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25 
26 import java.awt.datatransfer.DataFlavor;
27 import java.awt.datatransfer.SystemFlavorMap;
28 import java.util.Arrays;
29 import java.util.Hashtable;
30 import java.util.Vector;
31 
32 /*
33  * @test
34  * @summary To test SystemFlavorMap method
35  *          getNativesForFlavor(DataFlavor flav)
36  *          with unknown DataFlavor.  Specifically test for
37  *          passing an unknown DataFlavor where two-way mapping
38  *          should be established.
39  * @author Rick Reynaga (rick.reynaga@eng.sun.com) area=Clipboard
40  * @modules java.datatransfer
41  * @run main GetNativesForNewFlavorTest
42  */
43 
44 public class GetNativesForNewFlavorTest {
45 
46     SystemFlavorMap flavorMap;
47     Vector comp1, comp2, comp3, comp4;
48     Hashtable hash;
49     int hashSize;
50 
51     String test_encoded;
52     DataFlavor test_flavor1, test_flavor2;
53     String[] test_natives_set;
54     DataFlavor[] test_flavors_set;
55 
main(String[] args)56     public static void main (String[] args) throws Exception {
57         new GetNativesForNewFlavorTest().doTest();
58     }
59 
doTest()60     public void doTest() throws Exception {
61         // Initialize DataFlavors and arrays used for test data
62         initMappings();
63 
64         boolean passed = true;
65         flavorMap = (SystemFlavorMap)SystemFlavorMap.getDefaultFlavorMap();
66 
67         // Get all the native strings and preferred DataFlavor mappings
68         hash = new Hashtable(flavorMap.getFlavorsForNatives(null));
69         hashSize = hash.size();
70 
71         // GetNativesForFlavor using unknown DataFlavor (verify 2-way mapping)
72         //
73         // If a new DataFlavor is specified, the method should establish a mapping
74         // in both directions between specified DataFlavor and an encoded
75         // version of its MIME type as its native.
76         System.out.println("GetNativesForFlavor using new DataFlavor");
77 
78         comp1 = new Vector(Arrays.asList(test_natives_set));
79         comp2 = new Vector(flavorMap.getNativesForFlavor(test_flavor1));
80 
81         comp3 = new Vector(Arrays.asList(test_flavors_set));
82         comp4 = new Vector(flavorMap.getFlavorsForNative(test_encoded));
83 
84         if ( !comp1.equals(comp2) || !comp3.equals(comp4) ) {
85             throw new RuntimeException("\n*** After passing a new DataFlavor" +
86                 "\nwith getNativesForFlavor(DataFlavor flav)" +
87                 "\nthe mapping in both directions was not established.");
88         }
89         else
90            System.out.println("GetNativesForFlavor using new DataFlavor: Test Passes");
91     }
92 
initMappings()93     public void initMappings() throws Exception {
94         //initialize mapping variables used in this test
95         //create a DataFlavor from Button class
96         test_flavor1 = new DataFlavor(Class.forName("java.awt.Button"), "Button");
97 
98         //create an Encoded String native using Button class MIME Type
99         String buttonMIME = test_flavor1.getMimeType();
100         test_encoded = SystemFlavorMap.encodeJavaMIMEType(buttonMIME);
101 
102         //create a DataFlavor from the Encoded String native
103         test_flavor2 = SystemFlavorMap.decodeDataFlavor(test_encoded);
104 
105         //create and initialize DataFlavor arrays
106         test_flavors_set = new DataFlavor[] {test_flavor1};
107 
108         //create and initialize String native arrays
109         test_natives_set = new String[] {test_encoded};
110     }
111 }
112 
113