1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/classes/com/sun/corba/se/impl/orb/PrefixParserAction.java Wed Apr 27 01:21:28 2016 +0800 1.3 @@ -0,0 +1,122 @@ 1.4 +/* 1.5 + * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. Oracle designates this 1.11 + * particular file as subject to the "Classpath" exception as provided 1.12 + * by Oracle in the LICENSE file that accompanied this code. 1.13 + * 1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.17 + * version 2 for more details (a copy is included in the LICENSE file that 1.18 + * accompanied this code). 1.19 + * 1.20 + * You should have received a copy of the GNU General Public License version 1.21 + * 2 along with this work; if not, write to the Free Software Foundation, 1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.23 + * 1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.25 + * or visit www.oracle.com if you need additional information or have any 1.26 + * questions. 1.27 + */ 1.28 + 1.29 +package com.sun.corba.se.impl.orb ; 1.30 + 1.31 +import org.omg.CORBA.INITIALIZE ; 1.32 + 1.33 +import java.util.Properties ; 1.34 +import java.util.List ; 1.35 +import java.util.LinkedList ; 1.36 +import java.util.Iterator ; 1.37 + 1.38 +import java.lang.reflect.Array ; 1.39 + 1.40 +import com.sun.corba.se.spi.orb.Operation ; 1.41 +import com.sun.corba.se.spi.orb.StringPair ; 1.42 +import com.sun.corba.se.spi.logging.CORBALogDomains ; 1.43 + 1.44 +import com.sun.corba.se.impl.orbutil.ObjectUtility ; 1.45 +import com.sun.corba.se.impl.logging.ORBUtilSystemException ; 1.46 + 1.47 +public class PrefixParserAction extends ParserActionBase { 1.48 + private Class componentType ; 1.49 + private ORBUtilSystemException wrapper ; 1.50 + 1.51 + public PrefixParserAction( String propertyName, 1.52 + Operation operation, String fieldName, Class componentType ) 1.53 + { 1.54 + super( propertyName, true, operation, fieldName ) ; 1.55 + this.componentType = componentType ; 1.56 + this.wrapper = ORBUtilSystemException.get( 1.57 + CORBALogDomains.ORB_LIFECYCLE ) ; 1.58 + } 1.59 + 1.60 + /** For each String s that matches the prefix given by getPropertyName(), 1.61 + * apply getOperation() to { suffix( s ), value } 1.62 + * and add the result to an Object[] 1.63 + * which forms the result of apply. Returns null if there are no 1.64 + * matches. 1.65 + */ 1.66 + public Object apply( Properties props ) 1.67 + { 1.68 + String prefix = getPropertyName() ; 1.69 + int prefixLength = prefix.length() ; 1.70 + if (prefix.charAt( prefixLength - 1 ) != '.') { 1.71 + prefix += '.' ; 1.72 + prefixLength++ ; 1.73 + } 1.74 + 1.75 + List matches = new LinkedList() ; 1.76 + 1.77 + // Find all keys in props that start with propertyName 1.78 + Iterator iter = props.keySet().iterator() ; 1.79 + while (iter.hasNext()) { 1.80 + String key = (String)(iter.next()) ; 1.81 + if (key.startsWith( prefix )) { 1.82 + String suffix = key.substring( prefixLength ) ; 1.83 + String value = props.getProperty( key ) ; 1.84 + StringPair data = new StringPair( suffix, value ) ; 1.85 + Object result = getOperation().operate( data ) ; 1.86 + matches.add( result ) ; 1.87 + } 1.88 + } 1.89 + 1.90 + int size = matches.size() ; 1.91 + if (size > 0) { 1.92 + // Convert the list into an array of the proper type. 1.93 + // An Object[] as a result does NOT work. Also report 1.94 + // any errors carefully, as errors here or in parsers that 1.95 + // use this Operation often show up at ORB.init(). 1.96 + Object result = null ; 1.97 + try { 1.98 + result = Array.newInstance( componentType, size ) ; 1.99 + } catch (Throwable thr) { 1.100 + throw wrapper.couldNotCreateArray( thr, 1.101 + getPropertyName(), componentType, 1.102 + new Integer( size ) ) ; 1.103 + } 1.104 + 1.105 + Iterator iter2 = matches.iterator() ; 1.106 + int ctr = 0 ; 1.107 + while (iter2.hasNext()) { 1.108 + Object obj = iter2.next() ; 1.109 + 1.110 + try { 1.111 + Array.set( result, ctr, obj ) ; 1.112 + } catch (Throwable thr) { 1.113 + throw wrapper.couldNotSetArray( thr, 1.114 + getPropertyName(), new Integer(ctr), 1.115 + componentType, new Integer(size), 1.116 + obj.toString() ) ; 1.117 + } 1.118 + ctr++ ; 1.119 + } 1.120 + 1.121 + return result ; 1.122 + } else 1.123 + return null ; 1.124 + } 1.125 +}