Wed, 27 Apr 2016 01:27:09 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/jaxws/
changeset: 657:d47a47f961ee
tag: jdk8u25-b17
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package com.sun.xml.internal.bind.v2.runtime.unmarshaller; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.util.Collection; |
aoqi@0 | 29 | import java.util.HashMap; |
aoqi@0 | 30 | import java.util.Map; |
aoqi@0 | 31 | |
aoqi@0 | 32 | import javax.xml.namespace.QName; |
aoqi@0 | 33 | |
aoqi@0 | 34 | import com.sun.xml.internal.bind.api.AccessorException; |
aoqi@0 | 35 | import com.sun.xml.internal.bind.v2.WellKnownNamespace; |
aoqi@0 | 36 | import com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl; |
aoqi@0 | 37 | import com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl; |
aoqi@0 | 38 | import com.sun.xml.internal.bind.v2.runtime.JaxBeanInfo; |
aoqi@0 | 39 | import com.sun.xml.internal.bind.v2.runtime.property.AttributeProperty; |
aoqi@0 | 40 | import com.sun.xml.internal.bind.v2.runtime.property.Property; |
aoqi@0 | 41 | import com.sun.xml.internal.bind.v2.runtime.property.StructureLoaderBuilder; |
aoqi@0 | 42 | import com.sun.xml.internal.bind.v2.runtime.property.UnmarshallerChain; |
aoqi@0 | 43 | import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor; |
aoqi@0 | 44 | import com.sun.xml.internal.bind.v2.runtime.reflect.TransducedAccessor; |
aoqi@0 | 45 | import com.sun.xml.internal.bind.v2.util.QNameMap; |
aoqi@0 | 46 | |
aoqi@0 | 47 | import java.util.Iterator; |
aoqi@0 | 48 | import org.xml.sax.Attributes; |
aoqi@0 | 49 | import org.xml.sax.SAXException; |
aoqi@0 | 50 | |
aoqi@0 | 51 | /** |
aoqi@0 | 52 | * Loads children of an element. |
aoqi@0 | 53 | * |
aoqi@0 | 54 | * <p> |
aoqi@0 | 55 | * This loader works with a single {@link JaxBeanInfo} and handles |
aoqi@0 | 56 | * attributes, child elements, or child text. |
aoqi@0 | 57 | * |
aoqi@0 | 58 | * @author Kohsuke Kawaguchi |
aoqi@0 | 59 | */ |
aoqi@0 | 60 | public final class StructureLoader extends Loader { |
aoqi@0 | 61 | /** |
aoqi@0 | 62 | * This map statically stores information of the |
aoqi@0 | 63 | * unmarshaller loader and can be used while unmarshalling |
aoqi@0 | 64 | * Since creating new QNames is expensive use this optimized |
aoqi@0 | 65 | * version of the map |
aoqi@0 | 66 | */ |
aoqi@0 | 67 | private final QNameMap<ChildLoader> childUnmarshallers = new QNameMap<ChildLoader>(); |
aoqi@0 | 68 | |
aoqi@0 | 69 | /** |
aoqi@0 | 70 | * Loader that processes elements that didn't match anf of the {@link #childUnmarshallers}. |
aoqi@0 | 71 | * Can be null. |
aoqi@0 | 72 | */ |
aoqi@0 | 73 | private /*final*/ ChildLoader catchAll; |
aoqi@0 | 74 | |
aoqi@0 | 75 | /** |
aoqi@0 | 76 | * If we have a loader for processing text. Otherwise null. |
aoqi@0 | 77 | */ |
aoqi@0 | 78 | private /*final*/ ChildLoader textHandler; |
aoqi@0 | 79 | |
aoqi@0 | 80 | /** |
aoqi@0 | 81 | * Unmarshallers for attribute values. |
aoqi@0 | 82 | * May be null if no attribute is expected and {@link #attCatchAll}==null. |
aoqi@0 | 83 | */ |
aoqi@0 | 84 | private /*final*/ QNameMap<TransducedAccessor> attUnmarshallers; |
aoqi@0 | 85 | |
aoqi@0 | 86 | /** |
aoqi@0 | 87 | * This will receive all the attributes |
aoqi@0 | 88 | * that were not processed. Never be null. |
aoqi@0 | 89 | */ |
aoqi@0 | 90 | private /*final*/ Accessor<Object,Map<QName,String>> attCatchAll; |
aoqi@0 | 91 | |
aoqi@0 | 92 | private final JaxBeanInfo beanInfo; |
aoqi@0 | 93 | |
aoqi@0 | 94 | /** |
aoqi@0 | 95 | * The number of scopes this dispatcher needs to keep active. |
aoqi@0 | 96 | */ |
aoqi@0 | 97 | private /*final*/ int frameSize; |
aoqi@0 | 98 | |
aoqi@0 | 99 | // this class is potentially useful for general audience, not just for ClassBeanInfoImpl, |
aoqi@0 | 100 | // but since right now that is the only user, we make the construction code very specific |
aoqi@0 | 101 | // to ClassBeanInfoImpl. See rev.1.5 of this file for the original general purpose definition. |
aoqi@0 | 102 | public StructureLoader(ClassBeanInfoImpl beanInfo) { |
aoqi@0 | 103 | super(true); |
aoqi@0 | 104 | this.beanInfo = beanInfo; |
aoqi@0 | 105 | } |
aoqi@0 | 106 | |
aoqi@0 | 107 | /** |
aoqi@0 | 108 | * Completes the initialization. |
aoqi@0 | 109 | * |
aoqi@0 | 110 | * <p> |
aoqi@0 | 111 | * To fix the cyclic reference issue, the main part of the initialization needs to be done |
aoqi@0 | 112 | * after a {@link StructureLoader} is set to {@link ClassBeanInfoImpl#loader}. |
aoqi@0 | 113 | */ |
aoqi@0 | 114 | public void init( JAXBContextImpl context, ClassBeanInfoImpl beanInfo, Accessor<?,Map<QName,String>> attWildcard) { |
aoqi@0 | 115 | UnmarshallerChain chain = new UnmarshallerChain(context); |
aoqi@0 | 116 | for (ClassBeanInfoImpl bi = beanInfo; bi != null; bi = bi.superClazz) { |
aoqi@0 | 117 | for (int i = bi.properties.length - 1; i >= 0; i--) { |
aoqi@0 | 118 | Property p = bi.properties[i]; |
aoqi@0 | 119 | |
aoqi@0 | 120 | switch(p.getKind()) { |
aoqi@0 | 121 | case ATTRIBUTE: |
aoqi@0 | 122 | if(attUnmarshallers==null) |
aoqi@0 | 123 | attUnmarshallers = new QNameMap<TransducedAccessor>(); |
aoqi@0 | 124 | AttributeProperty ap = (AttributeProperty) p; |
aoqi@0 | 125 | attUnmarshallers.put(ap.attName.toQName(),ap.xacc); |
aoqi@0 | 126 | break; |
aoqi@0 | 127 | case ELEMENT: |
aoqi@0 | 128 | case REFERENCE: |
aoqi@0 | 129 | case MAP: |
aoqi@0 | 130 | case VALUE: |
aoqi@0 | 131 | p.buildChildElementUnmarshallers(chain,childUnmarshallers); |
aoqi@0 | 132 | break; |
aoqi@0 | 133 | } |
aoqi@0 | 134 | } |
aoqi@0 | 135 | } |
aoqi@0 | 136 | |
aoqi@0 | 137 | this.frameSize = chain.getScopeSize(); |
aoqi@0 | 138 | |
aoqi@0 | 139 | textHandler = childUnmarshallers.get(StructureLoaderBuilder.TEXT_HANDLER); |
aoqi@0 | 140 | catchAll = childUnmarshallers.get(StructureLoaderBuilder.CATCH_ALL); |
aoqi@0 | 141 | |
aoqi@0 | 142 | if(attWildcard!=null) { |
aoqi@0 | 143 | attCatchAll = (Accessor<Object,Map<QName,String>>) attWildcard; |
aoqi@0 | 144 | // we use attUnmarshallers==null as a sign to skip the attribute processing |
aoqi@0 | 145 | // altogether, so if we have an att wildcard we need to have an empty qname map. |
aoqi@0 | 146 | if(attUnmarshallers==null) |
aoqi@0 | 147 | attUnmarshallers = EMPTY; |
aoqi@0 | 148 | } else { |
aoqi@0 | 149 | attCatchAll = null; |
aoqi@0 | 150 | } |
aoqi@0 | 151 | } |
aoqi@0 | 152 | |
aoqi@0 | 153 | @Override |
aoqi@0 | 154 | public void startElement(UnmarshallingContext.State state, TagName ea) throws SAXException { |
aoqi@0 | 155 | UnmarshallingContext context = state.getContext(); |
aoqi@0 | 156 | |
aoqi@0 | 157 | // create the object to unmarshal |
aoqi@0 | 158 | Object child; |
aoqi@0 | 159 | assert !beanInfo.isImmutable(); |
aoqi@0 | 160 | |
aoqi@0 | 161 | // let's see if we can reuse the existing peer object |
aoqi@0 | 162 | child = context.getInnerPeer(); |
aoqi@0 | 163 | |
aoqi@0 | 164 | if(child != null && beanInfo.jaxbType!=child.getClass()) |
aoqi@0 | 165 | child = null; // unexpected type. |
aoqi@0 | 166 | |
aoqi@0 | 167 | if(child != null) |
aoqi@0 | 168 | beanInfo.reset(child,context); |
aoqi@0 | 169 | |
aoqi@0 | 170 | if(child == null) |
aoqi@0 | 171 | child = context.createInstance(beanInfo); |
aoqi@0 | 172 | |
aoqi@0 | 173 | context.recordInnerPeer(child); |
aoqi@0 | 174 | |
aoqi@0 | 175 | state.target = child; |
aoqi@0 | 176 | |
aoqi@0 | 177 | fireBeforeUnmarshal(beanInfo, child, state); |
aoqi@0 | 178 | |
aoqi@0 | 179 | |
aoqi@0 | 180 | context.startScope(frameSize); |
aoqi@0 | 181 | |
aoqi@0 | 182 | if(attUnmarshallers!=null) { |
aoqi@0 | 183 | Attributes atts = ea.atts; |
aoqi@0 | 184 | for (int i = 0; i < atts.getLength(); i ++){ |
aoqi@0 | 185 | String auri = atts.getURI(i); |
aoqi@0 | 186 | // may be empty string based on parser settings |
aoqi@0 | 187 | String alocal = atts.getLocalName(i); |
aoqi@0 | 188 | if ("".equals(alocal)) { |
aoqi@0 | 189 | alocal = atts.getQName(i); |
aoqi@0 | 190 | } |
aoqi@0 | 191 | String avalue = atts.getValue(i); |
aoqi@0 | 192 | TransducedAccessor xacc = attUnmarshallers.get(auri, alocal); |
aoqi@0 | 193 | try { |
aoqi@0 | 194 | if(xacc!=null) { |
aoqi@0 | 195 | xacc.parse(child,avalue); |
aoqi@0 | 196 | } else if (attCatchAll!=null) { |
aoqi@0 | 197 | String qname = atts.getQName(i); |
aoqi@0 | 198 | if(atts.getURI(i).equals(WellKnownNamespace.XML_SCHEMA_INSTANCE)) |
aoqi@0 | 199 | continue; // xsi:* attributes are meant to be processed by us, not by user apps. |
aoqi@0 | 200 | Object o = state.target; |
aoqi@0 | 201 | Map<QName,String> map = attCatchAll.get(o); |
aoqi@0 | 202 | if(map==null) { |
aoqi@0 | 203 | // TODO: use ClassFactory.inferImplClass(sig,knownImplClasses) |
aoqi@0 | 204 | |
aoqi@0 | 205 | // if null, create a new map. |
aoqi@0 | 206 | if(attCatchAll.valueType.isAssignableFrom(HashMap.class)) |
aoqi@0 | 207 | map = new HashMap<QName,String>(); |
aoqi@0 | 208 | else { |
aoqi@0 | 209 | // we don't know how to create a map for this. |
aoqi@0 | 210 | // report an error and back out |
aoqi@0 | 211 | context.handleError(Messages.UNABLE_TO_CREATE_MAP.format(attCatchAll.valueType)); |
aoqi@0 | 212 | return; |
aoqi@0 | 213 | } |
aoqi@0 | 214 | attCatchAll.set(o,map); |
aoqi@0 | 215 | } |
aoqi@0 | 216 | |
aoqi@0 | 217 | String prefix; |
aoqi@0 | 218 | int idx = qname.indexOf(':'); |
aoqi@0 | 219 | if(idx<0) prefix=""; |
aoqi@0 | 220 | else prefix=qname.substring(0,idx); |
aoqi@0 | 221 | |
aoqi@0 | 222 | map.put(new QName(auri,alocal,prefix),avalue); |
aoqi@0 | 223 | } |
aoqi@0 | 224 | } catch (AccessorException e) { |
aoqi@0 | 225 | handleGenericException(e,true); |
aoqi@0 | 226 | } |
aoqi@0 | 227 | } |
aoqi@0 | 228 | } |
aoqi@0 | 229 | } |
aoqi@0 | 230 | |
aoqi@0 | 231 | @Override |
aoqi@0 | 232 | public void childElement(UnmarshallingContext.State state, TagName arg) throws SAXException { |
aoqi@0 | 233 | ChildLoader child = childUnmarshallers.get(arg.uri,arg.local); |
aoqi@0 | 234 | if(child==null) { |
aoqi@0 | 235 | if ((beanInfo != null) && (beanInfo.getTypeNames() != null)) { |
aoqi@0 | 236 | Iterator typeNamesIt = beanInfo.getTypeNames().iterator(); |
aoqi@0 | 237 | QName parentQName = null; |
aoqi@0 | 238 | if ((typeNamesIt != null) && (typeNamesIt.hasNext()) && (catchAll == null)) { |
aoqi@0 | 239 | parentQName = (QName) typeNamesIt.next(); |
aoqi@0 | 240 | String parentUri = parentQName.getNamespaceURI(); |
aoqi@0 | 241 | child = childUnmarshallers.get(parentUri, arg.local); |
aoqi@0 | 242 | } |
aoqi@0 | 243 | } |
aoqi@0 | 244 | if (child == null) { |
aoqi@0 | 245 | child = catchAll; |
aoqi@0 | 246 | if(child==null) { |
aoqi@0 | 247 | super.childElement(state,arg); |
aoqi@0 | 248 | return; |
aoqi@0 | 249 | } |
aoqi@0 | 250 | } |
aoqi@0 | 251 | } |
aoqi@0 | 252 | |
aoqi@0 | 253 | state.loader = child.loader; |
aoqi@0 | 254 | state.receiver = child.receiver; |
aoqi@0 | 255 | } |
aoqi@0 | 256 | |
aoqi@0 | 257 | @Override |
aoqi@0 | 258 | public Collection<QName> getExpectedChildElements() { |
aoqi@0 | 259 | return childUnmarshallers.keySet(); |
aoqi@0 | 260 | } |
aoqi@0 | 261 | |
aoqi@0 | 262 | @Override |
aoqi@0 | 263 | public Collection<QName> getExpectedAttributes() { |
aoqi@0 | 264 | return attUnmarshallers.keySet(); |
aoqi@0 | 265 | } |
aoqi@0 | 266 | |
aoqi@0 | 267 | @Override |
aoqi@0 | 268 | public void text(UnmarshallingContext.State state, CharSequence text) throws SAXException { |
aoqi@0 | 269 | if(textHandler!=null) |
aoqi@0 | 270 | textHandler.loader.text(state,text); |
aoqi@0 | 271 | } |
aoqi@0 | 272 | |
aoqi@0 | 273 | @Override |
aoqi@0 | 274 | public void leaveElement(UnmarshallingContext.State state, TagName ea) throws SAXException { |
aoqi@0 | 275 | state.getContext().endScope(frameSize); |
aoqi@0 | 276 | fireAfterUnmarshal(beanInfo, state.target, state.prev); |
aoqi@0 | 277 | } |
aoqi@0 | 278 | |
aoqi@0 | 279 | private static final QNameMap<TransducedAccessor> EMPTY = new QNameMap<TransducedAccessor>(); |
aoqi@0 | 280 | |
aoqi@0 | 281 | public JaxBeanInfo getBeanInfo() { |
aoqi@0 | 282 | return beanInfo; |
aoqi@0 | 283 | } |
aoqi@0 | 284 | } |