private static TryStatementTree getEnclosingTryStatement(Tree syntaxNode) {
Tree parent = syntaxNode.parent();
while (parent != null) {
if (parent.is(Tree.Kind.TRY_STATEMENT)) {
return (TryStatementTree) parent;
}
parent = parent.parent();
}
return null;
}
private static MethodTree getParentMethod(Tree tree) {
Tree result = tree;
while (!result.is(Tree.Kind.METHOD)) {
result = result.parent();
}
return (MethodTree) result;
}
private static boolean isWithinTryHeader(Tree syntaxNode) {
final Tree parent = syntaxNode.parent();
if (parent.is(Tree.Kind.VARIABLE)) {
return isTryStatementResource((VariableTree) parent);
}
return false;
}
@Override
protected void onMethodInvocationFound(MethodInvocationTree mit) {
Tree parent = mit.parent();
while (parent != null && !parent.is(Tree.Kind.METHOD)) {
parent = parent.parent();
}
if (parent != null && THREAD_RUN_METHOD_MATCHER.matches((MethodTree) parent)) {
return;
}
reportIssue(
MethodsHelper.methodName(mit),
"Call the method Thread.start() to execute the content of the run() method in a dedicated thread.");
}
@Override
public void visitNode(Tree tree) {
NewClassTree newClassTree = (NewClassTree) tree;
TypeTree newTypeTree = newClassTree.identifier();
if (newClassTree.classBody() == null && isParameterizedType(newTypeTree)) {
TypeTree type = getTypeFromExpression(tree.parent());
if (type != null && isParameterizedType(type)) {
reportIssue(
((ParameterizedTypeTree) newTypeTree).typeArguments(),
"Replace the type specification in this constructor call with the diamond operator (\"<>\")."
+ JavaVersionHelper.java7CompatibilityMessage(context.getJavaVersion()));
}
}
}