public static void fileWithColdestTemperature() {
String fileName = null;
CSVRecord lowestSoFar = null;
double lowestTemp = 99999;
DirectoryResource dr = new DirectoryResource();
for (File f : dr.selectedFiles()) {
FileResource fr = new FileResource(f);
CSVRecord currentRow = coldestHourInFile(fr.getCSVParser());
double currentTemp = Double.parseDouble(currentRow.get("TemperatureF"));
if (currentTemp < lowestTemp) {
lowestTemp = currentTemp;
lowestSoFar = currentRow;
fileName = f.getName();
}
/*
if (lowestSoFar == null) {
lowestSoFar = currentRow;
fileName = f.getName();
selectedFr = fr;
} else {
lowestSoFar = getLowestOfTwo(currentRow, lowestSoFar);
fileName = f.getName();
selectedFr = fr;
}
*/
}
System.out.println("Coldest day was in file " + fileName);
System.out.println("Coldest temperature on that day was " + lowestSoFar.get("TemperatureF"));
System.out.println("All the Temperatures on the coldest day were:");
}
public void quiz1_q1() {
FileResource fr = new FileResource("../secretmessage1.txt");
String encrypted = fr.asString();
int[] key = new int[4];
key = tryKeyLength(encrypted, 4, 'e');
for (int i = 0; i < 4; i++) {
System.out.println(key[i]);
}
}
public static void testAverageTemperatureWithHighHumidityInFile() {
FileResource fr = new FileResource();
CSVParser parser = fr.getCSVParser();
double avgTem = averageTemperatureWithHighHumidityInFile(parser, 80);
if (avgTem == -9999) {
System.out.println("No temperatures with that humidity");
} else {
System.out.println("Average Temp when high Humidity is " + avgTem);
}
}
public void testTryKeyLength() {
FileResource fr = new FileResource("athens_keyflute.txt");
String encrypted = fr.asString();
int[] key = new int[5];
key = tryKeyLength(encrypted, 5, 'e');
for (int i = 0; i < 5; i++) {
System.out.println(key[i]);
}
}
public void breakVigenere() {
// read in the encrypted message
FileResource fr = new FileResource();
String encrypted = fr.asString();
// read in the dictionary of valid words
FileResource dictRes = new FileResource("dictionaries/English");
HashSet<String> dict = readDictionary(dictRes);
String decrypted = breakForLanguage(encrypted, dict);
System.out.println(decrypted);
}
public static CSVRecord hottestInManyDays() {
CSVRecord largestSoFar = null;
DirectoryResource dr = new DirectoryResource();
for (File f : dr.selectedFiles()) {
FileResource fr = new FileResource(f);
CSVRecord currentRow = hottestHourInFile(fr.getCSVParser());
if (largestSoFar == null) {
largestSoFar = currentRow;
} else {
largestSoFar = getLargestOfTwo(currentRow, largestSoFar);
}
}
return largestSoFar;
}
public static CSVRecord lowestHumidityInManyFiles() {
CSVRecord lowestRecordSoFar = null;
double lowestHumiditySoFar = 101;
DirectoryResource dr = new DirectoryResource();
for (File f : dr.selectedFiles()) {
FileResource fr = new FileResource(f);
CSVParser parser = fr.getCSVParser();
CSVRecord record = lowestHumidityInFile(parser);
double currentHumidity = Double.parseDouble(record.get("Humidity"));
if (currentHumidity < lowestHumiditySoFar) {
lowestHumiditySoFar = currentHumidity;
lowestRecordSoFar = record;
}
}
return lowestRecordSoFar;
}
public void testBreakForAllLanguages() {
// read in the encrypted message
FileResource fr2 = new FileResource("athens_keyflute.txt");
String encrypted = fr2.asString();
HashMap<String, HashSet<String>> myMap = new HashMap<String, HashSet<String>>();
FileResource fr = new FileResource("dictionaries/English");
HashSet<String> dict = readDictionary(fr);
myMap.put("English", dict);
FileResource fr1 = new FileResource("dictionaries/Spanish");
HashSet<String> dict1 = readDictionary(fr1);
myMap.put("Spanish", dict1);
breakForAllLanguages(encrypted, myMap);
}
/*
* method to return a HashSet of words lower-cased and read from the file
* passed in as a parameter
*/
public HashSet<String> readDictionary(FileResource fr) {
// create a HashSet which you will be returning
HashSet<String> dict = new HashSet<String>();
for (String line : fr.lines()) {
// convert to lowercase and add to the dictionary
line = line.toLowerCase();
dict.add(line);
}
return dict;
}
public static void testColdestHourInFile() {
FileResource fr = new FileResource();
CSVParser parser = fr.getCSVParser();
CSVRecord coldest = coldestHourInFile(parser);
System.out.println(coldest.get("TemperatureF") + " at " + coldest.get("TimeEST"));
}
public static void testAverageTemperatureInFile() {
FileResource fr = new FileResource();
CSVParser parser = fr.getCSVParser();
double averageTemperature = averageTemperatureInFile(parser);
System.out.println("Average temperature in file is " + averageTemperature);
}
public static void testLowestHumidityInFile() {
FileResource fr = new FileResource();
CSVParser parser = fr.getCSVParser();
CSVRecord csv = lowestHumidityInFile(parser);
System.out.println("Lowest Humidity was " + csv.get("Humidity") + " at " + csv.get("DateUTC"));
}
