objecttype.java

jboss规则引擎

package org.drools.spi;

/*
 * Copyright 2005 JBoss 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.
 */

import java.io.Serializable;

/**
 * Semantic object type differentiator.
 * 
 * @see org.drools.rule.Declaration
 * 
 * @author <a href="mailto:[e-mail]">bob mcwhirter </a>
 */
public interface ObjectType
    extends
    Serializable {
    /**
     * Determine if the passed <code>Object</code> belongs to the object type
     * defined by this <code>objectType</code> instance.
     * 
     * @param object
     *            The <code>Object</code> to test.
     * 
     * @return <code>true</code> if the <code>Object</code> matches this
     *         object type, else <code>false</code>.
     */
    boolean matches(Object object);

    int getValueType();
}