/*
* WorldPainter, a graphical and interactive map generator for Minecraft.
* Copyright © 2011-2015 pepsoft.org, The Netherlands
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package org.pepsoft.worldpainter.tools.scripts;
import java.io.File;
/**
*
* @author SchmitzP
*/
public abstract class AbstractOperation<T> implements Operation<T> {
protected AbstractOperation(ScriptingContext context) {
this.context = context;
}
protected final void goCalled() {
context.goCalled();
}
protected final File sanityCheckFileName(String fileName) throws ScriptException {
if ((fileName == null) || (fileName.isEmpty())) {
throw new ScriptException("Source file not specified");
}
File file = new File(fileName);
if (! file.exists()) {
throw new ScriptException("File " + fileName + " not found");
}
if (! file.isFile()) {
throw new ScriptException("File " + fileName + " is not a file");
}
if (! file.canRead()) {
throw new ScriptException("Access denied to file " + fileName);
}
return file;
}
private final ScriptingContext context;
}