1 | package org.apollo.meldex;
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2 |
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3 | import java.io.FileInputStream;
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4 | import java.io.FileNotFoundException;
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5 | import java.io.FileOutputStream;
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6 | import java.io.IOException;
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7 | import java.io.ObjectInputStream;
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8 | import java.io.ObjectOutputStream;
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9 | import java.io.Serializable;
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10 |
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11 |
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12 | /**
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13 | */
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14 | public class StandardisedMelody implements Serializable
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15 | {
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16 |
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17 | private static final long serialVersionUID = -7246438481007658500L;
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18 |
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19 | /** The array of MelodyEvents that form this melody. */
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20 | private MelodyEvent[] events;
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21 |
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22 |
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23 | /**
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24 | * Creates a new StandardisedMelody with the given melody events.
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25 | *
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26 | * @param events The melody events that form the melody.
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27 | */
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28 | public StandardisedMelody(MelodyEvent[] events)
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29 | {
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30 | this.events = events;
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31 | }
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32 |
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33 |
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34 | /**
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35 | * Returns the length (number of melody events) of this melody.
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36 | *
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37 | * @return the length (number of melody events) of this melody.
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38 | */
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39 | public int getLength()
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40 | {
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41 | return events.length;
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42 | }
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43 |
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44 |
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45 | /**
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46 | * Returns a specified melody event from the melody.
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47 | *
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48 | * @param index The index of the required melody event.
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49 | *
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50 | * @return The melody event at the specified index.
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51 | */
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52 | public MelodyEvent getEvent(int index)
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53 | {
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54 | return events[index];
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55 | }
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56 |
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57 |
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58 | /**
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59 | */
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60 | public void setEvent(int index, MelodyEvent event)
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61 | {
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62 | events[index] = event;
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63 | }
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64 |
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65 |
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66 | /**
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67 | */
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68 | public static void writeMelodyToFile(String melodyFileName, StandardisedMelody melody)
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69 | throws FileNotFoundException, IOException
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70 | {
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71 | // Open the melody file for writing serialized objects
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72 | FileOutputStream fos = new FileOutputStream(melodyFileName);
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73 | ObjectOutputStream melodyFileStream = new ObjectOutputStream(fos);
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74 |
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75 | // Write the melody to the melody file
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76 | melodyFileStream.writeObject(melody);
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77 |
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78 | // Flush and close the collection file
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79 | melodyFileStream.flush();
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80 | melodyFileStream.close();
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81 |
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82 | }
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83 |
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84 |
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85 | /**
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86 | */
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87 | public static StandardisedMelody readMelodyFromFile(String melodyFileName)
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88 | throws FileNotFoundException, IOException, ClassNotFoundException
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89 | {
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90 | // Open the melody file for reading serialized objects
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91 | FileInputStream fis = new FileInputStream(melodyFileName);
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92 | ObjectInputStream melodyFileStream = new ObjectInputStream(fis);
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93 |
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94 | // Read the melody from the melody file
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95 | StandardisedMelody standardisedMelody = (StandardisedMelody) melodyFileStream.readObject();
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96 |
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97 | melodyFileStream.close();
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98 |
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99 | return standardisedMelody;
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100 |
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101 | }
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102 | }
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