com.alexecollins.docker.orchestration.util

Class TokenReplacingReader

java.lang.Object

java.io.Reader

com.alexecollins.docker.orchestration.util.TokenReplacingReader

All Implemented Interfaces:

Closeable, Readable

public class TokenReplacingReader
extends Reader

A token replacing reader which replaces tokens of the form ${tokenName}. The replacement value is provided by an implementation of the interface TokenResolver.

Origin: http://tutorials.jenkov.com/java-howto/replace-strings-in-streams-arrays-files.html

Author:

Jakob Jenkov

Field Summary

Fields

Modifier and Type	Field and Description
protected PushbackReader	pushbackReader
protected StringBuilder	tokenNameBuffer
protected TokenResolver	tokenResolver
protected String	tokenValue
protected int	tokenValueIndex

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
TokenReplacingReader(Reader source, TokenResolver resolver)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	mark(int readAheadLimit)
boolean	markSupported()
int	read()
int	read(char[] cbuf)
int	read(char[] cbuf, int off, int len)
int	read(CharBuffer target)
boolean	ready()
void	reset()
long	skip(long n)

Methods inherited from class java.lang.Object

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

Field Detail

pushbackReader

protected PushbackReader pushbackReader

tokenResolver

protected TokenResolver tokenResolver

tokenNameBuffer

protected StringBuilder tokenNameBuffer

tokenValue

protected String tokenValue

tokenValueIndex

protected int tokenValueIndex

Constructor Detail

TokenReplacingReader

public TokenReplacingReader(Reader source,
                    TokenResolver resolver)

Method Detail

read

public int read(CharBuffer target)
         throws IOException

Specified by:

read in interface Readable

Overrides:

read in class Reader

Throws:

IOException

read

public int read()
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(char[] cbuf)
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(char[] cbuf,
       int off,
       int len)
         throws IOException

Specified by:

read in class Reader

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in class Reader

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class Reader

Throws:

IOException

ready

public boolean ready()
              throws IOException

Overrides:

ready in class Reader

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class Reader

mark

public void mark(int readAheadLimit)
          throws IOException

Overrides:

mark in class Reader

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class Reader

Throws:

IOException