@Override
public void visitAssignmentExpression(AssignmentExpressionTree tree) {
Type wrapper = ((JavaType) tree.expression().symbolType()).primitiveWrapperType();
if (tree.is(Kind.PLUS_ASSIGNMENT)
&& tree.variable().symbolType().is("java.lang.String")
&& wrapper != null) {
createIssue(tree, wrapper.name());
}
super.visitAssignmentExpression(tree);
}
private void checkConcatenation(
Tree tree, ExpressionTree leftOperand, ExpressionTree rightOperand) {
Type wrapper = null;
if (isEmptyString(leftOperand)) {
wrapper = ((JavaType) rightOperand.symbolType()).primitiveWrapperType();
} else if (isEmptyString(rightOperand)) {
wrapper = ((JavaType) leftOperand.symbolType()).primitiveWrapperType();
}
if (wrapper != null) {
createIssue(tree, wrapper.name());
}
}