8217329: JTREG: Clean up, remove unused imports in gc folder

Reviewed-by: lmesnik, tschatzl
2019-02-08 11:52:33 +01:00 · 2019-02-08 11:52:33 +01:00 · 2aa7590846
commit 2aa7590846
parent 50a648854a
36 changed files with 0 additions and 60 deletions
--- a/test/hotspot/jtreg/gc/TestAgeOutput.java
+++ b/test/hotspot/jtreg/gc/TestAgeOutput.java
@ -55,12 +55,9 @@ import sun.hotspot.WhiteBox;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

-import static jdk.test.lib.Asserts.*;
-
 public class TestAgeOutput {

    public static void checkPattern(String pattern, String what) throws Exception {
--- a/test/hotspot/jtreg/gc/TestCardTablePageCommits.java
+++ b/test/hotspot/jtreg/gc/TestCardTablePageCommits.java
@ -23,7 +23,6 @@

 package gc;

-import jdk.test.lib.JDKToolFinder;
 import jdk.test.lib.process.ProcessTools;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.Platform;
--- a/test/hotspot/jtreg/gc/TestGenerationPerfCounter.java
+++ b/test/hotspot/jtreg/gc/TestGenerationPerfCounter.java
@ -24,7 +24,6 @@
 package gc;

 import static jdk.test.lib.Asserts.*;
-import gc.testlibrary.PerfCounter;
 import gc.testlibrary.PerfCounters;


--- a/test/hotspot/jtreg/gc/TestMemoryMXBeansAndPoolsPresence.java
+++ b/test/hotspot/jtreg/gc/TestMemoryMXBeansAndPoolsPresence.java
@ -24,7 +24,6 @@
 package gc;

 import java.util.List;
-import java.util.ArrayList;
 import java.lang.management.*;
 import static jdk.test.lib.Asserts.*;
 import java.util.stream.*;
--- a/test/hotspot/jtreg/gc/TestNumWorkerOutput.java
+++ b/test/hotspot/jtreg/gc/TestNumWorkerOutput.java
@ -54,12 +54,9 @@ import sun.hotspot.WhiteBox;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

-import static jdk.test.lib.Asserts.*;
-
 public class TestNumWorkerOutput {

    public static void checkPatternOnce(String pattern, String what) throws Exception {
--- a/test/hotspot/jtreg/gc/TestObjectAlignment.java
+++ b/test/hotspot/jtreg/gc/TestObjectAlignment.java
@ -44,9 +44,6 @@ package gc;
 * @run main/othervm gc.TestObjectAlignment -Xmx20M -XX:-ExplicitGCInvokesConcurrent -XX:+IgnoreUnrecognizedVMOptions -XX:ObjectAlignmentInBytes=256
 */

-import jdk.test.lib.process.ProcessTools;
-import jdk.test.lib.process.OutputAnalyzer;
-
 public class TestObjectAlignment {

  public static byte[] garbage;
--- a/test/hotspot/jtreg/gc/TestPolicyNamePerfCounter.java
+++ b/test/hotspot/jtreg/gc/TestPolicyNamePerfCounter.java
@ -24,7 +24,6 @@
 package gc;

 import static jdk.test.lib.Asserts.*;
-import gc.testlibrary.PerfCounter;
 import gc.testlibrary.PerfCounters;


--- a/test/hotspot/jtreg/gc/arguments/AllocationHelper.java
+++ b/test/hotspot/jtreg/gc/arguments/AllocationHelper.java
@ -23,7 +23,6 @@

 package gc.arguments;

-import java.util.LinkedList;
 import java.util.concurrent.Callable;

 /**
--- a/test/hotspot/jtreg/gc/arguments/TestSelectDefaultGC.java
+++ b/test/hotspot/jtreg/gc/arguments/TestSelectDefaultGC.java
@ -35,12 +35,9 @@ package gc.arguments;
 * @run driver gc.arguments.TestSelectDefaultGC
 */

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

-import java.util.regex.*;
-
 public class TestSelectDefaultGC {
    public static void assertVMOption(OutputAnalyzer output, String option, boolean value) {
        output.shouldMatch(" " + option + " .*=.* " + value + " ");
--- a/test/hotspot/jtreg/gc/arguments/TestShrinkHeapInSteps.java
+++ b/test/hotspot/jtreg/gc/arguments/TestShrinkHeapInSteps.java
@ -37,7 +37,6 @@ package gc.arguments;

 import java.util.LinkedList;
 import java.util.Arrays;
-import java.util.Collections;
 import jdk.test.lib.Utils;

 public class TestShrinkHeapInSteps {
--- a/test/hotspot/jtreg/gc/class_unloading/TestCMSClassUnloadingEnabledHWM.java
+++ b/test/hotspot/jtreg/gc/class_unloading/TestCMSClassUnloadingEnabledHWM.java
@ -42,8 +42,6 @@ import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
 import java.lang.management.GarbageCollectorMXBean;
 import java.lang.management.ManagementFactory;
-import java.util.ArrayList;
-import java.util.Arrays;
 import sun.hotspot.WhiteBox;

 public class TestCMSClassUnloadingEnabledHWM {
--- a/test/hotspot/jtreg/gc/class_unloading/TestG1ClassUnloadingHWM.java
+++ b/test/hotspot/jtreg/gc/class_unloading/TestG1ClassUnloadingHWM.java
@ -39,8 +39,6 @@ package gc.class_unloading;

 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
-import java.util.ArrayList;
-import java.util.Arrays;
 import sun.hotspot.WhiteBox;

 public class TestG1ClassUnloadingHWM {
--- a/test/hotspot/jtreg/gc/concurrent_phase_control/CheckControl.java
+++ b/test/hotspot/jtreg/gc/concurrent_phase_control/CheckControl.java
@ -51,7 +51,6 @@ import java.util.List;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

--- a/test/hotspot/jtreg/gc/epsilon/TestArraycopyCheckcast.java
+++ b/test/hotspot/jtreg/gc/epsilon/TestArraycopyCheckcast.java
@ -38,8 +38,6 @@ package gc.epsilon;
 * @run main/othervm -Xmx1g -Xbatch -Xcomp -XX:-TieredCompilation  -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC gc.epsilon.TestArraycopyCheckcast
 */

-import java.util.Random;
-
 public class TestArraycopyCheckcast {

  static int COUNT = Integer.getInteger("count", 1000);
--- a/test/hotspot/jtreg/gc/epsilon/TestEpsilonEnabled.java
+++ b/test/hotspot/jtreg/gc/epsilon/TestEpsilonEnabled.java
@ -32,7 +32,6 @@ package gc.epsilon;
 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC gc.epsilon.TestEpsilonEnabled
 */

-import jdk.test.lib.Platform;
 import java.lang.management.GarbageCollectorMXBean;
 import java.lang.management.ManagementFactory;

--- a/test/hotspot/jtreg/gc/epsilon/TestMemoryMXBeans.java
+++ b/test/hotspot/jtreg/gc/epsilon/TestMemoryMXBeans.java
@ -36,7 +36,6 @@ package gc.epsilon;
 */

 import java.lang.management.*;
-import java.util.*;

 public class TestMemoryMXBeans {

--- a/test/hotspot/jtreg/gc/g1/TestEagerReclaimHumongousRegionsLog.java
+++ b/test/hotspot/jtreg/gc/g1/TestEagerReclaimHumongousRegionsLog.java
@ -39,12 +39,8 @@ package gc.g1;
 import sun.hotspot.WhiteBox;

 import java.util.Arrays;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
 import jdk.test.lib.Asserts;

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

--- a/test/hotspot/jtreg/gc/g1/TestLargePageUseForAuxMemory.java
+++ b/test/hotspot/jtreg/gc/g1/TestLargePageUseForAuxMemory.java
@ -38,9 +38,6 @@ package gc.g1;
 */

 import java.lang.Math;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
 import jdk.test.lib.Asserts;
--- a/test/hotspot/jtreg/gc/g1/TestPLABOutput.java
+++ b/test/hotspot/jtreg/gc/g1/TestPLABOutput.java
@ -41,7 +41,6 @@ import sun.hotspot.WhiteBox;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;

-import jdk.test.lib.Platform;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;

--- a/test/hotspot/jtreg/gc/g1/TestPeriodicLogMessages.java
+++ b/test/hotspot/jtreg/gc/g1/TestPeriodicLogMessages.java
@ -36,7 +36,6 @@ package gc.g1;

 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
-import jdk.test.lib.Platform;

 public class TestPeriodicLogMessages {

--- a/test/hotspot/jtreg/gc/g1/TestRemsetLoggingTools.java
+++ b/test/hotspot/jtreg/gc/g1/TestRemsetLoggingTools.java
@ -27,13 +27,10 @@ package gc.g1;
 * Common helpers for TestRemsetLogging* tests
 */

-import com.sun.management.HotSpotDiagnosticMXBean;
-import com.sun.management.VMOption;
 import sun.hotspot.WhiteBox;

 import jdk.test.lib.process.ProcessTools;
 import jdk.test.lib.process.OutputAnalyzer;
-import java.lang.management.ManagementFactory;
 import java.util.ArrayList;
 import java.util.Arrays;

--- a/test/hotspot/jtreg/gc/g1/TestShrinkAuxiliaryData.java
+++ b/test/hotspot/jtreg/gc/g1/TestShrinkAuxiliaryData.java
@ -27,7 +27,6 @@ import jdk.test.lib.Asserts;
 import jdk.test.lib.Platform;
 import jdk.test.lib.process.ProcessTools;
 import jdk.test.lib.process.OutputAnalyzer;
-import jdk.test.lib.Utils;
 import jtreg.SkippedException;

 import java.io.IOException;
@ -36,7 +35,6 @@ import java.lang.management.MemoryUsage;
 import java.text.DecimalFormat;
 import java.text.DecimalFormatSymbols;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
--- a/test/hotspot/jtreg/gc/g1/TestStringDeduplicationTools.java
+++ b/test/hotspot/jtreg/gc/g1/TestStringDeduplicationTools.java
@ -27,9 +27,7 @@ package gc.g1;
 * Common code for string deduplication tests
 */

-import java.lang.management.*;
 import java.lang.reflect.*;
-import java.security.*;
 import java.util.*;
 import jdk.test.lib.process.ProcessTools;
 import jdk.test.lib.process.OutputAnalyzer;
--- a/test/hotspot/jtreg/gc/g1/TestVerifyGCType.java
+++ b/test/hotspot/jtreg/gc/g1/TestVerifyGCType.java
@ -38,7 +38,6 @@ import java.util.ArrayList;
 import java.util.Collections;

 import jdk.test.lib.Asserts;
-import jdk.test.lib.Utils;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
 import sun.hotspot.WhiteBox;
--- a/test/hotspot/jtreg/gc/g1/mixedgc/TestOldGenCollectionUsage.java
+++ b/test/hotspot/jtreg/gc/g1/mixedgc/TestOldGenCollectionUsage.java
@ -42,8 +42,6 @@ import sun.hotspot.WhiteBox;

 import java.util.ArrayList;
 import java.util.List;
-import java.util.Collections;
-
 import java.lang.management.*;

 // 8195115 says that for the "G1 Old Gen" MemoryPool, CollectionUsage.used
--- a/test/hotspot/jtreg/gc/logging/TestDeprecatedPrintFlags.java
+++ b/test/hotspot/jtreg/gc/logging/TestDeprecatedPrintFlags.java
@ -36,10 +36,8 @@ package gc.logging;

 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
-import java.io.File;
 import java.nio.file.Files;
 import java.nio.file.Paths;
-import java.util.List;
 import java.util.stream.Collectors;

 public class TestDeprecatedPrintFlags {
--- a/test/hotspot/jtreg/gc/logging/TestMetaSpaceLog.java
+++ b/test/hotspot/jtreg/gc/logging/TestMetaSpaceLog.java
@ -27,7 +27,6 @@ package gc.logging;
 import java.io.File;
 import java.net.URL;
 import java.net.URLClassLoader;
-import java.util.List;
 import java.util.function.Predicate;
 import java.util.regex.Pattern;
 import java.util.regex.Matcher;
--- a/test/hotspot/jtreg/gc/logging/TestPrintReferences.java
+++ b/test/hotspot/jtreg/gc/logging/TestPrintReferences.java
@ -36,8 +36,6 @@ package gc.logging;

 import java.lang.ref.SoftReference;
 import java.math.BigDecimal;
-import java.util.ArrayList;
-
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
 import java.util.regex.Pattern;
--- a/test/hotspot/jtreg/gc/metaspace/TestMetaspaceMemoryPool.java
+++ b/test/hotspot/jtreg/gc/metaspace/TestMetaspaceMemoryPool.java
@ -26,8 +26,6 @@ package gc.metaspace;
 import java.util.List;
 import java.lang.management.*;
 import jdk.test.lib.Platform;
-import jdk.test.lib.process.ProcessTools;
-import jdk.test.lib.process.OutputAnalyzer;
 import static jdk.test.lib.Asserts.*;

 /* @test TestMetaspaceMemoryPool
--- a/test/hotspot/jtreg/gc/metaspace/TestPerfCountersAndMemoryPools.java
+++ b/test/hotspot/jtreg/gc/metaspace/TestPerfCountersAndMemoryPools.java
@ -28,7 +28,6 @@ import java.lang.management.*;

 import jdk.test.lib.Platform;
 import static jdk.test.lib.Asserts.*;
-import gc.testlibrary.PerfCounter;
 import gc.testlibrary.PerfCounters;

 /* @test TestPerfCountersAndMemoryPools
--- a/test/hotspot/jtreg/gc/nvdimm/TestHumongousObjectsOnNvdimm.java
+++ b/test/hotspot/jtreg/gc/nvdimm/TestHumongousObjectsOnNvdimm.java
@ -41,7 +41,6 @@ import jdk.test.lib.Asserts;
 import sun.hotspot.WhiteBox;

 import java.util.ArrayList;
-import java.util.List;
 import java.util.Collections;
 import gc.testlibrary.Helpers;

--- a/test/hotspot/jtreg/gc/nvdimm/TestOldObjectsOnNvdimm.java
+++ b/test/hotspot/jtreg/gc/nvdimm/TestOldObjectsOnNvdimm.java
@ -41,7 +41,6 @@ import jdk.test.lib.Asserts;
 import sun.hotspot.WhiteBox;

 import java.util.ArrayList;
-import java.util.List;
 import java.util.Collections;

 /*
--- a/test/hotspot/jtreg/gc/nvdimm/TestYoungObjectsOnDram.java
+++ b/test/hotspot/jtreg/gc/nvdimm/TestYoungObjectsOnDram.java
@ -41,7 +41,6 @@ import jdk.test.lib.Asserts;
 import sun.hotspot.WhiteBox;

 import java.util.ArrayList;
-import java.util.List;
 import java.util.Collections;

 /**
--- a/test/hotspot/jtreg/gc/stress/gclocker/TestGCLocker.java
+++ b/test/hotspot/jtreg/gc/stress/gclocker/TestGCLocker.java
@ -30,7 +30,6 @@ package gc.stress.gclocker;
 import java.lang.management.MemoryPoolMXBean;
 import java.lang.management.ManagementFactory;
 import java.lang.management.MemoryUsage;
-import java.nio.ByteBuffer;
 import java.util.ArrayDeque;
 import java.util.HashMap;
 import java.util.List;
--- a/test/hotspot/jtreg/gc/stress/systemgc/TestSystemGC.java
+++ b/test/hotspot/jtreg/gc/stress/systemgc/TestSystemGC.java
@ -26,7 +26,6 @@ package gc.stress.systemgc;
 // A test that stresses a full GC by allocating objects of different lifetimes
 // and concurrently calling System.gc().

-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.TreeMap;
--- a/test/hotspot/jtreg/gc/whitebox/TestConcMarkCycleWB.java
+++ b/test/hotspot/jtreg/gc/whitebox/TestConcMarkCycleWB.java
@ -38,7 +38,6 @@ package gc.whitebox;
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC gc.whitebox.TestConcMarkCycleWB
 * @summary Verifies that ConcurrentMarking-related WB works properly
 */
-import static jdk.test.lib.Asserts.assertFalse;
 import static jdk.test.lib.Asserts.assertTrue;
 import sun.hotspot.WhiteBox;