gnu.expr
Class TryExp

java.lang.Object
  gnu.mapping.Procedure
      gnu.mapping.Procedure0
          gnu.expr.Expression
              gnu.expr.TryExp

All Implemented Interfaces:

Named, Printable

public class TryExp
extends Expression

This class represents try/catch/finally.

Field Summary

Fields inherited from class gnu.expr.Expression

flags, NEXT_AVAIL_FLAG, noExpressions

Constructor Summary

TryExp(Expression try_clause, Expression finally_clause)

Method Summary

void	compile(Compilation comp, Target target)
java.lang.Object	eval(Environment env)
CatchClause	getCatchClauses()
void	print(OutPort ps)
void	setCatchClauses(CatchClause catch_clauses)
protected Expression	walk(ExpWalker walker)
protected void	walkChildren(ExpWalker walker)

Methods inherited from class gnu.expr.Expression

apply, apply0, compile, compileButFirst, compileNotePosition, compileWithPosition, compileWithPosition, eval, getColumn, getFile, getFlag, getFlags, getLine, getType, makeWhile, match0, print, printLineColumn, setFile, setFlag, setFlag, setLine, setLine, setLine, setLine

Methods inherited from class gnu.mapping.Procedure0

apply1, apply2, apply3, apply4, applyN, numArgs

Methods inherited from class gnu.mapping.Procedure

apply, check0, check1, check2, check3, check4, checkArgCount, checkN, getName, getProperty, getSetter, getSymbol, match1, match2, match3, match4, matchN, maxArgs, minArgs, name, removeProperty, set0, set1, setN, setName, setProperty, setProperty, setSetter, setSymbol, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TryExp

public TryExp(Expression try_clause,
              Expression finally_clause)

Method Detail

getCatchClauses

public final CatchClause getCatchClauses()

setCatchClauses

public final void setCatchClauses(CatchClause catch_clauses)

eval

public java.lang.Object eval(Environment env)
                      throws java.lang.Throwable

Overrides:

eval in class Expression

Throws:

java.lang.Throwable

compile

public void compile(Compilation comp,
                    Target target)

Specified by:

compile in class Expression

walk

protected Expression walk(ExpWalker walker)

Overrides:

walk in class Expression

walkChildren

protected void walkChildren(ExpWalker walker)

Overrides:

walkChildren in class Expression

print

public void print(OutPort ps)

Specified by:

print in class Expression