org.apache.tools.ant.taskdefs

## Class WhichResource

- java.lang.Object
- - org.apache.tools.ant.ProjectComponent
  - - org.apache.tools.ant.Task
    - - org.apache.tools.ant.taskdefs.WhichResource

- All Implemented Interfaces:
    java.lang.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 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
    `WhichResource()`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Path` | `createClasspath()` Adds a path to the classpath.
    `void` | `execute()` execute it
    `void` | `setClass(java.lang.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(java.lang.String property)` the property to fill with the URL of the resource or class
    `void` | `setResource(java.lang.String resource)` name the resource to look for

    - ### 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

    - #### WhichResource

          public WhichResource()

  - ### Method Detail

    - #### 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(java.lang.String resource)

      name the resource to look for
      Parameters:
        `resource` - the name of the resource to look for.

    - #### setClass

          public void setClass(java.lang.String classname)

      name the class to look for
      Parameters:
        `classname` - the name of the class to look for.

    - #### setProperty

          public void setProperty(java.lang.String property)

      the property to fill with the URL of the resource or class
      Parameters:
        `property` - the property to be set.