119 lines
3.6 KiB
Java
119 lines
3.6 KiB
Java
package InnaIrcBot.logging;
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import InnaIrcBot.config.ConfigurationFile;
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import InnaIrcBot.config.ConfigurationManager;
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import java.io.Closeable;
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.time.LocalTime;
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import java.time.format.DateTimeFormatter;
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import java.util.HashMap;
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public class WorkerSystem{
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private final static HashMap<String, WorkerSystem> systemLogWorkerMap = new HashMap<>();
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// TODO: add proxy multiple drivers support
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public static synchronized void setLogDriver(String server){
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String applicationLogDir;
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try {
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ConfigurationFile configuration = ConfigurationManager.getConfiguration(server);
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applicationLogDir = configuration.getApplicationLogDir();
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}
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catch (Exception e){
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applicationLogDir = "";
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}
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systemLogWorkerMap.put(server, new WorkerSystem(server, applicationLogDir));
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}
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public static synchronized WorkerSystem getSystemWorker(String serverName){
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return systemLogWorkerMap.get(serverName);
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}
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private FileWriter fileWriter;
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private final DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("HH:mm:ss");
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private Closeable thingToCloseOnDie; // call .close() method of this classes when this (system log class) dies.
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private boolean consistent;
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private String filePath;
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public WorkerSystem(String server, String appLogDir){
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try {
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formatFilePath(server, appLogDir);
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fileWriter = new FileWriter(createServerLogsFile(), true);
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consistent = true;
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} catch (Exception e){
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System.out.println("BotSystemWorker for "+server+" failed: " + e.getMessage());
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}
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}
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private void formatFilePath(String server, String dirLocation){
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if (dirLocation.isEmpty())
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dirLocation = "./";
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if (dirLocation.endsWith(File.separator))
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this.filePath = dirLocation+server+".log";
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else
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this.filePath = dirLocation;
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}
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private File createServerLogsFile() throws Exception{
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final File file = new File(filePath);
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if (file.exists()){
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if (file.isFile())
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return file;
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else
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throw new Exception("WorkerSystem: \""+filePath+"\" is directory while file expected.");
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}
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if (file.createNewFile())
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return file;
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throw new Exception("WorkerSystem: Can't create file: "+filePath);
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}
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private String genDate(){
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return "["+ LocalTime.now().format(dateFormat)+"]";
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}
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public void log(String initiatorArg, String messageArg) {
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String message = String.format("%s %s %s\n", genDate(), initiatorArg, messageArg);
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if (consistent)
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logToFile(message);
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else
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System.out.print(message);
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}
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private void logToFile(String message){
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try {
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fileWriter.write(message);
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fileWriter.flush();
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} catch (Exception e) {
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System.out.println("BotSystemWorker: unable to write application logs: " + e.getMessage());
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consistent = false;
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//this.close();
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}
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}
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public void registerInSystemWorker(Closeable thing){
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if (this.thingToCloseOnDie == null){ // only one needed
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this.thingToCloseOnDie = thing;
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}
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}
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public void close() {
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try {
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if (thingToCloseOnDie != null)
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thingToCloseOnDie.close();
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fileWriter.close();
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}
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catch (IOException | NullPointerException ignore){}
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consistent = false;
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}
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}
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