org.apache.taglibs.io
Class TransformerTagSupport
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.tagext.BodyTagSupport
org.apache.taglibs.io.AbstractBodyTag
org.apache.taglibs.io.TransformerTagSupport
- All Implemented Interfaces:
- javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, PipeConsumer, java.io.Serializable, javax.servlet.jsp.tagext.Tag
- Direct Known Subclasses:
- PipeTag
- public abstract class TransformerTagSupport
- extends AbstractBodyTag
- implements PipeConsumer
An abstract base class for a text based transformation tags which take some
input and produces some output. Both input and output can be specified via
attributes and scriplet expressions or via contained 'pipeline aware' tags.
- Version:
- $Revision$
- Author:
- James Strachan
- See Also:
- Serialized Form
Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport |
bodyContent |
Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
id, pageContext |
Fields inherited from interface javax.servlet.jsp.tagext.BodyTag |
EVAL_BODY_BUFFERED, EVAL_BODY_TAG |
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag |
EVAL_BODY_AGAIN |
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport |
doEndTag, doInitBody, getBodyContent, getPreviousOut, setBodyContent |
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface javax.servlet.jsp.tagext.Tag |
getParent, setPageContext, setParent |
CLOSE_READER
protected static final boolean CLOSE_READER
- See Also:
- Constant Field Values
TransformerTagSupport
public TransformerTagSupport()
doStartTag
public int doStartTag()
throws javax.servlet.jsp.JspException
- Specified by:
doStartTag
in interface javax.servlet.jsp.tagext.Tag
- Throws:
javax.servlet.jsp.JspException
doAfterBody
public int doAfterBody()
throws javax.servlet.jsp.JspException
- Specified by:
doAfterBody
in interface javax.servlet.jsp.tagext.IterationTag
- Throws:
javax.servlet.jsp.JspException
release
public void release()
- Specified by:
release
in interface javax.servlet.jsp.tagext.Tag
setReader
public void setReader(java.io.Reader reader)
- Specified by:
setReader
in interface PipeConsumer
setWriter
public void setWriter(java.io.Writer writer)
getConsumer
protected PipeConsumer getConsumer()
transform
protected abstract void transform(java.io.Reader reader,
java.io.Writer writer)
throws java.io.IOException,
javax.servlet.jsp.JspException
- Perform some arbitrary transformation
- Throws:
java.io.IOException
javax.servlet.jsp.JspException
Copyright ? 2000-2004 The Apache Software Foundation. All Rights Reserved.