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