| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2003 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Apache" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache |
| * XMLBeans", nor may "Apache" appear in their name, without prior |
| * written permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 2000-2003 BEA Systems |
| * Inc., <http://www.bea.com/>. For more information on the Apache Software |
| * Foundation, please see <http://www.apache.org/>. |
| */ |
| |
| package org.apache.xmlbeans.impl.values; |
| |
| import org.apache.xmlbeans.impl.common.PrefixResolver; |
| |
| import org.apache.xmlbeans.XmlObject; |
| import org.apache.xmlbeans.XmlCursor; |
| |
| import java.util.ArrayList; |
| import java.util.Map; |
| import java.lang.reflect.Proxy; |
| |
| import weblogic.xml.stream.StartElement; |
| |
| public class NamespaceContext implements PrefixResolver |
| { |
| private static final int TYPE_STORE = 1; |
| private static final int XML_OBJECT = 2; |
| private static final int MAP = 3; |
| private static final int START_ELEMENT = 4; |
| private static final int RESOLVER = 5; |
| |
| private Object _obj; |
| private int _code; |
| |
| public NamespaceContext(Map prefixToUriMap) |
| { |
| _code = MAP; |
| _obj = prefixToUriMap; |
| } |
| |
| public NamespaceContext(TypeStore typeStore) |
| { |
| _code = TYPE_STORE; |
| _obj = typeStore; |
| } |
| |
| public NamespaceContext(XmlObject xmlObject) |
| { |
| _code = XML_OBJECT; |
| _obj = xmlObject; |
| } |
| |
| public NamespaceContext(StartElement start) |
| { |
| _code = START_ELEMENT; |
| _obj = start; |
| } |
| |
| public NamespaceContext(PrefixResolver resolver) |
| { |
| _code = RESOLVER; |
| _obj = resolver; |
| } |
| |
| /** |
| * Stack management if (heaven help us) we ever need to do |
| * nested compilation of schema type system. |
| */ |
| private static final class NamespaceContextStack |
| { |
| NamespaceContext current; |
| ArrayList stack = new ArrayList(); |
| final void push(NamespaceContext next) |
| { |
| stack.add(current); |
| current = next; |
| } |
| final void pop() |
| { |
| current = (NamespaceContext)stack.get(stack.size() - 1); |
| stack.remove(stack.size() - 1); |
| } |
| } |
| |
| private static ThreadLocal NamespaceContextStack = new ThreadLocal() |
| { |
| protected Object initialValue() { return new NamespaceContextStack(); } |
| }; |
| |
| public static void push(NamespaceContext next) |
| { |
| ((NamespaceContextStack)NamespaceContextStack.get()).push(next); |
| } |
| |
| public String getNamespaceForPrefix(String prefix) |
| { |
| if (prefix != null && prefix.equals("xml")) |
| return "http://www.w3.org/XML/1998/namespace"; |
| |
| switch (_code) |
| { |
| case XML_OBJECT: |
| { |
| TypeStoreUser impl; |
| Object obj = _obj; |
| if (Proxy.isProxyClass(obj.getClass())) |
| obj = Proxy.getInvocationHandler(obj); |
| |
| if (obj instanceof TypeStoreUser) |
| return ((TypeStoreUser)obj).get_store().getNamespaceForPrefix(prefix); |
| |
| XmlCursor cur = ((XmlObject)_obj).newCursor(); |
| if (cur != null) |
| { |
| if (cur.currentTokenType() == XmlCursor.TokenType.ATTR) |
| cur.toParent(); |
| try { return cur.namespaceForPrefix(prefix); } |
| finally { cur.dispose(); } |
| } |
| } |
| |
| case MAP: |
| return (String)((Map)_obj).get(prefix); |
| |
| case TYPE_STORE: |
| return ((TypeStore)_obj).getNamespaceForPrefix(prefix); |
| |
| case START_ELEMENT: |
| return ((StartElement)_obj).getNamespaceUri(prefix); |
| |
| case RESOLVER: |
| return ((PrefixResolver)_obj).getNamespaceForPrefix(prefix); |
| |
| default: |
| assert false : "Improperly initialized NamespaceContext."; |
| return null; |
| } |
| } |
| |
| public static PrefixResolver getCurrent() |
| { |
| return ((NamespaceContextStack)NamespaceContextStack.get()).current; |
| } |
| |
| public static void pop() |
| { |
| ((NamespaceContextStack)NamespaceContextStack.get()).pop(); |
| } |
| |
| } |