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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package com.sun.codemodel.internal;

array component reference.
/**
 * array component reference.
 */
final class JArrayCompRef extends JExpressionImpl implements JAssignmentTarget {
    
JArray expression upon which this component will be accessed.
/**
     * JArray expression upon which this component will be accessed.
     */
    private final JExpression array;

    
Integer expression representing index of the component
/**
     * Integer expression representing index of the component
     */
    private final JExpression index;

    
JArray component reference constructor given an array expression
and index.
Params:
array – 
       JExpression for the array upon which
       the component will be accessed,
index – 
       JExpression for index of component to access/**
     * JArray component reference constructor given an array expression
     * and index.
     *
     * @param array
     *        JExpression for the array upon which
     *        the component will be accessed,
     *
     * @param index
     *        JExpression for index of component to access
     */
    JArrayCompRef(JExpression array, JExpression index) {
        if ((array == null) || (index == null)) {
            throw new NullPointerException();
        }
        this.array = array;
        this.index = index;
    }

    public void generate(JFormatter f) {
        f.g(array).p('[').g(index).p(']');
    }

    public JExpression assign(JExpression rhs) {
                return JExpr.assign(this,rhs);
    }
    public JExpression assignPlus(JExpression rhs) {
                return JExpr.assignPlus(this,rhs);
    }
}