1 /*
2 * $Id$
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 package org.apache.tiles.autotag.core;
22
23 import java.io.IOException;
24 import java.io.OutputStream;
25
26 /**
27 * Decouples the autotag generator from the actual location of the files.
28 */
29 public interface OutputLocator {
30 /**
31 * Returns a writer for the file at this path.
32 * @param resourcePath the path of the file to write
33 * @return a Writer for the file.
34 */
35 OutputStream getOutputStream(String resourcePath) throws IOException;
36
37 /**
38 * Checks if the output is up to date.
39 * @param resourcePath the path of the file to write.
40 * @return true if the output doesn't need to be generated again.
41 */
42 boolean isUptodate(String resourcePath);
43 }