001: /*
002:
003: ============================================================================
004: The Apache Software License, Version 1.1
005: ============================================================================
006:
007: Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
008:
009: Redistribution and use in source and binary forms, with or without modifica-
010: tion, are permitted provided that the following conditions are met:
011:
012: 1. Redistributions of source code must retain the above copyright notice,
013: this list of conditions and the following disclaimer.
014:
015: 2. Redistributions in binary form must reproduce the above copyright notice,
016: this list of conditions and the following disclaimer in the documentation
017: and/or other materials provided with the distribution.
018:
019: 3. The end-user documentation included with the redistribution, if any, must
020: include the following acknowledgment: "This product includes software
021: developed by the Apache Software Foundation (http://www.apache.org/)."
022: Alternately, this acknowledgment may appear in the software itself, if
023: and wherever such third-party acknowledgments normally appear.
024:
025: 4. The names "Batik" and "Apache Software Foundation" must not be
026: used to endorse or promote products derived from this software without
027: prior written permission. For written permission, please contact
028: apache@apache.org.
029:
030: 5. Products derived from this software may not be called "Apache", nor may
031: "Apache" appear in their name, without prior written permission of the
032: Apache Software Foundation.
033:
034: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
035: INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
036: FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
037: APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
038: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
039: DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
040: OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
041: ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
042: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
043: THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
044:
045: This software consists of voluntary contributions made by many individuals
046: on behalf of the Apache Software Foundation. For more information on the
047: Apache Software Foundation, please see <http://www.apache.org/>.
048:
049: */
050:
051: package org.apache.batik.css.engine.sac;
052:
053: import org.w3c.css.sac.AttributeCondition;
054:
055: /**
056: * This class provides an abstract implementation of the {@link
057: * org.w3c.css.sac.AttributeCondition} interface.
058: *
059: * @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a>
060: * @version $Id$
061: */
062: public abstract class AbstractAttributeCondition implements
063: AttributeCondition, ExtendedCondition {
064:
065: /**
066: * The attribute value.
067: */
068: protected String value;
069:
070: /**
071: * Creates a new AbstractAttributeCondition object.
072: */
073: protected AbstractAttributeCondition(String value) {
074: this .value = value;
075: }
076:
077: /**
078: * Indicates whether some other object is "equal to" this one.
079: * @param obj the reference object with which to compare.
080: */
081: public boolean equals(Object obj) {
082: if (obj == null || !(obj.getClass() != getClass())) {
083: return false;
084: }
085: AbstractAttributeCondition c = (AbstractAttributeCondition) obj;
086: return c.value.equals(value);
087: }
088:
089: /**
090: * Returns the specificity of this condition.
091: */
092: public int getSpecificity() {
093: return 1 << 8;
094: }
095:
096: /**
097: * <b>SAC</b>: Implements {@link
098: * org.w3c.css.sac.AttributeCondition#getValue()}.
099: */
100: public String getValue() {
101: return value;
102: }
103: }
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