LoggerOutputStream

java.lang.Object
- java.io.OutputStream
- - org.apache.log.util.LoggerOutputStream

public class LoggerOutputStream
extends java.io.OutputStream

Redirect an output stream to a logger. This class is useful to redirect standard output or standard error to a Logger. An example use is

 final LoggerOutputStream outputStream =
     new LoggerOutputStream( logger, Priority.DEBUG );
 final PrintStream output = new PrintStream( outputStream, true );

 System.setOut( output );

Author:: Avalon Development Team, Peter Donald

Field Summary

Fields
Modifier and Type Field Description

private boolean m_closed

private Logger m_logger

private java.lang.StringBuffer m_output

private Priority m_priority

Fields
Modifier and Type	Field	Description
`private boolean`	`m_closed`
`private Logger`	`m_logger`
`private java.lang.StringBuffer`	`m_output`
`private Priority`	`m_priority`

Constructor Summary

Constructors
Constructor	Description
`LoggerOutputStream(Logger logger, Priority priority)`	Construct OutputStreamLogger to write to a particular logger at a particular priority.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private void`	`checkValid()`	Make sure stream is valid.
`void`	`close()`	Shutdown stream.
`void`	`flush()`	Flush data to underlying logger.
`void`	`write(int data)`	Write a single byte of data to output stream.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from class java.io.OutputStream
write, write

- Field Detail
  - m_logger
```
private final Logger m_logger
```
  - m_priority
```
private final Priority m_priority
```
  - m_output
```
private final java.lang.StringBuffer m_output
```
  - m_closed
```
private boolean m_closed
```
- Constructor Detail
  - LoggerOutputStream
```
public LoggerOutputStream(Logger logger,
                          Priority priority)
```
    Construct OutputStreamLogger to write to a particular logger at a particular priority.
    
    Parameters:
    
    logger - the logger to write to
    
    priority - the priority at which to log
- Method Detail
  - close
```
public void close()
           throws java.io.IOException
```
    Shutdown stream.
    
    Overrides:
    
    close in class java.io.OutputStream
    
    Throws:
    
    java.io.IOException - if an error occurs while closing the stream
  - write
```
public void write(int data)
           throws java.io.IOException
```
    Write a single byte of data to output stream.
    
    Specified by:
    
    write in class java.io.OutputStream
    
    Parameters:
    
    data - the byte of data
    
    Throws:
    
    java.io.IOException - if an error occurs
  - flush
```
public void flush()
           throws java.io.IOException
```
    Flush data to underlying logger.
    
    Overrides:
    
    flush in class java.io.OutputStream
    
    Throws:
    
    java.io.IOException - if an error occurs
  - checkValid
```
private void checkValid()
                 throws java.io.IOException
```
    Make sure stream is valid.
    
    Throws:
    
    java.io.IOException - if an error occurs

Class LoggerOutputStream

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from class java.io.OutputStream

Field Detail

m_logger

m_priority

m_output

m_closed

Constructor Detail

LoggerOutputStream

Method Detail

close

write

flush

checkValid