1 /*
2 UnnecessaryParentheses
3 tokens = (default)EXPR, IDENT, NUM_DOUBLE, NUM_FLOAT, NUM_INT, NUM_LONG, \
4 STRING_LITERAL, LITERAL_NULL, LITERAL_FALSE, LITERAL_TRUE, ASSIGN, \
5 BAND_ASSIGN, BOR_ASSIGN, BSR_ASSIGN, BXOR_ASSIGN, DIV_ASSIGN, \
6 MINUS_ASSIGN, MOD_ASSIGN, PLUS_ASSIGN, SL_ASSIGN, SR_ASSIGN, STAR_ASSIGN, \
7 LAMBDA, TEXT_BLOCK_LITERAL_BEGIN, LAND, LITERAL_INSTANCEOF, GT, LT, GE, \
8 LE, EQUAL, NOT_EQUAL, UNARY_MINUS, UNARY_PLUS, INC, DEC, LNOT, BNOT, \
9 POST_INC, POST_DEC
10
11
12 */
13
14 package com.puppycrawl.tools.checkstyle.checks.coding.unnecessaryparentheses;
15
16 public class InputUnnecessaryParenthesesIfStatement2 {
17
18 void testShortCircuitOrIfStatement() {
19 boolean a = false;
20 boolean x = false, y = true, z = false;
21 boolean v = true, w = true, u = true;
22 boolean vy = x && y || (x || y || z) && v;
23 if (a && !(v && w || (x || y) && z || u && x)) {
24 }
25 if (a && !(v && w || x || y && z || u && x)) {
26 }
27 if (v ||
28 (u || x || y)) { // violation 'Unnecessary parentheses around expression'
29 }
30 if ((v || x) ==
31 (w || y)) {
32 }
33 if ((v || x) &
34 (w || y)) {
35 }
36 if (a && v || (w || z) && u || y) {
37 }
38 if (a && x ||
39 (y || z) // violation 'Unnecessary parentheses around expression'
40 || vy && u) {
41 }
42 }
43
44 public void checkBooleanStatements() {
45 boolean a = true;
46 int b = 42;
47 int c = 42;
48 int d = 32;
49 if ((b == c) == a
50 && (
51 ( // violation 'Unnecessary parentheses around expression'
52 (b==c)==(d>=b)==a!=(c==d))
53 || (b<=c)!=a==(c>=d))) {
54 return;
55 }
56
57 if (( // violation 'Unnecessary parentheses around expression'
58 a!=(b==c)
59 && (a // violation 'Unnecessary parentheses around expression'
60 && (b==c))) // violation 'Unnecessary parentheses around expression'
61 || (a // violation 'Unnecessary parentheses around expression'
62 || a!=(b<=c))
63 || (a==(b!=d==(c==b) && a!=(b<=c)))) { // violation 'parentheses around expression'
64 // after '||'
65 return;
66 }
67
68 if (a==(b>=c && a==(c==d && d!=b))
69 && a==(c<=d)) {
70 return;
71 }
72
73 if (a && a==(b<=c)==(a
74 && (b<=c))) { // violation 'Unnecessary parentheses around expression'
75 return;
76 }
77
78 if (a==(b==c)
79 || a!=(b<=c)) {
80 return;
81 }
82
83 if ((b==0) == (c==d)
84 && (Integer.valueOf(d) instanceof Integer) == true) {
85 return;
86 }
87 }
88 }