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21 
22 
23 
24 package com.sun.star.lib.uno.bridges.javaremote;
25 
26 import com.sun.star.bridge.XInstanceProvider;
27 import com.sun.star.lib.TestBed;
28 import com.sun.star.lib.uno.typeinfo.MethodTypeInfo;
29 import com.sun.star.lib.uno.typeinfo.TypeInfo;
30 import com.sun.star.uno.UnoRuntime;
31 import com.sun.star.uno.XComponentContext;
32 import com.sun.star.uno.XInterface;
33 
34 import org.junit.Test;
35 import static org.junit.Assert.*;
36 
37 public final class Bug92174_Test {
38     @Test
test()39     public void test() throws Exception {
40         assertTrue("test",
41                new TestBed().execute(new Provider(), false, Client.class, 0));
42     }
43 
44     public static final class Client extends TestBed.Client {
main(String[] args)45         public static void main(String[] args) {
46             new Client().execute();
47         }
48 
run(XComponentContext context)49         protected boolean run(XComponentContext context) throws Throwable {
50             XTransport t = UnoRuntime.queryInterface(
51                 XTransport.class, getBridge(context).getInstance("Transport"));
52             t.setDerived(new XDerived() {
53                     public void fn() {}
54                 });
55             t.getBase().fn();
56             return true;
57         }
58     }
59 
60     private static final class Provider implements XInstanceProvider {
getInstance(String instanceName)61         public Object getInstance(String instanceName) {
62             return new XTransport() {
63                     public XBase getBase() {
64                         return derived;
65                     }
66 
67                     public synchronized void setDerived(XDerived derived) {
68                         this.derived = derived;
69                     }
70 
71                     private XDerived derived = null;
72                 };
73         }
74     }
75 
76     public interface XBase extends XInterface {
77         void fn();
78 
79         TypeInfo[] UNOTYPEINFO = { new MethodTypeInfo("fn", 0, 0) };
80     }
81 
82     public interface XDerived extends XBase {
83         TypeInfo[] UNOTYPEINFO = null;
84     }
85 
86     public interface XTransport extends XInterface {
87         XBase getBase();
88 
89         void setDerived(XDerived derived);
90 
91         TypeInfo[] UNOTYPEINFO = { new MethodTypeInfo("getBase", 0, 0),
92                                    new MethodTypeInfo("setDerived", 1, 0) };
93     }
94 }
95