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src/java.desktop/share/classes/java/beans/MetaData.java

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   1 /*
   2  * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 739                 args = new Object[]{ch, onKeyRelease};
 740             }
 741         }
 742         if (args == null) {
 743             throw new IllegalStateException("Unsupported KeyStroke: " + key);
 744         }
 745         Class<?> type = key.getClass();
 746         String name = type.getName();
 747         // get short name of the class
 748         int index = name.lastIndexOf('.') + 1;
 749         if (index > 0) {
 750             name = name.substring(index);
 751         }
 752         return new Expression( key, type, "get" + name, args );
 753     }
 754 }
 755 
 756 static class StaticFieldsPersistenceDelegate extends PersistenceDelegate {
 757     protected void installFields(Encoder out, Class<?> cls) {
 758         if (Modifier.isPublic(cls.getModifiers()) && isPackageAccessible(cls)) {
 759             Field fields[] = cls.getFields();
 760             for(int i = 0; i < fields.length; i++) {
 761                 Field field = fields[i];
 762                 // Don't install primitives, their identity will not be preserved
 763                 // by wrapping.
 764                 if (Object.class.isAssignableFrom(field.getType())) {
 765                     out.writeExpression(new Expression(field, "get", new Object[]{null}));
 766                 }
 767             }
 768         }
 769     }
 770 
 771     protected Expression instantiate(Object oldInstance, Encoder out) {
 772         throw new RuntimeException("Unrecognized instance: " + oldInstance);
 773     }
 774 
 775     public void writeObject(Object oldInstance, Encoder out) {
 776         if (out.getAttribute(this) == null) {
 777             out.setAttribute(this, Boolean.TRUE);
 778             installFields(out, oldInstance.getClass());
 779         }


   1 /*
   2  * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 739                 args = new Object[]{ch, onKeyRelease};
 740             }
 741         }
 742         if (args == null) {
 743             throw new IllegalStateException("Unsupported KeyStroke: " + key);
 744         }
 745         Class<?> type = key.getClass();
 746         String name = type.getName();
 747         // get short name of the class
 748         int index = name.lastIndexOf('.') + 1;
 749         if (index > 0) {
 750             name = name.substring(index);
 751         }
 752         return new Expression( key, type, "get" + name, args );
 753     }
 754 }
 755 
 756 static class StaticFieldsPersistenceDelegate extends PersistenceDelegate {
 757     protected void installFields(Encoder out, Class<?> cls) {
 758         if (Modifier.isPublic(cls.getModifiers()) && isPackageAccessible(cls)) {
 759             Field[] fields = cls.getFields();
 760             for(int i = 0; i < fields.length; i++) {
 761                 Field field = fields[i];
 762                 // Don't install primitives, their identity will not be preserved
 763                 // by wrapping.
 764                 if (Object.class.isAssignableFrom(field.getType())) {
 765                     out.writeExpression(new Expression(field, "get", new Object[]{null}));
 766                 }
 767             }
 768         }
 769     }
 770 
 771     protected Expression instantiate(Object oldInstance, Encoder out) {
 772         throw new RuntimeException("Unrecognized instance: " + oldInstance);
 773     }
 774 
 775     public void writeObject(Object oldInstance, Encoder out) {
 776         if (out.getAttribute(this) == null) {
 777             out.setAttribute(this, Boolean.TRUE);
 778             installFields(out, oldInstance.getClass());
 779         }


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