1 /*
2 * @test /nodynamiccopyright/
3 * @bug 8325805
4 * @summary Permit non-superclass instance field assignments before this/super in constructors
5 * @compile/fail/ref=EarlyAssignments.out -XDrawDiagnostics EarlyAssignments.java
6 */
7 public class EarlyAssignments {
8
9 public static class Inner1 {
10 public int x;
11
12 public Inner1() {
13 x = 123; // OK - "x" belongs to this class
14 this.x = 123; // OK - "x" belongs to this class
15 Inner1.this.x = 123; // OK - "x" belongs to this class
16 super();
17 }
18
19 public Inner1(int y) {
20 y = x; // FAIL - early 'this' reference
21 y = this.x; // FAIL - early 'this' reference
22 y = Inner1.this.x; // FAIL - early 'this' reference
23 super();
24 }
25
26 public class Inner1a extends Inner1 {
27 public int z;
28 public Inner1a(byte value) {
29 Inner1.this.x = value; // OK - "x" belongs to outer class
30 z = super.x; // FAIL - "x" belongs to superclass
31 z = x; // FAIL - "x" belongs to superclass
32 this.z = x; // FAIL - "x" belongs to superclass
33 Inner1a.this.z = x; // FAIL - "x" belongs to superclass
34 Object o1 = Inner1.this; // OK - Inner1 is an outer class
35 Object o2 = Inner1a.this; // FAIL - Inner1a is this class
36 super();
37 }
38 public Inner1a(short value) {
39 x = value; // FAIL - "x" belongs to superclass
40 super();
41 }
42 public Inner1a(char value) {
77 public class Inner3a {
78
79 public static int x;
80
81 public Inner3a(int val) {
82 x = val; // OK - "x" is a static field
83 val = x; // OK - "x" is a static field
84 e = val; // OK - "e" belongs to outer class
85 val = e; // OK - "e" belongs to outer class
86 Inner3.this.e = val; // OK - "e" belongs to outer class
87 super();
88 }
89 }
90 }
91
92 public static class Inner4 {
93 public int x;
94
95 public Inner4() {
96 x = 0; // OK
97 x = x + 1; // FAIL - illegal early access
98 super();
99 }
100
101 public Inner4(int a) {
102 this.x = 0; // OK
103 this.x = this.x + 1; // FAIL - illegal early access
104 super();
105 }
106
107 public Inner4(char a) {
108 Inner4.this.x = 0; // OK
109 Inner4.this.x = Inner4.this.x + 1; // FAIL - illegal early access
110 super();
111 }
112 }
113
114 public static class Inner5 extends Inner4 {
115 public int y;
116
117 public Inner5() {
118 y = x + 1; // FAIL - illegal early access
119 super();
120 }
121
122 public Inner5(int a) {
123 this.y = x + 1; // FAIL - illegal early access
124 super();
125 }
126
127 public Inner5(char a) {
128 Inner5.this.y = x + 1; // FAIL - illegal early access
129 super();
151
152 public static class Inner7 {
153 public final int x = 1;
154
155 public Inner7() {
156 x = 2; // FAIL - illegal early access
157 super();
158 }
159 }
160
161 public static class Inner8 {
162 class Inner8a {
163 int x;
164 }
165
166 public Inner8() {
167 this.new Inner8a().x = 1; // FAIL - illegal early access
168 super();
169 }
170 }
171 }
|
1 /*
2 * @test /nodynamiccopyright/
3 * @bug 8325805
4 * @library /tools/javac/lib
5 * @summary Permit non-superclass instance field assignments before this/super in constructors
6 * @modules jdk.compiler/com.sun.tools.javac.tree
7 * jdk.compiler/com.sun.tools.javac.util
8 * @enablePreview
9 * @compile/fail/ref=EarlyAssignments.out -XDrawDiagnostics EarlyAssignments.java
10 */
11 public class EarlyAssignments {
12
13 public static class Inner1 {
14 public int x;
15
16 public Inner1() {
17 x = 123; // OK - "x" belongs to this class
18 this.x = 123; // OK - "x" belongs to this class
19 Inner1.this.x = 123; // OK - "x" belongs to this class
20 super();
21 }
22
23 public Inner1(int y) {
24 y = x; // OK - "x" belongs to this class
25 y = this.x; // OK - "x" belongs to this class
26 y = Inner1.this.x; // OK - "x" belongs to this class
27 super();
28 }
29
30 public class Inner1a extends Inner1 {
31 public int z;
32 public Inner1a(byte value) {
33 Inner1.this.x = value; // OK - "x" belongs to outer class
34 z = super.x; // FAIL - "x" belongs to superclass
35 z = x; // FAIL - "x" belongs to superclass
36 this.z = x; // FAIL - "x" belongs to superclass
37 Inner1a.this.z = x; // FAIL - "x" belongs to superclass
38 Object o1 = Inner1.this; // OK - Inner1 is an outer class
39 Object o2 = Inner1a.this; // FAIL - Inner1a is this class
40 super();
41 }
42 public Inner1a(short value) {
43 x = value; // FAIL - "x" belongs to superclass
44 super();
45 }
46 public Inner1a(char value) {
81 public class Inner3a {
82
83 public static int x;
84
85 public Inner3a(int val) {
86 x = val; // OK - "x" is a static field
87 val = x; // OK - "x" is a static field
88 e = val; // OK - "e" belongs to outer class
89 val = e; // OK - "e" belongs to outer class
90 Inner3.this.e = val; // OK - "e" belongs to outer class
91 super();
92 }
93 }
94 }
95
96 public static class Inner4 {
97 public int x;
98
99 public Inner4() {
100 x = 0; // OK
101 x = x + 1; // OK
102 super();
103 }
104
105 public Inner4(int a) {
106 this.x = 0; // OK
107 this.x = this.x + 1; // OK
108 super();
109 }
110
111 public Inner4(char a) {
112 Inner4.this.x = 0; // OK
113 Inner4.this.x = Inner4.this.x + 1; // OK
114 super();
115 }
116 }
117
118 public static class Inner5 extends Inner4 {
119 public int y;
120
121 public Inner5() {
122 y = x + 1; // FAIL - illegal early access
123 super();
124 }
125
126 public Inner5(int a) {
127 this.y = x + 1; // FAIL - illegal early access
128 super();
129 }
130
131 public Inner5(char a) {
132 Inner5.this.y = x + 1; // FAIL - illegal early access
133 super();
155
156 public static class Inner7 {
157 public final int x = 1;
158
159 public Inner7() {
160 x = 2; // FAIL - illegal early access
161 super();
162 }
163 }
164
165 public static class Inner8 {
166 class Inner8a {
167 int x;
168 }
169
170 public Inner8() {
171 this.new Inner8a().x = 1; // FAIL - illegal early access
172 super();
173 }
174 }
175
176 public static class Inner9 {
177 int x = 1;
178 int y;
179 Inner9() {
180 y = x; // FAIL, x has an initializer; no warning mode diagnostic, as this would be ok for a strict field
181 super();
182 }
183 }
184
185 public static class Inner10 {
186 int x = 1;
187 int y = x + 1; // no warning expected here
188 }
189 }
|