test/hotspot/jtreg/runtime/8007320/ConstMethodTest.java
changeset 47216 71c04702a3d5
parent 39959 3c8f8c98ad2a
child 55387 761b86d5563d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/8007320/ConstMethodTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8007320 8014709 8163231
+ * @summary Test all optional fields in ConstMethod
+ * @compile -g -parameters ConstMethodTest.java
+ * @run main ConstMethodTest
+ */
+
+import java.util.*;
+import java.lang.annotation.*;
+import java.lang.reflect.*;
+import java.io.Serializable;
+
+@Retention(RetentionPolicy.RUNTIME)
+@interface MyAnnotation {
+    public String name();
+    public String value();
+    public String date() default "today";
+}
+
+@Target(ElementType.TYPE_USE)
+@Retention(RetentionPolicy.RUNTIME)
+@interface TypeAnno {
+    String value();
+}
+
+@Target(ElementType.TYPE_USE)
+@Retention(RetentionPolicy.RUNTIME)
+@interface TypeAnno2 {
+    String value();
+}
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.PARAMETER)
+@interface Named {
+  String value();
+}
+
+@Retention(RetentionPolicy.RUNTIME)
+@interface ScalarTypesWithDefault {
+    byte     b()    default 11;
+    short    s()    default 12;
+    int      i()    default 13;
+    long     l()    default 14;
+    char     c()    default 'V';
+}
+
+// Some exception class
+class OkException extends RuntimeException {};
+
+
+@MyAnnotation(name="someName", value = "Hello World")
+public class ConstMethodTest {
+    public @TypeAnno("constructor") ConstMethodTest() { }
+
+    public ConstMethodTest(int i) {
+        // needs a second unannotated constructor
+    }
+
+    private static void check(boolean b) {
+        if (!b)
+            throw new RuntimeException();
+    }
+    private static void fail(String msg) {
+       System.err.println(msg);
+       throw new RuntimeException();
+    }
+    private static void equal(Object x, Object y) {
+        if (x == null ? y == null : x.equals(y)) {
+        } else {
+            fail(x + " not equal to " + y);
+        }
+    }
+    private static final String[] parameter_names = {
+        "parameter", "parameter2", "x"
+    };
+
+    // Declare a function with everything in it.
+    @MyAnnotation(name="someName", value="Hello World")
+    static <T> void kitchenSinkFunc(@Named(value="aName") String parameter,
+              @Named("bName") String parameter2,
+              @ScalarTypesWithDefault T x)
+            throws @TypeAnno("RE") @TypeAnno2("RE2") RuntimeException,
+                NullPointerException,
+                @TypeAnno("AIOOBE") ArrayIndexOutOfBoundsException {
+      int i, j, k;
+      try {
+        System.out.println("calling kitchenSinkFunc " + parameter);
+        throw new OkException();  // to see stack trace with line numbers
+      } catch (Exception e) {
+       e.printStackTrace();
+      }
+    }
+
+    private static void test1() throws Throwable {
+        for (Method m : ConstMethodTest.class.getDeclaredMethods()) {
+            if (m.getName().equals("kitchenSinkFunc")) {
+                Annotation[][] ann = m.getParameterAnnotations();
+                equal(ann.length, 3);
+                Annotation foo = ann[0][0];
+                Annotation bar = ann[1][0];
+                equal(foo.toString(), "@Named(value=\"aName\")");
+                equal(bar.toString(), "@Named(value=\"bName\")");
+                check(foo.equals(foo));
+                check(bar.equals(bar));
+                check(! foo.equals(bar));
+                // method annotations
+                Annotation[] ann2 = m.getAnnotations();
+                equal(ann2.length, 1);
+                Annotation mann = ann2[0];
+                equal(mann.toString(), "@MyAnnotation(date=\"today\", name=\"someName\", value=\"Hello World\")");
+                // Test Method parameter names
+                Parameter[] parameters = m.getParameters();
+                if(parameters == null)
+                    throw new Exception("getParameters should never be null");
+                for(int i = 0; i < parameters.length; i++) {
+                    Parameter p = parameters[i];
+                    equal(parameters[i].getName(), parameter_names[i]);
+                }
+            }
+        }
+    }
+
+    private static void testConstructor() throws Exception {
+        for (Constructor c : ConstMethodTest.class.getDeclaredConstructors()) {
+            Annotation[] aa = c.getAnnotatedReturnType().getAnnotations();
+            if (c.getParameterTypes().length == 1) { // should be un-annotated
+                check(aa.length == 0);
+            } else if (c.getParameterTypes().length == 0) { //should be annotated
+                check(aa.length == 1);
+                check(((TypeAnno)aa[0]).value().equals("constructor"));
+            } else {
+                //should not happen
+                check(false);
+            }
+        }
+    }
+
+    public static void main(java.lang.String[] unused) throws Throwable {
+        // pass 5 so kitchenSinkFunc is instantiated with an int
+        kitchenSinkFunc("parameter", "param2", 5);
+        test1();
+        testConstructor();
+    }
+};
+