| /* |
| * Copyright (c) 2002, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| package com.sun.corba.se.spi.orb ; |
| |
| import java.util.Map ; |
| import java.util.AbstractMap ; |
| import java.util.Set ; |
| import java.util.AbstractSet ; |
| import java.util.Iterator ; |
| import java.util.Properties ; |
| |
| import java.lang.reflect.Field ; |
| |
| import org.omg.CORBA.INTERNAL ; |
| |
| // XXX This could probably be further extended by using more reflection and |
| // a dynamic proxy that satisfies the interfaces that are inherited by the |
| // more derived class. Do we want to go that far? |
| public abstract class ParserImplTableBase extends ParserImplBase { |
| private final ParserData[] entries ; |
| |
| public ParserImplTableBase( ParserData[] entries ) |
| { |
| this.entries = entries ; |
| setDefaultValues() ; |
| } |
| |
| protected PropertyParser makeParser() |
| { |
| PropertyParser result = new PropertyParser() ; |
| for (int ctr=0; ctr<entries.length; ctr++ ) { |
| ParserData entry = entries[ctr] ; |
| entry.addToParser( result ) ; |
| } |
| |
| return result ; |
| } |
| |
| private static final class MapEntry implements Map.Entry { |
| private Object key ; |
| private Object value ; |
| |
| public MapEntry( Object key ) |
| { |
| this.key = key ; |
| } |
| |
| public Object getKey() |
| { |
| return key ; |
| } |
| |
| public Object getValue() |
| { |
| return value ; |
| } |
| |
| public Object setValue( Object value ) |
| { |
| Object result = this.value ; |
| this.value = value ; |
| return result ; |
| } |
| |
| public boolean equals( Object obj ) |
| { |
| if (!(obj instanceof MapEntry)) |
| return false ; |
| |
| MapEntry other = (MapEntry)obj ; |
| |
| return (key.equals( other.key )) && |
| (value.equals( other.value )) ; |
| } |
| |
| public int hashCode() |
| { |
| return key.hashCode() ^ value.hashCode() ; |
| } |
| } |
| |
| // Construct a map that maps field names to test or default values, |
| // then use setFields from the parent class. A map is constructed |
| // by implementing AbstractMap, which requires implementing the |
| // entrySet() method, which requires implementing a set of |
| // map entries, which requires implementing an iterator, |
| // which iterates over the ParserData, extracting the |
| // correct (key, value) pairs (nested typed lambda expression). |
| private static class FieldMap extends AbstractMap { |
| private final ParserData[] entries ; |
| private final boolean useDefault ; |
| |
| public FieldMap( ParserData[] entries, boolean useDefault ) |
| { |
| this.entries = entries ; |
| this.useDefault = useDefault ; |
| } |
| |
| public Set entrySet() |
| { |
| return new AbstractSet() |
| { |
| public Iterator iterator() |
| { |
| return new Iterator() { |
| // index of next element to return |
| int ctr = 0 ; |
| |
| public boolean hasNext() |
| { |
| return ctr < entries.length ; |
| } |
| |
| public Object next() |
| { |
| ParserData pd = entries[ctr++] ; |
| Map.Entry result = new MapEntry( pd.getFieldName() ) ; |
| if (useDefault) |
| result.setValue( pd.getDefaultValue() ) ; |
| else |
| result.setValue( pd.getTestValue() ) ; |
| return result ; |
| } |
| |
| public void remove() |
| { |
| throw new UnsupportedOperationException() ; |
| } |
| } ; |
| } |
| |
| public int size() |
| { |
| return entries.length ; |
| } |
| } ; |
| } |
| } ; |
| |
| protected void setDefaultValues() |
| { |
| Map map = new FieldMap( entries, true ) ; |
| setFields( map ) ; |
| } |
| |
| public void setTestValues() |
| { |
| Map map = new FieldMap( entries, false ) ; |
| setFields( map ) ; |
| } |
| } |