001/**
002 * Copyright (c) 2012, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.hadoop.tools.twitter.utils;
031
032import java.io.IOException;
033import java.io.PrintWriter;
034import java.util.Map.Entry;
035import java.util.Scanner;
036
037import org.openimaj.io.ReadWriteableASCII;
038import org.openimaj.ml.timeseries.collection.TimeSeriesCollection;
039
040/**
041 * A time series collection of {@link WordDFIDFTimeSeries} instances
042 * @author Sina Samangooei (ss@ecs.soton.ac.uk)
043 *
044 */
045public class WordDFIDFTimeSeriesCollection 
046        extends TimeSeriesCollection<WordDFIDF[], WordDFIDF, WordDFIDFTimeSeriesCollection, WordDFIDFTimeSeries>
047        implements ReadWriteableASCII
048{
049
050        @Override
051        public WordDFIDFTimeSeries internalNewInstance() {
052                return new WordDFIDFTimeSeries();
053        }
054
055        
056
057        @Override
058        public WordDFIDFTimeSeriesCollection newInstance() {
059                return new WordDFIDFTimeSeriesCollection();
060        }
061
062        @Override
063        public void internalAssign(WordDFIDFTimeSeriesCollection interpolate) {
064                this.timeSeriesHolder = interpolate.timeSeriesHolder;
065        }
066        
067        @Override
068        public String toString() {
069                String retstr = "A set time series: " + this.timeSeriesHolder.size() + "\n";
070                for (Entry<String, WordDFIDFTimeSeries> dts : this.timeSeriesHolder.entrySet()) {
071                        retstr += dts.getKey() + "\n";
072                        retstr += dts.getValue() + "\n";
073                }
074                return retstr;
075        }
076        
077        @Override
078        public void readASCII(Scanner in) throws IOException {
079                
080                while(in.hasNext()){
081                        String name = in.next();
082                        WordDFIDFTimeSeries v = internalNewInstance();
083                        v.readASCII(in);
084                        in.nextLine();
085                        this.timeSeriesHolder.put(name,v);
086                }
087        }
088
089        @Override
090        public String asciiHeader() {
091                return "";
092        }
093
094        @Override
095        public void writeASCII(PrintWriter out) throws IOException {
096                for (Entry<String, WordDFIDFTimeSeries> es : this.timeSeriesHolder.entrySet()) {
097                        out.println(es.getKey());
098                        es.getValue().writeASCII(out);
099                }
100        }
101}