org.apache.jasper.compiler
Class Compiler

java.lang.Object
  extended by org.apache.jasper.compiler.Compiler

public class Compiler
extends Object

Main JSP compiler class.

Author:
Anil K. Vijendran, Mandar Raje, Pierre Delisle, Kin-man Chung, Remy Maucherat, Mark Roth

Field Summary
protected  JspCompilationContext ctxt
           
 
Constructor Summary
Compiler(JspCompilationContext ctxt, JspServletWrapper jsw)
           
Compiler(JspCompilationContext ctxt, JspServletWrapper jsw, boolean jspcMode)
           
 
Method Summary
 void compile(boolean compileClass)
          Compile the jsp file from the current engine context.
 JspCompilationContext getCompilationContext()
           
 ErrorDispatcher getErrorDispatcher()
          Gets the error dispatcher.
 PageInfo getPageInfo()
          Gets the info about the page under compilation
 boolean isOutDated()
          This is a protected method intended to be overridden by subclasses of Compiler.
 boolean isOutDated(boolean checkClass)
          Determine if a compilation is necessary by checking the time stamp of the JSP page with that of the corresponding .class or .java file.
 void removeGeneratedClassFiles()
           
 void removeGeneratedFiles()
          Remove generated files
 void setPageInfo(PageInfo pageInfo)
          Sets the info about the page under compilation
 
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

Compiler

public Compiler(JspCompilationContext ctxt,
                JspServletWrapper jsw)

Compiler

public Compiler(JspCompilationContext ctxt,
                JspServletWrapper jsw,
                boolean jspcMode)
Method Detail

compile

public void compile(boolean compileClass)
             throws FileNotFoundException,
                    JasperException,
                    Exception
Compile the jsp file from the current engine context. As an side- effect, tag files that are referenced by this page are also compiled.

Parameters:
compileClass - If true, generate both .java and .class file If false, generate only .java file
Throws:
FileNotFoundException
JasperException
Exception

isOutDated

public boolean isOutDated()
This is a protected method intended to be overridden by subclasses of Compiler. This is used by the compile method to do all the compilation.


isOutDated

public boolean isOutDated(boolean checkClass)
Determine if a compilation is necessary by checking the time stamp of the JSP page with that of the corresponding .class or .java file. If the page has dependencies, the check is also extended to its dependeants, and so on. This method can by overidden by a subclasses of Compiler.

Parameters:
checkClass - If true, check against .class file, if false, check against .java file.

getErrorDispatcher

public ErrorDispatcher getErrorDispatcher()
Gets the error dispatcher.


getPageInfo

public PageInfo getPageInfo()
Gets the info about the page under compilation


setPageInfo

public void setPageInfo(PageInfo pageInfo)
Sets the info about the page under compilation


getCompilationContext

public JspCompilationContext getCompilationContext()

removeGeneratedFiles

public void removeGeneratedFiles()
Remove generated files


removeGeneratedClassFiles

public void removeGeneratedClassFiles()


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