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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   */
18  
19  package org.apache.commons.net.nntp;
20  
21  import java.util.Iterator;
22  /**
23   * Class which wraps an {@code Iterable<String>} of raw newgroup information
24   * to generate an {@code Iterable<NewsgroupInfo>} of the parsed information.
25   * @since 3.0
26   */
27  class NewsgroupIterator implements Iterator<NewsgroupInfo>, Iterable<NewsgroupInfo> {
28  
29      private  final Iterator<String> stringIterator;
30  
31      public NewsgroupIterator(Iterable<String> iterableString) {
32          stringIterator = iterableString.iterator();
33      }
34  
35  //    @Override
36      public boolean hasNext() {
37          return stringIterator.hasNext();
38      }
39  
40  //    @Override
41      public NewsgroupInfo next() {
42          String line = stringIterator.next();
43          return NNTPClient.__parseNewsgroupListEntry(line);
44      }
45  
46  //    @Override
47      public void remove() {
48          stringIterator.remove();
49      }
50  
51  //    @Override
52      public Iterator<NewsgroupInfo> iterator() {
53          return this;
54      }
55  }