LTSVReader.java

/*
 * Copyright (C) 2013-2014 Sony Computer Science Laboratories, Inc. All Rights Reserved.
 * Copyright (C) 2014 Sony Corporation. All Rights Reserved.
 */

package com.sonycsl.Kadecot.log;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;

public class LTSVReader {

    public static final String LINE_SEPARATOR = System.getProperty("line.separator");

    protected BufferedReader mReader;

    public LTSVReader(InputStream is) {
        mReader = new BufferedReader(new InputStreamReader(is));
    }

    public List<LinkedHashMap<String, String>> read() throws IOException {

        List<LinkedHashMap<String, String>> ret = new ArrayList<LinkedHashMap<String, String>>();
        String line;
        while ((line = mReader.readLine()) != null) {
            // 2番目の引数に0:後続の空の文字列は破棄される
            String[] fields = line.split("\t", 0);
            LinkedHashMap<String, String> data = new LinkedHashMap<String, String>();
            for (String f : fields) {
                String[] map = f.split(":", 2);
                if (map.length != 2) {
                    continue;
                }
                data.put(map[0], map[1]);
            }
            ret.add(data);
        }

        return ret;
    }

    public void close() {
        try {
            mReader.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

}