1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/test/tools/javac/T8029102/WarnSerializableLambdaTest.java Wed Apr 27 01:34:52 2016 +0800
1.3 @@ -0,0 +1,241 @@
1.4 +/*
1.5 + * @test /nodynamiccopyright/
1.6 + * @bug 8029102
1.7 + * @summary Enhance compiler warnings for Lambda
1.8 + * Checks that the warning for accessing non public members of a class is
1.9 + * fired correctly.
1.10 + * @compile/fail/ref=WarnSerializableLambdaTest.out -XDrawDiagnostics -Werror -XDwarnOnAccessToSensitiveMembers WarnSerializableLambdaTest.java
1.11 + */
1.12 +
1.13 +import java.io.Serializable;
1.14 +
1.15 +public class WarnSerializableLambdaTest {
1.16 +
1.17 + void warnLambda() throws Exception {
1.18 + SAM t3 = (SAM & Serializable)WarnSerializableLambdaTest::packageClassMethod;
1.19 + SAM t4 = (SAM & Serializable)WarnSerializableLambdaTest::protectedClassMethod;
1.20 + SAM t5 = (SAM & Serializable)WarnSerializableLambdaTest::privateClassMethod;
1.21 +
1.22 + WarnSerializableLambdaTest test = new WarnSerializableLambdaTest();
1.23 + SAM t6 = (SAM & Serializable)test::packageInstanceMethod;
1.24 + SAM t7 = (SAM & Serializable)test::protectedInstanceMethod;
1.25 + SAM t8 = (SAM & Serializable)test::privateInstanceMethod;
1.26 +
1.27 + SAM t9 = (SAM & Serializable) c -> {
1.28 +
1.29 + WarnSerializableLambdaTest.staticPackageField = "";
1.30 + WarnSerializableLambdaTest.staticProtectedField = "";
1.31 + WarnSerializableLambdaTest.staticPrivateField = "";
1.32 +
1.33 + packageField = "";
1.34 + protectedField = "";
1.35 + privateField = "";
1.36 +
1.37 + WarnSerializableLambdaTest.packageClassMethod(null);
1.38 + WarnSerializableLambdaTest.protectedClassMethod(null);
1.39 + WarnSerializableLambdaTest.privateClassMethod(null);
1.40 +
1.41 + packageInstanceMethod(null);
1.42 + protectedInstanceMethod(null);
1.43 + privateInstanceMethod(null);
1.44 +
1.45 + PrivateClass.effectivelyNonPublicStaticField = "";
1.46 + PrivateClass.effectivelyNonPublicClassMethod();
1.47 +
1.48 + PrivateClass p = new PrivateClass();
1.49 + p.effectivelyNonPublicInstanceField = "";
1.50 + p.effectivelyNonPublicInstanceMethod();
1.51 +
1.52 + return null;
1.53 + };
1.54 + }
1.55 +
1.56 + private void warnAnoInnerClass() throws Exception {
1.57 + new SerializableDesc() {
1.58 + public void m(Object param) throws Exception {
1.59 + WarnSerializableLambdaTest.staticPackageField = "";
1.60 + WarnSerializableLambdaTest.staticProtectedField = "";
1.61 + WarnSerializableLambdaTest.staticPrivateField = "";
1.62 +
1.63 + packageField = "";
1.64 + protectedField = "";
1.65 + privateField = "";
1.66 +
1.67 + WarnSerializableLambdaTest.packageClassMethod(null);
1.68 + WarnSerializableLambdaTest.protectedClassMethod(null);
1.69 + WarnSerializableLambdaTest.privateClassMethod(null);
1.70 +
1.71 + packageInstanceMethod(null);
1.72 + protectedInstanceMethod(null);
1.73 + privateInstanceMethod(null);
1.74 +
1.75 + PrivateClass.effectivelyNonPublicStaticField = "";
1.76 + PrivateClass.effectivelyNonPublicClassMethod();
1.77 +
1.78 + PrivateClass p = new PrivateClass();
1.79 + p.effectivelyNonPublicInstanceField = "";
1.80 + p.effectivelyNonPublicInstanceMethod();
1.81 + }
1.82 + };
1.83 + }
1.84 +
1.85 + void dontWarnLambda() throws Exception {
1.86 + SAM t1 = (SAM & Serializable)WarnSerializableLambdaTest::publicClassMethod;
1.87 +
1.88 + WarnSerializableLambdaTest test = new WarnSerializableLambdaTest();
1.89 + SAM t2 = (SAM & Serializable)test::publicInstanceMethod;
1.90 +
1.91 + int[] buffer = {0};
1.92 +
1.93 + SAM t3 = (SAM & Serializable) param -> {
1.94 + Object localVar;
1.95 + localVar = null;
1.96 + param = null;
1.97 +
1.98 + WarnSerializableLambdaTest.staticPublicField = "";
1.99 + publicField = "";
1.100 + WarnSerializableLambdaTest.publicClassMethod(null);
1.101 + publicInstanceMethod(null);
1.102 +
1.103 + PublicClass.effectivelyPublicStaticField = "";
1.104 + PublicClass.effectivelyPublicClassMethod();
1.105 +
1.106 + PublicClass p = new PublicClass();
1.107 + p.effectivelyPublicInstanceField = "";
1.108 + p.effectivelyPublicInstanceMethod();
1.109 +
1.110 + int l = buffer.length;
1.111 +
1.112 + return null;
1.113 + };
1.114 + }
1.115 +
1.116 + private void dontWarnAnoInnerClass() throws Exception {
1.117 + final int[] buffer = {0};
1.118 + new SerializableDesc() {
1.119 + public void m(Object param) throws Exception {
1.120 + Object localVar;
1.121 + localVar = null;
1.122 + param = null;
1.123 +
1.124 + WarnSerializableLambdaTest.staticPublicField = "";
1.125 + publicField = "";
1.126 + WarnSerializableLambdaTest.publicClassMethod(null);
1.127 + publicInstanceMethod(null);
1.128 +
1.129 + PublicClass.effectivelyPublicStaticField = "";
1.130 + PublicClass.effectivelyPublicClassMethod();
1.131 +
1.132 + PublicClass p = new PublicClass();
1.133 + p.effectivelyPublicInstanceField = "";
1.134 + p.effectivelyPublicInstanceMethod();
1.135 +
1.136 + int l = buffer.length;
1.137 + }
1.138 + };
1.139 + }
1.140 +
1.141 + enum WarnEnum {
1.142 + A {
1.143 + public void m() throws Exception {
1.144 + WarnSerializableLambdaTest.staticPackageField = "";
1.145 + WarnSerializableLambdaTest.staticProtectedField = "";
1.146 + WarnSerializableLambdaTest.staticPrivateField = "";
1.147 +
1.148 + WarnSerializableLambdaTest test =
1.149 + new WarnSerializableLambdaTest();
1.150 +
1.151 + test.packageField = "";
1.152 + test.protectedField = "";
1.153 + test.privateField = "";
1.154 +
1.155 + WarnSerializableLambdaTest.packageClassMethod(null);
1.156 + WarnSerializableLambdaTest.protectedClassMethod(null);
1.157 + WarnSerializableLambdaTest.privateClassMethod(null);
1.158 +
1.159 + test.packageInstanceMethod(null);
1.160 + test.protectedInstanceMethod(null);
1.161 + test.privateInstanceMethod(null);
1.162 +
1.163 + PrivateClass.effectivelyNonPublicStaticField = "";
1.164 + PrivateClass.effectivelyNonPublicClassMethod();
1.165 +
1.166 + PrivateClass p = new PrivateClass();
1.167 + p.effectivelyNonPublicInstanceField = "";
1.168 + p.effectivelyNonPublicInstanceMethod();
1.169 + }
1.170 + };
1.171 +
1.172 + public void m() throws Exception {}
1.173 + }
1.174 +
1.175 + static String staticPackageField;
1.176 + static private String staticPrivateField;
1.177 + static protected String staticProtectedField;
1.178 + static public String staticPublicField;
1.179 +
1.180 + String packageField;
1.181 + private String privateField;
1.182 + protected String protectedField;
1.183 + public String publicField;
1.184 +
1.185 + static Object packageClassMethod(String s) {
1.186 + return null;
1.187 + }
1.188 +
1.189 + static private Object privateClassMethod(String s) {
1.190 + return null;
1.191 + }
1.192 +
1.193 + static protected Object protectedClassMethod(String s) {
1.194 + return null;
1.195 + }
1.196 +
1.197 + static public Object publicClassMethod(String s) {
1.198 + return null;
1.199 + }
1.200 +
1.201 + Object packageInstanceMethod(String s) {
1.202 + return null;
1.203 + }
1.204 +
1.205 + protected Object protectedInstanceMethod(String s) {
1.206 + return null;
1.207 + }
1.208 +
1.209 + private Object privateInstanceMethod(String s) {
1.210 + return null;
1.211 + }
1.212 +
1.213 + public Object publicInstanceMethod(String s) {
1.214 + return null;
1.215 + }
1.216 +
1.217 + interface SAM {
1.218 + Object apply(String s) throws Exception;
1.219 + }
1.220 +
1.221 + interface SAM2 {
1.222 + Object apply(String arg1, String arg2);
1.223 + }
1.224 +
1.225 + class SerializableDesc implements Serializable {
1.226 + public void m(Object param) throws Exception {}
1.227 + }
1.228 +
1.229 + static private class PrivateClass {
1.230 + static public String effectivelyNonPublicStaticField;
1.231 + public String effectivelyNonPublicInstanceField;
1.232 +
1.233 + static public void effectivelyNonPublicClassMethod() {}
1.234 + public void effectivelyNonPublicInstanceMethod() {}
1.235 + }
1.236 +
1.237 + static public class PublicClass {
1.238 + static public String effectivelyPublicStaticField;
1.239 + public String effectivelyPublicInstanceField;
1.240 +
1.241 + static public void effectivelyPublicClassMethod() {}
1.242 + public void effectivelyPublicInstanceMethod() {}
1.243 + }
1.244 +}
