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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.brooklyn.camp.spi;

import java.util.ArrayList;
import java.util.List;

public abstract class PlatformTransaction {

    protected List additions = new ArrayList();
    
    /** apply the transaction */
    public abstract void commit();
    
    public PlatformTransaction add(AssemblyTemplate at) {
        additions.add(at);
        return this;
    }

    public PlatformTransaction add(ApplicationComponentTemplate act) {
        additions.add(act);
        return this;
    }

    public PlatformTransaction add(PlatformComponentTemplate pct) {
        additions.add(pct);
        return this;
    }

    public PlatformTransaction clear() {
        additions.clear();
        return this;
    }

}