org.apache.tools.ant.taskdefs

Class BuildNumber

java.lang.Object

org.apache.tools.ant.ProjectComponent

org.apache.tools.ant.Task

org.apache.tools.ant.taskdefs.BuildNumber

All Implemented Interfaces:

java.lang.Cloneable

public class BuildNumber
extends Task

Read, increment, and write a build number in a file It will first attempt to read a build number from a file, then set the property "build.number" to the value that was read in (or 0 if no such value). Then it will increment the build number by one and write it back out into the file.

Since:

Ant 1.5

Field Summary

Fields inherited from class org.apache.tools.ant.Task

target, taskName, taskType, wrapper

Fields inherited from class org.apache.tools.ant.ProjectComponent

description, location, project

Constructor Summary

Constructors

Constructor and Description
BuildNumber()

Method Summary

Modifier and Type	Method and Description
void	execute() Run task.
void	setFile(java.io.File file) The file in which the build number is stored.

Methods inherited from class org.apache.tools.ant.Task

bindToOwner, getOwningTarget, getRuntimeConfigurableWrapper, getTaskName, getTaskType, getWrapper, handleErrorFlush, handleErrorOutput, handleFlush, handleInput, handleOutput, init, isInvalid, log, log, log, log, maybeConfigure, perform, reconfigure, setOwningTarget, setRuntimeConfigurableWrapper, setTaskName, setTaskType

Methods inherited from class org.apache.tools.ant.ProjectComponent

clone, getDescription, getLocation, getProject, setDescription, setLocation, setProject

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BuildNumber

public BuildNumber()

Method Detail

setFile

public void setFile(java.io.File file)

The file in which the build number is stored. Defaults to "build.number" if not specified.

Parameters:

file - the file in which build number is stored.

execute

public void execute()
             throws BuildException

Run task.

Overrides:

execute in class Task

Throws:

BuildException - if an error occurs