - if (simpleReadDepth == 0) - abortClassNotFoundException = null; - if (exCNF != null) { - bridge.throwException( exCNF ) ; - return null; - } - - return obj; - } - - public final void simpleSkipObject(String repositoryID, - com.sun.org.omg.SendingContext.CodeBase sender) - /* throws OptionalDataException, ClassNotFoundException, IOException */ - { - - /* Save the current state and get ready to read an object. */ - Object prevObject = currentObject; - ObjectStreamClass prevClassDesc = currentClassDesc; - Class prevClass = currentClass; - byte oldStreamFormatVersion = streamFormatVersion; - - simpleReadDepth++; // Entering - Object obj = null; - - /* - * Check for reset, handle it before reading an object. - */ - try { - skipObjectUsingFVD(repositoryID, sender); - } - catch(ClassNotFoundException cnfe) - { - bridge.throwException( cnfe ) ; - return; - } - catch(IOException ioe) - { - bridge.throwException( ioe ) ; - return; - } - finally { - simpleReadDepth --; - streamFormatVersion = oldStreamFormatVersion; - currentObject = prevObject; - currentClassDesc = prevClassDesc; - currentClass = prevClass; - } - - - /* Check for thrown exceptions and re-throw them, clearing them if - * this is the last recursive call . - */ - IOException exIOE = abortIOException; - if (simpleReadDepth == 0) - abortIOException = null; - if (exIOE != null){ - bridge.throwException( exIOE ) ; - return; - } - - - ClassNotFoundException exCNF = abortClassNotFoundException; - if (simpleReadDepth == 0) - abortClassNotFoundException = null; - if (exCNF != null) { - bridge.throwException( exCNF ) ; - return; - } - - return; - } - ///////////////// - - /** - * This method is called by trusted subclasses of ObjectOutputStream - * that constructed ObjectOutputStream using the - * protected no-arg constructor. The subclass is expected to provide - * an override method with the modifier "final". - * - * @return the Object read from the stream. - * - * @see #ObjectInputStream() - * @see #readObject - * @since JDK 1.2 - */ - protected final Object readObjectOverride() - throws OptionalDataException, ClassNotFoundException, IOException - { - return readObjectDelegate(); - } - - /** - * Override the actions of the final method "defaultReadObject()" - * in ObjectInputStream. - * @since JDK1.1.6 - * - * Read the non-static and non-transient fields of the current class - * from this stream. This may only be called from the readObject method - * of the class being deserialized. It will throw the NotActiveException - * if it is called otherwise. - * - * @exception java.lang.ClassNotFoundException if the class of a serialized - * object could not be found. - * @exception IOException if an I/O error occurs. - * @exception NotActiveException if the stream is not currently reading - * objects. - * @since JDK1.1 - */ - public final void defaultReadObjectDelegate() - /* throws IOException, ClassNotFoundException, NotActiveException */ - { - try { - if (currentObject == null || currentClassDesc == null) - // XXX I18N, logging needed. - throw new NotActiveException("defaultReadObjectDelegate"); - - // The array will be null unless fields were retrieved - // remotely because of a serializable version difference. - // Bug fix for 4365188. See the definition of - // defaultReadObjectFVDMembers for more information. - if (defaultReadObjectFVDMembers != null && - defaultReadObjectFVDMembers.length > 0) { - - // WARNING: Be very careful! What if some of - // these fields actually have to do this, too? - // This works because the defaultReadObjectFVDMembers - // reference is passed to inputClassFields, but - // there is no guarantee that - // defaultReadObjectFVDMembers will point to the - // same array after calling inputClassFields. - - // Use the remote fields to unmarshal. - inputClassFields(currentObject, - currentClass, - currentClassDesc, - defaultReadObjectFVDMembers, - cbSender); - - } else { - - // Use the local fields to unmarshal. - ObjectStreamField[] fields = - currentClassDesc.getFieldsNoCopy(); - if (fields.length > 0) { - inputClassFields(currentObject, currentClass, fields, cbSender); - } - } - } - catch(NotActiveException nae) - { - bridge.throwException( nae ) ; - } - catch(IOException ioe) - { - bridge.throwException( ioe ) ; - } - catch(ClassNotFoundException cnfe) - { - bridge.throwException( cnfe ) ; - } - - } - - /** - * Override the actions of the final method "enableResolveObject()" - * in ObjectInputStream. - * @since JDK1.1.6 - * - * Enable the stream to allow objects read from the stream to be replaced. - * If the stream is a trusted class it is allowed to enable replacment. - * Trusted classes are those classes with a classLoader equals null.
- *
- * When enabled the resolveObject method is called for every object
- * being deserialized.
- *
- * @exception SecurityException The classloader of this stream object is non-null.
- * @since JDK1.1
- */
- public final boolean enableResolveObjectDelegate(boolean enable)
- /* throws SecurityException */
- {
- return false;
- }
-
- // The following three methods allow the implementing orbStream
- // to provide mark/reset behavior as defined in java.io.InputStream.
-
- public final void mark(int readAheadLimit) {
- orbStream.mark(readAheadLimit);
- }
-
- public final boolean markSupported() {
- return orbStream.markSupported();
- }
-
- public final void reset() throws IOException {
- try {
- orbStream.reset();
- } catch (Error e) {
- IOException err = new IOException(e.getMessage());
- err.initCause(e) ;
- throw err ;
- }
- }
-
- public final int available() throws IOException{
- return 0; // unreliable
- }
-
- public final void close() throws IOException{
- // no op
- }
-
- public final int read() throws IOException{
- try{
- readObjectState.readData(this);
-
- return (orbStream.read_octet() << 0) & 0x000000FF;
- } catch (MARSHAL marshalException) {
- if (marshalException.minor
- == OMGSystemException.RMIIIOP_OPTIONAL_DATA_INCOMPATIBLE1) {
- setState(IN_READ_OBJECT_NO_MORE_OPT_DATA);
- return -1;
- }
-
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e) ;
- throw exc ;
- }
- }
-
- public final int read(byte data[], int offset, int length) throws IOException{
- try{
- readObjectState.readData(this);
-
- orbStream.read_octet_array(data, offset, length);
- return length;
- } catch (MARSHAL marshalException) {
- if (marshalException.minor
- == OMGSystemException.RMIIIOP_OPTIONAL_DATA_INCOMPATIBLE1) {
- setState(IN_READ_OBJECT_NO_MORE_OPT_DATA);
- return -1;
- }
-
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e) ;
- throw exc ;
- }
-
- }
-
- public final boolean readBoolean() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_boolean();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
-
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final byte readByte() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_octet();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
-
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final char readChar() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_wchar();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
-
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final double readDouble() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_double();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final float readFloat() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_float();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final void readFully(byte data[]) throws IOException{
-// d11623 : implement readFully, required for serializing some core classes
-
- readFully(data, 0, data.length);
- }
-
- public final void readFully(byte data[], int offset, int size) throws IOException{
-// d11623 : implement readFully, required for serializing some core classes
- try{
- readObjectState.readData(this);
-
- orbStream.read_octet_array(data, offset, size);
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
-
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final int readInt() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_long();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final String readLine() throws IOException{
- // XXX I18N, logging needed.
- throw new IOException("Method readLine not supported");
- }
-
- public final long readLong() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_longlong();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final short readShort() throws IOException{
- try{
- readObjectState.readData(this);
-
- return orbStream.read_short();
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- protected final void readStreamHeader() throws IOException, StreamCorruptedException{
- // no op
- }
-
- public final int readUnsignedByte() throws IOException{
- try{
- readObjectState.readData(this);
-
- return (orbStream.read_octet() << 0) & 0x000000FF;
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- public final int readUnsignedShort() throws IOException{
- try{
- readObjectState.readData(this);
-
- return (orbStream.read_ushort() << 0) & 0x0000FFFF;
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- /**
- * Helper method for correcting the Kestrel bug 4367783 (dealing
- * with larger than 8-bit chars). The old behavior is preserved
- * in orbutil.IIOPInputStream_1_3 in order to interoperate with
- * our legacy ORBs.
- */
- protected String internalReadUTF(org.omg.CORBA.portable.InputStream stream)
- {
- return stream.read_wstring();
- }
-
- public final String readUTF() throws IOException{
- try{
- readObjectState.readData(this);
-
- return internalReadUTF(orbStream);
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e);
- throw exc ;
- }
- }
-
- // If the ORB stream detects an incompatibility between what's
- // on the wire and what our Serializable's readObject wants,
- // it throws a MARSHAL exception with a specific minor code.
- // This is rethrown to the readObject as an OptionalDataException.
- // So far in RMI-IIOP, this process isn't specific enough to
- // tell the readObject how much data is available, so we always
- // set the OptionalDataException's EOF marker to true.
- private void handleOptionalDataMarshalException(MARSHAL marshalException,
- boolean objectRead)
- throws IOException {
-
- // Java Object Serialization spec 3.4: "If the readObject method
- // of the class attempts to read more data than is present in the
- // optional part of the stream for this class, the stream will
- // return -1 for bytewise reads, throw an EOFException for
- // primitive data reads, or throw an OptionalDataException
- // with the eof field set to true for object reads."
- if (marshalException.minor
- == OMGSystemException.RMIIIOP_OPTIONAL_DATA_INCOMPATIBLE1) {
-
- IOException result;
-
- if (!objectRead)
- result = new EOFException("No more optional data");
- else
- result = createOptionalDataException();
-
- result.initCause(marshalException);
-
- setState(IN_READ_OBJECT_NO_MORE_OPT_DATA);
-
- throw result;
- }
- }
-
- public final synchronized void registerValidation(ObjectInputValidation obj,
- int prio)
- throws NotActiveException, InvalidObjectException{
- // XXX I18N, logging needed.
- throw new Error("Method registerValidation not supported");
- }
-
- protected final Class resolveClass(ObjectStreamClass v)
- throws IOException, ClassNotFoundException{
- // XXX I18N, logging needed.
- throw new IOException("Method resolveClass not supported");
- }
-
- protected final Object resolveObject(Object obj) throws IOException{
- // XXX I18N, logging needed.
- throw new IOException("Method resolveObject not supported");
- }
-
- public final int skipBytes(int len) throws IOException{
- try{
- readObjectState.readData(this);
-
- byte buf[] = new byte[len];
- orbStream.read_octet_array(buf, 0, len);
- return len;
- } catch (MARSHAL marshalException) {
- handleOptionalDataMarshalException(marshalException, false);
-
- throw marshalException;
- } catch(Error e) {
- IOException exc = new IOException(e.getMessage());
- exc.initCause(e) ;
- throw exc ;
- }
- }
-
- private Object inputObject(Class clz,
- String repositoryID,
- com.sun.org.omg.SendingContext.CodeBase sender,
- int offset)
- throws IOException, ClassNotFoundException
- {
-
- /*
- * Get the descriptor and then class of the incoming object.
- */
-
- currentClassDesc = ObjectStreamClass.lookup(clz);
- currentClass = currentClassDesc.forClass();
- //currentClassDesc.setClass(currentClass);
- if (currentClass == null)
- // XXX I18N, logging needed.
- throw new ClassNotFoundException(currentClassDesc.getName());
-
- try {
- /* If Externalizable,
- * Create an instance and tell it to read its data.
- * else,
- * Handle it as a serializable class.
- */
- if (currentClassDesc.isExternalizable()) {
- try {
- currentObject = (currentClass == null) ?
- null : currentClassDesc.newInstance();
- if (currentObject != null) {
-
- // Store this object and its beginning position
- // since there might be indirections to it while
- // it's been unmarshalled.
- activeRecursionMgr.addObject(offset, currentObject);
-
- // Read format version
- readFormatVersion();
-
- Externalizable ext = (Externalizable)currentObject;
- ext.readExternal(this);
- }
- } catch (InvocationTargetException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InvocationTargetException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (UnsupportedOperationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "UnsupportedOperationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (InstantiationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InstantiationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- }
- } // end : if (currentClassDesc.isExternalizable())
- else {
- /* Count number of classes and descriptors we might have
- * to work on.
- */
-
- ObjectStreamClass currdesc = currentClassDesc;
- Class currclass = currentClass;
-
- int spBase = spClass; // current top of stack
-
- /* The object's classes should be processed from supertype to subtype
- * Push all the clases of the current object onto a stack.
- * Note that only the serializable classes are represented
- * in the descriptor list.
- *
- * Handle versioning where one or more supertypes of
- * have been inserted or removed. The stack will
- * contain pairs of descriptors and the corresponding
- * class. If the object has a class that did not occur in
- * the original the descriptor will be null. If the
- * original object had a descriptor for a class not
- * present in the local hierarchy of the object the class will be
- * null.
- *
- */
-
- /*
- * This is your basic diff pattern, made simpler
- * because reordering is not allowed.
- */
- // sun.4296963 ibm.11861
- // d11861 we should stop when we find the highest serializable class
- // We need this so that when we allocate the new object below, we
- // can call the constructor of the non-serializable superclass.
- // Note that in the JRMP variant of this code the
- // ObjectStreamClass.lookup() method handles this, but we've put
- // this fix here rather than change lookup because the new behaviour
- // is needed in other cases.
-
- for (currdesc = currentClassDesc, currclass = currentClass;
- currdesc != null && currdesc.isSerializable(); /*sun.4296963 ibm.11861*/
- currdesc = currdesc.getSuperclass()) {
-
- /*
- * Search the classes to see if the class of this
- * descriptor appears further up the hierarchy. Until
- * it's found assume its an inserted class. If it's
- * not found, its the descriptor's class that has been
- * removed.
- */
- Class cc = currdesc.forClass();
- Class cl;
- for (cl = currclass; cl != null; cl = cl.getSuperclass()) {
- if (cc == cl) {
- // found a superclass that matches this descriptor
- break;
- } else {
- /* Ignore a class that doesn't match. No
- * action is needed since it is already
- * initialized.
- */
- }
- } // end : for (cl = currclass; cl != null; cl = cl.getSuperclass())
- /* Test if there is room for this new entry.
- * If not, double the size of the arrays and copy the contents.
- */
- spClass++;
- if (spClass >= classes.length) {
- int newlen = classes.length * 2;
- Class[] newclasses = new Class[newlen];
- ObjectStreamClass[] newclassdesc = new ObjectStreamClass[newlen];
-
- System.arraycopy(classes, 0,
- newclasses, 0,
- classes.length);
- System.arraycopy(classdesc, 0,
- newclassdesc, 0,
- classes.length);
-
- classes = newclasses;
- classdesc = newclassdesc;
- }
-
- if (cl == null) {
- /* Class not found corresponding to this descriptor.
- * Pop off all the extra classes pushed.
- * Push the descriptor and a null class.
- */
- classdesc[spClass] = currdesc;
- classes[spClass] = null;
- } else {
- /* Current class descriptor matches current class.
- * Some classes may have been inserted.
- * Record the match and advance the class, continue
- * with the next descriptor.
- */
- classdesc[spClass] = currdesc;
- classes[spClass] = cl;
- currclass = cl.getSuperclass();
- }
- } // end : for (currdesc = currentClassDesc, currclass = currentClass;
-
- /* Allocate a new object. The object is only constructed
- * above the highest serializable class and is set to
- * default values for all more specialized classes.
- */
- try {
- currentObject = (currentClass == null) ?
- null : currentClassDesc.newInstance() ;
-
- // Store this object and its beginning position
- // since there might be indirections to it while
- // it's been unmarshalled.
- activeRecursionMgr.addObject(offset, currentObject);
- } catch (InvocationTargetException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InvocationTargetException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (UnsupportedOperationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "UnsupportedOperationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (InstantiationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InstantiationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- }
-
- /*
- * For all the pushed descriptors and classes.
- * if the class has its own writeObject and readObject methods
- * call the readObject method
- * else
- * invoke the defaultReadObject method
- */
- try {
- for (spClass = spClass; spClass > spBase; spClass--) {
- /*
- * Set current descriptor and corresponding class
- */
- currentClassDesc = classdesc[spClass];
- currentClass = classes[spClass];
- if (classes[spClass] != null) {
- /* Read the data from the stream described by the
- * descriptor and store into the matching class.
- */
-
- ReadObjectState oldState = readObjectState;
- setState(DEFAULT_STATE);
-
- try {
-
- // Changed since invokeObjectReader no longer does this.
- if (currentClassDesc.hasWriteObject()) {
-
- // Read format version
- readFormatVersion();
-
- // Read defaultWriteObject indicator
- boolean calledDefaultWriteObject = readBoolean();
-
- readObjectState.beginUnmarshalCustomValue(this,
- calledDefaultWriteObject,
- (currentClassDesc.readObjectMethod
- != null));
- } else {
- if (currentClassDesc.hasReadObject())
- setState(IN_READ_OBJECT_REMOTE_NOT_CUSTOM_MARSHALED);
- }
-
- if (!invokeObjectReader(currentClassDesc, currentObject, currentClass) ||
- readObjectState == IN_READ_OBJECT_DEFAULTS_SENT) {
-
- // Error case of no readObject and didn't call
- // defaultWriteObject handled in default state
-
- ObjectStreamField[] fields =
- currentClassDesc.getFieldsNoCopy();
- if (fields.length > 0) {
- inputClassFields(currentObject, currentClass, fields, sender);
- }
- }
-
- if (currentClassDesc.hasWriteObject())
- readObjectState.endUnmarshalCustomValue(this);
-
- } finally {
- setState(oldState);
- }
-
- } else {
-
- // _REVISIT_ : Can we ever get here?
- /* No local class for this descriptor,
- * Skip over the data for this class.
- * like defaultReadObject with a null currentObject.
- * The code will read the values but discard them.
- */
- ObjectStreamField[] fields =
- currentClassDesc.getFieldsNoCopy();
- if (fields.length > 0) {
- inputClassFields(null, currentClass, fields, sender);
- }
-
- }
-
- }
- } finally {
- // Make sure we exit at the same stack level as when we started.
- spClass = spBase;
- }
- }
- } finally {
- // We've completed deserializing this object. Any
- // future indirections will be handled correctly at the
- // CDR level. The ActiveRecursionManager only deals with
- // objects currently being deserialized.
- activeRecursionMgr.removeObject(offset);
- }
-
- return currentObject;
- }
-
- // This retrieves a vector of FVD's for the hierarchy of serializable classes stemming from
- // repositoryID. It is assumed that the sender will not provide base_value id's for non-serializable
- // classes!
- private Vector getOrderedDescriptions(String repositoryID,
- com.sun.org.omg.SendingContext.CodeBase sender) {
- Vector descs = new Vector();
-
- if (sender == null) {
- return descs;
- }
-
- FullValueDescription aFVD = sender.meta(repositoryID);
- while (aFVD != null) {
- descs.insertElementAt(aFVD, 0);
- if ((aFVD.base_value != null) && !kEmptyStr.equals(aFVD.base_value)) {
- aFVD = sender.meta(aFVD.base_value);
- }
- else return descs;
- }
-
- return descs;
- }
-
- /**
- * This input method uses FullValueDescriptions retrieved from the sender's runtime to
- * read in the data. This method is capable of throwing out data not applicable to client's fields.
- * This method handles instances where the reader has a class not sent by the sender, the sender sent
- * a class not present on the reader, and/or the reader's class does not match the sender's class.
- *
- * NOTE : If the local description indicates custom marshaling and the remote type's FVD also
- * indicates custom marsahling than the local type is used to read the data off the wire. However,
- * if either says custom while the other does not, a MARSHAL error is thrown. Externalizable is
- * a form of custom marshaling.
- *
- */
- private Object inputObjectUsingFVD(Class clz,
- String repositoryID,
- com.sun.org.omg.SendingContext.CodeBase sender,
- int offset)
- throws IOException, ClassNotFoundException
- {
- int spBase = spClass; // current top of stack
- try{
-
- /*
- * Get the descriptor and then class of the incoming object.
- */
-
- ObjectStreamClass currdesc = currentClassDesc = ObjectStreamClass.lookup(clz);
- Class currclass = currentClass = clz;
-
- /* If Externalizable,
- * Create an instance and tell it to read its data.
- * else,
- * Handle it as a serializable class.
- */
- if (currentClassDesc.isExternalizable()) {
- try {
- currentObject = (currentClass == null) ?
- null : currentClassDesc.newInstance();
- if (currentObject != null) {
- // Store this object and its beginning position
- // since there might be indirections to it while
- // it's been unmarshalled.
- activeRecursionMgr.addObject(offset, currentObject);
-
- // Read format version
- readFormatVersion();
-
- Externalizable ext = (Externalizable)currentObject;
- ext.readExternal(this);
- }
- } catch (InvocationTargetException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InvocationTargetException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (UnsupportedOperationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "UnsupportedOperationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (InstantiationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InstantiationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- }
- } else {
- /*
- * This is your basic diff pattern, made simpler
- * because reordering is not allowed.
- */
- for (currdesc = currentClassDesc, currclass = currentClass;
- currdesc != null && currdesc.isSerializable(); /*sun.4296963 ibm.11861*/
-
- currdesc = currdesc.getSuperclass()) {
-
- /*
- * Search the classes to see if the class of this
- * descriptor appears further up the hierarchy. Until
- * it's found assume its an inserted class. If it's
- * not found, its the descriptor's class that has been
- * removed.
- */
- Class cc = currdesc.forClass();
- Class cl;
- for (cl = currclass; cl != null; cl = cl.getSuperclass()) {
- if (cc == cl) {
- // found a superclass that matches this descriptor
- break;
- } else {
- /* Ignore a class that doesn't match. No
- * action is needed since it is already
- * initialized.
- */
- }
- } // end : for (cl = currclass; cl != null; cl = cl.getSuperclass())
- /* Test if there is room for this new entry.
- * If not, double the size of the arrays and copy the contents.
- */
- spClass++;
- if (spClass >= classes.length) {
- int newlen = classes.length * 2;
- Class[] newclasses = new Class[newlen];
- ObjectStreamClass[] newclassdesc = new ObjectStreamClass[newlen];
-
- System.arraycopy(classes, 0,
- newclasses, 0,
- classes.length);
- System.arraycopy(classdesc, 0,
- newclassdesc, 0,
- classes.length);
-
- classes = newclasses;
- classdesc = newclassdesc;
- }
-
- if (cl == null) {
- /* Class not found corresponding to this descriptor.
- * Pop off all the extra classes pushed.
- * Push the descriptor and a null class.
- */
- classdesc[spClass] = currdesc;
- classes[spClass] = null;
- } else {
- /* Current class descriptor matches current class.
- * Some classes may have been inserted.
- * Record the match and advance the class, continue
- * with the next descriptor.
- */
- classdesc[spClass] = currdesc;
- classes[spClass] = cl;
- currclass = cl.getSuperclass();
- }
- } // end : for (currdesc = currentClassDesc, currclass = currentClass;
-
- /* Allocate a new object.
- */
- try {
- currentObject = (currentClass == null) ?
- null : currentClassDesc.newInstance();
-
- // Store this object and its beginning position
- // since there might be indirections to it while
- // it's been unmarshalled.
- activeRecursionMgr.addObject(offset, currentObject);
- } catch (InvocationTargetException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InvocationTargetException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (UnsupportedOperationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "UnsupportedOperationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- } catch (InstantiationException e) {
- InvalidClassException exc = new InvalidClassException(
- currentClass.getName(),
- "InstantiationException accessing no-arg constructor");
- exc.initCause( e ) ;
- throw exc ;
- }
-
- Enumeration fvdsList = getOrderedDescriptions(repositoryID, sender).elements();
-
- while((fvdsList.hasMoreElements()) && (spClass > spBase)) {
- FullValueDescription fvd = (FullValueDescription)fvdsList.nextElement();
- // d4365188: backward compatability
- String repIDForFVD = vhandler.getClassName(fvd.id);
- String repIDForClass = vhandler.getClassName(vhandler.getRMIRepositoryID(currentClass));
-
- while ((spClass > spBase) &&
- (!repIDForFVD.equals(repIDForClass))) {
- int pos = findNextClass(repIDForFVD, classes, spClass, spBase);
- if (pos != -1) {
- spClass = pos;
- currclass = currentClass = classes[spClass];
- repIDForClass = vhandler.getClassName(vhandler.getRMIRepositoryID(currentClass));
- }
- else { // Read and throw away one level of the fvdslist
-
- // This seems to mean that the sender had a superclass that
- // we don't have
-
- if (fvd.is_custom) {
-
- readFormatVersion();
- boolean calledDefaultWriteObject = readBoolean();
-
- if (calledDefaultWriteObject)
- inputClassFields(null, null, null, fvd.members, sender);
-
- if (getStreamFormatVersion() == 2) {
-
- ((ValueInputStream)getOrbStream()).start_value();
- ((ValueInputStream)getOrbStream()).end_value();
- }
-
- // WARNING: If stream format version is 1 and there's
- // optional data, we'll get some form of exception down
- // the line or data corruption.
-
- } else {
-
- inputClassFields(null, currentClass, null, fvd.members, sender);
- }
-
- if (fvdsList.hasMoreElements()){
- fvd = (FullValueDescription)fvdsList.nextElement();
- repIDForFVD = vhandler.getClassName(fvd.id);
- }
- else return currentObject;
- }
- }
-
- currdesc = currentClassDesc = ObjectStreamClass.lookup(currentClass);
-
- if (!repIDForClass.equals("java.lang.Object")) {
-
- // If the sender used custom marshaling, then it should have put
- // the two bytes on the wire indicating stream format version
- // and whether or not the writeObject method called
- // defaultWriteObject/writeFields.
-
- ReadObjectState oldState = readObjectState;
- setState(DEFAULT_STATE);
-
- try {
-
- if (fvd.is_custom) {
-
- // Read format version
- readFormatVersion();
-
- // Read defaultWriteObject indicator
- boolean calledDefaultWriteObject = readBoolean();
-
- readObjectState.beginUnmarshalCustomValue(this,
- calledDefaultWriteObject,
- (currentClassDesc.readObjectMethod
- != null));
- }
-
- boolean usedReadObject = false;
-
- // Always use readObject if it exists, and fall back to default
- // unmarshaling if it doesn't.
- try {
-
- if (!fvd.is_custom && currentClassDesc.hasReadObject())
- setState(IN_READ_OBJECT_REMOTE_NOT_CUSTOM_MARSHALED);
-
- // See the definition of defaultReadObjectFVDMembers
- // for more information. This concerns making sure
- // we use the remote FVD's members in defaultReadObject.
- defaultReadObjectFVDMembers = fvd.members;
- usedReadObject = invokeObjectReader(currentClassDesc,
- currentObject,
- currentClass);
-
- } finally {
- defaultReadObjectFVDMembers = null;
- }
-
- // Note that the !usedReadObject !calledDefaultWriteObject
- // case is handled by the beginUnmarshalCustomValue method
- // of the default state
- if (!usedReadObject || readObjectState == IN_READ_OBJECT_DEFAULTS_SENT)
- inputClassFields(currentObject, currentClass, currdesc, fvd.members, sender);
-
- if (fvd.is_custom)
- readObjectState.endUnmarshalCustomValue(this);
-
- } finally {
- setState(oldState);
- }
-
- currclass = currentClass = classes[--spClass];
-
- } else {
-
- // The remaining hierarchy of the local class does not match the sender's FVD.
- // So, use remaining FVDs to read data off wire. If any remaining FVDs indicate
- // custom marshaling, throw MARSHAL error.
- inputClassFields(null, currentClass, null, fvd.members, sender);
-
- while (fvdsList.hasMoreElements()){
- fvd = (FullValueDescription)fvdsList.nextElement();
-
- if (fvd.is_custom)
- skipCustomUsingFVD(fvd.members, sender);
- else
- inputClassFields(null, currentClass, null, fvd.members, sender);
- }
-
- }
-
- } // end : while(fvdsList.hasMoreElements())
- while (fvdsList.hasMoreElements()){
-
- FullValueDescription fvd = (FullValueDescription)fvdsList.nextElement();
- if (fvd.is_custom)
- skipCustomUsingFVD(fvd.members, sender);
- else
- throwAwayData(fvd.members, sender);
- }
- }
-
- return currentObject;
- }
- finally {
- // Make sure we exit at the same stack level as when we started.
- spClass = spBase;
-
- // We've completed deserializing this object. Any
- // future indirections will be handled correctly at the
- // CDR level. The ActiveRecursionManager only deals with
- // objects currently being deserialized.
- activeRecursionMgr.removeObject(offset);
- }
-
- }
-
- /**
- * This input method uses FullValueDescriptions retrieved from the sender's runtime to
- * read in the data. This method is capable of throwing out data not applicable to client's fields.
- *
- * NOTE : If the local description indicates custom marshaling and the remote type's FVD also
- * indicates custom marsahling than the local type is used to read the data off the wire. However,
- * if either says custom while the other does not, a MARSHAL error is thrown. Externalizable is
- * a form of custom marshaling.
- *
- */
- private Object skipObjectUsingFVD(String repositoryID,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws IOException, ClassNotFoundException
- {
-
- Enumeration fvdsList = getOrderedDescriptions(repositoryID, sender).elements();
-
- while(fvdsList.hasMoreElements()) {
- FullValueDescription fvd = (FullValueDescription)fvdsList.nextElement();
- String repIDForFVD = vhandler.getClassName(fvd.id);
-
- if (!repIDForFVD.equals("java.lang.Object")) {
- if (fvd.is_custom) {
-
- readFormatVersion();
-
- boolean calledDefaultWriteObject = readBoolean();
-
- if (calledDefaultWriteObject)
- inputClassFields(null, null, null, fvd.members, sender);
-
- if (getStreamFormatVersion() == 2) {
-
- ((ValueInputStream)getOrbStream()).start_value();
- ((ValueInputStream)getOrbStream()).end_value();
- }
-
- // WARNING: If stream format version is 1 and there's
- // optional data, we'll get some form of exception down
- // the line.
-
- } else {
- // Use default marshaling
- inputClassFields(null, null, null, fvd.members, sender);
- }
- }
-
- } // end : while(fvdsList.hasMoreElements())
- return null;
-
- }
-
- ///////////////////
-
- private int findNextClass(String classname, Class classes[], int _spClass, int _spBase){
-
- for (int i = _spClass; i > _spBase; i--){
- if (classname.equals(classes[i].getName())) {
- return i;
- }
- }
-
- return -1;
- }
-
- /*
- * Invoke the readObject method if present. Assumes that in the case of custom
- * marshaling, the format version and defaultWriteObject indicator were already
- * removed.
- */
- private boolean invokeObjectReader(ObjectStreamClass osc, Object obj, Class aclass)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException
- {
- if (osc.readObjectMethod == null) {
- return false;
- }
-
- try {
- osc.readObjectMethod.invoke( obj, readObjectArgList ) ;
- return true;
- } catch (InvocationTargetException e) {
- Throwable t = e.getTargetException();
- if (t instanceof ClassNotFoundException)
- throw (ClassNotFoundException)t;
- else if (t instanceof IOException)
- throw (IOException)t;
- else if (t instanceof RuntimeException)
- throw (RuntimeException) t;
- else if (t instanceof Error)
- throw (Error) t;
- else
- // XXX I18N, logging needed.
- throw new Error("internal error");
- } catch (IllegalAccessException e) {
- return false;
- }
- }
-
- /*
- * Reset the stream to be just like it was after the constructor.
- */
- private void resetStream() throws IOException {
-
- if (classes == null)
- classes = new Class[20];
- else {
- for (int i = 0; i < classes.length; i++)
- classes[i] = null;
- }
- if (classdesc == null)
- classdesc = new ObjectStreamClass[20];
- else {
- for (int i = 0; i < classdesc.length; i++)
- classdesc[i] = null;
- }
- spClass = 0;
-
- if (callbacks != null)
- callbacks.setSize(0); // discard any pending callbacks
- }
-
- /**
- * Factored out of inputClassFields This reads a primitive value and sets it
- * in the field of o described by the ObjectStreamField field.
- *
- * Note that reflection cannot be used here, because reflection cannot be used
- * to set final fields.
- */
- private void inputPrimitiveField(Object o, Class cl, ObjectStreamField field)
- throws InvalidClassException, IOException {
-
- try {
- switch (field.getTypeCode()) {
- case 'B':
- byte byteValue = orbStream.read_octet();
- bridge.putByte( o, field.getFieldID(), byteValue ) ;
- //reflective code: field.getField().setByte( o, byteValue ) ;
- break;
- case 'Z':
- boolean booleanValue = orbStream.read_boolean();
- bridge.putBoolean( o, field.getFieldID(), booleanValue ) ;
- //reflective code: field.getField().setBoolean( o, booleanValue ) ;
- break;
- case 'C':
- char charValue = orbStream.read_wchar();
- bridge.putChar( o, field.getFieldID(), charValue ) ;
- //reflective code: field.getField().setChar( o, charValue ) ;
- break;
- case 'S':
- short shortValue = orbStream.read_short();
- bridge.putShort( o, field.getFieldID(), shortValue ) ;
- //reflective code: field.getField().setShort( o, shortValue ) ;
- break;
- case 'I':
- int intValue = orbStream.read_long();
- bridge.putInt( o, field.getFieldID(), intValue ) ;
- //reflective code: field.getField().setInt( o, intValue ) ;
- break;
- case 'J':
- long longValue = orbStream.read_longlong();
- bridge.putLong( o, field.getFieldID(), longValue ) ;
- //reflective code: field.getField().setLong( o, longValue ) ;
- break;
- case 'F' :
- float floatValue = orbStream.read_float();
- bridge.putFloat( o, field.getFieldID(), floatValue ) ;
- //reflective code: field.getField().setFloat( o, floatValue ) ;
- break;
- case 'D' :
- double doubleValue = orbStream.read_double();
- bridge.putDouble( o, field.getFieldID(), doubleValue ) ;
- //reflective code: field.getField().setDouble( o, doubleValue ) ;
- break;
- default:
- // XXX I18N, logging needed.
- throw new InvalidClassException(cl.getName());
- }
- } catch (IllegalArgumentException e) {
- /* This case should never happen. If the field types
- are not the same, InvalidClassException is raised when
- matching the local class to the serialized ObjectStreamClass. */
- ClassCastException cce = new ClassCastException("Assigning instance of class " +
- field.getType().getName() +
- " to field " +
- currentClassDesc.getName() + '#' +
- field.getField().getName());
- cce.initCause( e ) ;
- throw cce ;
- }
- }
-
- private Object inputObjectField(org.omg.CORBA.ValueMember field,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws IndirectionException, ClassNotFoundException, IOException,
- StreamCorruptedException {
-
- Object objectValue = null;
- Class type = null;
- String id = field.id;
-
- try {
- type = vhandler.getClassFromType(id);
- } catch(ClassNotFoundException cnfe) {
- // Make sure type = null
- type = null;
- }
-
- String signature = null;
- if (type != null)
- signature = ValueUtility.getSignature(field);
-
- if (signature != null && (signature.equals("Ljava/lang/Object;") ||
- signature.equals("Ljava/io/Serializable;") ||
- signature.equals("Ljava/io/Externalizable;"))) {
- objectValue = javax.rmi.CORBA.Util.readAny(orbStream);
- } else {
- // Decide what method call to make based on the type. If
- // it is a type for which we need to load a stub, convert
- // the type to the correct stub type.
- //
- // NOTE : Since FullValueDescription does not allow us
- // to ask whether something is an interface we do not
- // have the ability to optimize this check.
-
- int callType = ValueHandlerImpl.kValueType;
-
- if (!vhandler.isSequence(id)) {
-
- if (field.type.kind().value() == kRemoteTypeCode.kind().value()) {
-
- // RMI Object reference...
- callType = ValueHandlerImpl.kRemoteType;
-
- } else {
-
- // REVISIT. If we don't have the local class,
- // we should probably verify that it's an RMI type,
- // query the remote FVD, and use is_abstract.
- // Our FVD seems to get NullPointerExceptions for any
- // non-RMI types.
-
- // This uses the local class in the same way as
- // inputObjectField(ObjectStreamField) does. REVISIT
- // inputObjectField(ObjectStreamField)'s loadStubClass
- // logic. Assumption is that the given type cannot
- // evolve to become a CORBA abstract interface or
- // a RMI abstract interface.
-
- if (type != null && type.isInterface() &&
- (vhandler.isAbstractBase(type) ||
- ObjectStreamClassCorbaExt.isAbstractInterface(type))) {
-
- callType = ValueHandlerImpl.kAbstractType;
- }
- }
- }
-
- // Now that we have used the FVD of the field to determine the proper course
- // of action, it is ok to use the type (Class) from this point forward since
- // the rep. id for this read will also follow on the wire.
-
- switch (callType) {
- case ValueHandlerImpl.kRemoteType:
- if (type != null)
- objectValue = Utility.readObjectAndNarrow(orbStream, type);
- else
- objectValue = orbStream.read_Object();
- break;
- case ValueHandlerImpl.kAbstractType:
- if (type != null)
- objectValue = Utility.readAbstractAndNarrow(orbStream, type);
- else
- objectValue = orbStream.read_abstract_interface();
- break;
- case ValueHandlerImpl.kValueType:
- if (type != null)
- objectValue = orbStream.read_value(type);
- else
- objectValue = orbStream.read_value();
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown callType: " + callType);
- }
- }
-
- return objectValue;
- }
-
- /**
- * Factored out of inputClassFields and reused in
- * inputCurrentClassFieldsForReadFields.
- *
- * Reads the field (which of an Object type as opposed to a primitive)
- * described by ObjectStreamField field and returns it.
- */
- private Object inputObjectField(ObjectStreamField field)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IndirectionException, IOException {
-
- if (ObjectStreamClassCorbaExt.isAny(field.getTypeString())) {
- return javax.rmi.CORBA.Util.readAny(orbStream);
- }
-
- Object objectValue = null;
-
- // fields have an API to provide the actual class
- // corresponding to the data type
- // Class type = osc.forClass();
- Class fieldType = field.getType();
- Class actualType = fieldType; // This may change if stub loaded.
-
- // Decide what method call to make based on the fieldType. If
- // it is a type for which we need to load a stub, convert
- // the type to the correct stub type.
-
- int callType = ValueHandlerImpl.kValueType;
- boolean narrow = false;
-
- if (fieldType.isInterface()) {
- boolean loadStubClass = false;
-
- if (java.rmi.Remote.class.isAssignableFrom(fieldType)) {
-
- // RMI Object reference...
- callType = ValueHandlerImpl.kRemoteType;
-
- } else if (org.omg.CORBA.Object.class.isAssignableFrom(fieldType)){
-
- // IDL Object reference...
- callType = ValueHandlerImpl.kRemoteType;
- loadStubClass = true;
-
- } else if (vhandler.isAbstractBase(fieldType)) {
- // IDL Abstract Object reference...
-
- callType = ValueHandlerImpl.kAbstractType;
- loadStubClass = true;
- } else if (ObjectStreamClassCorbaExt.isAbstractInterface(fieldType)) {
- // RMI Abstract Object reference...
-
- callType = ValueHandlerImpl.kAbstractType;
- }
-
- if (loadStubClass) {
- try {
- String codebase = Util.getCodebase(fieldType);
- String repID = vhandler.createForAnyType(fieldType);
- Class stubType =
- Utility.loadStubClass(repID, codebase, fieldType);
- actualType = stubType;
- } catch (ClassNotFoundException e) {
- narrow = true;
- }
- } else {
- narrow = true;
- }
- }
-
- switch (callType) {
- case ValueHandlerImpl.kRemoteType:
- if (!narrow)
- objectValue = (Object)orbStream.read_Object(actualType);
- else
- objectValue = Utility.readObjectAndNarrow(orbStream, actualType);
- break;
- case ValueHandlerImpl.kAbstractType:
- if (!narrow)
- objectValue = (Object)orbStream.read_abstract_interface(actualType);
- else
- objectValue = Utility.readAbstractAndNarrow(orbStream, actualType);
- break;
- case ValueHandlerImpl.kValueType:
- objectValue = (Object)orbStream.read_value(actualType);
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown callType: " + callType);
- }
-
- return objectValue;
- }
-
- private final boolean mustUseRemoteValueMembers() {
- return defaultReadObjectFVDMembers != null;
- }
-
- void readFields(java.util.Map fieldToValueMap)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException {
-
- if (mustUseRemoteValueMembers()) {
- inputRemoteMembersForReadFields(fieldToValueMap);
- } else
- inputCurrentClassFieldsForReadFields(fieldToValueMap);
- }
-
- private final void inputRemoteMembersForReadFields(java.util.Map fieldToValueMap)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException {
-
- // Must have this local variable since defaultReadObjectFVDMembers
- // may get mangled by recursion.
- ValueMember fields[] = defaultReadObjectFVDMembers;
-
- try {
-
- for (int i = 0; i < fields.length; i++) {
-
- switch (fields[i].type.kind().value()) {
-
- case TCKind._tk_octet:
- byte byteValue = orbStream.read_octet();
- fieldToValueMap.put(fields[i].name, new Byte(byteValue));
- break;
- case TCKind._tk_boolean:
- boolean booleanValue = orbStream.read_boolean();
- fieldToValueMap.put(fields[i].name, new Boolean(booleanValue));
- break;
- case TCKind._tk_char:
- // Backwards compatibility. Older Sun ORBs sent
- // _tk_char even though they read and wrote wchars
- // correctly.
- //
- // Fall through to the _tk_wchar case.
- case TCKind._tk_wchar:
- char charValue = orbStream.read_wchar();
- fieldToValueMap.put(fields[i].name, new Character(charValue));
- break;
- case TCKind._tk_short:
- short shortValue = orbStream.read_short();
- fieldToValueMap.put(fields[i].name, new Short(shortValue));
- break;
- case TCKind._tk_long:
- int intValue = orbStream.read_long();
- fieldToValueMap.put(fields[i].name, new Integer(intValue));
- break;
- case TCKind._tk_longlong:
- long longValue = orbStream.read_longlong();
- fieldToValueMap.put(fields[i].name, new Long(longValue));
- break;
- case TCKind._tk_float:
- float floatValue = orbStream.read_float();
- fieldToValueMap.put(fields[i].name, new Float(floatValue));
- break;
- case TCKind._tk_double:
- double doubleValue = orbStream.read_double();
- fieldToValueMap.put(fields[i].name, new Double(doubleValue));
- break;
- case TCKind._tk_value:
- case TCKind._tk_objref:
- case TCKind._tk_value_box:
- Object objectValue = null;
- try {
- objectValue = inputObjectField(fields[i],
- cbSender);
-
- } catch (IndirectionException cdrie) {
- // The CDR stream had never seen the given offset before,
- // so check the recursion manager (it will throw an
- // IOException if it doesn't have a reference, either).
- objectValue = activeRecursionMgr.getObject(cdrie.offset);
- }
-
- fieldToValueMap.put(fields[i].name, objectValue);
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown kind: "
- + fields[i].type.kind().value());
- }
- }
- } catch (Throwable t) {
- StreamCorruptedException result = new StreamCorruptedException(t.getMessage());
- result.initCause(t);
- throw result;
- }
- }
-
- /**
- * Called from InputStreamHook.
- *
- * Reads the fields of the current class (could be the ones
- * queried from the remote FVD) and puts them in
- * the given Map, name to value. Wraps primitives in the
- * corresponding java.lang Objects.
- */
- private final void inputCurrentClassFieldsForReadFields(java.util.Map fieldToValueMap)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException {
-
- ObjectStreamField[] fields = currentClassDesc.getFieldsNoCopy();
-
- int primFields = fields.length - currentClassDesc.objFields;
-
- // Handle the primitives first
- for (int i = 0; i < primFields; ++i) {
-
- switch (fields[i].getTypeCode()) {
- case 'B':
- byte byteValue = orbStream.read_octet();
- fieldToValueMap.put(fields[i].getName(),
- new Byte(byteValue));
- break;
- case 'Z':
- boolean booleanValue = orbStream.read_boolean();
- fieldToValueMap.put(fields[i].getName(),
- new Boolean(booleanValue));
- break;
- case 'C':
- char charValue = orbStream.read_wchar();
- fieldToValueMap.put(fields[i].getName(),
- new Character(charValue));
- break;
- case 'S':
- short shortValue = orbStream.read_short();
- fieldToValueMap.put(fields[i].getName(),
- new Short(shortValue));
- break;
- case 'I':
- int intValue = orbStream.read_long();
- fieldToValueMap.put(fields[i].getName(),
- new Integer(intValue));
- break;
- case 'J':
- long longValue = orbStream.read_longlong();
- fieldToValueMap.put(fields[i].getName(),
- new Long(longValue));
- break;
- case 'F' :
- float floatValue = orbStream.read_float();
- fieldToValueMap.put(fields[i].getName(),
- new Float(floatValue));
- break;
- case 'D' :
- double doubleValue = orbStream.read_double();
- fieldToValueMap.put(fields[i].getName(),
- new Double(doubleValue));
- break;
- default:
- // XXX I18N, logging needed.
- throw new InvalidClassException(currentClassDesc.getName());
- }
- }
-
- /* Read and set object fields from the input stream. */
- if (currentClassDesc.objFields > 0) {
- for (int i = primFields; i < fields.length; i++) {
- Object objectValue = null;
- try {
- objectValue = inputObjectField(fields[i]);
- } catch(IndirectionException cdrie) {
- // The CDR stream had never seen the given offset before,
- // so check the recursion manager (it will throw an
- // IOException if it doesn't have a reference, either).
- objectValue = activeRecursionMgr.getObject(cdrie.offset);
- }
-
- fieldToValueMap.put(fields[i].getName(), objectValue);
- }
- }
- }
-
- /*
- * Read the fields of the specified class from the input stream and set
- * the values of the fields in the specified object. If the specified
- * object is null, just consume the fields without setting any values. If
- * any ObjectStreamField does not have a reflected Field, don't try to set
- * that field in the object.
- *
- * REVISIT -- This code doesn't do what the comment says to when
- * getField() is null!
- */
- private void inputClassFields(Object o, Class cl,
- ObjectStreamField[] fields,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException
- {
-
- int primFields = fields.length - currentClassDesc.objFields;
-
- if (o != null) {
- for (int i = 0; i < primFields; ++i) {
- if (fields[i].getField() == null)
- continue;
-
- inputPrimitiveField(o, cl, fields[i]);
- }
- }
-
- /* Read and set object fields from the input stream. */
- if (currentClassDesc.objFields > 0) {
- for (int i = primFields; i < fields.length; i++) {
- Object objectValue = null;
-
- try {
- objectValue = inputObjectField(fields[i]);
- } catch(IndirectionException cdrie) {
- // The CDR stream had never seen the given offset before,
- // so check the recursion manager (it will throw an
- // IOException if it doesn't have a reference, either).
- objectValue = activeRecursionMgr.getObject(cdrie.offset);
- }
-
- if ((o == null) || (fields[i].getField() == null)) {
- continue;
- }
-
- try {
- bridge.putObject( o, fields[i].getFieldID(), objectValue ) ;
- // reflective code: fields[i].getField().set( o, objectValue ) ;
- } catch (IllegalArgumentException e) {
- ClassCastException exc = new ClassCastException("Assigning instance of class " +
- objectValue.getClass().getName() +
- " to field " +
- currentClassDesc.getName() +
- '#' +
- fields[i].getField().getName());
- exc.initCause( e ) ;
- throw exc ;
- }
- } // end : for loop
- }
- }
-
- /*
- * Read the fields of the specified class from the input stream and set
- * the values of the fields in the specified object. If the specified
- * object is null, just consume the fields without setting any values. If
- * any ObjectStreamField does not have a reflected Field, don't try to set
- * that field in the object.
- */
- private void inputClassFields(Object o, Class cl,
- ObjectStreamClass osc,
- ValueMember[] fields,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException
- {
- try{
- for (int i = 0; i < fields.length; ++i) {
- try {
- switch (fields[i].type.kind().value()) {
- case TCKind._tk_octet:
- byte byteValue = orbStream.read_octet();
- if ((o != null) && osc.hasField(fields[i]))
- setByteField(o, cl, fields[i].name, byteValue);
- break;
- case TCKind._tk_boolean:
- boolean booleanValue = orbStream.read_boolean();
- if ((o != null) && osc.hasField(fields[i]))
- setBooleanField(o, cl, fields[i].name, booleanValue);
- break;
- case TCKind._tk_char:
- // Backwards compatibility. Older Sun ORBs sent
- // _tk_char even though they read and wrote wchars
- // correctly.
- //
- // Fall through to the _tk_wchar case.
- case TCKind._tk_wchar:
- char charValue = orbStream.read_wchar();
- if ((o != null) && osc.hasField(fields[i]))
- setCharField(o, cl, fields[i].name, charValue);
- break;
- case TCKind._tk_short:
- short shortValue = orbStream.read_short();
- if ((o != null) && osc.hasField(fields[i]))
- setShortField(o, cl, fields[i].name, shortValue);
- break;
- case TCKind._tk_long:
- int intValue = orbStream.read_long();
- if ((o != null) && osc.hasField(fields[i]))
- setIntField(o, cl, fields[i].name, intValue);
- break;
- case TCKind._tk_longlong:
- long longValue = orbStream.read_longlong();
- if ((o != null) && osc.hasField(fields[i]))
- setLongField(o, cl, fields[i].name, longValue);
- break;
- case TCKind._tk_float:
- float floatValue = orbStream.read_float();
- if ((o != null) && osc.hasField(fields[i]))
- setFloatField(o, cl, fields[i].name, floatValue);
- break;
- case TCKind._tk_double:
- double doubleValue = orbStream.read_double();
- if ((o != null) && osc.hasField(fields[i]))
- setDoubleField(o, cl, fields[i].name, doubleValue);
- break;
- case TCKind._tk_value:
- case TCKind._tk_objref:
- case TCKind._tk_value_box:
- Object objectValue = null;
- try {
- objectValue = inputObjectField(fields[i], sender);
- } catch (IndirectionException cdrie) {
- // The CDR stream had never seen the given offset before,
- // so check the recursion manager (it will throw an
- // IOException if it doesn't have a reference, either).
- objectValue = activeRecursionMgr.getObject(cdrie.offset);
- }
-
- if (o == null)
- continue;
- try {
- if (osc.hasField(fields[i])){
- setObjectField(o,
- cl,
- fields[i].name,
- objectValue);
- } else {
- // REVISIT. Convert to a log message.
- // This is a normal case when fields have
- // been added as part of evolution, but
- // silently skipping can make it hard to
- // debug if there's an error
-// System.out.println("**** warning, not setting field: "
-// + fields[i].name
-// + " since not on class "
-// + osc.getName());
-
- }
- } catch (IllegalArgumentException e) {
- // XXX I18N, logging needed.
- ClassCastException cce = new ClassCastException("Assigning instance of class " +
- objectValue.getClass().getName() + " to field " + fields[i].name);
- cce.initCause(e) ;
- throw cce ;
- }
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown kind: "
- + fields[i].type.kind().value());
- }
- } catch (IllegalArgumentException e) {
- /* This case should never happen. If the field types
- are not the same, InvalidClassException is raised when
- matching the local class to the serialized ObjectStreamClass. */
- // XXX I18N, logging needed.
- ClassCastException cce = new ClassCastException("Assigning instance of class " + fields[i].id +
- " to field " + currentClassDesc.getName() + '#' + fields[i].name);
- cce.initCause( e ) ;
- throw cce ;
- }
- }
- } catch(Throwable t){
- // XXX I18N, logging needed.
- StreamCorruptedException sce = new StreamCorruptedException(t.getMessage());
- sce.initCause(t) ;
- throw sce ;
- }
- }
-
- private void skipCustomUsingFVD(ValueMember[] fields,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException
- {
- readFormatVersion();
- boolean calledDefaultWriteObject = readBoolean();
-
- if (calledDefaultWriteObject)
- throwAwayData(fields, sender);
-
- if (getStreamFormatVersion() == 2) {
-
- ((ValueInputStream)getOrbStream()).start_value();
- ((ValueInputStream)getOrbStream()).end_value();
- }
- }
-
- /*
- * Read the fields of the specified class from the input stream throw data away.
- * This must handle same switch logic as above.
- */
- private void throwAwayData(ValueMember[] fields,
- com.sun.org.omg.SendingContext.CodeBase sender)
- throws InvalidClassException, StreamCorruptedException,
- ClassNotFoundException, IOException
- {
- for (int i = 0; i < fields.length; ++i) {
-
- try {
-
- switch (fields[i].type.kind().value()) {
- case TCKind._tk_octet:
- orbStream.read_octet();
- break;
- case TCKind._tk_boolean:
- orbStream.read_boolean();
- break;
- case TCKind._tk_char:
- // Backwards compatibility. Older Sun ORBs sent
- // _tk_char even though they read and wrote wchars
- // correctly.
- //
- // Fall through to the _tk_wchar case.
- case TCKind._tk_wchar:
- orbStream.read_wchar();
- break;
- case TCKind._tk_short:
- orbStream.read_short();
- break;
- case TCKind._tk_long:
- orbStream.read_long();
- break;
- case TCKind._tk_longlong:
- orbStream.read_longlong();
- break;
- case TCKind._tk_float:
- orbStream.read_float();
- break;
- case TCKind._tk_double:
- orbStream.read_double();
- break;
- case TCKind._tk_value:
- case TCKind._tk_objref:
- case TCKind._tk_value_box:
- Class type = null;
- String id = fields[i].id;
-
- try {
- type = vhandler.getClassFromType(id);
- }
- catch(ClassNotFoundException cnfe){
- // Make sure type = null
- type = null;
- }
- String signature = null;
- if (type != null)
- signature = ValueUtility.getSignature(fields[i]);
-
- // Read value
- try {
- if ((signature != null) && ( signature.equals("Ljava/lang/Object;") ||
- signature.equals("Ljava/io/Serializable;") ||
- signature.equals("Ljava/io/Externalizable;")) ) {
- javax.rmi.CORBA.Util.readAny(orbStream);
- }
- else {
- // Decide what method call to make based on the type.
- //
- // NOTE : Since FullValueDescription does not allow us
- // to ask whether something is an interface we do not
- // have the ability to optimize this check.
-
- int callType = ValueHandlerImpl.kValueType;
-
- if (!vhandler.isSequence(id)) {
- FullValueDescription fieldFVD = sender.meta(fields[i].id);
- if (kRemoteTypeCode == fields[i].type) {
-
- // RMI Object reference...
- callType = ValueHandlerImpl.kRemoteType;
- } else if (fieldFVD.is_abstract) {
- // RMI Abstract Object reference...
-
- callType = ValueHandlerImpl.kAbstractType;
- }
- }
-
- // Now that we have used the FVD of the field to determine the proper course
- // of action, it is ok to use the type (Class) from this point forward since
- // the rep. id for this read will also follow on the wire.
-
- switch (callType) {
- case ValueHandlerImpl.kRemoteType:
- orbStream.read_Object();
- break;
- case ValueHandlerImpl.kAbstractType:
- orbStream.read_abstract_interface();
- break;
- case ValueHandlerImpl.kValueType:
- if (type != null) {
- orbStream.read_value(type);
- } else {
- orbStream.read_value();
- }
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown callType: "
- + callType);
- }
- }
-
- }
- catch(IndirectionException cdrie) {
- // Since we are throwing this away, don't bother handling recursion.
- continue;
- }
-
- break;
- default:
- // XXX I18N, logging needed.
- throw new StreamCorruptedException("Unknown kind: "
- + fields[i].type.kind().value());
-
- }
- } catch (IllegalArgumentException e) {
- /* This case should never happen. If the field types
- are not the same, InvalidClassException is raised when
- matching the local class to the serialized ObjectStreamClass. */
- // XXX I18N, logging needed.
- ClassCastException cce = new ClassCastException("Assigning instance of class " +
- fields[i].id + " to field " + currentClassDesc.getName() +
- '#' + fields[i].name);
- cce.initCause(e) ;
- throw cce ;
- }
- }
-
- }
-
- private static void setObjectField(Object o, Class c, String fieldName, Object v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putObject( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetObjectField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- ObjectUtility.compactObjectToString( v )) ;
- }
- }
-
- private static void setBooleanField(Object o, Class c, String fieldName, boolean v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putBoolean( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetBooleanField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Boolean(v) ) ;
- }
- }
-
- private static void setByteField(Object o, Class c, String fieldName, byte v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putByte( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetByteField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Byte(v) ) ;
- }
- }
-
- private static void setCharField(Object o, Class c, String fieldName, char v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putChar( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetCharField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Character(v) ) ;
- }
- }
-
- private static void setShortField(Object o, Class c, String fieldName, short v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putShort( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetShortField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Short(v) ) ;
- }
- }
-
- private static void setIntField(Object o, Class c, String fieldName, int v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putInt( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetIntField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Integer(v) ) ;
- }
- }
-
- private static void setLongField(Object o, Class c, String fieldName, long v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putLong( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetLongField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Long(v) ) ;
- }
- }
-
- private static void setFloatField(Object o, Class c, String fieldName, float v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putFloat( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetFloatField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Float(v) ) ;
- }
- }
-
- private static void setDoubleField(Object o, Class c, String fieldName, double v)
- {
- try {
- Field fld = c.getDeclaredField( fieldName ) ;
- long key = bridge.objectFieldOffset( fld ) ;
- bridge.putDouble( o, key, v ) ;
- } catch (Exception e) {
- throw utilWrapper.errorSetDoubleField( e, fieldName,
- ObjectUtility.compactObjectToString( o ),
- new Double(v) ) ;
- }
- }
-
- /**
- * This class maintains a map of stream position to
- * an Object currently being deserialized. It is used
- * to handle the cases where the are indirections to
- * an object on the recursion stack. The CDR level
- * handles indirections to objects previously seen
- * (and completely deserialized) in the stream.
- */
- static class ActiveRecursionManager
- {
- private Map offsetToObjectMap;
-
- public ActiveRecursionManager() {
- // A hash map is unsynchronized and allows
- // null values
- offsetToObjectMap = new HashMap();
- }
-
- // Called right after allocating a new object.
- // Offset is the starting position in the stream
- // of the object.
- public void addObject(int offset, Object value) {
- offsetToObjectMap.put(new Integer(offset), value);
- }
-
- // If the given starting position doesn't refer
- // to the beginning of an object currently being
- // deserialized, this throws an IOException.
- // Otherwise, it returns a reference to the
- // object.
- public Object getObject(int offset) throws IOException {
- Integer position = new Integer(offset);
-
- if (!offsetToObjectMap.containsKey(position))
- // XXX I18N, logging needed.
- throw new IOException("Invalid indirection to offset "
- + offset);
-
- return offsetToObjectMap.get(position);
- }
-
- // Called when an object has been completely
- // deserialized, so it should no longer be in
- // this mapping. The CDR level can handle
- // further indirections.
- public void removeObject(int offset) {
- offsetToObjectMap.remove(new Integer(offset));
- }
-
- // If the given offset doesn't map to an Object,
- // then it isn't an indirection to an object
- // currently being deserialized.
- public boolean containsObject(int offset) {
- return offsetToObjectMap.containsKey(new Integer(offset));
- }
- }
-}
diff -r cc67fdc4fee9 -r b2fff4b7e8cd src/share/classes/com/sun/corba/se/impl/io/ValueHandlerImpl.java
--- a/src/share/classes/com/sun/corba/se/impl/io/ValueHandlerImpl.java Fri Sep 24 16:38:05 2010 -0700
+++ b/src/share/classes/com/sun/corba/se/impl/io/ValueHandlerImpl.java Fri Sep 24 22:42:14 2010 -0700
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 1998, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@@ -32,32 +32,22 @@
package com.sun.corba.se.impl.io;
import javax.rmi.CORBA.Util;
-import javax.rmi.PortableRemoteObject;
import java.util.Hashtable;
-import java.util.Stack;
import java.io.IOException;
-import java.util.EmptyStackException;
-import com.sun.corba.se.impl.util.Utility;
-import com.sun.corba.se.impl.io.IIOPInputStream;
-import com.sun.corba.se.impl.io.IIOPOutputStream;
import com.sun.corba.se.impl.util.RepositoryId;
import com.sun.corba.se.impl.util.Utility;
import org.omg.CORBA.TCKind;
-import org.omg.CORBA.MARSHAL;
-import org.omg.CORBA.BAD_PARAM;
-import org.omg.CORBA.CompletionStatus;
import org.omg.CORBA.portable.IndirectionException;
import com.sun.org.omg.SendingContext.CodeBase;
import com.sun.org.omg.SendingContext.CodeBaseHelper;
import java.security.AccessController;
import java.security.PrivilegedAction;
-
-import com.sun.corba.se.impl.io.IIOPInputStream.ActiveRecursionManager;
+import java.security.PrivilegedExceptionAction;
import com.sun.corba.se.spi.logging.CORBALogDomains;
import com.sun.corba.se.impl.logging.OMGSystemException;
@@ -809,65 +799,163 @@
return "com.sun.corba.se.impl.io.IIOPOutputStream";
}
- private com.sun.corba.se.impl.io.IIOPOutputStream createOutputStream() {
- return (com.sun.corba.se.impl.io.IIOPOutputStream)AccessController.doPrivileged(
- new StreamFactory(getOutputStreamClassName()));
+ private IIOPOutputStream createOutputStream() {
+ final String name = getOutputStreamClassName();
+ try {
+ IIOPOutputStream stream = createOutputStreamBuiltIn(name);
+ if (stream != null) {
+ return stream;
+ }
+ return createCustom(IIOPOutputStream.class, name);
+ } catch (Throwable t) {
+ // Throw exception under the carpet.
+ InternalError ie = new InternalError(
+ "Error loading " + name
+ );
+ ie.initCause(t);
+ throw ie;
+ }
+ }
+
+ /**
+ * Construct a built in implementation with priveleges.
+ * Returning null indicates a non-built is specified.
+ */
+ private IIOPOutputStream createOutputStreamBuiltIn(
+ final String name
+ ) throws Throwable {
+ try {
+ return AccessController.doPrivileged(
+ new PrivilegedExceptionAction