Package org.apache.tools.ant

# Class NoBannerLogger

java.lang.Object
org.apache.tools.ant.DefaultLogger
org.apache.tools.ant.NoBannerLogger

All Implemented Interfaces:
  `EventListener`, `BuildListener`, `BuildLogger`

Direct Known Subclasses:
  `SimpleBigProjectLogger`

public class NoBannerLogger extends DefaultLogger
Extends DefaultLogger to strip out empty targets.

## Field Summary

Fields
Modifier and Type
Field
Description
`protected String`
`targetName`
Name of the current target, if it should be displayed on the next message.

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

`emacsMode, err, LEFT_COLUMN_SIZE, lSep, msgOutputLevel, out`

## Constructor Summary

Constructors
Constructor
Description
`NoBannerLogger()`
Sole constructor.

## Method Summary

Modifier and Type
Method
Description
`protected String`
`extractTargetName(BuildEvent event)`
Override point, extract the target name
`void`
`messageLogged(BuildEvent event)`
Logs a message for a target if it is of an appropriate priority, also logging the name of the target if this is the first message which needs to be logged for the target.
`void`
`targetFinished(BuildEvent event)`
Resets the current target name to `null`.
`void`
`targetStarted(BuildEvent event)`
Notes the name of the target so it can be logged if it generates any messages.

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

`buildFinished, buildStarted, extractProjectName, formatTime, getBuildFailedMessage, getBuildSuccessfulMessage, getMessageOutputLevel, getTimestamp, log, printMessage, setEmacsMode, setErrorPrintStream, setMessageOutputLevel, setOutputPrintStream, taskFinished, taskStarted`

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

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

## Field Details

### targetName

protected String targetName
Name of the current target, if it should be displayed on the next message. This is set when a target starts building, and reset to `null` after the first message for the target is logged.

## Constructor Details

### NoBannerLogger

public NoBannerLogger()
Sole constructor.

## Method Details

### targetStarted

public void targetStarted(BuildEvent event)
Notes the name of the target so it can be logged if it generates any messages.

Specified by:
  `targetStarted` in interface `BuildListener`
Overrides:
  `targetStarted` in class `DefaultLogger`
Parameters:
  `event` - A BuildEvent containing target information. Must not be `null`.
See Also:
  - `BuildEvent.getTarget()`

### extractTargetName

protected String extractTargetName(BuildEvent event)
Override point, extract the target name

Parameters:
  `event` - the event to work on
Returns:
  the target name to print
Since:
  Ant1.7.1

### targetFinished

public void targetFinished(BuildEvent event)
Resets the current target name to `null`.

Specified by:
  `targetFinished` in interface `BuildListener`
Overrides:
  `targetFinished` in class `DefaultLogger`
Parameters:
  `event` - Ignored in this implementation.
See Also:
  - `BuildEvent.getException()`

### messageLogged

public void messageLogged(BuildEvent event)
Logs a message for a target if it is of an appropriate priority, also logging the name of the target if this is the first message which needs to be logged for the target.

Specified by:
  `messageLogged` in interface `BuildListener`
Overrides:
  `messageLogged` in class `DefaultLogger`
Parameters:
  `event` - A BuildEvent containing message information. Must not be `null`.
See Also:
  - `BuildEvent.getMessage()`
  - `BuildEvent.getException()`
  - `BuildEvent.getPriority()`