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/*******************************************************************************
* Copyright (c) 2004 INRIA.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* Contributors:
* Frederic Jouault (INRIA) - initial API and implementation
*******************************************************************************/
package org.eclipse.m2m.atl.engine.vm.nativelib;
import org.eclipse.m2m.atl.engine.vm.StackFrame;
/**
* @author <a href="mailto:frederic.jouault@univ-nantes.fr">Frederic Jouault</a>
*/
public class ASMBoolean extends ASMOclAny {
public static ASMOclType myType = new ASMOclSimpleType("Boolean", getOclAnyType());
public ASMBoolean(boolean s) {
super(myType);
this.s = s;
}
public String toString() {
return "" + s;
}
public boolean getSymbol() {
return s;
}
public int hashCode() {
return s ? 1 : 0;
}
public boolean equals(Object o) {
return (o instanceof ASMBoolean) && (((ASMBoolean)o).s == s);
}
// Native Operations below
public static ASMBoolean not(StackFrame frame, ASMBoolean self) {
return new ASMBoolean(!self.s);
}
public static ASMBoolean and(StackFrame frame, ASMBoolean self, ASMBoolean o) {
return new ASMBoolean(self.s && o.s);
}
public static ASMBoolean or(StackFrame frame, ASMBoolean self, ASMBoolean o) {
return new ASMBoolean(self.s || o.s);
}
public static ASMBoolean xor(StackFrame frame, ASMBoolean self, ASMBoolean o) {
return new ASMBoolean(self.s ^ o.s);
}
public static ASMBoolean implies(StackFrame frame, ASMBoolean self, ASMBoolean o) {
return new ASMBoolean((!self.s) || (self.s && o.s));
}
public static ASMString toString(StackFrame frame, ASMBoolean self) {
return new ASMString(self.s ? "true" : "false");
}
private boolean s;
}
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