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Groovy example source code file (MetaArrayLengthProperty.java)

This example Groovy source code file (MetaArrayLengthProperty.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

metaarraylengthproperty, metaarraylengthproperty, metaproperty, metaproperty, object, object, readonlypropertyexception, readonlypropertyexception

The Groovy MetaArrayLengthProperty.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * 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 groovy.lang;


/**
 * Represents a property on a bean which may have a getter and/or a setter
 *
 * @author <a href="mailto:james@coredevelopers.net">James Strachan
 * @version $Revision: 20587 $
 */
public class MetaArrayLengthProperty extends MetaProperty {

    public MetaArrayLengthProperty() {
        super("length", int.class);
    }

    /**
     * @return the property of the given object
     */
    public Object getProperty(Object object) {
        return java.lang.reflect.Array.getLength(object);
    }

    /**
     * Sets the property on the given object to the new value
     *
     * @param object   on which to set the property
     * @param newValue the new value of the property
     * @throws RuntimeException if the property could not be set
     */
    public void setProperty(Object object, Object newValue) {
        throw new ReadOnlyPropertyException("length", object.getClass());
    }
}

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