org.apache.tools.ant.taskdefs.optional.javacc

## Class JJTree

- java.lang.Object
- - org.apache.tools.ant.ProjectComponent
  - - org.apache.tools.ant.Task
    - - org.apache.tools.ant.taskdefs.optional.javacc.JJTree

All Implemented Interfaces:
  java.lang.Cloneable

    public class JJTree
    extends Task

Runs the JJTree compiler compiler.

### 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
`JJTree()` Constructor

### Method Summary

All Methods Instance Methods Concrete Methods
`void` `execute()` Run the task.
`void` `setBuildnodefiles(boolean buildNodeFiles)` Sets the BUILD_NODE_FILES grammar option.
`void` `setJavacchome(java.io.File javaccHome)` The directory containing the JavaCC distribution.
`void` `setMaxmemory(java.lang.String max)` Corresponds -Xmx.
`void` `setMulti(boolean multi)` Sets the MULTI grammar option.
`void` `setNodedefaultvoid(boolean nodeDefaultVoid)` Sets the NODE_DEFAULT_VOID grammar option.
`void` `setNodefactory(boolean nodeFactory)` Sets the NODE_FACTORY grammar option.
`void` `setNodepackage(java.lang.String nodePackage)` Sets the NODE_PACKAGE grammar option.
`void` `setNodeprefix(java.lang.String nodePrefix)` Sets the NODE_PREFIX grammar option.
`void` `setNodescopehook(boolean nodeScopeHook)` Sets the NODE_SCOPE_HOOK grammar option.
`void` `setNodeusesparser(boolean nodeUsesParser)` Sets the NODE_USES_PARSER grammar option.
`void` `setOutputdirectory(java.io.File outputDirectory)` The directory to write the generated JavaCC grammar and node files to.
`void` `setOutputfile(java.lang.String outputFile)` The outputfile to write the generated JavaCC grammar file to.
`void` `setStatic(boolean staticParser)` Sets the STATIC grammar option.
`void` `setTarget(java.io.File targetFile)` The jjtree grammar file to process.
`void` `setVisitor(boolean visitor)` Sets the VISITOR grammar option.
`void` `setVisitorException(java.lang.String visitorException)` Sets the VISITOR_EXCEPTION grammar option.

### 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

#### JJTree

    public JJTree()

Constructor

### Method Detail

#### setBuildnodefiles

    public void setBuildnodefiles(boolean buildNodeFiles)

Sets the BUILD_NODE_FILES grammar option.

Parameters:
  `buildNodeFiles` - a `boolean` value.

#### setMulti

    public void setMulti(boolean multi)

Sets the MULTI grammar option.

Parameters:
  `multi` - a `boolean` value.

#### setNodedefaultvoid

    public void setNodedefaultvoid(boolean nodeDefaultVoid)

Sets the NODE_DEFAULT_VOID grammar option.

Parameters:
  `nodeDefaultVoid` - a `boolean` value.

#### setNodefactory

    public void setNodefactory(boolean nodeFactory)

Sets the NODE_FACTORY grammar option.

Parameters:
  `nodeFactory` - a `boolean` value.

#### setNodescopehook

    public void setNodescopehook(boolean nodeScopeHook)

Sets the NODE_SCOPE_HOOK grammar option.

Parameters:
  `nodeScopeHook` - a `boolean` value.

#### setNodeusesparser

    public void setNodeusesparser(boolean nodeUsesParser)

Sets the NODE_USES_PARSER grammar option.

Parameters:
  `nodeUsesParser` - a `boolean` value.

#### setStatic

    public void setStatic(boolean staticParser)

Sets the STATIC grammar option.

Parameters:
  `staticParser` - a `boolean` value.

#### setVisitor

    public void setVisitor(boolean visitor)

Sets the VISITOR grammar option.

Parameters:
  `visitor` - a `boolean` value.

#### setNodepackage

    public void setNodepackage(java.lang.String nodePackage)

Sets the NODE_PACKAGE grammar option.

Parameters:
  `nodePackage` - the option to use.

#### setVisitorException

    public void setVisitorException(java.lang.String visitorException)

Sets the VISITOR_EXCEPTION grammar option.

Parameters:
  `visitorException` - the option to use.

#### setNodeprefix

    public void setNodeprefix(java.lang.String nodePrefix)

Sets the NODE_PREFIX grammar option.

Parameters:
  `nodePrefix` - the option to use.

#### setOutputdirectory

    public void setOutputdirectory(java.io.File outputDirectory)

The directory to write the generated JavaCC grammar and node files to. If not set, the files are written to the directory containing the grammar file.

Parameters:
  `outputDirectory` - the output directory.

#### setOutputfile

    public void setOutputfile(java.lang.String outputFile)

The outputfile to write the generated JavaCC grammar file to. If not set, the file is written with the same name as the JJTree grammar file with a suffix .jj.

Parameters:
  `outputFile` - the output file name.

#### setTarget

    public void setTarget(java.io.File targetFile)

The jjtree grammar file to process.

Parameters:
  `targetFile` - the grammar file.

#### setJavacchome

    public void setJavacchome(java.io.File javaccHome)

The directory containing the JavaCC distribution.

Parameters:
  `javaccHome` - the directory containing JavaCC.

#### setMaxmemory

    public void setMaxmemory(java.lang.String max)

Corresponds -Xmx.

Parameters:
  `max` - max memory parameter.
Since:
  Ant 1.8.3

#### execute

    public void execute()
                 throws BuildException

Run the task.

Overrides:
  `execute` in class `Task`
Throws:
  `BuildException` - on error.