PrimtiveArrayBackedReadOnlyList.java

/*
 * 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 freemarker.ext.beans;

import java.lang.reflect.Array;
import java.util.AbstractList;

/**
 * Similar to {@link NonPrimitiveArrayBackedReadOnlyList}, but uses reflection so that it works with primitive arrays
 * too. 
 */
class PrimtiveArrayBackedReadOnlyList extends AbstractList {
    
    private final Object array;
    
    PrimtiveArrayBackedReadOnlyList(Object array) {
        this.array = array;
    }

    @Override
    public Object get(int index) {
        return Array.get(array, index);
    }

    @Override
    public int size() {
        return Array.getLength(array);
    }

}