| /* |
| |
| Copyright 2002 The Apache Software Foundation |
| |
| Licensed 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. |
| |
| */ |
| |
| /* This class copied from org.apache.batik.css.engine.sac */ |
| |
| package org.eclipse.e4.ui.css.core.impl.sac; |
| |
| import java.util.Set; |
| |
| import org.w3c.dom.Element; |
| |
| /** |
| * This class provides an implementation of the |
| * {@link org.w3c.css.sac.AttributeCondition} interface. |
| */ |
| public class CSSAttributeConditionImpl extends AbstractAttributeCondition { |
| /** |
| * The attribute's local name. |
| */ |
| protected String localName; |
| |
| /** |
| * The attribute's namespace URI. |
| */ |
| protected String namespaceURI; |
| |
| /** |
| * Whether this condition applies to specified attributes. |
| */ |
| protected boolean specified; |
| |
| /** |
| * Creates a new CSSAttributeCondition object. |
| */ |
| public CSSAttributeConditionImpl(String localName, String namespaceURI, |
| boolean specified, String value) { |
| super(value); |
| this.localName = localName; |
| this.namespaceURI = namespaceURI; |
| this.specified = specified; |
| } |
| |
| /** |
| * Indicates whether some other object is "equal to" this one. |
| * |
| * @param obj |
| * the reference object with which to compare. |
| */ |
| public boolean equals(Object obj) { |
| if (!super.equals(obj)) { |
| return false; |
| } |
| CSSAttributeConditionImpl c = (CSSAttributeConditionImpl) obj; |
| return (c.namespaceURI.equals(namespaceURI) |
| && c.localName.equals(localName) && c.specified == specified); |
| } |
| |
| /** |
| * equal objects should have equal hashCodes. |
| * |
| * @return hashCode of this CSSAttributeCondition |
| */ |
| public int hashCode() { |
| return namespaceURI.hashCode() ^ localName.hashCode() |
| ^ (specified ? -1 : 0); |
| } |
| |
| /** |
| * <b>SAC</b>: Implements {@link |
| * org.w3c.css.sac.Condition#getConditionType()}. |
| */ |
| public short getConditionType() { |
| return SAC_ATTRIBUTE_CONDITION; |
| } |
| |
| /** |
| * <b>SAC</b>: Implements {@link |
| * org.w3c.css.sac.AttributeCondition#getNamespaceURI()}. |
| */ |
| public String getNamespaceURI() { |
| return namespaceURI; |
| } |
| |
| /** |
| * <b>SAC</b>: Implements {@link |
| * org.w3c.css.sac.AttributeCondition#getLocalName()}. |
| */ |
| public String getLocalName() { |
| return localName; |
| } |
| |
| /** |
| * <b>SAC</b>: Implements {@link |
| * org.w3c.css.sac.AttributeCondition#getSpecified()}. |
| */ |
| public boolean getSpecified() { |
| return specified; |
| } |
| |
| /** |
| * Tests whether this condition matches the given element. |
| */ |
| public boolean match(Element e, String pseudoE) { |
| String val = getValue(); |
| if (val == null) { |
| return !e.getAttribute(getLocalName()).equals(""); |
| } |
| return e.getAttribute(getLocalName()).equals(val); |
| } |
| |
| /** |
| * Fills the given set with the attribute names found in this selector. |
| */ |
| public void fillAttributeSet(Set attrSet) { |
| attrSet.add(localName); |
| } |
| |
| /** |
| * Returns a text representation of this object. |
| */ |
| public String toString() { |
| if (value == null) { |
| return '[' + localName + ']'; |
| } |
| return '[' + localName + "=\"" + value + "\"]"; |
| } |
| } |