8243431: use reproducible random in :vmTestbase_vm_metaspace

Reviewed-by: dholmes

test/hotspot/jtreg/vmTestbase/metaspace/flags/maxMetaspaceSize/TestMaxMetaspaceSize.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/flags/maxMetaspaceSize.
  *

test/hotspot/jtreg/vmTestbase/metaspace/staticReferences/StaticReferences.java

@@ -23,6 +23,7 @@
 
 /*
  * @test
+ * @key randomness
  * @modules java.base/jdk.internal.misc:+open
  *
  * @summary converted from VM Testbase metaspace/staticReferences.

test/hotspot/jtreg/vmTestbase/metaspace/stressDictionary/StressDictionary.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2020, 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
@@ -23,6 +23,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressDictionary.
  * VM Testbase keywords: [nonconcurrent, javac]
@@ -60,6 +61,10 @@
     private static byte[] bytecode;
 
     private class FillingDictionaryWorker implements Callable<Object> {
+        private final Random random;
+        public FillingDictionaryWorker(long seed) {
+            this.random = new Random(seed);
+        }
         @Override
         public Object call() throws Exception {
             while (stresser.continueExecution()) {
@@ -117,7 +122,7 @@ public void run() {
         bytecode = generateAndCompile();
         List<Callable<Object>> tasks = new LinkedList<Callable<Object>>();
         for (int i = 0; i < NUMBER_OF_CORRUPTING_THREADS; i++) {
-            tasks.add(this.new FillingDictionaryWorker());
+            tasks.add(this.new FillingDictionaryWorker(random.nextLong()));
         }
         for (int i = 0; i < NUMBER_OF_NOT_CORRUPTING_THREADS; i++) {
             tasks.add(this.new RegularWorker());

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/common/generateHierarchy/GenerateHierarchyHelper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2020, 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
@@ -25,6 +25,7 @@
 import java.util.*;
 
 import vm.share.InMemoryJavaCompiler;
+import jdk.test.lib.Utils;
 
 public class GenerateHierarchyHelper {
 
@@ -41,7 +42,7 @@
 
         private static final int EDGE_IN_MIXED_CASE = 30;
 
-        private static Random random = new Random();
+        private static Random random = Utils.getRandomInstance();
 
         public static TreeDescriptor generateHierarchy(int depth, int minLevelSize, int maxLevelSize, Type type) {
             TreeDescriptor tree = new TreeDescriptor();

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy001/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy001.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy002/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy002.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy003/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy003.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy004/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy004.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy005/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy005.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy006/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy006.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy007/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy007.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy008/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy008.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy009/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy009.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy010/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy010.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy011/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy011.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy012/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy012.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy013/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy013.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy014/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy014.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]

test/hotspot/jtreg/vmTestbase/metaspace/stressHierarchy/stressHierarchy015/TestDescription.java

@@ -24,6 +24,7 @@
 
 /*
  * @test
+ * @key randomness
  *
  * @summary converted from VM Testbase metaspace/stressHierarchy/stressHierarchy015.
  * VM Testbase keywords: [nonconcurrent, javac, no_cds]