Class WhichResource

java.lang.Object

org.apache.tools.ant.ProjectComponent

org.apache.tools.ant.Task

org.apache.tools.ant.taskdefs.WhichResource

All Implemented Interfaces:

Cloneable

public class WhichResource
extends Task

Find a class or resource on the supplied classpath, or the system classpath if none is supplied. The named property is set if the item can be found. For example

<whichresource resource="/log4j.properties"
  property="log4j.url" >

Since:

Ant 1.6

Field Summary

Fields inherited from class Task

target, taskName, taskType, wrapper

Modifier and Type	Field	Description
protected Target	target	Deprecated. since 1.6.x.
protected String	taskName	Deprecated. since 1.6.x.
protected String	taskType	Deprecated. since 1.6.x.
protected RuntimeConfigurable	wrapper	Deprecated. since 1.6.x.

Fields inherited from class ProjectComponent

description, location, project

Modifier and Type	Field	Description
protected String	description	Deprecated. since 1.6.x.
protected Location	location	Deprecated. since 1.6.x.
protected Project	project	Deprecated. since 1.6.x.

Constructor Summary

Constructors

Constructor	Description
WhichResource()

Method Summary

Modifier and Type	Method	Description
Path	createClasspath()	Adds a path to the classpath.
void	execute()	execute it
void	setClass(String classname)	name the class to look for
void	setClasspath(Path cp)	Set the classpath to be used for this compilation.
void	setClasspathRef(Reference r)	Set the classpath to use by reference.
void	setProperty(String property)	the property to fill with the URL of the resource or class
void	setResource(String resource)	name the resource to look for

Methods inherited from class 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

Modifier and Type	Method	Description
final void	bindToOwner(Task owner)	Bind a task to another; use this when configuring a newly created task to do work on behalf of another.
Target	getOwningTarget()	Returns the container target of this task.
RuntimeConfigurable	getRuntimeConfigurableWrapper()	Returns the wrapper used for runtime configuration.
String	getTaskName()	Returns the name to use in logging messages.
String	getTaskType()	Return the type of task.
protected RuntimeConfigurable	getWrapper()	Return the runtime configurable structure for this task.
protected void	handleErrorFlush(String output)	Handles an error line by logging it with the WARN priority.
protected void	handleErrorOutput(String output)	Handles an error output by logging it with the WARN priority.
protected void	handleFlush(String output)	Handles output by logging it with the INFO priority.
protected int	handleInput(byte[] buffer, int offset, int length)	Handle an input request by this task.
protected void	handleOutput(String output)	Handles output by logging it with the INFO priority.
void	init()	Called by the project to let the task initialize properly.
protected final boolean	isInvalid()	Has this task been marked invalid?
void	log(String msg)	Logs a message with the default (INFO) priority.
void	log(String msg, int msgLevel)	Logs a message with the given priority.
void	log(String msg, Throwable t, int msgLevel)	Logs a message with the given priority.
void	log(Throwable t, int msgLevel)	Logs a message with the given priority.
void	maybeConfigure()	Configures this task - if it hasn't been done already.
final void	perform()	Performs this task if it's still valid, or gets a replacement version and performs that otherwise.
void	reconfigure()	Force the task to be reconfigured from its RuntimeConfigurable.
void	setOwningTarget(Target target)	Sets the target container of this task.
void	setRuntimeConfigurableWrapper(RuntimeConfigurable wrapper)	Sets the wrapper to be used for runtime configuration.
void	setTaskName(String name)	Sets the name to use in logging messages.
void	setTaskType(String type)	Sets the name with which the task has been invoked.

Methods inherited from class ProjectComponent

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

Modifier and Type	Method	Description
Object	clone()
String	getDescription()	Returns the description of the current action.
Location	getLocation()	Returns the file/location where this task was defined.
Project	getProject()	Returns the project to which this component belongs.
void	setDescription(String desc)	Sets a description of the current action.
void	setLocation(Location location)	Sets the file/location where this task was defined.
void	setProject(Project project)	Sets the project object of this component.

Methods inherited from class Object

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

Constructor Details

WhichResource

public WhichResource()

Method Details

setClasspath

public void setClasspath(Path cp)

Set the classpath to be used for this compilation.

Parameters:

cp - the classpath to be used.

createClasspath

public Path createClasspath()

Adds a path to the classpath.

Returns:

a classpath to be configured.

setClasspathRef

public void setClasspathRef(Reference r)

Set the classpath to use by reference.

Parameters:

r - a reference to an existing classpath.

Since:

Ant 1.7.1

execute

public void execute()
             throws BuildException

execute it

Overrides:

execute in class Task

Throws:

BuildException - on error

setResource

public void setResource(String resource)

name the resource to look for

Parameters:

resource - the name of the resource to look for.

setClass

public void setClass(String classname)

name the class to look for

Parameters:

classname - the name of the class to look for.

setProperty

public void setProperty(String property)

the property to fill with the URL of the resource or class

Parameters:

property - the property to be set.