soot.validation.TrapsValidator Maven / Gradle / Ivy
package soot.validation;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 1997 - 2018 Raja Vallée-Rai and others
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import java.util.List;
import soot.Body;
import soot.PatchingChain;
import soot.Trap;
import soot.Unit;
public enum TrapsValidator implements BodyValidator {
INSTANCE;
public static TrapsValidator v() {
return INSTANCE;
}
@Override
/** Verifies that the begin, end and handler units of each trap are in this body. */
public void validate(Body body, List exception) {
PatchingChain units = body.getUnits();
for (Trap t : body.getTraps()) {
if (!units.contains(t.getBeginUnit())) {
exception.add(new ValidationException(t.getBeginUnit(), "begin not in chain" + " in " + body.getMethod()));
}
if (!units.contains(t.getEndUnit())) {
exception.add(new ValidationException(t.getEndUnit(), "end not in chain" + " in " + body.getMethod()));
}
if (!units.contains(t.getHandlerUnit())) {
exception.add(new ValidationException(t.getHandlerUnit(), "handler not in chain" + " in " + body.getMethod()));
}
}
}
@Override
public boolean isBasicValidator() {
return true;
}
}