public void visitBinaryExpression(BinaryExpression expression) {
if (expression.getOperation().getType() == Types.LEFT_SQUARE_BRACKET
&& expression.getRightExpression() instanceof MapEntryExpression) {
addError(
"You tried to use a map entry for an index operation, this is not allowed. "
+ "Maybe something should be set in parentheses or a comma is missing?",
expression.getRightExpression());
}
super.visitBinaryExpression(expression);
switch (expression.getOperation().getType()) {
case Types.EQUAL: // = assignment
case Types.BITWISE_AND_EQUAL:
case Types.BITWISE_OR_EQUAL:
case Types.BITWISE_XOR_EQUAL:
case Types.PLUS_EQUAL:
case Types.MINUS_EQUAL:
case Types.MULTIPLY_EQUAL:
case Types.DIVIDE_EQUAL:
case Types.INTDIV_EQUAL:
case Types.MOD_EQUAL:
case Types.POWER_EQUAL:
case Types.LEFT_SHIFT_EQUAL:
case Types.RIGHT_SHIFT_EQUAL:
case Types.RIGHT_SHIFT_UNSIGNED_EQUAL:
checkFinalFieldAccess(expression.getLeftExpression());
break;
default:
break;
}
}
public void visitField(FieldNode node) {
if (currentClass.getDeclaredField(node.getName()) != node) {
addError("The " + getDescription(node) + " is declared multiple times.", node);
}
checkInterfaceFieldModifiers(node);
checkGenericsUsage(node, node.getType());
super.visitField(node);
}
public void visitMethod(MethodNode node) {
inConstructor = false;
inStaticConstructor = node.isStaticConstructor();
checkAbstractDeclaration(node);
checkRepetitiveMethod(node);
checkOverloadingPrivateAndPublic(node);
checkMethodModifiers(node);
checkGenericsUsage(node, node.getParameters());
checkGenericsUsage(node, node.getReturnType());
super.visitMethod(node);
}
public void visitMethodCallExpression(MethodCallExpression mce) {
super.visitMethodCallExpression(mce);
Expression aexp = mce.getArguments();
if (aexp instanceof TupleExpression) {
TupleExpression arguments = (TupleExpression) aexp;
for (Expression e : arguments.getExpressions()) {
checkForInvalidDeclaration(e);
}
} else {
checkForInvalidDeclaration(aexp);
}
}
@Override
public void visitDeclarationExpression(DeclarationExpression expression) {
super.visitDeclarationExpression(expression);
if (expression.isMultipleAssignmentDeclaration()) return;
checkInvalidDeclarationModifier(expression, ACC_ABSTRACT, "abstract");
checkInvalidDeclarationModifier(expression, ACC_NATIVE, "native");
checkInvalidDeclarationModifier(expression, ACC_PRIVATE, "private");
checkInvalidDeclarationModifier(expression, ACC_PROTECTED, "protected");
checkInvalidDeclarationModifier(expression, ACC_PUBLIC, "public");
checkInvalidDeclarationModifier(expression, ACC_STATIC, "static");
checkInvalidDeclarationModifier(expression, ACC_STRICT, "strictfp");
checkInvalidDeclarationModifier(expression, ACC_SYNCHRONIZED, "synchronized");
checkInvalidDeclarationModifier(expression, ACC_TRANSIENT, "transient");
checkInvalidDeclarationModifier(expression, ACC_VOLATILE, "volatile");
}
public void visitClass(ClassNode node) {
ClassNode oldClass = currentClass;
currentClass = node;
checkImplementsAndExtends(node);
if (source != null && !source.getErrorCollector().hasErrors()) {
checkClassForIncorrectModifiers(node);
checkInterfaceMethodVisibility(node);
checkClassForOverwritingFinal(node);
checkMethodsForIncorrectModifiers(node);
checkMethodsForWeakerAccess(node);
checkMethodsForOverridingFinal(node);
checkNoAbstractMethodsNonabstractClass(node);
checkGenericsUsage(node, node.getUnresolvedInterfaces());
checkGenericsUsage(node, node.getUnresolvedSuperClass());
}
super.visitClass(node);
currentClass = oldClass;
}
public void visitGStringExpression(GStringExpression expression) {
super.visitGStringExpression(expression);
for (ConstantExpression ce : expression.getStrings()) {
checkStringExceedingMaximumLength(ce);
}
}
public void visitConstantExpression(ConstantExpression expression) {
super.visitConstantExpression(expression);
checkStringExceedingMaximumLength(expression);
}
public void visitCatchStatement(CatchStatement cs) {
if (!(cs.getExceptionType().isDerivedFrom(ClassHelper.make(Throwable.class)))) {
addError("Catch statement parameter type is not a subclass of Throwable.", cs);
}
super.visitCatchStatement(cs);
}
public void visitConstructor(ConstructorNode node) {
inConstructor = true;
inStaticConstructor = node.isStaticConstructor();
checkGenericsUsage(node, node.getParameters());
super.visitConstructor(node);
}
public void visitProperty(PropertyNode node) {
checkDuplicateProperties(node);
checkGenericsUsage(node, node.getType());
super.visitProperty(node);
}