/*
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.optaplanner.examples.common.persistence;
import java.io.File;
import java.util.Arrays;
import org.optaplanner.core.api.domain.solution.PlanningSolution;
import org.optaplanner.examples.common.app.LoggingMain;
import org.optaplanner.examples.common.business.ProblemFileComparator;
/**
* @param <Solution_> the solution type, the class with the {@link PlanningSolution} annotation
*/
public abstract class AbstractSolutionExporter<Solution_> extends LoggingMain {
private static final String DEFAULT_INPUT_FILE_SUFFIX = "xml";
protected SolutionDao<Solution_> solutionDao;
public AbstractSolutionExporter(SolutionDao<Solution_> solutionDao) {
this.solutionDao = solutionDao;
}
public AbstractSolutionExporter(boolean withoutDao) {
if (!withoutDao) {
throw new IllegalArgumentException("The parameter withoutDao (" + withoutDao + ") must be true.");
}
solutionDao = null;
}
protected File getInputDir() {
return new File(solutionDao.getDataDir(), "solved");
}
protected File getOutputDir() {
return new File(solutionDao.getDataDir(), "export");
}
protected String getInputFileSuffix() {
return DEFAULT_INPUT_FILE_SUFFIX;
}
public abstract String getOutputFileSuffix();
public void convertAll() {
File inputDir = getInputDir();
if (!inputDir.exists()) {
throw new IllegalStateException("The directory inputDir (" + inputDir.getAbsolutePath()
+ ") does not exist.");
}
File outputDir = getOutputDir();
outputDir.mkdirs();
File[] inputFiles = inputDir.listFiles();
Arrays.sort(inputFiles, new ProblemFileComparator());
for (File inputFile : inputFiles) {
String inputFileName = inputFile.getName();
if (inputFileName.endsWith("." + getInputFileSuffix())) {
Solution_ solution = solutionDao.readSolution(inputFile);
String outputFileName = inputFileName.substring(0,
inputFileName.length() - getInputFileSuffix().length())
+ getOutputFileSuffix();
File outputFile = new File(outputDir, outputFileName);
writeSolution(solution, outputFile);
}
}
}
public abstract void writeSolution(Solution_ solution, File outputFile);
public static abstract class OutputBuilder extends LoggingMain {
}
}