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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.eclipse.aether.spi.connector.transport;
20  
21  import java.net.URI;
22  
23  /**
24   * A task to check the existence of a resource in the remote repository. <em>Note:</em> The listener returned from
25   * {@link #getListener()} is always a noop given that none of its event methods are relevant in context of this task.
26   *
27   * @see Transporter#peek(PeekTask)
28   */
29  public final class PeekTask extends TransportTask {
30  
31      /**
32       * Creates a new task for the specified remote resource.
33       *
34       * @param location The relative location of the resource in the remote repository, must not be {@code null}.
35       */
36      public PeekTask(URI location) {
37          setLocation(location);
38      }
39  
40      @Override
41      public String toString() {
42          return "?? " + getLocation();
43      }
44  }