CompositeResolverImpl.java revision 608:7e06bf1dcb09
1/* 2 * Copyright (c) 2002, 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 23 * questions. 24 */ 25 26package com.sun.corba.se.impl.resolver ; 27 28import java.util.Set ; 29import java.util.HashSet ; 30 31import com.sun.corba.se.spi.resolver.Resolver ; 32 33public class CompositeResolverImpl implements Resolver { 34 private Resolver first ; 35 private Resolver second ; 36 37 public CompositeResolverImpl( Resolver first, Resolver second ) 38 { 39 this.first = first ; 40 this.second = second ; 41 } 42 43 public org.omg.CORBA.Object resolve( String name ) 44 { 45 org.omg.CORBA.Object result = first.resolve( name ) ; 46 if (result == null) 47 result = second.resolve( name ) ; 48 return result ; 49 } 50 51 public java.util.Set list() 52 { 53 Set result = new HashSet() ; 54 result.addAll( first.list() ) ; 55 result.addAll( second.list() ) ; 56 return result ; 57 } 58} 59