Package org.codehaus.groovy.tools.shell

Class IO

java.lang.Object

org.codehaus.groovy.tools.shell.IO

public class IO
extends java.lang.Object

Container for input/output handles.

Version:

$Id$

Author:

Jason Dillon

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	IO.Verbosity

Field Summary

Fields

Modifier and Type	Field	Description
boolean	ansiSupported	Whether ansi support is available
java.io.PrintWriter	err	Prefered error output writer.
java.io.OutputStream	errorStream	Raw error output stream.
java.io.Reader	in	Prefered input reader.
java.io.InputStream	inputStream	Raw input stream.
java.io.PrintWriter	out	Prefered output writer.
java.io.OutputStream	outputStream	Raw output stream.

Constructor Summary

Constructors

Constructor	Description
IO()	Construct a new IO container using system streams.
IO(java.io.InputStream inputStream, java.io.OutputStream outputStream, java.io.OutputStream errorStream)	Construct a new IO container.

Method Summary

Modifier and Type	Method	Description
void	close()	Close all streams.
void	flush()	Flush both output streams.
IO.Verbosity	getVerbosity()	Returns the verbosity level.
boolean	isDebug()	Check if the verbosity level is set to IO.Verbosity.DEBUG.
boolean	isInfo()	Check if the verbosity level is set to IO.Verbosity.INFO.
boolean	isQuiet()	Check if the verbosity level is set to IO.Verbosity.QUIET.
boolean	isVerbose()	Check if the verbosity level is set to IO.Verbosity.VERBOSE.
void	setVerbosity(IO.Verbosity verbosity)	Set the verbosity level.
protected java.io.PrintWriter	tryConstructRenderWriter(java.io.OutputStream stream)

Methods inherited from class java.lang.Object

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

Field Detail

inputStream

public final java.io.InputStream inputStream

Raw input stream.

outputStream

public final java.io.OutputStream outputStream

Raw output stream.

errorStream

public final java.io.OutputStream errorStream

Raw error output stream.

in

public final java.io.Reader in

Prefered input reader.

out

public final java.io.PrintWriter out

Prefered output writer.

err

public final java.io.PrintWriter err

Prefered error output writer.

ansiSupported

public final boolean ansiSupported

Whether ansi support is available

Constructor Detail

IO

public IO(java.io.InputStream inputStream,
          java.io.OutputStream outputStream,
          java.io.OutputStream errorStream)

Construct a new IO container.

IO

public IO()

Construct a new IO container using system streams.

Method Detail

tryConstructRenderWriter

protected java.io.PrintWriter tryConstructRenderWriter(java.io.OutputStream stream)

setVerbosity

public void setVerbosity(IO.Verbosity verbosity)

Set the verbosity level.

getVerbosity

public IO.Verbosity getVerbosity()

Returns the verbosity level.

isQuiet

public boolean isQuiet()

Check if the verbosity level is set to IO.Verbosity.QUIET.

isInfo

public boolean isInfo()

Check if the verbosity level is set to IO.Verbosity.INFO.

isVerbose

public boolean isVerbose()

Check if the verbosity level is set to IO.Verbosity.VERBOSE.

isDebug

public boolean isDebug()

Check if the verbosity level is set to IO.Verbosity.DEBUG.

For general usage, when debug output is required, it is better to use the logging facility instead.

flush

public void flush()
           throws java.io.IOException

Flush both output streams.

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Close all streams.

Throws:

java.io.IOException