Examples with ConstraintVariable2 org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 used on opensource projects

Example 11 with ConstraintVariable2

use of org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 in project che by eclipse.

the class InferTypeArgumentsConstraintsSolver method runSolver.

private void runSolver(SubProgressMonitor pm) {
    //$NON-NLS-1$
    pm.beginTask("", fWorkList.size() * 3);
    while (!fWorkList.isEmpty()) {
        // Get a variable whose type estimate has changed
        ConstraintVariable2 cv = fWorkList.removeFirst();
        List<ITypeConstraint2> usedIn = fTCModel.getUsedIn(cv);
        processConstraints(usedIn);
        pm.worked(1);
        if (pm.isCanceled())
            throw new OperationCanceledException();
    }
    pm.done();
}

Example 12 with ConstraintVariable2

use of org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 in project che by eclipse.

the class InferTypeArgumentsConstraintsSolver method maintainSimpleConstraint.

private void maintainSimpleConstraint(ITypeConstraint2 stc) {
    ConstraintVariable2 left = stc.getLeft();
    ConstraintVariable2 right = stc.getRight();
    TypeEquivalenceSet leftSet = left.getTypeEquivalenceSet();
    TypeEquivalenceSet rightSet = right.getTypeEquivalenceSet();
    TypeSet leftEstimate = (TypeSet) leftSet.getTypeEstimate();
    TypeSet rightEstimate = (TypeSet) rightSet.getTypeEstimate();
    if (leftEstimate.isUniverse() && rightEstimate.isUniverse())
        // nothing to do
        return;
    if (leftEstimate.equals(rightEstimate))
        // nothing to do
        return;
    TypeSet lhsSuperTypes = leftEstimate.superTypes();
    TypeSet rhsSubTypes = rightEstimate.subTypes();
    if (!rhsSubTypes.containsAll(leftEstimate)) {
        TypeSet xsection = leftEstimate.intersectedWith(rhsSubTypes);
        //			if (xsection.isEmpty()) // too bad, but this can happen
        //				throw new IllegalStateException("Type estimate set is now empty for LHS in " + left + " <= " + right + "; estimates were " + leftEstimate + " <= " + rightEstimate); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
        leftSet.setTypeEstimate(xsection);
        fWorkList.addAll(Arrays.asList(leftSet.getContributingVariables()));
    }
    if (!lhsSuperTypes.containsAll(rightEstimate)) {
        TypeSet xsection = rightEstimate.intersectedWith(lhsSuperTypes);
        //			if (xsection.isEmpty())
        //				throw new IllegalStateException("Type estimate set is now empty for RHS in " + left + " <= " + right + "; estimates were " + leftEstimate + " <= " + rightEstimate); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
        rightSet.setTypeEstimate(xsection);
        fWorkList.addAll(Arrays.asList(rightSet.getContributingVariables()));
    }
}

Example 13 with ConstraintVariable2

use of org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 in project che by eclipse.

the class InferTypeArgumentsTCModel method makeCastVariable.

public CastVariable2 makeCastVariable(CastExpression castExpression, ConstraintVariable2 expressionCv) {
    ITypeBinding typeBinding = castExpression.resolveTypeBinding();
    ICompilationUnit cu = RefactoringASTParser.getCompilationUnit(castExpression);
    CompilationUnitRange range = new CompilationUnitRange(cu, castExpression);
    CastVariable2 castCv = new CastVariable2(createTType(typeBinding), range, expressionCv);
    fCastVariables.add(castCv);
    return castCv;
}

Example 14 with ConstraintVariable2

use of org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 in project che by eclipse.

the class InferTypeArgumentsTCModel method makeArrayElementVariable.

public void makeArrayElementVariable(ConstraintVariable2 constraintVariable2) {
    if (constraintVariable2.getType() == null || !constraintVariable2.getType().isArrayType())
        return;
    ArrayElementVariable2 storedArrayElementVariable = getArrayElementVariable(constraintVariable2);
    if (storedArrayElementVariable != null)
        return;
    ArrayElementVariable2 arrayElementCv = new ArrayElementVariable2(constraintVariable2);
    arrayElementCv = (ArrayElementVariable2) storedCv(arrayElementCv);
    setArrayElementVariable(constraintVariable2, arrayElementCv);
    //recursive
    makeArrayElementVariable(arrayElementCv);
}

Example 15 with ConstraintVariable2

use of org.eclipse.jdt.internal.corext.refactoring.typeconstraints2.ConstraintVariable2 in project che by eclipse.

the class InferTypeArgumentsTCModel method makeElementVariable.

private CollectionElementVariable2 makeElementVariable(ConstraintVariable2 expressionCv, TypeVariable typeVariable, int declarationTypeVariableIndex) {
    if (expressionCv == null)
        return null;
    CollectionElementVariable2 storedElementVariable = getElementVariable(expressionCv, typeVariable);
    if (storedElementVariable != null)
        return storedElementVariable;
    CollectionElementVariable2 cv = new CollectionElementVariable2(expressionCv, typeVariable, declarationTypeVariableIndex);
    cv = (CollectionElementVariable2) storedCv(cv);
    setElementVariable(expressionCv, cv, typeVariable);
    return cv;
}