1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package org.apache.harmony.security.tests.support.acl; 19 20import java.security.acl.Acl; 21import java.util.*; 22 23final class AclEnumerator implements Enumeration { 24 25 Acl acl; 26 Enumeration u1; 27 Enumeration u2; 28 Enumeration g1; 29 Enumeration g2; 30 31 AclEnumerator(Acl acl1, Hashtable hashtable, Hashtable hashtable1, Hashtable hashtable2, Hashtable hashtable3) { 32 acl = acl1; 33 u1 = hashtable.elements(); 34 u2 = hashtable2.elements(); 35 g1 = hashtable1.elements(); 36 g2 = hashtable3.elements(); 37 } 38 39 public boolean hasMoreElements() { 40 return u1.hasMoreElements() || u2.hasMoreElements() || g1.hasMoreElements() || g2.hasMoreElements(); 41 } 42 43 public Object nextElement() { 44 Acl acl1 = acl; 45 if(u2.hasMoreElements()) return u2.nextElement(); 46 if(g1.hasMoreElements()) return g1.nextElement(); 47 if(u1.hasMoreElements()) return u1.nextElement(); 48 if(g2.hasMoreElements()) return g2.nextElement(); 49 return acl1; 50 } 51}