Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
commons-lang-2.6.jar - Apache Commons Lang
commons-lang-2.6.jar is the JAR file for Apache Commons Lang 2.6, which provides a host of helper utilities for the java.lang API.
JAR File Size and Download Location:
File name: commons-lang-2.6.jar File size: 284220 bytes Date modified: 01/13/2011 Download: Apache Commons Lang Website
✍: FYIcenter
⏎ org/apache/commons/lang/mutable/MutableLong.java
/* * 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.lang.mutable; /** * A mutable <code>long</code> wrapper. * * @see Long * @since 2.1 * @author Apache Software Foundation * @version $Id: MutableLong.java 905707 2010-02-02 16:59:59Z niallp $ */ public class MutableLong extends Number implements Comparable, Mutable { /** * Required for serialization support. * * @see java.io.Serializable */ private static final long serialVersionUID = 62986528375L; /** The mutable value. */ private long value; /** * Constructs a new MutableLong with the default value of zero. */ public MutableLong() { super(); } /** * Constructs a new MutableLong with the specified value. * * @param value the initial value to store */ public MutableLong(long value) { super(); this.value = value; } /** * Constructs a new MutableLong with the specified value. * * @param value the initial value to store, not null * @throws NullPointerException if the object is null */ public MutableLong(Number value) { super(); this.value = value.longValue(); } /** * Constructs a new MutableLong parsing the given string. * * @param value the string to parse, not null * @throws NumberFormatException if the string cannot be parsed into a long * @since 2.5 */ public MutableLong(String value) throws NumberFormatException { super(); this.value = Long.parseLong(value); } //----------------------------------------------------------------------- /** * Gets the value as a Long instance. * * @return the value as a Long, never null */ public Object getValue() { return new Long(this.value); } /** * Sets the value. * * @param value the value to set */ public void setValue(long value) { this.value = value; } /** * Sets the value from any Number instance. * * @param value the value to set, not null * @throws NullPointerException if the object is null * @throws ClassCastException if the type is not a {@link Number} */ public void setValue(Object value) { setValue(((Number) value).longValue()); } //----------------------------------------------------------------------- /** * Increments the value. * * @since Commons Lang 2.2 */ public void increment() { value++; } /** * Decrements the value. * * @since Commons Lang 2.2 */ public void decrement() { value--; } //----------------------------------------------------------------------- /** * Adds a value to the value of this instance. * * @param operand the value to add, not null * @since Commons Lang 2.2 */ public void add(long operand) { this.value += operand; } /** * Adds a value to the value of this instance. * * @param operand the value to add, not null * @throws NullPointerException if the object is null * @since Commons Lang 2.2 */ public void add(Number operand) { this.value += operand.longValue(); } /** * Subtracts a value from the value of this instance. * * @param operand the value to subtract, not null * @since Commons Lang 2.2 */ public void subtract(long operand) { this.value -= operand; } /** * Subtracts a value from the value of this instance. * * @param operand the value to subtract, not null * @throws NullPointerException if the object is null * @since Commons Lang 2.2 */ public void subtract(Number operand) { this.value -= operand.longValue(); } //----------------------------------------------------------------------- // shortValue and bytValue rely on Number implementation /** * Returns the value of this MutableLong as an int. * * @return the numeric value represented by this object after conversion to type int. */ public int intValue() { return (int) value; } /** * Returns the value of this MutableLong as a long. * * @return the numeric value represented by this object after conversion to type long. */ public long longValue() { return value; } /** * Returns the value of this MutableLong as a float. * * @return the numeric value represented by this object after conversion to type float. */ public float floatValue() { return value; } /** * Returns the value of this MutableLong as a double. * * @return the numeric value represented by this object after conversion to type double. */ public double doubleValue() { return value; } //----------------------------------------------------------------------- /** * Gets this mutable as an instance of Long. * * @return a Long instance containing the value from this mutable, never null */ public Long toLong() { return new Long(longValue()); } //----------------------------------------------------------------------- /** * Compares this object to the specified object. The result is <code>true</code> if and only if the argument * is not <code>null</code> and is a <code>MutableLong</code> object that contains the same <code>long</code> * value as this object. * * @param obj the object to compare with, null returns false * @return <code>true</code> if the objects are the same; <code>false</code> otherwise. */ public boolean equals(Object obj) { if (obj instanceof MutableLong) { return value == ((MutableLong) obj).longValue(); } return false; } /** * Returns a suitable hash code for this mutable. * * @return a suitable hash code */ public int hashCode() { return (int) (value ^ (value >>> 32)); } //----------------------------------------------------------------------- /** * Compares this mutable to another in ascending order. * * @param obj the other mutable to compare to, not null * @return negative if this is less, zero if equal, positive if greater * @throws ClassCastException if the argument is not a MutableLong */ public int compareTo(Object obj) { MutableLong other = (MutableLong) obj; long anotherVal = other.value; return value < anotherVal ? -1 : (value == anotherVal ? 0 : 1); } //----------------------------------------------------------------------- /** * Returns the String value of this mutable. * * @return the mutable value as a string */ public String toString() { return String.valueOf(value); } }
⏎ org/apache/commons/lang/mutable/MutableLong.java
⇒ commons-lang-1.0.1.jar - Apache Commons Lang
⇐ What Is commons-lang3-3.1.jar
2009-12-24, 75465👍, 0💬
Popular Posts:
Rhino JavaScript Java Library is an open-source implementation of JavaScript written entirely in Jav...
What Is in Xerces-J-bin.2.12.2.zip? Xerces-J-bin.2.12.2.zip file is the distribution package ZIP fil...
How to download and install xml-commons External Source Package? The source package contains Java so...
How to run "jarsigner" command from JDK tools.jar file? "jarsigner" command allows you to digitally ...
maven-core-3.8.6.jar is the JAR file for Apache Maven 3.8.6 Core module. Apache Maven is a software ...