Move to the root the bundles which will be part of v1.4 and v2.2

[lgpl/argeo-commons.git] / org.argeo.server.core / src / main / java / org / argeo / server / ServerAnswer.java

diff --git a/org.argeo.server.core/src/main/java/org/argeo/server/ServerAnswer.java b/org.argeo.server.core/src/main/java/org/argeo/server/ServerAnswer.java
new file mode 100644 (file)
index 0000000..2f9cbee
--- /dev/null
+++ b/org.argeo.server.core/src/main/java/org/argeo/server/ServerAnswer.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.server;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+import org.apache.commons.io.IOUtils;
+import org.argeo.ArgeoException;
+
+/** Answer to an execution of a remote service which performed changes. */
+public class ServerAnswer {
+       public final static String OK = "OK";
+       public final static String ERROR = "ERROR";
+
+       private String status = OK;
+       private String message = "";
+
+       // TODO: add an exception field
+
+       /** Canonical constructor */
+       public ServerAnswer(String status, String message) {
+               setStatus(status);
+               if (message == null)
+                       throw new ArgeoException("Message cannot be null");
+               this.message = message;
+       }
+
+       /** Empty constructor */
+       public ServerAnswer() {
+       }
+
+       public String getStatus() {
+               return status;
+       }
+
+       public void setStatus(String status) {
+               if (status == null || (!status.equals(OK) && !status.equals(ERROR)))
+                       throw new ArgeoException("Bad status format: " + status);
+               this.status = status;
+       }
+
+       public String getMessage() {
+               return message;
+       }
+
+       public void setMessage(String message) {
+               this.message = message;
+       }
+
+       public Boolean isOk() {
+               return status.equals(OK);
+       }
+
+       public Boolean isError() {
+               return status.equals(ERROR);
+       }
+
+       public static ServerAnswer error(String message) {
+               return new ServerAnswer(ERROR, message);
+       }
+
+       public static ServerAnswer error(Throwable e) {
+               StringWriter writer = new StringWriter();
+               try {
+                       e.printStackTrace(new PrintWriter(writer));
+                       return new ServerAnswer(ERROR, writer.toString());
+               } finally {
+                       IOUtils.closeQuietly(writer);
+               }
+       }
+
+       public static ServerAnswer ok(String message) {
+               return new ServerAnswer(OK, message);
+       }
+
+       @Override
+       public String toString() {
+               return "ServerAnswer{status:" + status + ", message:" + message + "}";
+       }
+
+}