10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 */
24
25 /*
26 * @test
27 * @summary Test of diagnostic command VM.classloaders
28 * @library /test/lib
29 * @modules java.base/jdk.internal.misc
30 * java.compiler
31 * java.management
32 * jdk.internal.jvmstat/sun.jvmstat.monitor
33 * @run testng ClassLoaderHierarchyTest
34 */
35
36 import org.testng.Assert;
37 import org.testng.annotations.Test;
38
39 import jdk.test.lib.process.OutputAnalyzer;
40 import jdk.test.lib.dcmd.CommandExecutor;
41 import jdk.test.lib.dcmd.JMXExecutor;
42
43 import java.io.File;
44 import java.io.FileInputStream;
45 import java.io.IOException;
46 import java.nio.ByteBuffer;
47 import java.nio.channels.FileChannel;
48
49 public class ClassLoaderHierarchyTest {
50
51 //+-- <bootstrap>
80 Class<?> c3 = Class.forName("TestClass2", true, named_child_cl);
81 if (c3.getClassLoader() != named_child_cl) {
82 Assert.fail("TestClass defined by wrong classloader: " + c3.getClassLoader());
83 }
84
85 // First test: simple output, no classes displayed
86 OutputAnalyzer output = executor.execute("VM.classloaders");
87 output.shouldContain("<bootstrap>");
88 output.shouldMatch(".*TestClassLoader");
89 output.shouldMatch("Kevin.*TestClassLoader");
90 output.shouldMatch("Bill.*TestClassLoader");
91
92 // Second test: print with classes.
93 output = executor.execute("VM.classloaders show-classes");
94 output.shouldContain("<bootstrap>");
95 output.shouldContain("java.lang.Object");
96 output.shouldMatch(".*TestClassLoader");
97 output.shouldMatch("Kevin.*TestClassLoader");
98 output.shouldMatch("Bill.*TestClassLoader");
99 output.shouldContain("TestClass2");
100 output.shouldContain("Weak Hidden Classes:");
101 }
102
103 static class TestClassLoader extends ClassLoader {
104
105 public TestClassLoader() {
106 super();
107 }
108
109 public TestClassLoader(String name, ClassLoader parent) {
110 super(name, parent);
111 }
112
113 public static final String CLASS_NAME = "TestClass2";
114
115 static ByteBuffer readClassFile(String name)
116 {
117 File f = new File(System.getProperty("test.classes", "."),
118 name);
119 try (FileInputStream fin = new FileInputStream(f);
120 FileChannel fc = fin.getChannel())
|
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 */
24
25 /*
26 * @test
27 * @summary Test of diagnostic command VM.classloaders
28 * @library /test/lib
29 * @modules java.base/jdk.internal.misc
30 * jdk.compiler
31 * jdk.internal.jvmstat/sun.jvmstat.monitor
32 * @run testng ClassLoaderHierarchyTest
33 */
34
35 import org.testng.Assert;
36 import org.testng.annotations.Test;
37
38 import jdk.test.lib.process.OutputAnalyzer;
39 import jdk.test.lib.dcmd.CommandExecutor;
40 import jdk.test.lib.dcmd.JMXExecutor;
41
42 import java.io.File;
43 import java.io.FileInputStream;
44 import java.io.IOException;
45 import java.nio.ByteBuffer;
46 import java.nio.channels.FileChannel;
47
48 public class ClassLoaderHierarchyTest {
49
50 //+-- <bootstrap>
79 Class<?> c3 = Class.forName("TestClass2", true, named_child_cl);
80 if (c3.getClassLoader() != named_child_cl) {
81 Assert.fail("TestClass defined by wrong classloader: " + c3.getClassLoader());
82 }
83
84 // First test: simple output, no classes displayed
85 OutputAnalyzer output = executor.execute("VM.classloaders");
86 output.shouldContain("<bootstrap>");
87 output.shouldMatch(".*TestClassLoader");
88 output.shouldMatch("Kevin.*TestClassLoader");
89 output.shouldMatch("Bill.*TestClassLoader");
90
91 // Second test: print with classes.
92 output = executor.execute("VM.classloaders show-classes");
93 output.shouldContain("<bootstrap>");
94 output.shouldContain("java.lang.Object");
95 output.shouldMatch(".*TestClassLoader");
96 output.shouldMatch("Kevin.*TestClassLoader");
97 output.shouldMatch("Bill.*TestClassLoader");
98 output.shouldContain("TestClass2");
99 output.shouldContain("Hidden Classes:");
100 }
101
102 static class TestClassLoader extends ClassLoader {
103
104 public TestClassLoader() {
105 super();
106 }
107
108 public TestClassLoader(String name, ClassLoader parent) {
109 super(name, parent);
110 }
111
112 public static final String CLASS_NAME = "TestClass2";
113
114 static ByteBuffer readClassFile(String name)
115 {
116 File f = new File(System.getProperty("test.classes", "."),
117 name);
118 try (FileInputStream fin = new FileInputStream(f);
119 FileChannel fc = fin.getChannel())
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