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src/share/jaxws_classes/com/sun/tools/internal/xjc/SchemaCache.java@373ffda63c9a (annotated)

src/share/jaxws_classes/com/sun/tools/internal/xjc/SchemaCache.java

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

author

aoqi

date

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

changeset 0

373ffda63c9a

child 637

9c07ef4934dd

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, 2013, 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.tools.internal.xjc;
aoqi@0	27
aoqi@0	28	import java.net.URL;
aoqi@0	29
aoqi@0	30	import javax.xml.validation.Schema;
aoqi@0	31	import javax.xml.validation.SchemaFactory;
aoqi@0	32	import javax.xml.validation.ValidatorHandler;
aoqi@0	33
aoqi@0	34	import com.sun.xml.internal.bind.v2.util.XmlFactory;
aoqi@0	35	import javax.xml.XMLConstants;
aoqi@0	36	import org.xml.sax.SAXException;
aoqi@0	37
aoqi@0	38	import static com.sun.xml.internal.bind.v2.util.XmlFactory.allowExternalAccess;
aoqi@0	39
aoqi@0	40	/**
aoqi@0	41	* Wraps a JAXP {@link Schema} object and lazily instantiate it.
aoqi@0	42	*
aoqi@0	43	* This object is thread-safe. There should be only one instance of
aoqi@0	44	* this for the whole VM.
aoqi@0	45	*
aoqi@0	46	* @author Kohsuke Kawaguchi
aoqi@0	47	*/
aoqi@0	48	public final class SchemaCache {
aoqi@0	49
aoqi@0	50	private Schema schema;
aoqi@0	51
aoqi@0	52	private final URL source;
aoqi@0	53
aoqi@0	54	public SchemaCache(URL source) {
aoqi@0	55	this.source = source;
aoqi@0	56	}
aoqi@0	57
aoqi@0	58	public ValidatorHandler newValidator() {
aoqi@0	59	synchronized(this) {
aoqi@0	60	if(schema==null) {
aoqi@0	61	try {
aoqi@0	62	// do not disable secure processing - these are well-known schemas
aoqi@0	63	SchemaFactory sf = XmlFactory.createSchemaFactory(XMLConstants.W3C_XML_SCHEMA_NS_URI, false);
aoqi@0	64	schema = allowExternalAccess(sf, "file", false).newSchema(source);
aoqi@0	65	} catch (SAXException e) {
aoqi@0	66	// we make sure that the schema is correct before we ship.
aoqi@0	67	throw new AssertionError(e);
aoqi@0	68	}
aoqi@0	69	}
aoqi@0	70	}
aoqi@0	71
aoqi@0	72	ValidatorHandler handler = schema.newValidatorHandler();
aoqi@0	73	return handler;
aoqi@0	74	}
aoqi@0	75
aoqi@0	76	}