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Commit 200abbb8 authored by Christopher Bohn's avatar Christopher Bohn :thinking:
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getting ready for 2022 Advent of Code

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2022/README.md 0 → 100644
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# 2022 Advent of Code Solutions
## Day 1
2022/pom.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>edu.unl.cse.bohn</groupId>
<artifactId>AdventOfCoding</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>com.googlecode.json-simple</groupId>
<artifactId>json-simple</artifactId>
<version>1.1.1</version>
</dependency>
</dependencies>
</project>
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2022/src/main/java/edu/unl/cse/bohn/ImportData.java 0 → 100644
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package edu.unl.cse.bohn;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URLConnection;
import java.util.LinkedList;
import java.util.List;
import java.util.Objects;
public class ImportData {
public static final String FILENAME = "apikeys.json";
protected final String protocol;
protected final String host;
protected final String path;
protected final String apiKey;
@SuppressWarnings("unused")
public static List<String> readFile(String filename) throws IOException {
List<String> data = new LinkedList<>();
BufferedReader bufferedReader;
bufferedReader = new BufferedReader(new FileReader(filename));
while (bufferedReader.ready()) {
data.add(bufferedReader.readLine());
}
return data;
}
public ImportData(String apiKeyName, int year, int day) {
String apiKey;
protocol = "https";
host = "adventofcode.com";
path = "/" + year + "/day/" + day + "/input";
try {
apiKey = getApiKey(apiKeyName);
} catch (IOException ioException) {
System.err.println("Could not retrieve API key: " + ioException.getMessage());
apiKey = null;
}
this.apiKey = apiKey;
}
protected String getApiKey(String apiKeyName) throws IOException {
JSONObject apiKeyJson;
try (InputStreamReader inputStreamReader = new InputStreamReader(
Objects.requireNonNull(ImportData.class.getClassLoader().getResourceAsStream(FILENAME)))) {
apiKeyJson = (JSONObject)new JSONParser().parse(inputStreamReader);
} catch (NullPointerException nullPointerException) {
FileNotFoundException newException = new FileNotFoundException("File " + FILENAME + " not found.");
newException.initCause(nullPointerException);
throw newException;
} catch (ParseException parseException) {
throw new IOException("Error while parsing file " + FILENAME + ".", parseException);
}
if (!apiKeyJson.containsKey(apiKeyName)) {
System.err.println("WARNING! Could not locate API key named " + apiKeyName + " in file " + FILENAME + ".");
}
String apiKey = apiKeyJson.get(apiKeyName).toString();
if (apiKey.equals("")) {
System.err.println("WARNING! API key named " + apiKeyName + " in file " + FILENAME + " is blank.");
}
return apiKey;
}
public List<String> importData() throws IOException {
List<String> data = new LinkedList<>();
BufferedReader bufferedReader;
try {
URLConnection connection = new URI(protocol, host, path, null).toURL().openConnection();
connection.setRequestProperty("Cookie", apiKey);
bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
} catch (URISyntaxException | MalformedURLException originalException) {
throw new IOException("Could not retrieve usable data from " + host + ".", originalException);
}
while (bufferedReader.ready()) {
data.add(bufferedReader.readLine());
}
return data;
}
}
2022/src/main/java/edu/unl/cse/bohn/Main.java 0 → 100644
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package edu.unl.cse.bohn;
import java.lang.reflect.InvocationTargetException;
import java.util.Calendar;
import java.util.Scanner;
public class Main {
public static final String defaultApiKey = "aoc";
private static String getUserInput(String prompt, String defaultValue, Scanner scanner) {
System.out.print(prompt + " [" + defaultValue + "]: ");
String userInput = scanner.nextLine();
return userInput.equals("") ? defaultValue : userInput;
}
public static void main(String... arguments) {
Scanner scanner = new Scanner(System.in);
String apiKey = getUserInput("Enter API key", defaultApiKey, scanner);
Calendar calendar = Calendar.getInstance();
int year = Integer.parseInt(getUserInput("Enter puzzle year",
Integer.toString(calendar.get(Calendar.YEAR)), scanner));
int day = Integer.parseInt(getUserInput("Enter puzzle day",
Integer.toString(calendar.get(Calendar.DAY_OF_MONTH)), scanner));
boolean useProductionData = getUserInput("Use sample data (Y/N)?", "Y", scanner).toUpperCase().charAt(0) != 'Y';
scanner.close();
ImportData dataSource = new ImportData(apiKey, year, day);
String className = Main.class.getPackageName() + ".year" + year + ".Day" + day;
Puzzle puzzle = null;
try {
puzzle = (Puzzle)Class.forName(className).getConstructors()[0].newInstance(useProductionData);
} catch (ClassNotFoundException classNotFoundException) {
System.err.println("Could not find class " + className);
System.exit(1);
} catch (InstantiationException ignored) {
System.err.println(className + " is an abstract class.");
System.exit(1);
} catch (IllegalAccessException ignored) {
System.err.println("The requested constructor for " + className + " is inaccessible.");
System.exit(1);
} catch (InvocationTargetException invocationTargetException) {
System.err.println("The constructor for " + className + " threw an exception.");
System.err.println(invocationTargetException.getMessage());
Throwable originalException = invocationTargetException.getCause();
System.err.println("Caused by: " + originalException);
System.exit(1);
}
puzzle.solvePuzzle(dataSource);
}
}
2022/src/main/java/edu/unl/cse/bohn/Puzzle.java 0 → 100644
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package edu.unl.cse.bohn;
import java.io.IOException;
import java.util.List;
public abstract class Puzzle {
protected String sampleData = "";
protected boolean isProductionReady;
public Puzzle(boolean isProductionReady) {
this.isProductionReady = isProductionReady;
}
public abstract long computePart1(List<String> data);
public abstract long computePart2(List<String> data);
public void solvePuzzle(ImportData dataSource) {
List<String> data = null;
try {
data = isProductionReady ? dataSource.importData() : List.of(sampleData.split(System.lineSeparator()));
} catch (IOException ioException) {
System.err.println("Could not retrieve data: " + ioException);
System.exit(1);
}
System.out.println("Part 1: " + computePart1(data));
System.out.println("Part 2: " + computePart2(data));
}
}
2022/src/main/java/edu/unl/cse/bohn/year2021 0 → 120000
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../../../../../../../../2021/src/main/java/edu/unl/cse/bohn/year2021
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2022/src/main/resources/apikeys.TEMPLATE 0 → 100644
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{
"aoc": ""
}
scaffolding/ImportData.java 0 → 100644
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package edu.unl.cse.bohn;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URLConnection;
import java.util.LinkedList;
import java.util.List;
import java.util.Objects;
public class ImportData {
public static final String FILENAME = "apikeys.json";
protected final String protocol;
protected final String host;
protected final String path;
protected final String apiKey;
@SuppressWarnings("unused")
public static List<String> readFile(String filename) throws IOException {
List<String> data = new LinkedList<>();
BufferedReader bufferedReader;
bufferedReader = new BufferedReader(new FileReader(filename));
while (bufferedReader.ready()) {
data.add(bufferedReader.readLine());
}
return data;
}
public ImportData(String apiKeyName, int year, int day) {
String apiKey;
protocol = "https";
host = "adventofcode.com";
path = "/" + year + "/day/" + day + "/input";
try {
apiKey = getApiKey(apiKeyName);
} catch (IOException ioException) {
System.err.println("Could not retrieve API key: " + ioException.getMessage());
apiKey = null;
}
this.apiKey = apiKey;
}
protected String getApiKey(String apiKeyName) throws IOException {
JSONObject apiKeyJson;
try (InputStreamReader inputStreamReader = new InputStreamReader(
Objects.requireNonNull(ImportData.class.getClassLoader().getResourceAsStream(FILENAME)))) {
apiKeyJson = (JSONObject)new JSONParser().parse(inputStreamReader);
} catch (NullPointerException nullPointerException) {
FileNotFoundException newException = new FileNotFoundException("File " + FILENAME + " not found.");
newException.initCause(nullPointerException);
throw newException;
} catch (ParseException parseException) {
throw new IOException("Error while parsing file " + FILENAME + ".", parseException);
}
if (!apiKeyJson.containsKey(apiKeyName)) {
System.err.println("WARNING! Could not locate API key named " + apiKeyName + " in file " + FILENAME + ".");
}
String apiKey = apiKeyJson.get(apiKeyName).toString();
if (apiKey.equals("")) {
System.err.println("WARNING! API key named " + apiKeyName + " in file " + FILENAME + " is blank.");
}
return apiKey;
}
public List<String> importData() throws IOException {
List<String> data = new LinkedList<>();
BufferedReader bufferedReader;
try {
URLConnection connection = new URI(protocol, host, path, null).toURL().openConnection();
connection.setRequestProperty("Cookie", apiKey);
bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
} catch (URISyntaxException | MalformedURLException originalException) {
throw new IOException("Could not retrieve usable data from " + host + ".", originalException);
}
while (bufferedReader.ready()) {
data.add(bufferedReader.readLine());
}
return data;
}
}
scaffolding/Main.java 0 → 100644
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package edu.unl.cse.bohn;
import java.lang.reflect.InvocationTargetException;
import java.util.Calendar;
import java.util.Scanner;
public class Main {
public static final String defaultApiKey = "aoc";
private static String getUserInput(String prompt, String defaultValue, Scanner scanner) {
System.out.print(prompt + " [" + defaultValue + "]: ");
String userInput = scanner.nextLine();
return userInput.equals("") ? defaultValue : userInput;
}
public static void main(String... arguments) {
Scanner scanner = new Scanner(System.in);
String apiKey = getUserInput("Enter API key", defaultApiKey, scanner);
Calendar calendar = Calendar.getInstance();
int year = Integer.parseInt(getUserInput("Enter puzzle year",
Integer.toString(calendar.get(Calendar.YEAR)), scanner));
int day = Integer.parseInt(getUserInput("Enter puzzle day",
Integer.toString(calendar.get(Calendar.DAY_OF_MONTH)), scanner));
boolean useProductionData = getUserInput("Use sample data (Y/N)?", "Y", scanner).toUpperCase().charAt(0) != 'Y';
scanner.close();
ImportData dataSource = new ImportData(apiKey, year, day);
String className = Main.class.getPackageName() + ".year" + year + ".Day" + day;
Puzzle puzzle = null;
try {
puzzle = (Puzzle)Class.forName(className).getConstructors()[0].newInstance(useProductionData);
} catch (ClassNotFoundException classNotFoundException) {
System.err.println("Could not find class " + className);
System.exit(1);
} catch (InstantiationException ignored) {
System.err.println(className + " is an abstract class.");
System.exit(1);
} catch (IllegalAccessException ignored) {
System.err.println("The requested constructor for " + className + " is inaccessible.");
System.exit(1);
} catch (InvocationTargetException invocationTargetException) {
System.err.println("The constructor for " + className + " threw an exception.");
System.err.println(invocationTargetException.getMessage());
Throwable originalException = invocationTargetException.getCause();
System.err.println("Caused by: " + originalException);
System.exit(1);
}
puzzle.solvePuzzle(dataSource);
}
}
scaffolding/Puzzle.java 0 → 100644
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package edu.unl.cse.bohn;
import java.io.IOException;
import java.util.List;
public abstract class Puzzle {
protected String sampleData = "";
protected boolean isProductionReady;
public Puzzle(boolean isProductionReady) {
this.isProductionReady = isProductionReady;
}
public abstract long computePart1(List<String> data);
public abstract long computePart2(List<String> data);
public void solvePuzzle(ImportData dataSource) {
List<String> data = null;
try {
data = isProductionReady ? dataSource.importData() : List.of(sampleData.split(System.lineSeparator()));
} catch (IOException ioException) {
System.err.println("Could not retrieve data: " + ioException);
System.exit(1);
}
System.out.println("Part 1: " + computePart1(data));
System.out.println("Part 2: " + computePart2(data));
}
}
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