org.apache.tools.ant.taskdefs.optional.extension
Class JarLibDisplayTask

java.lang.Object
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  +--org.apache.tools.ant.ProjectComponent
        |
        +--org.apache.tools.ant.Task
              |
              +--org.apache.tools.ant.taskdefs.optional.extension.JarLibDisplayTask

public class JarLibDisplayTask

extends Task

Displays the "Optional Package" and "Package Specification" information contained within the specified JARs.

Prior to JDK1.3, an "Optional Package" was known as an Extension. The specification for this mechanism is available in the JDK1.3 documentation in the directory $JDK_HOME/docs/guide/extensions/versioning.html. Alternatively it is available online at http://java.sun.com/j2se/1.3/docs/guide/extensions/versioning.html.

Author:

Peter Donald

Field Summary

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

description, location, target, taskName, taskType, wrapper

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

project

Constructor Summary

JarLibDisplayTask()

Method Summary

void	addFileset(FileSet fileSet) Adds a set of files about which library data will be displayed.
void	execute() Called by the project to let the task do its work.
void	setFile(java.io.File file) The JAR library to display information for.

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

getDescription, getLocation, getOwningTarget, getRuntimeConfigurableWrapper, getTaskName, handleErrorOutput, handleOutput, init, isInvalid, log, log, maybeConfigure, perform, setDescription, setLocation, setOwningTarget, setRuntimeConfigurableWrapper, setTaskName

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

getProject, setProject

Methods inherited from class java.lang.Object

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

Constructor Detail

JarLibDisplayTask

public JarLibDisplayTask()

Method Detail

setFile

public void setFile(java.io.File file)

The JAR library to display information for.

Parameters:

file - The jar library to display information for.

addFileset

public void addFileset(FileSet fileSet)

Adds a set of files about which library data will be displayed.

Parameters:

fileSet - a set of files about which library data will be displayed.

execute

public void execute()
             throws BuildException

Description copied from class: Task

Called by the project to let the task do its work. This method may be called more than once, if the task is invoked more than once. For example, if target1 and target2 both depend on target3, then running "ant target1 target2" will run all tasks in target3 twice.

Overrides:

execute in class Task

Throws:

BuildException - if something goes wrong with the build