net.sf.jabb.util.bean.DoubleValueBean.java Source code

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Here is the source code for net.sf.jabb.util.bean.DoubleValueBean.java

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/*
Copyright 2003,2012 Zhengmao HU (James)
    
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 net.sf.jabb.util.bean;

import java.io.Serializable;

import org.apache.commons.lang3.builder.CompareToBuilder;
import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;

/**
 * @author Zhengmao Hu
 * 
 * a bean that contains two value properties.
 */
public class DoubleValueBean<V1, V2> implements Serializable, Comparable<DoubleValueBean<V1, V2>> {
    private static final long serialVersionUID = -6737961503575937877L;

    private V1 value1;

    private V2 value2;

    public DoubleValueBean() {
    }

    public DoubleValueBean(V1 v1, V2 v2) {
        this();
        setValue1(v1);
        setValue2(v2);
    }

    public void setValue1(V1 value1) {
        this.value1 = value1;
    }

    public V1 getValue1() {
        return value1;
    }

    public void setValue2(V2 value2) {
        this.value2 = value2;
    }

    public V2 getValue2() {
        return value2;
    }

    @Override
    public String toString() {
        return "(" + (value1 == null ? "<null>" : value1.toString()) + ","
                + (value2 == null ? "<null>" : value2.toString()) + ")";
    }

    @Override
    public int hashCode() {
        return new HashCodeBuilder(13, 7).append(value1).append(value2).toHashCode();
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }
        if (obj == this) {
            return true;
        }
        if (obj.getClass() != getClass()) {
            return false;
        }
        DoubleValueBean<?, ?> rhs = (DoubleValueBean<?, ?>) obj;
        return new EqualsBuilder()
                //.appendSuper(super.equals(obj))
                .append(value1, rhs.value1).append(value2, rhs.value2).isEquals();
    }

    @Override
    public int compareTo(DoubleValueBean<V1, V2> rhs) {
        return new CompareToBuilder()
                // .appendSuper(super.compareTo(o)
                .append(this.value1, rhs.value1).append(this.value2, rhs.value2).toComparison();
    }
}