// Path: src/main/java/org/fbk/cit/hlt/parsers/hls/util/Pair.java
// public class Pair<K,V> implements Serializable {
//     /**
//      * Key of this <code>Pair</code>.
//      */
//     private K key;
// 
//     /**
//      * Gets the key for this pair.
//      * @return key for this pair
//      */
//     public K getKey() { return key; }
// 
//     /**
//      * Value of this this <code>Pair</code>.
//      */
//     private V value;
// 
//     /**
//      * Gets the value for this pair.
//      * @return value for this pair
//      */
//     public V getValue() { return value; }
// 
//     /**
//      * Creates a new pair
//      * @param key The key for this pair
//      * @param value The value to use for this pair
//      */
//     public Pair(K key, V value) {
//         this.key = key;
//         this.value = value;
//     }
// 
//     /**
//      * <p><code>String</code> representation of this
//      * <code>Pair</code>.</p>
//      *
//      * <p>The default name/value delimiter '=' is always used.</p>
//      *
//      *  @return <code>String</code> representation of this <code>Pair</code>
//      */
//     @Override
//     public String toString() {
//         return key + "=" + value;
//     }
// 
//     /**
//      * <p>Generate a hash code for this <code>Pair</code>.</p>
//      *
//      * <p>The hash code is calculated using both the name and
//      * the value of the <code>Pair</code>.</p>
//      *
//      * @return hash code for this <code>Pair</code>
//      */
//     @Override
//     public int hashCode() {
//         // name's hashCode is multiplied by an arbitrary prime number (13)
//         // in order to make sure there is a difference in the hashCode between
//         // these two parameters:
//         //  name: a  value: aa
//         //  name: aa value: a
//         return key.hashCode() * 13 + (value == null ? 0 : value.hashCode());
//     }
// 
//     /**
//      * <p>Test this <code>Pair</code> for equality with another
//      * <code>Object</code>.</p>
//      *
//      * <p>If the <code>Object</code> to be tested is not a
//      * <code>Pair</code> or is <code>null</code>, then this method
//      * returns <code>false</code>.</p>
//      *
//      * <p>Two <code>Pair</code>s are considered equal if and only if
//      * both the names and values are equal.</p>
//      *
//      * @param o the <code>Object</code> to test for
//      * equality with this <code>Pair</code>
//      * @return <code>true</code> if the given <code>Object</code> is
//      * equal to this <code>Pair</code> else <code>false</code>
//      */
//     @Override
//     public boolean equals(Object o) {
//         if (this == o) return true;
//         if (o instanceof Pair) {
//             Pair pair = (Pair) o;
//             if (key != null ? !key.equals(pair.key) : pair.key != null) return false;
//             if (value != null ? !value.equals(pair.value) : pair.value != null) return false;
//             return true;
//         }
//         return false;
//     }
// }
// 
// Path: src/main/java/org/fbk/cit/hlt/parsers/hls/exceptions/IllegalTagSequence.java
// public class IllegalTagSequence extends Exception {
//     public IllegalTagSequence() {
//         super();
//     }
// 
//     public IllegalTagSequence(String message) {
//         super(message);
//     }
// }


import org.apache.commons.cli.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.*;
import org.fbk.cit.hlt.parsers.hls.util.Pair;
import org.fbk.cit.hlt.parsers.hls.download.*;
import org.fbk.cit.hlt.parsers.hls.persist.*;
import org.fbk.cit.hlt.parsers.hls.exceptions.IllegalTagSequence;
        info("Downloaded the Master Playlist");
        
        //Trying to select the best quality media of the selected type
        MediaPlaylist selectedMedia = null;
        for (MediaPlaylist candMedia : playlist.getElements()) {
            if (candMedia.getMediaType() != type) {
                continue;
            }
            if (selectedMedia == null || candMedia.bandwidth > selectedMedia.bandwidth) {
                selectedMedia = candMedia;
            }
        }
        if (selectedMedia == null) {
            info("Can't find media of the selected type. Halting");
            return;
        }

        //Check if we can actually parse the media URL
        URI currentMediaUri = null;
        try {
            currentMediaUri = new URI(selectedMedia.getBaseURI());
        } catch (URISyntaxException e) {
            warn("Can't parse media URI. Halting");
            return;
        }
        
        //Downloading the corresponding Media Playlist
        while (dropCount > 0) {
            if (Thread.currentThread().isInterrupted()) {
                info("Received an interruption. Halting");
// Path: src/main/java/org/fbk/cit/hlt/parsers/hls/util/Pair.java
// public class Pair<K,V> implements Serializable {
//     /**
//      * Key of this <code>Pair</code>.
//      */
//     private K key;
// 
//     /**
//      * Gets the key for this pair.
//      * @return key for this pair
//      */
//     public K getKey() { return key; }
// 
//     /**
//      * Value of this this <code>Pair</code>.
//      */
//     private V value;
// 
//     /**
//      * Gets the value for this pair.
//      * @return value for this pair
//      */
//     public V getValue() { return value; }
// 
//     /**
//      * Creates a new pair
//      * @param key The key for this pair
//      * @param value The value to use for this pair
//      */
//     public Pair(K key, V value) {
//         this.key = key;
//         this.value = value;
//     }
// 
//     /**
//      * <p><code>String</code> representation of this
//      * <code>Pair</code>.</p>
//      *
//      * <p>The default name/value delimiter '=' is always used.</p>
//      *
//      *  @return <code>String</code> representation of this <code>Pair</code>
//      */
//     @Override
//     public String toString() {
//         return key + "=" + value;
//     }
// 
//     /**
//      * <p>Generate a hash code for this <code>Pair</code>.</p>
//      *
//      * <p>The hash code is calculated using both the name and
//      * the value of the <code>Pair</code>.</p>
//      *
//      * @return hash code for this <code>Pair</code>
//      */
//     @Override
//     public int hashCode() {
//         // name's hashCode is multiplied by an arbitrary prime number (13)
//         // in order to make sure there is a difference in the hashCode between
//         // these two parameters:
//         //  name: a  value: aa
//         //  name: aa value: a
//         return key.hashCode() * 13 + (value == null ? 0 : value.hashCode());
//     }
// 
//     /**
//      * <p>Test this <code>Pair</code> for equality with another
//      * <code>Object</code>.</p>
//      *
//      * <p>If the <code>Object</code> to be tested is not a
//      * <code>Pair</code> or is <code>null</code>, then this method
//      * returns <code>false</code>.</p>
//      *
//      * <p>Two <code>Pair</code>s are considered equal if and only if
//      * both the names and values are equal.</p>
//      *
//      * @param o the <code>Object</code> to test for
//      * equality with this <code>Pair</code>
//      * @return <code>true</code> if the given <code>Object</code> is
//      * equal to this <code>Pair</code> else <code>false</code>
//      */
//     @Override
//     public boolean equals(Object o) {
//         if (this == o) return true;
//         if (o instanceof Pair) {
//             Pair pair = (Pair) o;
//             if (key != null ? !key.equals(pair.key) : pair.key != null) return false;
//             if (value != null ? !value.equals(pair.value) : pair.value != null) return false;
//             return true;
//         }
//         return false;
//     }
// }
// 
// Path: src/main/java/org/fbk/cit/hlt/parsers/hls/exceptions/IllegalTagSequence.java
// public class IllegalTagSequence extends Exception {
//     public IllegalTagSequence() {
//         super();
//     }
// 
//     public IllegalTagSequence(String message) {
//         super(message);
//     }
// }


// Path: src/main/java/org/fbk/cit/hlt/parsers/hls/StreamManager.java
import org.apache.commons.cli.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.*;
import org.fbk.cit.hlt.parsers.hls.util.Pair;
import org.fbk.cit.hlt.parsers.hls.download.*;
import org.fbk.cit.hlt.parsers.hls.persist.*;
import org.fbk.cit.hlt.parsers.hls.exceptions.IllegalTagSequence;

        info("Downloaded the Master Playlist");
        
        //Trying to select the best quality media of the selected type
        MediaPlaylist selectedMedia = null;
        for (MediaPlaylist candMedia : playlist.getElements()) {
            if (candMedia.getMediaType() != type) {
                continue;
            }
            if (selectedMedia == null || candMedia.bandwidth > selectedMedia.bandwidth) {
                selectedMedia = candMedia;
            }
        }
        if (selectedMedia == null) {
            info("Can't find media of the selected type. Halting");
            return;
        }

        //Check if we can actually parse the media URL
        URI currentMediaUri = null;
        try {
            currentMediaUri = new URI(selectedMedia.getBaseURI());
        } catch (URISyntaxException e) {
            warn("Can't parse media URI. Halting");
            return;
        }
        
        //Downloading the corresponding Media Playlist
        while (dropCount > 0) {
            if (Thread.currentThread().isInterrupted()) {
                info("Received an interruption. Halting");
                break;