de.intarsys.tools.reader

Class DirectTagReader

java.lang.Object

java.io.Reader

java.io.FilterReader

de.intarsys.tools.reader.DirectTagReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

Direct Known Subclasses:

EntityDecoder

public class DirectTagReader
extends FilterReader

A Reader that is aware of embedded tags. An example is processing a JSP page, where java is embededd using "<%...%>". After recognizing such a tag, the associated IDirectTagHandler is informed to handle the tag. After handling, the result of the IDirectTagHandler is streamd as a replacement for the tag itself. After streaming the processed tag content, reading the input continues as normal.

Field Summary

Fields

Modifier and Type	Field and Description
static Map	DefaultEscapeMap
static char	ESCAPE_CHARACTER

Constructor Summary

Constructors

Constructor and Description
DirectTagReader(Reader pReader, IDirectTagHandler handler, Object context)
DirectTagReader(Reader pReader, IDirectTagHandler handler, Object context, boolean escape)

Method Summary

Methods

Modifier and Type	Method and Description
static String	escape(String value)
Object	getResolvedObject()
boolean	hasResolvedObject()
boolean	isForceToString()
int	read() Read a character until we encounter a tag.
int	read(char[] cbuf, int off, int len)
void	setEndTag(String tag)
void	setForceToString(boolean forceToString)
void	setResolvedObject(Object resolvedObject)
void	setStartTag(String tag)

Methods inherited from class java.io.FilterReader

close, mark, markSupported, ready, reset, skip

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

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

Field Detail

DefaultEscapeMap

public static final Map DefaultEscapeMap

ESCAPE_CHARACTER

public static final char ESCAPE_CHARACTER

See Also:

Constant Field Values

Constructor Detail

DirectTagReader

public DirectTagReader(Reader pReader,
               IDirectTagHandler handler,
               Object context)

DirectTagReader

public DirectTagReader(Reader pReader,
               IDirectTagHandler handler,
               Object context,
               boolean escape)

Method Detail

escape

public static String escape(String value)

getResolvedObject

public Object getResolvedObject()

hasResolvedObject

public boolean hasResolvedObject()

isForceToString

public boolean isForceToString()

read

public int read()
         throws IOException

Read a character until we encounter a tag.

Overrides:

read in class FilterReader

Throws:

IOException

See Also:

Reader.read()

read

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

Overrides:

read in class FilterReader

Throws:

IOException

setEndTag

public void setEndTag(String tag)

setForceToString

public void setForceToString(boolean forceToString)

setResolvedObject

public void setResolvedObject(Object resolvedObject)

setStartTag

public void setStartTag(String tag)