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Commons Beanutils example source code file (AbstractKeyValue.java)

This example Commons Beanutils source code file (AbstractKeyValue.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 - Commons Beanutils tags/keywords

abstractkeyvalue, abstractkeyvalue, keyvalue, keyvalue, object, object, string, stringbuffer, stringbuffer

The Commons Beanutils AbstractKeyValue.java source code

/*
 * 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 org.apache.commons.collections.keyvalue;

import org.apache.commons.collections.KeyValue;

/**
 * Abstract pair class to assist with creating KeyValue and MapEntry implementations.
 *
 * @since Commons Collections 3.0
 * @version $Revision: 438363 $ $Date: 2006-08-30 05:48:00 +0100 (Wed, 30 Aug 2006) $
 * 
 * @author James Strachan
 * @author Michael A. Smith
 * @author Neil O'Toole
 * @author Stephen Colebourne
 */
public abstract class AbstractKeyValue implements KeyValue {
    
    /** The key */
    protected Object key;
    /** The value */
    protected Object value;
    
    /**
     * Constructs a new pair with the specified key and given value.
     *
     * @param key  the key for the entry, may be null
     * @param value  the value for the entry, may be null
     */
    protected AbstractKeyValue(Object key, Object value) {
        super();
        this.key = key;
        this.value = value;
    }

    /**
     * Gets the key from the pair.
     *
     * @return the key 
     */
    public Object getKey() {
        return key;
    }

    /**
     * Gets the value from the pair.
     *
     * @return the value
     */
    public Object getValue() {
        return value;
    }

    /**
     * Gets a debugging String view of the pair.
     * 
     * @return a String view of the entry
     */
    public String toString() {
        return new StringBuffer()
            .append(getKey())
            .append('=')
            .append(getValue())
            .toString();
    }

}

Other Commons Beanutils examples (source code examples)

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