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

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.tools.internal.xjc;
ohair@286 27
ohair@286 28 import java.net.URL;
ohair@286 29
ohair@286 30 import javax.xml.validation.Schema;
ohair@286 31 import javax.xml.validation.SchemaFactory;
ohair@286 32 import javax.xml.validation.ValidatorHandler;
ohair@286 33
ohair@286 34 import com.sun.xml.internal.bind.v2.WellKnownNamespace;
ohair@286 35
ohair@286 36 import org.xml.sax.SAXException;
ohair@286 37
ohair@286 38 /**
ohair@286 39 * Wraps a JAXP {@link Schema} object and lazily instantiate it.
ohair@286 40 *
ohair@286 41 * This object is thread-safe. There should be only one instance of
ohair@286 42 * this for the whole VM.
ohair@286 43 *
ohair@286 44 * @author Kohsuke Kawaguchi
ohair@286 45 */
ohair@286 46 public final class SchemaCache {
ohair@286 47
ohair@286 48 private Schema schema;
ohair@286 49
ohair@286 50 private final URL source;
ohair@286 51
ohair@286 52 public SchemaCache(URL source) {
ohair@286 53 this.source = source;
ohair@286 54 }
ohair@286 55
ohair@286 56 public ValidatorHandler newValidator() {
ohair@286 57 synchronized(this) {
ohair@286 58 if(schema==null) {
ohair@286 59 try {
ohair@286 60 schema = SchemaFactory.newInstance(WellKnownNamespace.XML_SCHEMA).newSchema(source);
ohair@286 61 } catch (SAXException e) {
ohair@286 62 // we make sure that the schema is correct before we ship.
ohair@286 63 throw new AssertionError(e);
ohair@286 64 }
ohair@286 65 }
ohair@286 66 }
ohair@286 67
ohair@286 68 ValidatorHandler handler = schema.newValidatorHandler();
ohair@286 69 return handler;
ohair@286 70 }
ohair@286 71
ohair@286 72 }

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