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This commit is contained in:
Jose Caban
236
CS1322/p1/World.java
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236
CS1322/p1/World.java
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/**
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* <PRE>
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* World.java
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*
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* Revisions: 1.0 Sep. 02, 2002
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* Created the World class
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* 1.1 Sep. 03, 2002
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* Compiled, Tested, Run
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* 1.2 Sep. 05, 2002
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* Commented (late thanks to failed winXP SP1)
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* 1.3 Sep. 16, 2002
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* Added omit nulls, gg Outlook Express for not updating...
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* </PRE>
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*
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* Collaboration Statement:
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* I worked on the homework assignment alone, using only
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* course materials.
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*
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* Created with JCreatorLE, some indents are off when viewed through notepad
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* or EMACS
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*
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* @author <A HREF="mailto:gtg184g@mail.gatech.edu">Jose Manuel Caban</A>
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* @version Version 1.3, Sep. 16, 2002
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*/
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public class World {
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private City[][] map;
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public static final boolean bDebug = false;
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////////////
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//Modifier//
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////////////
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public void setWorld(City[][] twoDArray){
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map = twoDArray;
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}
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///////////
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//Methods//
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///////////
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/**
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*Find city at given latitude and longitude
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*@param lat, the latitude
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*@param lon, the longitude
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*@return the City, or NULL if none exists
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*/
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public City getCityAt(int lat, int lon){
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City temp = new City();
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if(map[lon][lat] != null){
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temp = map[lon][lat];
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return temp;
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}
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else {
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return null;
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}
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}//end of getCityAt(int lat, int lon)
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/**
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*Find cities at given latitude
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*@param lat, the latitude
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*@return the Cities at the given latitude
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*/
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public City[] getCititesAtLatitude(int lat){
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//omit nulls without destroying map
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int nulls = 0;
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for(int i=0; i<map.length; i++){
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if(map[i][lat] == null){
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nulls++;
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}
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}
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//create temp array for latitude
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City[] array = new City[map.length-nulls];
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int current = 0;
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if(bDebug){
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System.out.println("Begin Iteration getCititesAtLat");
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}
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for(int i=0; i<map.length; i++){
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if(map[i][lat] != null){
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array[current] = map[i][lat];
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current++;
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}
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}
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/////////////////
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if(bDebug){
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System.out.println("End Iteration getCititesAtLat");
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}
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return array;
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}//end of getCititesAtLatitude, yes its misspelled in the .nfo
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/**
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*Find cities at given longitude
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*@param lon, the longitude
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*@return the Cities at the given longitude
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*/
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public City[] getCititesAtLongitude(int lon){
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//omit nulls without destroying map
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int nulls = 0;
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for(int i=0; i<map[lon].length; i++){
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if(map[lon][i] == null){
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nulls++;
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}
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}
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//create temp array for longitude
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City[] array = new City[map[lon].length-nulls];
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int current = 0;
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if(bDebug){
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System.out.println("Begin Iteration getCititesAtLon");
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}
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for(int i=0; i<map[lon].length; i++){
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if(map[lon][i] != null){
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array[current] = map[lon][i];
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current++;
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}
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}
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if(bDebug){
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System.out.println("End Iteration getCititesAtLon");
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}
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return array;
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}//end of getCititesAtLongitude
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/**
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* Debugging main for class World.
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* This method will rigorously test my code.
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*
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* <br><br>
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* @param args a String array of command line arguments.
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*/
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public static void main(String[] args) {
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City[][] twoDArray = new City[16][6];
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//create the 8 cities, 2 per row....mwahahaha...
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//city #1
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twoDArray[0][0] = new City();
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twoDArray[0][0].setName("Weston");
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twoDArray[0][0].setCountry("United States");
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twoDArray[0][0].setPopulation(4332);
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if(bDebug){
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System.out.println("works");
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System.out.flush();
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}
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//city #2
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twoDArray[0][3] = new City();
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twoDArray[0][3].setName("Nerd Land");
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twoDArray[0][3].setCountry("Everquest on WINEX");
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twoDArray[0][3].setPopulation(4511); //too many, thats the population
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//city #3
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twoDArray[1][2] = new City();
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twoDArray[1][2].setName("Atlanta");
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twoDArray[1][2].setCountry("Georgia");
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twoDArray[1][2].setPopulation(3304000); //as of 2000, yes I checked
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//city #4
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twoDArray[1][3] = new City();
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twoDArray[1][3].setName("Vulcan");
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twoDArray[1][3].setCountry("Nerdtopia"); //actually, I like Star Trek :|
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twoDArray[1][3].setPopulation(5252); //as of 2001
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//city #5
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twoDArray[2][0] = new City();
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twoDArray[2][0].setName("Leene Square");
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twoDArray[2][0].setCountry("Chrono Trigger Land");
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twoDArray[2][0].setPopulation(21); //probably about right ;)
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//city #6
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twoDArray[2][2] = new City();
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twoDArray[2][2].setName("Doom");
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twoDArray[2][2].setCountry("When Id was good");
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twoDArray[2][2].setPopulation(3); //number of classics Id made
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//city #7
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twoDArray[3][1] = new City();
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twoDArray[3][1].setName("John Romero");
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twoDArray[3][1].setCountry("Ion Storm"); //hehe, not anymore :(
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twoDArray[3][1].setPopulation(1);
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//city #8
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twoDArray[3][3] = new City();
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twoDArray[3][3].setName("Zelda");
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twoDArray[3][3].setCountry("Miyamato's Best");
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twoDArray[3][3].setPopulation(4); //number of classics he made
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/*************************************************************/
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World world = new World();
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world.setWorld(twoDArray);
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System.out.println(world.getCityAt(0,0));
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System.out.println(world.getCityAt(2,1));
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//////////
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System.out.println("\n END TEST GETCITY START LAT\n");
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//////////
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//test latitude
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City[] latitude;
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latitude = world.getCititesAtLatitude(3);
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for(int i = 0; i<latitude.length; i++){
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System.out.println(latitude[i]);
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}
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//////////
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System.out.println("\n END TEST LAT START LON\n");
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//////////
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//test longitude
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City[] longitude;
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longitude = world.getCititesAtLongitude(2);
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for(int i = 0; i<longitude.length; i++){
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System.out.println(longitude[i]);
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}
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}// end of main(String[] args)
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}// end of class World
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