com.saxonica.codegen
Class SubstringCompiler

java.lang.Object
  extended by com.saxonica.codegen.ExpressionCompiler
      extended by com.saxonica.codegen.SingletonExpressionCompiler
          extended by com.saxonica.codegen.SubstringCompiler

public class SubstringCompiler
extends SingletonExpressionCompiler

Generate Java code to implement the XPath translate() function


Constructor Summary
SubstringCompiler()
           
 
Method Summary
 String compileToItem(CompilerService compiler, Expression expr)
          Generate Java code to evaluate the expression as an Item
 
Methods inherited from class com.saxonica.codegen.SingletonExpressionCompiler
compilePush, compileToCharSequence, compileToEffectiveBooleanValue, compileToIterator
 
Methods inherited from class com.saxonica.codegen.ExpressionCompiler
compileAsLoop, compileToValueRepresentation
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SubstringCompiler

public SubstringCompiler()
Method Detail

compileToItem

public String compileToItem(CompilerService compiler,
                            Expression expr)
Description copied from class: ExpressionCompiler
Generate Java code to evaluate the expression as an Item

Specified by:
compileToItem in class ExpressionCompiler
Parameters:
compiler - the compiler service
expr - the expression to be compiled
Returns:
a simple Java expression (usually the name of a variable that has been declared) which will be of class Item, and which will hold the value of the expression at run-time (or hold null, representing an empty sequence).


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