net.sf.ehcache.search.expression.Not Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of ehcache Show documentation
Show all versions of ehcache Show documentation
Ehcache is an open source, standards-based cache used to boost performance,
offload the database and simplify scalability. Ehcache is robust, proven and full-featured and
this has made it the most widely-used Java-based cache.
The newest version!
/**
* Copyright Terracotta, Inc.
*
* 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.
*/
package net.sf.ehcache.search.expression;
import java.util.Map;
import java.util.Set;
import net.sf.ehcache.Element;
import net.sf.ehcache.search.Attribute;
import net.sf.ehcache.search.attribute.AttributeExtractor;
/**
* A search criteria composed of the logical "not" (ie. negation) of another criteria
*
* @author teck
*/
public class Not extends BaseCriteria {
private final Criteria c;
/**
* Construct a "not" criteria of the given criteria
*
* @param c the criteria to "not"
*/
public Not(Criteria c) {
this.c = c;
}
/**
* @return criteria
*/
public Criteria getCriteria() {
return c;
}
/**
* {@inheritDoc}
*/
public boolean execute(Element e, Map attributeExtractors) {
return !c.execute(e, attributeExtractors);
}
/**
* {@inheritDoc}
*/
public Set> getAttributes() {
return ((BaseCriteria)c).getAttributes();
}
}