Package org.apache.tools.ant.types.mappers

# Class FilterMapper

java.lang.Object
org.apache.tools.ant.ProjectComponent
org.apache.tools.ant.types.DataType
org.apache.tools.ant.types.FilterChain
org.apache.tools.ant.types.mappers.FilterMapper

All Implemented Interfaces:
  `Cloneable`, `FileNameMapper`

public class FilterMapper extends FilterChain implements FileNameMapper
This is a FileNameMapper based on a FilterChain.

- ## Field Summary

  ### Fields inherited from class org.apache.tools.ant.types.DataType

  `checked, ref`

  ### Fields inherited from class org.apache.tools.ant.ProjectComponent

  `description, location, project`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `FilterMapper()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `String[]`
  `mapFileName​(String sourceFileName)`
  Return the result of the filters on the sourcefilename.
  `void`
  `setFrom​(String from)`
  From attribute not supported.
  `void`
  `setTo​(String to)`
  From attribute not supported.

  ### Methods inherited from class org.apache.tools.ant.types.FilterChain

  `add, addClassConstants, addContainsRegex, addDeleteCharacters, addEscapeUnicode, addExpandProperties, addFilterReader, addHeadFilter, addIgnoreBlank, addLineContains, addLineContainsRegExp, addPrefixLines, addReplaceRegex, addReplaceString, addReplaceTokens, addStripJavaComments, addStripLineBreaks, addStripLineComments, addSuffixLines, addTabsToSpaces, addTailFilter, addTokenFilter, addTrim, dieOnCircularReference, getFilterReaders, setRefid`

  ### Methods inherited from class org.apache.tools.ant.types.DataType

  `checkAttributesAllowed, checkChildrenAllowed, circularReference, clone, dieOnCircularReference, dieOnCircularReference, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getDataTypeName, getRefid, invokeCircularReferenceCheck, isChecked, isReference, noChildrenAllowed, pushAndInvokeCircularReferenceCheck, setChecked, tooManyAttributes, toString`

  ### Methods inherited from class org.apache.tools.ant.ProjectComponent

  `getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject`

  ### Methods inherited from class java.lang.Object

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

- ## Constructor Details

  - ### FilterMapper

    public FilterMapper()

- ## Method Details

  - ### setFrom

    public void setFrom​(String from)
    From attribute not supported.
    Specified by:
      `setFrom` in interface `FileNameMapper`
    Parameters:
      `from` - a string
    Throws:
      `BuildException` - always

  - ### setTo

    public void setTo​(String to)
    From attribute not supported.
    Specified by:
      `setTo` in interface `FileNameMapper`
    Parameters:
      `to` - a string
    Throws:
      `BuildException` - always

  - ### mapFileName

    public String[] mapFileName​(String sourceFileName)
    Return the result of the filters on the sourcefilename.
    Specified by:
      `mapFileName` in interface `FileNameMapper`
    Parameters:
      `sourceFileName` - the filename to map
    Returns:
      a one-element array of converted filenames, or null if the filterchain returns an empty string.