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java.lang.Objectorg.apache.tools.ant.ProjectComponent
org.apache.tools.ant.Task
org.apache.tools.ant.taskdefs.Patch
public class Patch
Patches a file by applying a 'diff' file to it; requires "patch" to be on the execution path.
| 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 | |
|---|---|
| Patch() | |
| Method Summary | |
|---|---|
|  void | execute()execute patch | 
|  void | setBackups(boolean backups)flag to create backups; optional, default=false | 
|  void | setDestfile(java.io.File file)The name of a file to send the output to, instead of patching the file(s) in place; optional. | 
|  void | setDir(java.io.File directory)The directory to run the patch command in, defaults to the project's base directory. | 
|  void | setFailOnError(boolean value)If true, stop the build process if the patch command
 exits with an error status. | 
|  void | setIgnorewhitespace(boolean ignore)flag to ignore whitespace differences; default=false | 
|  void | setOriginalfile(java.io.File file)The file to patch; optional if it can be inferred from the diff file | 
|  void | setPatchfile(java.io.File file)The file containing the diff output; required. | 
|  void | setQuiet(boolean q)Work silently unless an error occurs; optional, default=false | 
|  void | setReverse(boolean r)Assume patch was created with old and new files swapped; optional, default=false | 
|  void | setStrip(int num)Strip the smallest prefix containing num leading slashes from filenames. | 
| 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 | 
|---|
public Patch()
| Method Detail | 
|---|
public void setOriginalfile(java.io.File file)
file - the file to patchpublic void setDestfile(java.io.File file)
file - the file to send the output topublic void setPatchfile(java.io.File file)
file - the file containing the diff outputpublic void setBackups(boolean backups)
backups - if true create backupspublic void setIgnorewhitespace(boolean ignore)
ignore - if true ignore whitespace differences
public void setStrip(int num)
              throws BuildException
patch's -p option.
num - number of lines to strip
BuildException - if num is < 0, or other errorspublic void setQuiet(boolean q)
q - if true suppress set the -s option on the patch commandpublic void setReverse(boolean r)
r - if true set the -R option on the patch commandpublic void setDir(java.io.File directory)
directory - the directory to run the patch command inpublic void setFailOnError(boolean value)
true, stop the build process if the patch command
 exits with an error status.
value - true if it should halt, otherwise
 false. The default is false.
public void execute()
             throws BuildException
execute in class TaskBuildException - when it all goes a bit pear shaped| 
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