| /* |
| * Copyright (c) 2002, 2010, 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.Set ; |
| import java.util.Iterator ; |
| import java.util.Properties ; |
| |
| import java.security.PrivilegedExceptionAction ; |
| import java.security.PrivilegedActionException ; |
| import java.security.AccessController ; |
| |
| import java.lang.reflect.Field ; |
| |
| import org.omg.CORBA.INTERNAL ; |
| |
| import com.sun.corba.se.spi.logging.CORBALogDomains ; |
| |
| import com.sun.corba.se.impl.logging.ORBUtilSystemException ; |
| |
| import com.sun.corba.se.impl.orbutil.ObjectUtility ; |
| |
| // 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 ParserImplBase { |
| private ORBUtilSystemException wrapper ; |
| |
| protected abstract PropertyParser makeParser() ; |
| |
| /** Override this method if there is some needed initialization |
| * that takes place after argument parsing. It is always called |
| * at the end of setFields. |
| */ |
| protected void complete() |
| { |
| } |
| |
| public ParserImplBase() |
| { |
| // Do nothing in this case: no parsing takes place |
| wrapper = ORBUtilSystemException.get( |
| CORBALogDomains.ORB_LIFECYCLE ) ; |
| } |
| |
| public void init( DataCollector coll ) |
| { |
| PropertyParser parser = makeParser() ; |
| coll.setParser( parser ) ; |
| Properties props = coll.getProperties() ; |
| Map map = parser.parse( props ) ; |
| setFields( map ) ; |
| } |
| |
| private Field getAnyField( String name ) |
| { |
| Field result = null ; |
| |
| try { |
| Class cls = this.getClass() ; |
| result = cls.getDeclaredField( name ) ; |
| while (result == null) { |
| cls = cls.getSuperclass() ; |
| if (cls == null) |
| break ; |
| |
| result = cls.getDeclaredField( name ) ; |
| } |
| } catch (Exception exc) { |
| throw wrapper.fieldNotFound( exc, name ) ; |
| } |
| |
| if (result == null) |
| throw wrapper.fieldNotFound( name ) ; |
| |
| return result ; |
| } |
| |
| protected void setFields( Map map ) |
| { |
| Set entries = map.entrySet() ; |
| Iterator iter = entries.iterator() ; |
| while (iter.hasNext()) { |
| java.util.Map.Entry entry = (java.util.Map.Entry)(iter.next()) ; |
| final String name = (String)(entry.getKey()) ; |
| final Object value = entry.getValue() ; |
| |
| try { |
| AccessController.doPrivileged( |
| new PrivilegedExceptionAction() { |
| public Object run() throws IllegalAccessException, |
| IllegalArgumentException |
| { |
| Field field = getAnyField( name ) ; |
| field.setAccessible( true ) ; |
| field.set( ParserImplBase.this, value ) ; |
| return null ; |
| } |
| } |
| ) ; |
| } catch (PrivilegedActionException exc) { |
| // Since exc wraps the actual exception, use exc.getCause() |
| // instead of exc. |
| throw wrapper.errorSettingField( exc.getCause(), name, |
| value.toString() ) ; |
| } |
| } |
| |
| // Make sure that any extra initialization takes place after all the |
| // fields are set from the map. |
| complete() ; |
| } |
| } |