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Added reading to the config manager

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This commit is contained in:
wrushton
2026-03-25 19:53:13 +13:00
parent aea691678f
commit c875adfceb
3 changed files with 142 additions and 22 deletions
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78
src/main/ConfigManager.java
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@@ -18,40 +18,47 @@ import org.json.JSONObject;
import java.util.Scanner;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.Map;
import src.main.utilities.JsonUtils;
public class ConfigManager {
private static final Path CONFIGS_DIR = Paths.get("src/resources/configs");
private static final Path CONFIGS_BACKUP_DIR = Paths.get("src/resources/configs/backups");
// Map entry of database config contents and file path
private static final Map.Entry<String, String[]> DATABASE_CONFIG = new AbstractMap.SimpleEntry<String, String[]>("database.json",
new String[]{
"DatabaseAddress",
"DataBasePort",
"DataBaseUsername",
"DataBasePassword"
new String[] {
"address",
"port",
"username",
"password",
"ssl",
"defaultTable"
});
public ConfigManager () {
// Default constructor
public ConfigManager() {
}
// Boolean constructor for instanciating first time setup
public ConfigManager(boolean firstTimeSetup) {
makeBackups(CONFIGS_DIR, CONFIGS_BACKUP_DIR);
if(!Files.exists(Path.of(CONFIGS_DIR.toString(), DATABASE_CONFIG.getKey()))) {
if(!Files.exists(Path.of(CONFIGS_DIR.toString(), DATABASE_CONFIG.getKey())) || firstTimeSetup) {
writeConfig(Paths.get(CONFIGS_DIR.toString(), DATABASE_CONFIG.getKey()), DATABASE_CONFIG.getValue());
}
//HashMap<String, Object> databaseConfig;
//databaseConfig = readConfig(Paths.get(CONFIGS_DIR.toString(), "database.json"));
//System.out.println(databaseConfig);
}
private void getUserInputConfig(HashMap<String, Object> config, Scanner scanner, String configEntry) {
System.out.println("Please enter " + configEntry);
config.put(configEntry, scanner.nextLine());
}
// Writes the config content to the config path
private void writeConfig(Path configPath, String[] configContent) {
Scanner inputScanner = new Scanner(System.in);
HashMap<String, Object> configData = new HashMap<String, Object>();
@@ -69,18 +76,42 @@ public class ConfigManager {
}
private HashMap<String, Object> readConfig(Path configPath) {
// Reads out the config based on the config file Path
public HashMap<String, Object> readConfig(Path configPath) {
HashMap<String, Object> config = new HashMap<String, Object>();
HashMap<String, Object> configContents = new HashMap<String, Object>();
try {
String configContent = new String(Files.readAllBytes(configPath));
JSONObject jsonObject = new JSONObject(configContent);
System.out.println(jsonObject);
configContents = JsonUtils.jsonToHashMap(jsonObject);
} catch (Exception error) {
error.printStackTrace();
}
return config;
return configContents;
}
// Reads out the config based on the config file String
public HashMap<String, Object> readConfig(String config) {
// Checks if the string passed is of type .json
if (config.length() > 5 && config.substring(config.length() - 4) == ".json") {
System.out.println("Getting config ");
}
Path configPath = Path.of(CONFIGS_DIR.toString(), config);
HashMap<String, Object> configContents = new HashMap<String, Object>();
try {
String configContent = new String(Files.readAllBytes(configPath));
JSONObject jsonObject = new JSONObject(configContent);
configContents = JsonUtils.jsonToHashMap(jsonObject);
} catch (Exception error) {
error.printStackTrace();
}
return configContents;
}
private void makeBackups(Path source, Path destination) {
@@ -89,7 +120,6 @@ public class ConfigManager {
System.err.println("Source directory does not exist or is not a directory.");
return;
}
// Ensure the destination exists, if not create it
if (!Files.exists(destination)) {
try {
@@ -101,7 +131,6 @@ public class ConfigManager {
return;
}
}
// Attempt to copy files from source to destination
try (Stream<Path> pathStream = Files.list(source)) {
// Get a list of files, filter out non-file types
@@ -124,4 +153,11 @@ public class ConfigManager {
}
private void getUserInputConfig(HashMap<String, Object> config, Scanner scanner, String configEntry) {
System.out.println("Please enter " + configEntry);
config.put(configEntry, scanner.nextLine());
}
}

16
src/main/utilities/Configs.java Normal file
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@@ -0,0 +1,16 @@
package src.main.utilities;
public enum Configs {
database("database.json");
private final String fileName;
private Configs(String fileName) {
this.fileName = fileName;
}
public String getFileName() {
return fileName;
}
}

68
src/main/utilities/JsonUtils.java Normal file
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@@ -0,0 +1,68 @@
package src.main.utilities;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
public class JsonUtils {
public static HashMap<String, Object> jsonToHashMap(JSONObject json) throws JSONException {
if (json == null || json == JSONObject.NULL) {
return new HashMap<>();
}
return new HashMap<>(toMap(json));
}
public static Map<String, Object> jsonToMap(JSONObject json) throws JSONException {
if (json == null || json == JSONObject.NULL) {
return new HashMap<>();
}
return toMap(json);
}
private static Map<String, Object> toMap(JSONObject object) throws JSONException {
Map<String, Object> map = new HashMap<>();
Iterator<String> keysItr = object.keys();
while (keysItr.hasNext()) {
String key = keysItr.next();
Object value = object.get(key);
if (value == JSONObject.NULL) {
value = null;
} else if (value instanceof JSONArray) {
value = toList((JSONArray) value);
} else if (value instanceof JSONObject) {
value = toMap((JSONObject) value);
}
map.put(key, value);
}
return map;
}
private static List<Object> toList(JSONArray array) throws JSONException {
List<Object> list = new ArrayList<>();
for (int i = 0; i < array.length(); i++) {
Object value = array.get(i);
if (value == JSONObject.NULL) {
value = null;
} else if (value instanceof JSONArray) {
value = toList((JSONArray) value);
} else if (value instanceof JSONObject) {
value = toMap((JSONObject) value);
}
list.add(value);
}
return list;
}
}