1 /*
2  * Copyright (c) 2009-2010 jMonkeyEngine
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  *   notice, this list of conditions and the following disclaimer.
11  *
12  * * Redistributions in binary form must reproduce the above copyright
13  *   notice, this list of conditions and the following disclaimer in the
14  *   documentation and/or other materials provided with the distribution.
15  *
16  * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
17  *   may be used to endorse or promote products derived from this software
18  *   without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 package com.jme3.asset;
34 
35 /**
36  * <code>AssetLocator</code> is used to locate a resource based on an AssetKey.
37  *
38  * @author Kirill Vainer
39  */
40 public interface AssetLocator {
41     /**
42      * @param rootPath The root path where to look for assets.
43      * Typically this method will only be called once per
44      * instance of an asset locator.
45      */
setRootPath(String rootPath)46     public void setRootPath(String rootPath);
47 
48     /**
49      * Request to locate an asset. The asset key
50      * contains a name identifying the asset.
51      * If an asset was not found, null should be returned.
52      * The {@link AssetInfo} implementation provided should have a proper
53      * return value for its {@link AssetInfo#openStream() } method.
54      *
55      * @param manager
56      * @param key
57      * @return The {@link AssetInfo} that was located, or null if not found.
58      */
locate(AssetManager manager, AssetKey key)59     public AssetInfo locate(AssetManager manager, AssetKey key);
60 }
61