1 files changed, 80 insertions, 0 deletions
diff --git a/container-search-gui/src/main/java/com/yahoo/search/query/restapi/ErrorResponse.java b/container-search-gui/src/main/java/com/yahoo/search/query/restapi/ErrorResponse.java
new file mode 100644
index 00000000000..2cce4785708
--- /dev/null
+++ b/container-search-gui/src/main/java/com/yahoo/search/query/restapi/ErrorResponse.java
@@ -0,0 +1,80 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.search.query.restapi;
+
+import com.yahoo.container.jdisc.HttpResponse;
+import com.yahoo.slime.Cursor;
+import com.yahoo.slime.JsonFormat;
+import com.yahoo.slime.Slime;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+import static com.yahoo.jdisc.Response.Status.BAD_REQUEST;
+import static com.yahoo.jdisc.Response.Status.FORBIDDEN;
+import static com.yahoo.jdisc.Response.Status.INTERNAL_SERVER_ERROR;
+import static com.yahoo.jdisc.Response.Status.METHOD_NOT_ALLOWED;
+import static com.yahoo.jdisc.Response.Status.NOT_FOUND;
+import static com.yahoo.jdisc.Response.Status.UNAUTHORIZED;
+
+/**
+ * Error responses with JSON bodies
+ * 
+ * @author bratseth
+ */
+public class ErrorResponse extends HttpResponse {
+
+    private final Slime slime = new Slime();
+    private final String message;
+
+    public enum ErrorCode {
+        FORBIDDEN,
+        UNAUTHORIZED,
+        NOT_FOUND,
+        BAD_REQUEST,
+        METHOD_NOT_ALLOWED,
+        INTERNAL_SERVER_ERROR
+    }
+
+    private ErrorResponse(int code, ErrorCode errorCode, String message) {
+        super(code);
+        this.message = message;
+        Cursor root = slime.setObject();
+        root.setString("error-code", errorCode.name());
+        root.setString("message", message);
+    }
+
+    public String message() { return message; }
+
+    public static ErrorResponse notFoundError(String message) {
+        return new ErrorResponse(NOT_FOUND, ErrorCode.NOT_FOUND, message);
+    }
+
+    public static ErrorResponse internalServerError(String message) {
+        return new ErrorResponse(INTERNAL_SERVER_ERROR, ErrorCode.INTERNAL_SERVER_ERROR, message);
+    }
+
+    public static ErrorResponse badRequest(String message) {
+        return new ErrorResponse(BAD_REQUEST, ErrorCode.BAD_REQUEST, message);
+    }
+
+    public static ErrorResponse methodNotAllowed(String message) {
+        return new ErrorResponse(METHOD_NOT_ALLOWED, ErrorCode.METHOD_NOT_ALLOWED, message);
+    }
+
+    public static ErrorResponse unauthorized(String message) {
+        return new ErrorResponse(UNAUTHORIZED, ErrorCode.UNAUTHORIZED, message);
+    }
+
+    public static ErrorResponse forbidden(String message) {
+        return new ErrorResponse(FORBIDDEN, ErrorCode.FORBIDDEN, message);
+    }
+
+    @Override
+    public void render(OutputStream stream) throws IOException {
+        new JsonFormat(true).encode(stream, slime);
+    }
+
+    @Override
+    public String getContentType() { return "application/json"; }
+
+}