1 /*

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     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     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).

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    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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    23 

    24 

    25 /*

    26  * @test

    27  * @bug 4853450 5055963

    28  * @summary InterfaceType tests

    29  * @library ../../lib

    30  * @run main/othervm InterfaceTyp

    31  */

    32 

    33 

    34 import java.util.*;

    35 import com.sun.mirror.declaration.*;

    36 import com.sun.mirror.type.*;

    37 import com.sun.mirror.util.*;

    38 

    39 

    40 public class InterfaceTyp<T1,T2> extends Tester {

    41 

    42     public static void main(String[] args) {

    43         (new InterfaceTyp()).run();

    44     }

    45 

    46 

    47     // Declarations used by tests

    48 

    49     interface I1<S> extends Set<String> {

    50         interface I2<R> {

    51         }

    52     }

    53 

    54 

    55     // Generate some interface types to test

    56     private I1<T1> f0;

    57     private I1<String> f1;

    58     private I1 f2;

    59     private I1.I2<String> f3;

    60     private I1.I2 f4;

    61     private I1<T1> f5;

    62     private I3<T1> f6;

    63     private static final int NUMTYPES = 7;

    64 

    65     // Type mirrors corresponding to the types of the above fields

    66     private InterfaceType[] t = new InterfaceType[NUMTYPES];

    67 

    68     protected void init() {

    69         for (int i = 0; i < t.length; i++) {

    70             t[i] = (InterfaceType) getField("f"+i).getType();

    71         }

    72     }

    73 

    74 

    75     // TypeMirror methods

    76 

    77     @Test(result="interface")

    78     Collection<String> accept() {

    79         final Collection<String> res = new ArrayList<String>();

    80 

    81         t[0].accept(new SimpleTypeVisitor() {

    82             public void visitReferenceType(ReferenceType t) {

    83                 res.add("ref type");

    84             }

    85             public void visitClassType(ClassType t) {

    86                 res.add("class");

    87             }

    88             public void visitInterfaceType(InterfaceType t) {

    89                 res.add("interface");

    90             }

    91         });

    92         return res;

    93     }

    94 

    95     @Test(result="true")

    96     boolean equals1() {

    97         return t[0].equals(t[0]);

    98     }

    99 

   100     @Test(result="false")

   101     boolean equals2() {

   102         return t[0].equals(t[1]);

   103     }

   104 

   105     // Raw type is not same as type instantiated with unbounded type var.

   106     @Test(result="false")

   107     boolean equals3() {

   108         return t[0].equals(t[2]);

   109     }

   110 

   111     // I1<T1> is same type as I1<T1>

   112     @Test(result="true")

   113     boolean equals4() {

   114         return t[0].equals(t[5]);

   115     }

   116 

   117     @Test(result={

   118               "InterfaceTyp.I1<T1>",

   119               "InterfaceTyp.I1<java.lang.String>",

   120               "InterfaceTyp.I1",

   121               "InterfaceTyp.I1.I2<java.lang.String>",

   122               "InterfaceTyp.I1.I2",

   123               "InterfaceTyp.I1<T1>",

   124               "I3<T1>"

   125           },

   126           ordered=true)

   127     Collection<String> toStringTests() {

   128         Collection<String> res = new ArrayList<String>();

   129         for (InterfaceType i : t) {

   130             res.add(i.toString());

   131         }

   132         return res;

   133     }

   134 

   135 

   136     // DeclaredType methods

   137 

   138     @Test(result={"T1"})

   139     Collection<TypeMirror> getActualTypeArguments1() {

   140         return t[0].getActualTypeArguments();

   141     }

   142 

   143     @Test(result={})

   144     Collection<TypeMirror> getActualTypeArguments2() {

   145         return t[2].getActualTypeArguments();

   146     }

   147 

   148     @Test(result={"java.lang.String"})

   149     Collection<TypeMirror> getActualTypeArguments3() {

   150         return t[3].getActualTypeArguments();

   151     }

   152 

   153     @Test(result="InterfaceTyp")

   154     DeclaredType getContainingType1() {

   155         return t[0].getContainingType();

   156     }

   157 

   158     @Test(result="InterfaceTyp.I1")

   159     DeclaredType getContainingType2() {

   160         return t[3].getContainingType();

   161     }

   162 

   163     @Test(result="null")

   164     DeclaredType getContainingTypeTopLevel() {

   165         return t[6].getContainingType();

   166     }

   167 

   168     @Test(result={"java.util.Set<java.lang.String>"})

   169     Collection<InterfaceType> getSuperinterfaces() {

   170         return t[0].getSuperinterfaces();

   171     }

   172 

   173 

   174 

   175     // InterfaceType method

   176 

   177     @Test(result="InterfaceTyp.I1<S>")

   178     InterfaceDeclaration getDeclaration1() {

   179         return t[0].getDeclaration();

   180     }

   181 

   182     @Test(result="InterfaceTyp.I1.I2<R>")

   183     InterfaceDeclaration getDeclaration2a() {

   184         return t[3].getDeclaration();

   185     }

   186 

   187     @Test(result="InterfaceTyp.I1.I2<R>")

   188     InterfaceDeclaration getDeclaration2b() {

   189         return t[4].getDeclaration();

   190     }

   191 

   192     @Test(result="true")

   193     boolean getDeclarationCaching() {

   194         return t[0].getDeclaration() == t[5].getDeclaration();

   195     }

   196 }

   197 

   198 

   199 // A top-level interface used by tests.

   200 

   201 interface I3<T> {

   202 }