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23 
24 
25 /*
26  * @test
27  *
28  * @summary converted from VM Testbase nsk/jdwp/ReferenceType/Modifiers/modifiers001.
29  * VM Testbase keywords: [quick, jpda, jdwp]
30  * VM Testbase readme:
31  * DESCRIPTION
32  *     This test performs checking for
33  *         command set: ReferenceType
34  *         command: Modifiers
35  *     Test checks that debugee accept the command packet and
36  *     replies with correct reply packet. Also test checks that
37  *     reply contains expected set of class modifiers.
38  *     Test consists of two compoments:
39  *         debugger: modifiers001
40  *         debuggee: modifiers001a
41  *     First, debugger uses nsk.share support classes to launch debuggee
42  *     and obtain Transport object, that represents JDWP transport channel.
43  *     Also communication channel (IOPipe) is established between
44  *     debugger and debuggee to exchange with execution commands.
45  *     Next, debugger obtains referenceTypeID for debuggee class, which
46  *     will be used to test JDWP command.
47  *     Then, debugger creates command packet for Modifiers command with the
48  *     found referenceTypeID as an argument, writes packet to the transport
49  *     channel, and waits for a reply packet.
50  *     When reply packet is received, debugger parses the packet structure
51  *     and extracts fields info. Test checks that the received set of class
52  *     modifiers contains expected flags and does not contain unexpected ones.
53  *     Finally, debugger sends debuggee signal to quit, waits for it exits
54  *     and exits too with the proper exit code.
55  *
56  * @library /vmTestbase /test/hotspot/jtreg/vmTestbase
57  *          /test/lib
58  * @run driver jdk.test.lib.FileInstaller . .
59  * @build nsk.jdwp.ReferenceType.Modifiers.modifiers001
60  *        nsk.jdwp.ReferenceType.Modifiers.modifiers001a
61  * @run main/othervm PropertyResolvingWrapper
62  *      nsk.jdwp.ReferenceType.Modifiers.modifiers001
63  *      -arch=${os.family}-${os.simpleArch}
64  *      -verbose
65  *      -waittime=5
66  *      -debugee.vmkind=java
67  *      -transport.address=dynamic
68  *      -debugee.vmkeys="${test.vm.opts} ${test.java.opts}"
69  */
70 
71