org.eclipse.m2m.atl.engine.vm.nativelib
Class SOTSExpression2

java.lang.Object
  org.eclipse.m2m.atl.engine.vm.nativelib.SOTSExpression2

public class SOTSExpression2
extends java.lang.Object

Simple query language evaluator. This is used in the present version of the compiler. Recognized grammar: exp ::= (simpleExp '+' exp) | simpleExp | INT | STRING | ('(' exp ')') simpleExp ::= '$' varName:IDENT ('.' propName:IDENT ('(' ')')? ('[' ("ISA" '(' mname:IDENT '!' mename:IDENT ')') | (propName:IDENT '=' value:exp) | (index:exp) ']')*)* (',' default:exp)?; IDENT ::= [A-Za-z_][A-Za-z0-9_]*; VALUE ::= STRING | INT; STRING ::= '[^']'; INT ::= [0-9]+; SKIP ::= ' ' | '\t' | '\n' | '\r';

Field Summary

protected static java.util.logging.Logger

logger

Constructor Summary

SOTSExpression2(java.lang.String exp)

Method Summary

ASMOclAny

exec(StackFrame frame, ASMTuple args)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static java.util.logging.Logger logger

Constructor Detail

SOTSExpression2

public SOTSExpression2(java.lang.String exp)

Method Detail

exec

public ASMOclAny exec(StackFrame frame,
                      ASMTuple args)
               throws java.io.IOException

Throws:

java.io.IOException