org.apache.jasper.compiler
Class TagBeginGenerator

java.lang.Object
  |
  +--org.apache.jasper.compiler.GeneratorBase
        |
        +--org.apache.jasper.compiler.TagGeneratorBase
              |
              +--org.apache.jasper.compiler.TagBeginGenerator
All Implemented Interfaces:
Generator, ServiceMethodPhase

public class TagBeginGenerator
extends org.apache.jasper.compiler.TagGeneratorBase
implements ServiceMethodPhase

Custom tag support.

Author:
Anil K. Vijendran, Danno Ferrin

Field Summary
protected  JspCompilationContext ctxt
           
 
Constructor Summary
TagBeginGenerator(Mark start, java.lang.String prefix, java.lang.String shortTagName, org.xml.sax.Attributes attrs, javax.servlet.jsp.tagext.TagLibraryInfo tli, javax.servlet.jsp.tagext.TagInfo ti, TagLibraries libraries, java.util.Stack tagHandlerStack, java.util.Hashtable tagVarNumbers, boolean hasBody, boolean isXml)
           
 
Method Summary
 java.lang.String convertString(java.lang.Class c, java.lang.String s, ServletWriter writer, java.lang.String attrName, java.lang.Class propertyEditorClass)
           
protected  void declareVariables(ServletWriter writer, javax.servlet.jsp.tagext.VariableInfo[] vi, javax.servlet.jsp.tagext.TagVariableInfo[] tvi, javax.servlet.jsp.tagext.TagData tagData, boolean declare, boolean update, int scope)
           
 void generate(ServletWriter writer, java.lang.Class phase)
           
 boolean generateCoordinates(java.lang.Class phase)
           
 void generateServiceMethodStatements(ServletWriter writer)
           
protected  java.lang.String getTagVarName(java.lang.String prefix, java.lang.String shortTagName)
          Return a tag variable name from the given prefix and shortTagName.
 void init(JspCompilationContext ctxt)
           
protected  void setTagHandlerStack(java.util.Stack tagHandlerStack)
          Sets the tag handler nesting stack for the current page.
protected  void setTagVarNumbers(java.util.Hashtable tagVarNumbers)
          Sets the tag variable number repository for the current page.
protected  void tagBegin(org.apache.jasper.compiler.TagGeneratorBase.TagVariableData tvd)
           
protected  org.apache.jasper.compiler.TagGeneratorBase.TagVariableData tagEnd()
           
protected  org.apache.jasper.compiler.TagGeneratorBase.TagVariableData topTag()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

ctxt

protected JspCompilationContext ctxt
Constructor Detail

TagBeginGenerator

public TagBeginGenerator(Mark start,
                         java.lang.String prefix,
                         java.lang.String shortTagName,
                         org.xml.sax.Attributes attrs,
                         javax.servlet.jsp.tagext.TagLibraryInfo tli,
                         javax.servlet.jsp.tagext.TagInfo ti,
                         TagLibraries libraries,
                         java.util.Stack tagHandlerStack,
                         java.util.Hashtable tagVarNumbers,
                         boolean hasBody,
                         boolean isXml)
                  throws JasperException
Method Detail

init

public void init(JspCompilationContext ctxt)
          throws JasperException
Specified by:
init in interface Generator
Overrides:
init in class org.apache.jasper.compiler.GeneratorBase
JasperException

convertString

public java.lang.String convertString(java.lang.Class c,
                                      java.lang.String s,
                                      ServletWriter writer,
                                      java.lang.String attrName,
                                      java.lang.Class propertyEditorClass)
                               throws JasperException
JasperException

generateServiceMethodStatements

public void generateServiceMethodStatements(ServletWriter writer)
                                     throws JasperException
JasperException

generate

public void generate(ServletWriter writer,
                     java.lang.Class phase)
              throws JasperException
Specified by:
generate in interface Generator
JasperException

setTagHandlerStack

protected void setTagHandlerStack(java.util.Stack tagHandlerStack)
Sets the tag handler nesting stack for the current page. Called when an instance is created.


setTagVarNumbers

protected void setTagVarNumbers(java.util.Hashtable tagVarNumbers)
Sets the tag variable number repository for the current page. Called when an instance is created.


tagBegin

protected void tagBegin(org.apache.jasper.compiler.TagGeneratorBase.TagVariableData tvd)

tagEnd

protected org.apache.jasper.compiler.TagGeneratorBase.TagVariableData tagEnd()

topTag

protected org.apache.jasper.compiler.TagGeneratorBase.TagVariableData topTag()

getTagVarName

protected java.lang.String getTagVarName(java.lang.String prefix,
                                         java.lang.String shortTagName)
Return a tag variable name from the given prefix and shortTagName. Not all NMTOKEN's are legal Java identifiers, since they may contain '-', '.', or ':'. We use the following mapping: substitute '-' with "$1", '.' with "$2", and ':' with "$3".


declareVariables

protected void declareVariables(ServletWriter writer,
                                javax.servlet.jsp.tagext.VariableInfo[] vi,
                                javax.servlet.jsp.tagext.TagVariableInfo[] tvi,
                                javax.servlet.jsp.tagext.TagData tagData,
                                boolean declare,
                                boolean update,
                                int scope)

generateCoordinates

public boolean generateCoordinates(java.lang.Class phase)
Specified by:
generateCoordinates in interface Generator


Copyright 2000 Apache Software Foundation. All Rights Reserved.