1 package org.apache.maven.index.reader.resource;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.io.BufferedInputStream;
23 import java.io.IOException;
24 import java.util.Objects;
25
26 import org.apache.maven.index.reader.ResourceHandler;
27
28 /**
29 * Wraps {@link ResourceHandler}s so that they return {@link Resource}s that return {@link
30 * BufferedInputStream}s.
31 */
32 public class BufferedResourceHandler implements ResourceHandler
33 {
34 private final ResourceHandler resourceHandler;
35
36 public BufferedResourceHandler( ResourceHandler resourceHandler )
37 {
38 Objects.requireNonNull( resourceHandler, "resourceHandler cannot be null" );
39 this.resourceHandler = resourceHandler;
40 }
41
42 @Override
43 public Resource locate( String name ) throws IOException
44 {
45 return new BufferedResource( resourceHandler.locate( name ) );
46 }
47
48 @Override
49 public void close() throws IOException
50 {
51 resourceHandler.close();
52 }
53 }