/*
* This is eMonocot, a global online biodiversity information resource.
*
* Copyright © 2011–2015 The Board of Trustees of the Royal Botanic Gardens, Kew and The University of Oxford
*
* eMonocot is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* eMonocot 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 Affero General Public License for more details.
*
* The complete text of the GNU Affero General Public License is in the source repository as the file
* ‘COPYING’. It is also available from <http://www.gnu.org/licenses/>.
*/
package org.emonocot.job.iucn;
import java.io.BufferedInputStream;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.util.Scanner;
import java.util.regex.Pattern;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.scope.context.ChunkContext;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.core.io.Resource;
/**
*
* @author ben
*
*/
public class SplitOneLineJsonFileTasklet implements
Tasklet {
private Resource inputFile;
private Resource outputFile;
@Override
public RepeatStatus execute(StepContribution contribution, ChunkContext chunkContext) throws Exception {
BufferedInputStream bufferedInputStream = new BufferedInputStream(inputFile.getInputStream());
BufferedWriter writer = new BufferedWriter(new FileWriter(outputFile.getFile()));
Scanner scanner = new Scanner(bufferedInputStream);
scanner.useDelimiter(Pattern.compile("\\}\\,\\{"));
while (scanner.hasNext()) {
String string = scanner.next();
if (!string.isEmpty()) {
string = string.trim();
if (string.startsWith("[{")) {
string = string.substring(1);
}
if (!string.startsWith("{")) {
string = "{" + string;
}
if (string.endsWith("}]")) {
string = string.substring(0,string.length() - 1);
}
if (!string.endsWith("}")) {
string = string + "}";
}
writer.write(string + "\n");
}
}
bufferedInputStream.close();
writer.close();
return RepeatStatus.FINISHED;
}
/**
* @param inputFile the inputFile to set
*/
public void setInputFile(Resource inputFile) {
this.inputFile = inputFile;
}
/**
* @param outputFile the outputFile to set
*/
public void setOutputFile(Resource outputFile) {
this.outputFile = outputFile;
}
}