common/src/main/java/org/apache/abdera2/common/selector/MultiSelector.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  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.  For additional information regarding
 * copyright in this work, please see the NOTICE file in the top level
 * directory of this distribution.
 */
package org.apache.abdera2.common.selector;

/**
 * Selector that is based on an internal array of Selectors that are
 * invoked in order. By default, the selector will accept the item unless one 
 * of the selectors rejects it. 
 */
public class MultiSelector 
  implements Selector {

  private static final long serialVersionUID = 5257601171344714824L;
  private final Selector[] selectors;
  
  public MultiSelector(Selector... selectors) {
    this.selectors = selectors;
  }
  
  public boolean select(Object item) {
    for (Selector selector : selectors)
        if (!selector.select(item))
            return false;
    return true;
  }

}