| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.axiom.dom; |
| |
| import java.util.EnumSet; |
| import java.util.Set; |
| |
| import org.apache.axiom.core.AttributeMatcher; |
| import org.apache.axiom.core.ClonePolicy; |
| import org.apache.axiom.core.CoreAttribute; |
| import org.apache.axiom.core.CoreElement; |
| import org.apache.axiom.core.CoreModelException; |
| import org.apache.axiom.core.CoreNSUnawareAttribute; |
| import org.apache.axiom.core.CoreNode; |
| import org.apache.axiom.core.DetachPolicy; |
| import org.apache.axiom.core.NSAwareAttributeMatcher; |
| import org.apache.axiom.core.NamespaceDeclarationMatcher; |
| import org.apache.axiom.core.NodeType; |
| import org.apache.axiom.core.Semantics; |
| |
| public final class DOMSemantics implements Semantics { |
| private static final Set<NodeType> parentNodeTypes = EnumSet.of( |
| NodeType.DOCUMENT, |
| NodeType.NS_AWARE_ELEMENT, |
| NodeType.NS_UNAWARE_ELEMENT, |
| NodeType.DOCUMENT_FRAGMENT); |
| |
| public static final DOMSemantics INSTANCE = new DOMSemantics(); |
| |
| private DOMSemantics() {} |
| |
| public DetachPolicy getDetachPolicy() { |
| return DetachPolicy.SAME_DOCUMENT; |
| } |
| |
| public boolean isUseStrictNamespaceLookup() { |
| return false; |
| } |
| |
| public boolean isParentNode(NodeType nodeType) { |
| return parentNodeTypes.contains(nodeType); |
| } |
| |
| /** |
| * {@link AttributeMatcher} implementation that matches attributes based on their name, i.e. |
| * based on the prefix and local name for namespace aware attributes. Parameters are defined as |
| * follows: |
| * <dl> |
| * <dt><code>namespaceURI</code> |
| * <dd>Not used. |
| * <dt><code>name</code> |
| * <dd>The qualified name of the attribute. This value may be in the form |
| * <code>prefix:localName</code>. |
| * <dt><code>value</code> |
| * <dd>The attribute value. |
| * <dt><code>prefix</code> |
| * <dd>Not used. |
| * </dl> |
| */ |
| public static final AttributeMatcher DOM1_ATTRIBUTE_MATCHER = new AttributeMatcher() { |
| public boolean matches(CoreAttribute attr, String namespaceURI, String name) { |
| // Note: a lookup using DOM 1 methods may return any kind of attribute, including |
| // namespace declarations |
| return name.equals(((DOMAttribute)attr).getName()); |
| } |
| |
| public String getNamespaceURI(CoreAttribute attr) { |
| return null; |
| } |
| |
| public String getName(CoreAttribute attr) { |
| return ((DOMAttribute)attr).getName(); |
| } |
| |
| public CoreAttribute createAttribute(CoreElement element, String namespaceURI, String name, String prefix, String value) throws CoreModelException { |
| CoreNSUnawareAttribute attr = element.coreCreateNode(CoreNSUnawareAttribute.class); |
| attr.coreSetName(name); |
| attr.coreSetCharacterData(value, null); |
| // TODO: set type? |
| return attr; |
| } |
| |
| public void update(CoreAttribute attr, String prefix, String value) throws CoreModelException { |
| attr.coreSetCharacterData(value, INSTANCE); |
| } |
| }; |
| |
| public static final AttributeMatcher DOM2_ATTRIBUTE_MATCHER = new NSAwareAttributeMatcher(INSTANCE, true, true); |
| |
| public static final AttributeMatcher NAMESPACE_DECLARATION_MATCHER = new NamespaceDeclarationMatcher(INSTANCE); |
| |
| public static final ClonePolicy<Void> DEEP_CLONE = new ClonePolicy<Void>() { |
| public Class<? extends CoreNode> getTargetNodeClass(Void options, CoreNode node) { |
| // This is not specified by the API, but it's compatible with versions before 1.2.14 |
| return node.coreGetNodeClass(); |
| } |
| |
| public boolean repairNamespaces(Void options) { |
| return false; |
| } |
| |
| public boolean cloneAttributes(Void options) { |
| return true; |
| } |
| |
| public boolean cloneChildren(Void options, NodeType nodeType) { |
| return true; |
| } |
| |
| public void postProcess(Void options, CoreNode clone) { |
| } |
| }; |
| |
| public static final ClonePolicy<Void> SHALLOW_CLONE = new ClonePolicy<Void>() { |
| public Class<? extends CoreNode> getTargetNodeClass(Void options, CoreNode node) { |
| // This is not specified by the API, but it's compatible with versions before 1.2.14 |
| return node.coreGetNodeClass(); |
| } |
| |
| public boolean repairNamespaces(Void options) { |
| return false; |
| } |
| |
| public boolean cloneAttributes(Void options) { |
| return true; |
| } |
| |
| public boolean cloneChildren(Void options, NodeType nodeType) { |
| return nodeType == NodeType.NS_UNAWARE_ATTRIBUTE || nodeType == NodeType.NS_AWARE_ATTRIBUTE; |
| } |
| |
| public void postProcess(Void options, CoreNode clone) { |
| } |
| }; |
| |
| public RuntimeException toUncheckedException(CoreModelException ex) { |
| return DOMExceptionUtil.toUncheckedException(ex); |
| } |
| } |