update logger

Author: y1rn

src/main/java/y1rn/javaformat/LogConfig.java

@@ -8,18 +8,13 @@
 
 public class LogConfig {
 
-  private static boolean loaded;
-
   static {
     init();
   }
 
   private LogConfig() {}
 
-  public static synchronized void init() {
-    if (loaded) {
-      return;
-    }
+  public static void init() {
     LogManager lm = LogManager.getLogManager();
     String logLevel = Level.SEVERE.getName();
     System.setProperty("java.util.logging.SimpleFormatter.format", "[y1rn.java-format]: %5$s");
@@ -51,7 +46,6 @@ public static synchronized void init() {
     } catch (IOException e) {
       e.printStackTrace();
     }
-    loaded = true;
   }
 
   public static String getValue(String key, String def) {

src/main/java/y1rn/javaformat/RPC.java

@@ -1,9 +1,11 @@
 package y1rn.javaformat;
 
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.logging.Level;
 import lombok.extern.java.Log;
 import org.eclipse.lsp4j.jsonrpc.StandardLauncher;
 import org.eclipse.lsp4j.jsonrpc.json.JsonRpcMethod;
@@ -12,13 +14,15 @@
 import org.eclipse.lsp4j.jsonrpc.messages.Message;
 import org.eclipse.lsp4j.jsonrpc.messages.MessageIssue;
 import org.eclipse.lsp4j.jsonrpc.messages.RequestMessage;
+import org.eclipse.lsp4j.jsonrpc.messages.ResponseError;
 import org.eclipse.lsp4j.jsonrpc.messages.ResponseMessage;
 
 @Log
 public class RPC {
 
-  public static void main(String[] args) {
-    LogConfig.init();
+  public static void main(String[] args) throws ClassNotFoundException {
+    // logger config
+    Class.forName("y1rn.javaformat.LogConfig");
     ExecutorService es = Executors.newCachedThreadPool();
     Map<String, JsonRpcMethod> mm =
         Map.of(
@@ -34,26 +38,30 @@ public static void main(String[] args) {
             System.in,
             mjh,
             (Message message, List<MessageIssue> issues) -> {
-              if (!issues.isEmpty()) {
-                MessageIssue issue = issues.get(0);
-                ResponseMessage resp = new ResponseMessage();
-                resp.setId(Integer.parseInt(((RequestMessage) message).getId()));
-                resp.setResult(
-                    issue.getCause().getMessage()
-                        + "["
-                        + issue.getCause().getStackTrace()[0].toString()
-                        + "]");
-                fh.writeResponse(resp);
-              }
-
-              log.severe(message.toString());
-              issues.forEach(
-                  issue -> {
-                    log.severe(issue.getCause().getMessage());
-                    for (StackTraceElement traceElement : issue.getCause().getStackTrace()) {
-                      log.severe(traceElement.toString());
+              log.info(
+                  () -> {
+                    if (log.isLoggable(Level.INFO)) {
+                      return message.toString();
                     }
+                    return null;
                   });
+              ResponseMessage resp = new ResponseMessage();
+              resp.setId(Integer.parseInt(((RequestMessage) message).getId()));
+
+              if (issues != null && !issues.isEmpty()) {
+                var issue = issues.get(0);
+                ResponseError re =
+                    new ResponseError(issue.getIssueCode(), issue.getText(), issue.getCause());
+                resp.setError(re);
+                if (issue.getCause() != null) {
+                  log.log(Level.SEVERE, issue.getCause().getMessage(), issue.getCause());
+                }
+                log.log(Level.SEVERE, issue.getText());
+              } else {
+                resp.setResult(Collections.emptyList());
+              }
+
+              fh.writeResponse(resp);
             });
     StandardLauncher<Void> launcher = new StandardLauncher<>(smp, fh, es, null, null);
     launcher.startListening();