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7 package com.puppycrawl.tools.checkstyle.checks.coding.unusedlocalvariable;
8
9 import java.util.function.Predicate;
10
11 public class InputUnusedLocalVariable {
12
13 int sameName = 20;
14
15 static int a = 12;
16
17 static int b = 12;
18
19 String s;
20
21 Obj obj = new Obj() {
22 int a = 12;
23 int b = 12;
24 };
25
26 private void sameName(int unusedParameter) {
27 int sameName = 10;
28 int b = 12;
29 b = 23;
30 this.sameName /= 2;
31 int testInLambdas = 0;
32 testInLambdas = 12;
33 int coding = 0;
34 int InputUnusedLocalVariable = 1;
35 com.puppycrawl.tools.checkstyle.checks
36 .coding.unusedlocalvariable
37 .InputUnusedLocalVariable.testInLambdas(a);
38 }
39
40 public void testCallingMethods() {
41 int var = 21;
42 sameName(var);
43 var = sameName;
44 }
45
46 public static void testInLambdas(int q) {
47 int test = 21;
48 int isInOuterScope = 32;
49 Predicate<Integer> foo = integer -> {
50 int b;
51 int a = integer;
52 b = integer;
53 boolean ans = a > 12;
54 int c = 21;
55 c = -isInOuterScope;
56 return ans;
57 };
58 foo.test(test);
59 }
60
61 public void testMultipleIdentifiers() {
62 int[] arr = {1};
63 int a = 21;
64 arr[0] = a;
65 Class<Integer> b = int.class;
66 @SuppressWarnings("unused")
67 int c = 41;
68 }
69
70 public void testChainedCalls() throws InterruptedException {
71 Obj p;
72 Obj q = null;
73 p = q.foo().p;
74 if (s instanceof String) {
75 }
76 Boolean r = false;
77 while (r.booleanValue() != true) {
78 }
79 int a = 13, b = 21;
80 q.getClass().wait(a, b);
81 int f = 12;
82 Predicate<String> obj = InputUnusedLocalVariable::f;
83 obj.test("test");
84 int foo = 12;
85 foo(q);
86 }
87
88 class SubClass extends InputUnusedLocalVariable {
89
90 void testSuperKeyword() {
91 int a = 12;
92 a = super.a;
93 }
94 }
95
96 class Obj {
97 Obj p;
98
99 Obj foo() {
100 return new Obj();
101 }
102 }
103
104 Object foo(Object a) {
105 return a;
106 }
107
108 public static boolean f(String a) {
109
110 class k {
111 int a = 12;
112 }
113 return true;
114 }
115
116 }