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## org.apache.tools.ant.taskdefs.optional.metamata
Class MParse

    java.lang.Object
      |
      +--org.apache.tools.ant.ProjectComponent
            |
            +--org.apache.tools.ant.Task
                  |
                  +--org.apache.tools.ant.taskdefs.optional.metamata.AbstractMetamataTask
                        |
                        +--org.apache.tools.ant.taskdefs.optional.metamata.MParse

public class MParse
extends AbstractMetamataTask

Simple Metamata MParse task. Based on the original written by Thomas Haas. This version was written for Metamata 2.0 available at http://www.metamata.com

To do:
  make a subclass of AbstractMetaMataTask

Field Summary

Fields inherited from class org.apache.tools.ant.taskdefs.optional.metamata.AbstractMetamataTask
`classPath, cmdl, fileSets, includedFiles, metamataHome, optionsFile, sourcePath`

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
`MParse()`

Method Summary
`protected void` | `_execute(ExecuteStreamHandler handler)` execute the process with a specific handler
`protected void` | `checkOptions()` validate options set and resolve files and paths
`protected void` | `cleanUp()` clean up all the mess that we did with temporary objects
`protected ExecuteStreamHandler` | `createStreamHandler()` return the default stream handler for this task
`void` | `execute()` execute the command line
`protected void` | `generateOptionsFile(java.io.File tofile, java.lang.String[] options)` write all options to a file with one option / line
`protected java.io.File[]` | `getMetamataLibs()` return an array of files containing the path to the needed libraries to run metamata.
`protected java.util.Vector` | `getOptions()` return all options of the command line as string elements
`void` | `setCleanup(boolean value)` Remove the intermediate Sun JavaCC file ; optional, default false.
`void` | `setDebugparser(boolean flag)` set parser debug mode; optional, default false
`void` | `setDebugscanner(boolean flag)` set scanner debug mode; optional, default false
`void` | `setTarget(java.io.File target)` The .jj file to process; required.
`protected void` | `setUp()` check the options and build the command line
`void` | `setVerbose(boolean flag)` set verbose mode

Methods inherited from class org.apache.tools.ant.taskdefs.optional.metamata.AbstractMetamataTask
`addAllVector, addFileSet, createClasspath, createJvmarg, createSourcepath, createTmpFile, execute0, generateOptionsFile, getFileMapping, getMetamataJar, scanSources, scanSources, setHome, setMaxmemory, setMetamatahome`

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

### MParse

    public MParse()

Method Detail

### setTarget

    public void setTarget(java.io.File target)

  The .jj file to process; required.

### setVerbose

    public void setVerbose(boolean flag)

  set verbose mode

### setDebugscanner

    public void setDebugscanner(boolean flag)

  set scanner debug mode; optional, default false

### setDebugparser

    public void setDebugparser(boolean flag)

  set parser debug mode; optional, default false

### setCleanup

    public void setCleanup(boolean value)

  Remove the intermediate Sun JavaCC file ; optional, default false.

### execute

    public void execute()
                 throws BuildException

  execute the command line

  Overrides:
    `execute` in class `AbstractMetamataTask`
  Throws:
    `BuildException` - if something goes wrong with the build

### createStreamHandler

    protected ExecuteStreamHandler createStreamHandler()

  return the default stream handler for this task

  Specified by:
    `createStreamHandler` in class `AbstractMetamataTask`

### setUp

    protected void setUp()
                  throws BuildException

  check the options and build the command line

  Overrides:
    `setUp` in class `AbstractMetamataTask`
    `BuildException`

### _execute

    protected void _execute(ExecuteStreamHandler handler)
                     throws BuildException

  execute the process with a specific handler

    `BuildException`

### cleanUp

    protected void cleanUp()

  clean up all the mess that we did with temporary objects

  Overrides:
    `cleanUp` in class `AbstractMetamataTask`

### getMetamataLibs

    protected java.io.File[] getMetamataLibs()

  return an array of files containing the path to the needed libraries to run metamata. The file are not checked for existence. You should do this yourself if needed or simply let the forked process do it for you.

  Returns:
    array of jars/zips needed to run metamata.

### checkOptions

    protected void checkOptions()
                         throws BuildException

  validate options set and resolve files and paths

  Overrides:
    `checkOptions` in class `AbstractMetamataTask`
  Throws:
    `BuildException` - thrown if an option has an incorrect state.

### getOptions

    protected java.util.Vector getOptions()

  return all options of the command line as string elements

  Specified by:
    `getOptions` in class `AbstractMetamataTask`
  Returns:
    an array of options corresponding to the setted options.

### generateOptionsFile

    protected void generateOptionsFile(java.io.File tofile,
                                       java.lang.String[] options)
                                throws BuildException

  write all options to a file with one option / line

  Parameters:
    `tofile` - the file to write the options to.
    `options` - the array of options element to write to the file.
  Throws:
    `BuildException` - thrown if there is a problem while writing to the file.

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