/* * Copyright (c) 2008, 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.
*/
privatestaticvoid validate(XMLDecoder decoder, Class type) { if (!type.equals(decoder.readObject().getClass())) { thrownew Error("unexpected class");
}
}
/** * All ambiguous method declarations should fail.
*/ publicstaticclass A { publicvoid m(X x1, X x2) { thrownew Error("A.m(X,X) should not be called");
}
publicvoid m(X x1, Y y2) { thrownew Error("A.m(X,Y) should not be called");
}
publicvoid m(Y y1, X x2) { thrownew Error("A.m(Y,X) should not be called");
}
}
/** * The most specific method in this case would be the second declaration.
*/ publicstaticclass B { publicvoid m(X x1, X x2) { thrownew Error("B.m(X,X) should not be called");
}
publicvoid m(X x1, Y y2) { // expected: B.m(X,Y) should be called
}
}
/** * The most specific method in this case would be the first declaration.
*/ publicstaticclass C { publicvoid m(Y y1, Y y2) { // expected: C.m(Y,Y) should be called
}
publicvoid m(X x1, X x2) { thrownew Error("C.m(X,X) should not be called");
}
}
/** * Same as the previous case but flip methods.
*/ publicstaticclass D { publicvoid m(X x1, X x2) { thrownew Error("D.m(X,X) should not be called");
}
publicvoid m(Y y1, Y y2) { // expected: D.m(Y,Y) should be called
}
}
/** * The method should be called with (Z,Z).
*/ publicstaticclass E { publicvoid m(X x1, X x2) { // expected: E.m(X,X) should be called
}
}
publicstaticclass X {
}
publicstaticclass Y extends X {
}
publicstaticclass Z extends Y {
}
}
Messung V0.5
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