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Add custom set loader code.

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Lymia Aluysia 2016-09-24 15:16:20 -05:00
parent 74a017586a
commit d678fc1a59
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3 changed files with 192 additions and 4 deletions
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Mage.Server/src/main/java/mage/server/CustomSetLoader.java Normal file
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/*
* Copyright 2016 Lymia <lymia@lymiahugs.com>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of BetaSteward_at_googlemail.com.
*/
package mage.server;
import mage.server.util.PluginClassLoader;
import java.io.File;
import java.io.IOException;
import java.util.Scanner;
/**
* @author Lymia
*/
public class CustomSetLoader {
public static CustomSetPackage loadCustomSet(File directory) throws IOException {
if(!directory.exists ()) throw new RuntimeException("File not found "+directory);
if(!directory.isDirectory()) throw new RuntimeException(directory+" is not a directory");
File entryPointFile = new File(directory, "entryPoint");
if(!entryPointFile.exists() || !entryPointFile.isFile())
throw new RuntimeException("Entry point definition not found.");
File packagesDirectory = new File(directory, "packages");
if(!packagesDirectory.exists() || !packagesDirectory.isDirectory())
throw new RuntimeException("Packages directory not found.");
Scanner entryPointReader = new Scanner(entryPointFile);
String entryPoint = entryPointReader.nextLine().trim();
entryPointReader.close();
PluginClassLoader classLoader = new PluginClassLoader();
for(File f : packagesDirectory.listFiles()) classLoader.addURL(f.toURI().toURL());
try {
return (CustomSetPackage) Class.forName(entryPoint, false, classLoader).newInstance();
} catch (InstantiationException | IllegalAccessException e) {
throw new RuntimeException(e);
} catch (ClassNotFoundException e) {
throw new RuntimeException("Entry point file not found!", e);
} catch (ClassCastException e) {
throw new RuntimeException("Entry point not an instance of CustomSetPackage.", e);
}
}
}