objectsinklistfactory.java

jboss规则引擎

/*
 * 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.
 */

package org.drools.reteoo;

import org.drools.RuleBaseConfiguration;

/**
 * ObjectSinkListFactory
 * A factory for ObjectSinkLists
 *
 * @author <a href="mailto:[e-mail]">Edson Tirelli</a>
 *
 * Created: 06/march/2006
 */
public class ObjectSinkListFactory {
    private final RuleBaseConfiguration config;

    public ObjectSinkListFactory(final RuleBaseConfiguration config) {
        this.config = config;
    }

    public final ObjectSinkList newObjectSinkList(final Class owner) {
        if ( this.config.getBooleanProperty( RuleBaseConfiguration.PROPERTY_HASH_OBJECT_TYPE_NODES ) && (ObjectTypeNode.class.isAssignableFrom( owner )) ) {
            return new HashedObjectSinkList();
        } else if ( this.config.getBooleanProperty( RuleBaseConfiguration.PROPERTY_HASH_ALPHA_NODES ) && (AlphaNode.class.isAssignableFrom( owner )) ) {
            return new HashedObjectSinkList();
        }
        return new DefaultObjectSinkList( 1 );
    }

    public static final ObjectSinkList newDefaultObjectSinkList() {
        return new DefaultObjectSinkList( 1 );
    }

}