checker.src.org.checkerframework.checker.nullness.KeyForAnalysis Maven / Gradle / Ivy
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The Checker Framework enhances Java’s type system to
make it more powerful and useful. This lets software developers
detect and prevent errors in their Java programs.
The Checker Framework includes compiler plug-ins ("checkers")
that find bugs or verify their absence. It also permits you to
write your own compiler plug-ins.
package org.checkerframework.checker.nullness;
import org.checkerframework.common.basetype.BaseTypeChecker;
import org.checkerframework.framework.flow.CFAbstractAnalysis;
import org.checkerframework.framework.flow.CFStore;
import org.checkerframework.framework.flow.CFValue;
import org.checkerframework.framework.type.AnnotatedTypeMirror;
import org.checkerframework.javacutil.Pair;
import java.util.List;
import javax.lang.model.element.VariableElement;
/**
* The analysis class for the KeyFor type system (serves as factory for the
* transfer function, stores and abstract values).
*/
public class KeyForAnalysis extends
CFAbstractAnalysis {
public KeyForAnalysis(BaseTypeChecker checker,
KeyForAnnotatedTypeFactory factory,
List> fieldValues) {
super(checker, factory, fieldValues);
}
@Override
public KeyForTransfer createTransferFunction() {
return new KeyForTransfer(this,(KeyForSubchecker)checker);
}
@Override
public CFStore createEmptyStore(boolean sequentialSemantics) {
return new CFStore(this, sequentialSemantics);
}
@Override
public CFStore createCopiedStore(CFStore s) {
return new CFStore(this, s);
}
@Override
public CFValue createAbstractValue(AnnotatedTypeMirror type) {
return defaultCreateAbstractValue(this, type);
}
}