5  * This code is free software; you can redistribute it and/or modify it
   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).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.meta;
  24 
  25 import java.lang.invoke.*;
  26 import java.util.*;




  27 
  28 /**
  29  * Class for recording assumptions made during compilation.
  30  */
  31 public final class Assumptions implements Iterable<Assumptions.Assumption> {
  32 
  33     /**
  34      * Abstract base class for assumptions. An assumption assumes a property of the runtime that may
  35      * be invalidated by subsequent execution (e.g., that a class has no subclasses implementing
  36      * {@link NoFinalizableSubclass Object.finalize()}).
  37      */
  38     public abstract static class Assumption {
  39     }
  40 
  41     /**
  42      * A class for providing information that is only valid in association with a set of
  43      * {@link Assumption}s.
  44      *
  45      * @param <T>
  46      */

   5  * This code is free software; you can redistribute it and/or modify it
   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).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.meta;
  24 
  25 import java.lang.invoke.CallSite;
  26 import java.lang.invoke.MethodHandle;
  27 import java.util.Arrays;
  28 import java.util.HashSet;
  29 import java.util.Iterator;
  30 import java.util.Set;
  31 
  32 /**
  33  * Class for recording assumptions made during compilation.
  34  */
  35 public final class Assumptions implements Iterable<Assumptions.Assumption> {
  36 
  37     /**
  38      * Abstract base class for assumptions. An assumption assumes a property of the runtime that may
  39      * be invalidated by subsequent execution (e.g., that a class has no subclasses implementing
  40      * {@link NoFinalizableSubclass Object.finalize()}).
  41      */
  42     public abstract static class Assumption {
  43     }
  44 
  45     /**
  46      * A class for providing information that is only valid in association with a set of
  47      * {@link Assumption}s.
  48      *
  49      * @param <T>
  50      */