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src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/ValidatingUnmarshaller.java@373ffda63c9a (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/ValidatingUnmarshaller.java

Wed, 27 Apr 2016 01:27:09 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:27:09 +0800

changeset 0

373ffda63c9a

permissions

-rw-r--r--

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 javax.xml.namespace.NamespaceContext;
aoqi@0	29	import javax.xml.validation.Schema;
aoqi@0	30	import javax.xml.validation.ValidatorHandler;
aoqi@0	31
aoqi@0	32	import com.sun.xml.internal.bind.v2.util.FatalAdapter;
aoqi@0	33
aoqi@0	34	import org.xml.sax.SAXException;
aoqi@0	35
aoqi@0	36	/**
aoqi@0	37	* {@link XmlVisitor} decorator that validates the events by using JAXP validation API.
aoqi@0	38	*
aoqi@0	39	* @author Kohsuke Kawaguchi
aoqi@0	40	*/
aoqi@0	41	final class ValidatingUnmarshaller implements XmlVisitor, XmlVisitor.TextPredictor {
aoqi@0	42
aoqi@0	43	private final XmlVisitor next;
aoqi@0	44	private final ValidatorHandler validator;
aoqi@0	45	private NamespaceContext nsContext = null;
aoqi@0	46
aoqi@0	47	/**
aoqi@0	48	* {@link TextPredictor} of the next {@link XmlVisitor}.
aoqi@0	49	*/
aoqi@0	50	private final TextPredictor predictor;
aoqi@0	51
aoqi@0	52	private char[] buf = new char[256];
aoqi@0	53
aoqi@0	54	/**
aoqi@0	55	* Creates a new instance of ValidatingUnmarshaller.
aoqi@0	56	*/
aoqi@0	57	public ValidatingUnmarshaller( Schema schema, XmlVisitor next ) {
aoqi@0	58	this.validator = schema.newValidatorHandler();
aoqi@0	59	this.next = next;
aoqi@0	60	this.predictor = next.getPredictor();
aoqi@0	61	// if the user bothers to use a validator, make validation errors fatal
aoqi@0	62	// so that it will abort unmarshalling.
aoqi@0	63	validator.setErrorHandler(new FatalAdapter(getContext()));
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	public void startDocument(LocatorEx locator, NamespaceContext nsContext) throws SAXException {
aoqi@0	67	this.nsContext = nsContext;
aoqi@0	68	validator.setDocumentLocator(locator);
aoqi@0	69	validator.startDocument();
aoqi@0	70	next.startDocument(locator,nsContext);
aoqi@0	71	}
aoqi@0	72
aoqi@0	73	public void endDocument() throws SAXException {
aoqi@0	74	this.nsContext = null;
aoqi@0	75	validator.endDocument();
aoqi@0	76	next.endDocument();
aoqi@0	77	}
aoqi@0	78
aoqi@0	79	public void startElement(TagName tagName) throws SAXException {
aoqi@0	80	if(nsContext != null) {
aoqi@0	81	String tagNamePrefix = tagName.getPrefix().intern();
aoqi@0	82	if(tagNamePrefix != "") {
aoqi@0	83	validator.startPrefixMapping(tagNamePrefix, nsContext.getNamespaceURI(tagNamePrefix));
aoqi@0	84	}
aoqi@0	85	}
aoqi@0	86	validator.startElement(tagName.uri,tagName.local,tagName.getQname(),tagName.atts);
aoqi@0	87	next.startElement(tagName);
aoqi@0	88	}
aoqi@0	89
aoqi@0	90	public void endElement(TagName tagName ) throws SAXException {
aoqi@0	91	validator.endElement(tagName.uri,tagName.local,tagName.getQname());
aoqi@0	92	next.endElement(tagName);
aoqi@0	93	}
aoqi@0	94
aoqi@0	95	public void startPrefixMapping(String prefix, String nsUri) throws SAXException {
aoqi@0	96	validator.startPrefixMapping(prefix,nsUri);
aoqi@0	97	next.startPrefixMapping(prefix,nsUri);
aoqi@0	98	}
aoqi@0	99
aoqi@0	100	public void endPrefixMapping(String prefix) throws SAXException {
aoqi@0	101	validator.endPrefixMapping(prefix);
aoqi@0	102	next.endPrefixMapping(prefix);
aoqi@0	103	}
aoqi@0	104
aoqi@0	105	public void text( CharSequence pcdata ) throws SAXException {
aoqi@0	106	int len = pcdata.length();
aoqi@0	107	if(buf.length<len) {
aoqi@0	108	buf = new char[len];
aoqi@0	109	}
aoqi@0	110	for( int i=0;i<len; i++ )
aoqi@0	111	buf[i] = pcdata.charAt(i); // isn't this kinda slow?
aoqi@0	112
aoqi@0	113	validator.characters(buf,0,len);
aoqi@0	114	if(predictor.expectText())
aoqi@0	115	next.text(pcdata);
aoqi@0	116	}
aoqi@0	117
aoqi@0	118	public UnmarshallingContext getContext() {
aoqi@0	119	return next.getContext();
aoqi@0	120	}
aoqi@0	121
aoqi@0	122	public TextPredictor getPredictor() {
aoqi@0	123	return this;
aoqi@0	124	}
aoqi@0	125
aoqi@0	126	// should be always invoked through TextPredictor
aoqi@0	127	@Deprecated
aoqi@0	128	public boolean expectText() {
aoqi@0	129	// validator needs to make sure that there's no text
aoqi@0	130	// even when it's not expected. So always have them
aoqi@0	131	// send text, ignoring optimization hints from the unmarshaller
aoqi@0	132	return true;
aoqi@0	133	}
aoqi@0	134	}