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104 lines
3.5 KiB
104 lines
3.5 KiB
/*
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* Copyright (c) 2009-2010 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.asset.plugins;
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import com.jme3.asset.*;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.net.URLConnection;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/**
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* <code>UrlLocator</code> is a locator that combines a root URL
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* and the given path in the AssetKey to construct a new URL
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* that allows locating the asset.
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* @author Kirill Vainer
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*/
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public class UrlLocator implements AssetLocator {
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private static final Logger logger = Logger.getLogger(UrlLocator.class.getName());
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private URL root;
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private static class UrlAssetInfo extends AssetInfo {
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private InputStream in;
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public UrlAssetInfo(AssetManager manager, AssetKey key, InputStream in){
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super(manager, key);
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this.in = in;
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}
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@Override
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public InputStream openStream() {
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return in;
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}
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}
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public void setRootPath(String rootPath) {
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try {
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this.root = new URL(rootPath);
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} catch (MalformedURLException ex) {
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throw new IllegalArgumentException("Invalid rootUrl specified", ex);
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}
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}
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public AssetInfo locate(AssetManager manager, AssetKey key) {
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String name = key.getName();
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try{
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URL url = new URL(root, name);
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URLConnection conn = url.openConnection();
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conn.setUseCaches(false);
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conn.setDoOutput(false);
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InputStream in;
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try {
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in = conn.getInputStream();
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if (in == null)
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return null;
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} catch (FileNotFoundException ex){
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return null;
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}
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return new UrlAssetInfo(manager, key, in);
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}catch (IOException ex){
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logger.log(Level.WARNING, "Error while locating " + name, ex);
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return null;
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}
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}
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}
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