Create HTTP status enum

Author: NSeydoux

solid/src/main/java/com/inrupt/client/solid/HttpStatus.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright Inrupt Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ * Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+package com.inrupt.client.solid;
+
+import java.util.Arrays;
+import java.util.Optional;
+
+enum HttpStatus {
+    BAD_REQUEST(BadRequestException.STATUS_CODE, "Bad Request"),
+    UNAUTHORIZED(UnauthorizedException.STATUS_CODE, "Unauthorized"),
+    FORBIDDEN(ForbiddenException.STATUS_CODE, "Forbidden"),
+    NOT_FOUND(NotFoundException.STATUS_CODE, "Not Found"),
+    METHOD_NOT_ALLOWED(MethodNotAllowedException.STATUS_CODE, "Method Not Allowed"),
+    NOT_ACCEPTABLE(NotAcceptableException.STATUS_CODE, "Not Acceptable"),
+    CONFLICT(ConflictException.STATUS_CODE, "Conflict"),
+    GONE(GoneException.STATUS_CODE, "Gone"),
+    PRECONDITION_FAILED(PreconditionFailedException.STATUS_CODE, "Precondition Failed"),
+    UNSUPPORTED_MEDIA_TYPE(UnsupportedMediaTypeException.STATUS_CODE, "Unsupported Media Type"),
+    TOO_MANY_REQUESTS(TooManyRequestsException.STATUS_CODE, "Too Many Requests"),
+    INTERNAL_SERVER_ERROR(InternalServerErrorException.STATUS_CODE, "Internal Server Error");
+
+    final int code;
+    final String message;
+
+    HttpStatus(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+    static String getStatusMessage(int statusCode) {
+        Optional<HttpStatus> knownStatus = Arrays.stream(HttpStatus.values()).filter(status -> status.code == statusCode).findFirst();
+        if (knownStatus.isPresent()) {
+            return knownStatus.get().message;
+        }
+        // If the status is unknown, default to 400 for client errors and 500 for server errors
+        if (statusCode > 499) {
+            return INTERNAL_SERVER_ERROR.message;
+        }
+        return BAD_REQUEST.message;
+    }
+}