stan/jdk-24
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

8075165: Group 14c: golden files for tests in tools/javac/generics/wildcards dir

Browse Source 
Reviewed-by: jjg, vromero
This commit is contained in:
Sonali Goel 2015-05-15 17:12:58 -07:00
parent 395f1173a9
commit 8f711841fa
14 changed files with 37 additions and 559 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
langtools/test/tools/javac/generics/wildcards/neg/CastWarn2.java → langtools/test/tools/javac/generics/wildcards/neg/CastWarn.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -24,15 +24,15 @@
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @summary Test casts (warning)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn2.java
* @compile/ref=CastWarn.out -XDrawDiagnostics -Xlint:unchecked CastWarn.java
*/
import java.util.*;
class CastTest {
class CastWarn {
// --- Disjoint ---
@ -43,7 +43,24 @@ class CastTest {
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
// Classes
o = (DA<? extends Runnable>) (DA<? extends Number>) null; // <<warn 2>>
}
o = (DA<? super Integer>) (DA<? extends Number>) null; // <<warn 3>>
o = (DA<? super String>) (DA<? super Number>) null; // <<warn 4>>
// Typevars
o = (DA<? extends Integer>) (DA<N>) null; // <<warn 5>>
o = (DA<I>) (DA<? extends Number>) null; // <<warn 6>>
o = (DA<N>) (DA<? extends Integer>) null; // <<warn 7>>
o = (DA<N>) (DA<? extends Runnable>) null; // <<warn 8>>
o = (DA<N>) (DA<I>) null; // <<warn 9>>
o = (DA<N>) (DA<R>) null; // <<warn 10>>
// Raw (asymmetrical!)
o = (DA<Number>) (DB) null; // <<warn 11>>
o = (DA<? extends Number>) (DB) null; // <<warn 12>>
o = (DB<Number>) (DA) null; // <<warn 13>>
o = (DB<? extends Number>) (DA) null; // <<warn 14>>
}
}

14
langtools/test/tools/javac/generics/wildcards/neg/CastWarn.out Normal file
View File

@ -0,0 +1,14 @@
CastWarn.java:47:38: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? extends java.lang.Number>, CastWarn.DA<? extends java.lang.Runnable>
CastWarn.java:48:35: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? extends java.lang.Number>, CastWarn.DA<? super java.lang.Integer>
CastWarn.java:49:34: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? super java.lang.Number>, CastWarn.DA<? super java.lang.String>
CastWarn.java:52:37: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<N>, CastWarn.DA<? extends java.lang.Integer>
CastWarn.java:53:21: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? extends java.lang.Number>, CastWarn.DA<I>
CastWarn.java:54:21: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? extends java.lang.Integer>, CastWarn.DA<N>
CastWarn.java:55:21: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<compiler.misc.type.captureof: 1, ? extends java.lang.Runnable>, CastWarn.DA<N>
CastWarn.java:57:21: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<I>, CastWarn.DA<N>
CastWarn.java:58:21: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA<R>, CastWarn.DA<N>
CastWarn.java:61:26: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DB, CastWarn.DA<java.lang.Number>
CastWarn.java:62:36: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DB, CastWarn.DA<? extends java.lang.Number>
CastWarn.java:63:26: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA, CastWarn.DB<java.lang.Number>
CastWarn.java:64:36: compiler.warn.prob.found.req: (compiler.misc.unchecked.cast.to.type), CastWarn.DA, CastWarn.DB<? extends java.lang.Number>
13 warnings

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn10.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn10.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<N>) (DA<R>) null; // <<warn 10>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn11.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn11.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<Number>) (DB) null; // <<warn 11>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn12.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn12.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<? extends Number>) (DB) null; // <<warn 12>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn13.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn13.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DB<Number>) (DA) null; // <<warn 13>>
}
}

16
langtools/test/tools/javac/generics/wildcards/neg/CastWarn14.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -139,43 +139,29 @@ class CastTest {
o = (DA<? super Number>) (DA<Integer>) null; // <<fail 16>>
o = (DA<?>) (DA<Integer>) null; // <<pass>>
o = (DA<? extends Runnable>) (DA<? extends Number>) null; // <<warn 2>>
o = (DA<? extends Runnable>) (DA<? extends String>) null; // <<fail 17>>
o = (DA<? super Integer>) (DA<? extends Number>) null; // <<warn 3>>
o = (DA<? super Number>) (DA<? extends Integer>) null; // <<fail 18>>
o = (DA<?>) (DA<? extends Integer>) null; // <<pass>>
o = (DA<? super String>) (DA<? super Number>) null; // <<warn 4>>
o = (DA<?>) (DA<? super String>) null; // <<pass>>
o = (DA<?>) (DA<?>) null; // <<pass>>
// Typevars
o = (DA<? extends Number>) (DA<I>) null; // <<pass>>
o = (DA<? extends Integer>) (DA<N>) null; // <<warn 5>>
o = (DA<? extends String>) (DA<I>) null; // <<fail 19>>
o = (DA<I>) (DA<? extends Number>) null; // <<warn 6>>
o = (DA<N>) (DA<? extends Integer>) null; // <<warn 7>>
o = (DA<N>) (DA<? extends Runnable>) null; // <<warn 8>>
o = (DA<N>) (DA<I>) null; // <<warn 9>>
o = (DA<N>) (DA<R>) null; // <<warn 10>>
o = (DA<S>) (DA<R>) null; // <<fail 20>>
// Raw (asymmetrical!)
o = (DA) (DB<Number>) null; // <<pass>>
o = (DA<Number>) (DB) null; // <<warn 11>>
o = (DA<?>) (DB) null; // <<pass>>
o = (DA<? extends Object>) (DB) null; // <<pass>>
o = (DA<? extends Number>) (DB) null; // <<warn 12>>
o = (DB) (DA<Number>) null; // <<pass>>
o = (DB<Number>) (DA) null; // <<warn 13>>
o = (DB<?>) (DA) null; // <<pass>>
o = (DB<? extends Object>) (DA) null; // <<pass>>
o = (DB<? extends Number>) (DA) null; // <<warn 14>>
o = (DC<?>) (DA<?>) null; // <<pass>>
o = (DC<?>) (DA<? super String>) null; // <<fail 21>>

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn3.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn3.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<? super Integer>) (DA<? extends Number>) null; // <<warn 3>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn4.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn4.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<? super String>) (DA<? super Number>) null; // <<warn 4>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn5.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn5.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<? extends Integer>) (DA<N>) null; // <<warn 5>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn6.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn6.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<I>) (DA<? extends Number>) null; // <<warn 6>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn7.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn7.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<N>) (DA<? extends Integer>) null; // <<warn 7>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn8.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn8.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<N>) (DA<? extends Runnable>) null; // <<warn 8>>
}
}

49
langtools/test/tools/javac/generics/wildcards/neg/CastWarn9.java
View File

@ -1,49 +0,0 @@
/*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4916607
* @summary Test casts (legal, warning, and errors)
* @author gafter
*
* @compile/fail -Werror -Xlint:unchecked CastWarn9.java
*/
import java.util.*;
class CastTest {
// --- Disjoint ---
private interface DA<T> { }
private interface DB<T> extends DA<T> { }
private interface DC<T> extends DA<Integer> { }
private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {
Object o;
o = (DA<N>) (DA<I>) null; // <<warn 9>>
}
}