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MVEL is a powerful expression language for Java-based applications. It provides a plethora of features and is suited for everything from the smallest property binding and extraction, to full blown scripts.

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/**
 * MVEL (The MVFLEX Expression Language)
 *
 * Copyright (C) 2007 Christopher Brock, MVFLEX/Valhalla Project and the Codehaus
 *
 * 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.mvel2.optimizers.impl.refl.nodes;

import org.mvel2.integration.VariableResolverFactory;

import static java.lang.reflect.Array.getLength;

/**
 * @author Christopher Brock
 */
public class ArrayLength extends BaseAccessor {

  public Object getValue(Object ctx, Object elCtx, VariableResolverFactory variableFactory) {
    if (nextNode != null) {
      return nextNode.getValue(getLength(ctx), elCtx, variableFactory);
    }
    else {
      return getLength(ctx);
    }
  }

  public Object setValue(Object ctx, Object elCtx, VariableResolverFactory variableFactory, Object value) {
    return null;
  }

  public Class getKnownEgressType() {
    return Integer.class;
  }
}




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