net.pms.io.OutputTextConsumer.java Source code

Introduction

Here is the source code for net.pms.io.OutputTextConsumer.java

Source

/*
 * PS3 Media Server, for streaming any medias to your PS3.
 * Copyright (C) 2008  A.Brochard
 *
 * 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; version 2
 * of the License only.
 *
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package net.pms.io;

import org.apache.commons.io.IOUtils;
import org.apache.commons.io.LineIterator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

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

/**
 *  An input stream consumer that stores the consumed lines in a list and optionally logs each line.
 */
public class OutputTextConsumer extends OutputConsumer {
    private static final Logger logger = LoggerFactory.getLogger(OutputTextConsumer.class);
    private List<String> lines = new ArrayList<String>();
    private Object linesLock = new Object();
    private boolean log;

    public OutputTextConsumer(InputStream inputStream, boolean log) {
        super(inputStream);
        linesLock = new Object();
        this.log = log;
    }

    public void run() {
        LineIterator it = null;

        try {
            it = IOUtils.lineIterator(inputStream, "UTF-8");

            while (it.hasNext()) {
                String line = it.nextLine();

                if (line.length() > 0) {
                    addLine(line);
                }

                if (log) {
                    logger.debug(line);
                }
            }
        } catch (IOException ioe) {
            logger.debug("Error consuming input stream: {}", ioe.getMessage());
        } catch (IllegalStateException ise) {
            logger.debug("Error reading from closed input stream: {}", ise.getMessage());
        } finally {
            LineIterator.closeQuietly(it); // clean up all associated resources
        }
    }

    private void addLine(String line) {
        synchronized (linesLock) {
            lines.add(line);
        }
    }

    public BufferedOutputFile getBuffer() {
        return null;
    }

    public List<String> getResults() {
        List<String> clonedResults = new ArrayList<String>();

        synchronized (linesLock) {
            clonedResults.addAll(lines);
        }

        return clonedResults;
    }
}