Начало трансляции сервероного кода к новому протоколу

src/main/java/im/rosetta/network/enums/ResultCode.java

@@ -0,0 +1,52 @@
+package im.rosetta.network.enums;
+
+// Auto-generated by RCC (Rosetta Code Compiler). Do not edit manually.
+public enum ResultCode {
+    SUCCESS(0),
+    ERROR(1),
+    INVALID(2),
+    USERNAME_TAKEN(3);
+
+    private final Integer code;
+
+    ResultCode(Integer code) {
+        this.code = code;
+    }
+
+    public Integer getCode() {
+        return code;
+    }
+
+    public static ResultCode fromCode(int code) {
+        return switch (code) {
+            case 0 -> SUCCESS;
+            case 1 -> ERROR;
+            case 2 -> INVALID;
+            case 3 -> USERNAME_TAKEN;
+            default -> throw new IllegalArgumentException("Unknown ResultCode code: " + code);
+        };
+    }
+
+    public static ResultCode fromCode(int code, int version) {
+      ResultCode value = fromCode(code);
+      if (!value.isSupportedInVersion(version)) {
+        throw new IllegalArgumentException("Unsupported ResultCode code " + code + " for version " + version);
+      }
+      return value;
+    }
+
+    public boolean isSupportedInVersion(int version) {
+      return switch (this) {
+              case SUCCESS -> true;
+            case ERROR -> true;
+            case INVALID -> true;
+            case USERNAME_TAKEN -> true;
+      };
+    }
+
+    public void requireSupportedInVersion(int version) {
+      if (!isSupportedInVersion(version)) {
+        throw new IllegalArgumentException("Unsupported ResultCode value " + this + " for version " + version);
+      }
+    }
+}