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src/jdk.internal.vm.compiler/share/classes/jdk.internal.vm.compiler.word/src/jdk/internal/vm/compiler/word/impl/WordBoxFactory.java

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rev 52509 : [mq]: graal2


   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 
  24 
















  25 package jdk.internal.vm.compiler.word.impl;
  26 
  27 import jdk.internal.vm.compiler.word.WordBase;
  28 
  29 /**
  30  * Base class for a factory to create boxed {@link Word} instances. A concrete subclass must
  31  * initialize {@link #boxFactory}.
  32  */
  33 public abstract class WordBoxFactory {
  34 
  35     protected static WordBoxFactory boxFactory;
  36 
  37     protected abstract <T extends WordBase> T boxImpl(long val);
  38 
  39     public static <T extends WordBase> T box(long val) {
  40         return boxFactory.boxImpl(val);
  41     }
  42 }


   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 
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  40 
  41 package jdk.internal.vm.compiler.word.impl;
  42 
  43 import jdk.internal.vm.compiler.word.WordBase;
  44 
  45 /**
  46  * Base class for a factory to create boxed {@link Word} instances. A concrete subclass must
  47  * initialize {@link #boxFactory}.
  48  */
  49 public abstract class WordBoxFactory {
  50 
  51     protected static WordBoxFactory boxFactory;
  52 
  53     protected abstract <T extends WordBase> T boxImpl(long val);
  54 
  55     public static <T extends WordBase> T box(long val) {
  56         return boxFactory.boxImpl(val);
  57     }
  58 }
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