// Copyright (c) 2003-2012, Jodd Team (jodd.org). All Rights Reserved.
package jodd.mutable;
/**
* A mutable <code>int</code> wrapper.
*/
public final class MutableInteger extends Number implements Comparable<MutableInteger>, Cloneable {
public MutableInteger() {
}
public MutableInteger(int value) {
this.value = value;
}
public MutableInteger(String value) {
this.value = Integer.parseInt(value);
}
public MutableInteger(Number number) {
this.value = number.intValue();
}
// ---------------------------------------------------------------- value
/**
* The mutable value.
*/
public int value;
/**
* Returns mutable value.
*/
public int getValue() {
return value;
}
/**
* Sets mutable value.
*/
public void setValue(int value) {
this.value = value;
}
/**
* Sets mutable value from a Number.
*/
public void setValue(Number value) {
this.value = value.intValue();
}
// ---------------------------------------------------------------- object
/**
* Stringify the value.
*/
@Override
public String toString() {
return Integer.toString(value);
}
/**
* Returns a hashcode for this value.
*/
@Override
public int hashCode() {
return value;
}
/**
* Compares this object to the specified object.
*
* @param obj the object to compare with.
* @return <code>true</code> if the objects are the same;
* <code>false</code> otherwise.
*/
@Override
public boolean equals(Object obj) {
if (obj != null) {
if (obj instanceof Integer) {
return value == ((Integer) obj).intValue();
}
if (obj instanceof MutableInteger) {
return value == ((MutableInteger) obj).value;
}
}
return false;
}
// ---------------------------------------------------------------- number
/**
* Returns the value as a int.
*/
@Override
public int intValue() {
return value;
}
/**
* Returns the value as a long.
*/
@Override
public long longValue() {
return value;
}
/**
* Returns the value as a float.
*/
@Override
public float floatValue() {
return value;
}
/**
* Returns the value as a double.
*/
@Override
public double doubleValue() {
return value;
}
// ---------------------------------------------------------------- compare
/**
* Compares value of two same instances.
*/
public int compareTo(MutableInteger other) {
return value < other.value ? -1 : (value == other.value ? 0 : 1);
}
// ---------------------------------------------------------------- clone
/**
* Clones object.
*/
@Override
public MutableInteger clone() {
return new MutableInteger(value);
}
}
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