[Java] Class IO

org.codehaus.groovy.tools.shell.IO

All Implemented Interfaces and Traits:: Closeable

public class IO
extends Object

Container for input/output handles.

Nested Class Summary

Nested classes
Modifiers	Name	Description
`static class`	`IO.Verbosity`	Verbosity for simple logging: QUIET, INFO, VERBOSE, DEBUG

Field Summary

Fields
Modifiers	Name	Description
`boolean`	`ansiSupported`	Whether ansi support is available
`PrintWriter`	`err`	Preferred error output writer.
`OutputStream`	`errorStream`	Raw error output stream.
`Reader`	`in`	Preferred input reader.
`InputStream`	`inputStream`	Raw input stream.
`PrintWriter`	`out`	Preferred output writer.
`OutputStream`	`outputStream`	Raw output stream.

Properties Summary

Properties
Type	Name and description
`IO.Verbosity`	`verbosity`

Constructor Summary

Constructors
Constructor and description
`IO (InputStream inputStream, OutputStream outputStream, OutputStream errorStream)` Construct a new IO container.
`IO ()` Construct a new IO container using system streams.

Methods Summary

Methods
Type Params	Return Type	Name and 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 Verbosity#DEBUG#DEBUG.
	`boolean`	`isInfo()` Check if the verbosity level is set to Verbosity#INFO#INFO.
	`boolean`	`isQuiet()` Check if the verbosity level is set to Verbosity#QUIET#QUIET.
	`boolean`	`isVerbose()` Check if the verbosity level is set to Verbosity#VERBOSE#VERBOSE.
	`void`	`setVerbosity(IO.Verbosity verbosity)` Set the verbosity level.
	`protected PrintWriter`	`tryConstructRenderWriter(OutputStream stream)`

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class Object`	`wait, wait, wait, equals, toString, hashCode, getClass, notify, notifyAll`

Field Detail

public final boolean ansiSupported

Whether ansi support is available

public final PrintWriter err

Preferred error output writer.

public final OutputStream errorStream

Raw error output stream.

public final Reader in

Preferred input reader.

public final InputStream inputStream

Raw input stream.

public final PrintWriter out

Preferred output writer.

public final OutputStream outputStream

Raw output stream.

Property Detail

IO.Verbosity verbosity

Constructor Detail

public IO(InputStream inputStream, OutputStream outputStream, OutputStream errorStream)

Construct a new IO container.

public IO()

Construct a new IO container using system streams.

Method Detail

public void close()

Close all streams.

public void flush()

Flush both output streams.

public IO.Verbosity getVerbosity()

Returns the verbosity level.

public boolean isDebug()

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

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

public boolean isInfo()

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

public boolean isQuiet()

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

public boolean isVerbose()

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

public void setVerbosity(IO.Verbosity verbosity)

Set the verbosity level.

protected PrintWriter tryConstructRenderWriter(OutputStream stream)

© 2003-2020 The Apache Software Foundation
Licensed under the Apache license.
https://docs.groovy-lang.org/2.5.14/html/gapi/org/codehaus/groovy/tools/shell/IO.html