jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/tools/internal/ws/wsdl/parser/VersionChecker.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.tools.internal.ws.wsdl.parser;

    28 import com.sun.tools.internal.ws.resources.WsdlMessages;

    29 import com.sun.tools.internal.ws.wsdl.document.jaxws.JAXWSBindingsConstants;

    30 import org.xml.sax.*;

    31 import org.xml.sax.helpers.LocatorImpl;

    32 import org.xml.sax.helpers.XMLFilterImpl;

    34 import java.util.Arrays;

    35 import java.util.HashSet;

    36 import java.util.Set;

    38 /**

    39  * Checks the jaxb:version attribute on a XML Schema document.

    40  *

    41  * jaxws:version is optional, if absent its value is assumed to be "2.0" and if present its value must be

    42  * "2.0" or more.

    43  *

    44  * @author

    45  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)

    46  *     Vivek Pandey

    47  */

    48 public class VersionChecker extends XMLFilterImpl {

    50     /**

    51      * We store the value of the version attribute in this variable

    52      * when we hit the root element.

    53      */

    54     private String version = null ;

    56     /** Will be set to true once we hit the root element. */

    57     private boolean seenRoot = false;

    59     /** Will be set to true once we hit a binding declaration. */

    60     private boolean seenBindings = false;

    62     private Locator locator;

    64     /**

    65      * Stores the location of the start tag of the root tag.

    66      */

    67     private Locator rootTagStart;

    69     public VersionChecker( XMLReader parent ) {

    70         setParent(parent);

    71     }

    73     public VersionChecker( ContentHandler handler, ErrorHandler eh, EntityResolver er ) {

    74         setContentHandler(handler);

    75         if(eh!=null)    setErrorHandler(eh);

    76         if(er!=null)    setEntityResolver(er);

    77     }

    79     public void startElement(String namespaceURI, String localName, String qName, Attributes atts)

    80         throws SAXException {

    82         super.startElement(namespaceURI, localName, qName, atts);

    84         if(!seenRoot) {

    85             // if this is the root element

    86             seenRoot = true;

    87             rootTagStart = new LocatorImpl(locator);

    89             version = atts.getValue(JAXWSBindingsConstants.NS_JAXWS_BINDINGS,"version");

    90             if( namespaceURI.equals(JAXWSBindingsConstants.NS_JAXWS_BINDINGS) ) {

    91                 String version2 = atts.getValue("","version");

    92                 if( version!=null && version2!=null ) {

    93                     // we have both @version and @jaxb:version. error.

    94                     SAXParseException e = new SAXParseException(

    95                         WsdlMessages.INTERNALIZER_TWO_VERSION_ATTRIBUTES(), locator);

    96                     getErrorHandler().error(e);

    97                 }

    98                 //According to JAXWS 2.0 spec, if version attribute is missing its assumed to be "2.0"

    99                 if( version==null)

   100                     version = (version2!=null)?version2:"2.0";

   101             }

   103         }

   105         if( JAXWSBindingsConstants.NS_JAXWS_BINDINGS.equals(namespaceURI)){

   106             seenBindings = true;

   107             if(version == null)

   108                 version = "2.0";

   109         }

   111     }

   113     public void endDocument() throws SAXException {

   114         super.endDocument();

   116         if( seenBindings && version==null ) {

   117             // if we see a binding declaration but not version attribute

   118             SAXParseException e = new SAXParseException(WsdlMessages.INTERNALIZER_VERSION_NOT_PRESENT(), rootTagStart);

   119             getErrorHandler().error(e);

   120         }

   122         // if present, the value must be >= 2.0

   123         if( version!=null && !VERSIONS.contains(version) ) {

   124             SAXParseException e = new SAXParseException(WsdlMessages.INTERNALIZER_INCORRECT_VERSION(), rootTagStart);

   125             getErrorHandler().error(e);

   126         }

   127     }

   129     public void setDocumentLocator(Locator locator) {

   130         super.setDocumentLocator(locator);

   131         this.locator = locator;

   132     }

   134     private static final Set<String> VERSIONS = new HashSet<String>(Arrays.asList("2.0","2.1"));

   136 }

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