Finish phase 2

java/final-project/CovidDatabase.java

@@ -1,6 +1,8 @@
 import java.util.ArrayList;
 import java.util.Scanner;
 import java.io.FileInputStream;
+import java.util.Collections;
+
 
 
 public class CovidDatabase {
@@ -12,6 +14,21 @@ public class CovidDatabase {
 	list = new ArrayList<CovidEntry>();
     }
 
+    public ArrayList <CovidEntry> topTenDeaths(int m, int d){
+	ArrayList<CovidEntry> result = new ArrayList<CovidEntry>();
+	ArrayList<CovidEntry> temp = getDailyDeaths(m, d);
+
+	Collections.sort(temp);
+	if (temp.size() ==0){
+		return result;
+	}
+
+	for (int i = 0; i < 10; i++){
+	    result.add(temp.get(i));
+	}
+	return result;
+    }
+
     public ArrayList <CovidEntry> safeToOpen(String st){
 	ArrayList<CovidEntry> result = null;
 	ArrayList<CovidEntry> temp = new ArrayList<CovidEntry>();
@@ -20,17 +37,22 @@ public class CovidDatabase {
 
 	for (CovidEntry c: list){
 	    if (c.getState().equalsIgnoreCase(st)) {
-		if (previousDailyInfections != -1 && c.getDailyInfections() < previousDailyInfections) {
+		if (previousDailyInfections == -1) {
+			previousDailyInfections = c.getDailyInfections();
+			match += 1;
+		}
+
+		else if (c.getDailyInfections() < previousDailyInfections) {
 		    match += 1;
-		    temp.add(c);
 		} else {
-		    match = 0;
+		    match = 1;
 		    temp.clear();
 		}
+		temp.add(c);
 		
 		previousDailyInfections = c.getDailyInfections();
 	    }		
-	    if (match == 5) {
+	    if (match == SAFE) {
 		result = temp;
 		break;
 	    }
@@ -46,7 +68,7 @@ public class CovidDatabase {
 	ArrayList<CovidEntry> result = new ArrayList<CovidEntry>();
 	
 	for (CovidEntry c: list){
-	    if (c.getMonth() == m && c.getDay() == d && c.getDailyInfections() <= min){
+	    if (c.getMonth() == m && c.getDay() == d && c.getDailyInfections() >= min){
 		result.add(c);
 	    }
 	}
@@ -136,11 +158,13 @@ public class CovidDatabase {
 	    int max = 0;
 
 	    for(CovidEntry c : list){
-		if( c.getDailyDeaths() > max){
+		if (c.getMonth() == m && c.getDay() == d) {
+		    if (c.getDailyDeaths() > max) {
 			max = c.getDailyDeaths();
 			result = c;
 		    }
 		}
+	    }
 	    return result;
     }
     public CovidEntry mostTotalDeaths(){

java/final-project/CovidDatabaseTest.java

@@ -0,0 +1,41 @@
+public class CovidDatabaseTest {
+    public static void main (String[] args) {
+	System.out.println ("Testing starts");
+	CovidDatabase db = new CovidDatabase() ;
+	db.readCovidData("covid_data.csv");
+	// check number of records, total infections, and total deaths
+	assert db.countRecords() == 10346 : "database should have 10,346";
+	
+	assert db.getTotalDeaths() == 196696 : "Total deaths should be: 196,696";
+	assert db.getTotalInfections() == 7032090 : "infections should be: 7,032,090";
+	// check peak daily deaths for 5/5
+	CovidEntry mostDeaths = db.peakDailyDeaths(5, 5);
+	assert mostDeaths.getState().equals("PA") : "State with most deaths for 5/5 is PA";
+	assert mostDeaths.getDailyDeaths() == 554 : "Deaths for 5/5 is PA: 554";
+	// test other methods
+
+	// Check highest deaths
+	CovidEntry highestTX = db.peakDailyDeaths("TX");
+	assert highestTX.getDailyDeaths() == 675 : "Highest texas deaths is: 675";
+
+	// Most total deaths
+	assert db.mostTotalDeaths().getTotalDeaths() == 25456 : "Highest deaths is 25456";
+	assert db.mostTotalDeaths().getState().equals("NY") : "Highest deaths state: NY";
+
+	// Peak daily deaths
+	assert db.peakDailyDeaths("MI").getDailyDeaths() == 169 : "Highest MI Deaths: 169";
+	assert db.peakDailyDeaths(5, 5).getDailyDeaths() == 554 : "Highest 5/5 deaths: PA";
+
+	// Top ten deaths
+	assert db.topTenDeaths(5, 5).size() == 10 : "Top ten deaths should be 10";  
+	assert db.topTenDeaths(5, 5).get(0).getState().equals("PA")  : "First Top ten deaths should be PA";
+
+	// Safe to open
+	assert db.safeToOpen("MI").get(0).getDailyInfections() == 443 : "First entry should have 443 infections";  
+
+	//list min daily infections
+	assert db.listMinimumDailyInfections(6,12,1000).get(0).getState().equals("TX") : "First entry should be TX";  
+
+	System.out.println ("Testing ends");
+    }
+}

java/final-project/CovidEntry.java

@@ -1,6 +1,6 @@
 import java.text.DecimalFormat;
 
-public class CovidEntry {
+public class CovidEntry implements Comparable {
 
     //Private vars
     private String state;
@@ -43,4 +43,9 @@ public class CovidEntry {
 	    df.format(dailyDeaths) + " deaths";
     }
 
+    public int compareTo(Object other){
+	CovidEntry c = (CovidEntry) other;
+	return c.dailyDeaths - dailyDeaths;
+    }
+
 }

java/final-project/CovidManager.java

@@ -1,7 +1,7 @@
 import java.util.ArrayList;
 
 //time 11:10 - 11:22
-//time 12:00
+//time 12:00 - 16:10
 //time1 - 10:10 10:30
 
 public class CovidManager {
@@ -42,9 +42,15 @@ public class CovidManager {
 	    System.out.println(c);
 	}
 
-	System.out.println("MI safe to open: ");
-	ArrayList<CovidEntry> MISafe = db.safeToOpen("MI");
-	for (CovidEntry c: MISafe){
+	System.out.println("WA safe to open: ");
+	ArrayList<CovidEntry> WASafe = db.safeToOpen("WA");
+		for (CovidEntry c: WASafe){
+	 System.out.println(c);
+	}
+
+	System.out.println("Top 10 deaths for May 1st");
+	ArrayList<CovidEntry> topTenDeaths = db.topTenDeaths(5, 1);
+	for (CovidEntry c: topTenDeaths){
 	    System.out.println(c);
 	}