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Commons DBCP example source code file (PoolKey.java)

This example Commons DBCP source code file (PoolKey.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 DBCP tags/keywords

io, poolkey, poolkey, serializable, serializable, string, string, stringbuffer, stringbuffer

The Commons DBCP PoolKey.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.dbcp.datasources;

import java.io.Serializable;

/**
 * @version $Revision: 907288 $ $Date: 2010-02-06 14:42:58 -0500 (Sat, 06 Feb 2010) $
 */
class PoolKey implements Serializable {
    private static final long serialVersionUID = 2252771047542484533L;

    private final String datasourceName;
    private final String username;
    
    PoolKey(String datasourceName, String username) {
        this.datasourceName = datasourceName;
        this.username = username;
    }
    
    public boolean equals(Object obj) {
        if (obj instanceof PoolKey) {
            PoolKey pk = (PoolKey)obj;
            return (null == datasourceName ? null == pk.datasourceName : datasourceName.equals(pk.datasourceName)) &&
                (null == username ? null == pk.username : username.equals(pk.username));
        } else {
            return false;   
        }
    }

    public int hashCode() {
        int h = 0;
        if (datasourceName != null) {
            h += datasourceName.hashCode();
        }
        if (username != null) {
            h = 29 * h + username.hashCode();
        }
        return h;
    }

    public String toString() {
        StringBuffer sb = new StringBuffer(50);
        sb.append("PoolKey(");
        sb.append(username).append(", ").append(datasourceName);
        sb.append(')');
        return sb.toString();
    }
}

Other Commons DBCP examples (source code examples)

Here is a short list of links related to this Commons DBCP PoolKey.java source code file:

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