## org.apache.tools.ant.taskdefs.optional.unix
Class Chgrp

    java.lang.Object
      |
      +--org.apache.tools.ant.ProjectComponent
            |
            +--org.apache.tools.ant.Task
                  |
                  +--org.apache.tools.ant.taskdefs.ExecTask
                        |
                        +--org.apache.tools.ant.taskdefs.ExecuteOn
                              |
                              +--org.apache.tools.ant.taskdefs.optional.unix.AbstractAccessTask
                                    |
                                    +--org.apache.tools.ant.taskdefs.optional.unix.Chgrp

public class Chgrp
extends AbstractAccessTask

Chgrp equivalent for unix-like environments.

Since:
  Ant 1.6

Nested Class Summary

Nested classes inherited from class org.apache.tools.ant.taskdefs.ExecuteOn
`ExecuteOn.FileDirBoth`

Field Summary

Fields inherited from class org.apache.tools.ant.taskdefs.ExecuteOn
`destDir, filesets, mapper, mapperElement, srcFilePos, srcIsFirst, targetFilePos, type`

Fields inherited from class org.apache.tools.ant.taskdefs.ExecTask
`cmdl, failOnError, newEnvironment, redirector, redirectorElement`

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
`Chgrp()` Chgrp task for setting unix group of a file.

Method Summary
`protected void` `checkConfiguration()` Ensure that all the required arguments and other conditions have been set.
`void` `setExecutable(java.lang.String e)` We don't want to expose the executable atribute, so overide it.
`void` `setGroup(java.lang.String group)` Set the group atribute.

Methods inherited from class org.apache.tools.ant.taskdefs.optional.unix.AbstractAccessTask
`isValidOs, setAddsourcefile, setCommand, setFile, setSkipEmptyFilesets`

Methods inherited from class org.apache.tools.ant.taskdefs.ExecuteOn
`add, addDirset, addFilelist, addFileset, createHandler, createMapper, createSrcfile, createTargetfile, getCommandline, getCommandline, getDirs, getFiles, getFilesAndDirs, runExec, runParallel, setDest, setForce, setForwardslash, setIgnoremissing, setMaxParallel, setParallel, setRelative, setType, setupRedirector, setVerbose`

Methods inherited from class org.apache.tools.ant.taskdefs.ExecTask

`addConfiguredRedirector, addEnv, createArg, createWatchdog, execute, getResolveExecutable, logFlush, maybeSetResultPropertyValue, prepareExec, resolveExecutable, runExecute, setAppend, setDir, setError, setErrorProperty, setFailIfExecutionFails, setFailonerror, setInput, setInputString, setLogError, setNewenvironment, setOs, setOutput, setOutputproperty, setResolveExecutable, setResultProperty, setSearchPath, setSpawn, setTimeout, setTimeout, setVMLauncher`

Methods inherited from class org.apache.tools.ant.Task
`getDescription, getLocation, getOwningTarget, getRuntimeConfigurableWrapper, getTaskName, getTaskType, getWrapper, handleErrorFlush, handleErrorOutput, handleFlush, handleInput, handleOutput, init, isInvalid, log, log, maybeConfigure, perform, reconfigure, setDescription, setLocation, setOwningTarget, setRuntimeConfigurableWrapper, setTaskName, setTaskType`

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

### Chgrp

    public Chgrp()

  Chgrp task for setting unix group of a file.

Method Detail

### setGroup

    public void setGroup(java.lang.String group)

  Set the group atribute.

  Parameters:
    `group` - The new group for the file(s) or directory(ies)

### checkConfiguration

    protected void checkConfiguration()

  Ensure that all the required arguments and other conditions have been set.

  Overrides:
    `checkConfiguration` in class `ExecuteOn`

### setExecutable

    public void setExecutable(java.lang.String e)

  We don't want to expose the executable atribute, so overide it.

  Overrides:
    `setExecutable` in class `ExecTask`
  Parameters:
    `e` - User supplied executable that we won't accept.

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