protected Expression transformPropertyExpression(PropertyExpression pe) {
boolean oldInPropertyExpression = inPropertyExpression;
Expression oldFoundArgs = foundArgs;
Expression oldFoundConstant = foundConstant;
inPropertyExpression = true;
foundArgs = null;
foundConstant = null;
Expression objectExpression = transform(pe.getObjectExpression());
boolean candidate = false;
if (objectExpression instanceof MethodCallExpression) {
candidate = ((MethodCallExpression) objectExpression).isImplicitThis();
}
if (foundArgs != null && foundConstant != null && candidate) {
Expression result = findStaticMethodImportFromModule(foundConstant, foundArgs);
if (result != null) {
objectExpression = result;
objectExpression.setSourcePosition(pe);
}
}
inPropertyExpression = oldInPropertyExpression;
foundArgs = oldFoundArgs;
foundConstant = oldFoundConstant;
pe.setObjectExpression(objectExpression);
return pe;
}
private BinaryExpression tryOptimizeCharComparison(
final Expression left, final Expression right, final BinaryExpression bin) {
int op = bin.getOperation().getType();
if (isCompareToBoolean(op) || op == COMPARE_EQUAL || op == COMPARE_NOT_EQUAL) {
Character cLeft = tryCharConstant(left);
Character cRight = tryCharConstant(right);
if (cLeft != null || cRight != null) {
Expression oLeft = cLeft == null ? left : new ConstantExpression(cLeft, true);
oLeft.setSourcePosition(left);
Expression oRight = cRight == null ? right : new ConstantExpression(cRight, true);
oRight.setSourcePosition(right);
bin.setLeftExpression(oLeft);
bin.setRightExpression(oRight);
return bin;
}
}
return null;
}
protected Expression transformPropertyExpression(PropertyExpression pe) {
if (currentMethod != null
&& currentMethod.isStatic()
&& pe.getObjectExpression() instanceof VariableExpression
&& ((VariableExpression) pe.getObjectExpression()).isSuperExpression()) {
PropertyExpression pexp =
new PropertyExpression(
new ClassExpression(currentClass.getSuperClass()), transform(pe.getProperty()));
pexp.setSourcePosition(pe);
return pexp;
}
boolean oldInPropertyExpression = inPropertyExpression;
Expression oldFoundArgs = foundArgs;
Expression oldFoundConstant = foundConstant;
inPropertyExpression = true;
foundArgs = null;
foundConstant = null;
Expression objectExpression = transform(pe.getObjectExpression());
boolean candidate = false;
if (objectExpression instanceof MethodCallExpression) {
candidate = ((MethodCallExpression) objectExpression).isImplicitThis();
}
if (foundArgs != null && foundConstant != null && candidate) {
Expression result = findStaticMethodImportFromModule(foundConstant, foundArgs);
if (result != null) {
objectExpression = result;
objectExpression.setSourcePosition(pe);
}
}
inPropertyExpression = oldInPropertyExpression;
foundArgs = oldFoundArgs;
foundConstant = oldFoundConstant;
pe.setObjectExpression(objectExpression);
return pe;
}
/**
* Set the source position of toSet including its property expression if it has one.
*
* @param toSet resulting node
* @param origNode original node
*/
private void setSourcePosition(Expression toSet, Expression origNode) {
toSet.setSourcePosition(origNode);
if (toSet instanceof PropertyExpression) {
((PropertyExpression) toSet).getProperty().setSourcePosition(origNode);
}
}