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test/gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java

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   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test CompressedClassSpaceSizeInJmapHeap
  26  * @bug 8004924
  27  * @summary Checks that jmap -heap contains the flag CompressedClassSpaceSize
  28  * @library /testlibrary

  29  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:CompressedClassSpaceSize=50m CompressedClassSpaceSizeInJmapHeap
  30  */
  31 
  32 import com.oracle.java.testlibrary.*;
  33 import java.nio.file.*;
  34 import java.io.File;
  35 import java.nio.charset.Charset;
  36 import java.util.List;
  37 
  38 public class CompressedClassSpaceSizeInJmapHeap {
  39     public static void main(String[] args) throws Exception {
  40         if (!Platform.is64bit()) {
  41             // Compressed Class Space is only available on 64-bit JVMs
  42             return;
  43         }
  44         if (!Platform.shouldSAAttach()) {
  45             System.out.println("SA attach not expected to work - test skipped.");
  46             return;
  47         }
  48 




   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test CompressedClassSpaceSizeInJmapHeap
  26  * @bug 8004924
  27  * @summary Checks that jmap -heap contains the flag CompressedClassSpaceSize
  28  * @library /testlibrary
  29  * @build com.oracle.java.testlibrary.*
  30  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:CompressedClassSpaceSize=50m CompressedClassSpaceSizeInJmapHeap
  31  */
  32 
  33 import com.oracle.java.testlibrary.*;
  34 import java.nio.file.*;
  35 import java.io.File;
  36 import java.nio.charset.Charset;
  37 import java.util.List;
  38 
  39 public class CompressedClassSpaceSizeInJmapHeap {
  40     public static void main(String[] args) throws Exception {
  41         if (!Platform.is64bit()) {
  42             // Compressed Class Space is only available on 64-bit JVMs
  43             return;
  44         }
  45         if (!Platform.shouldSAAttach()) {
  46             System.out.println("SA attach not expected to work - test skipped.");
  47             return;
  48         }
  49 


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