Package 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';

Constructor Summary

Constructors

Constructor	Description
SOTSExpression2(java.lang.String exp)

Method Summary

Modifier and Type	Method	Description
ASMOclAny	exec(StackFrame frame, ASMTuple args)

Methods inherited from class java.lang.Object

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

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