--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.db.server.protocol;\r
+\r
+\r
+public abstract class AbstractFunction extends AbstractMessage {\r
+ private int token = 0;\r
+ void setToken(int token) {\r
+ this.token = token;\r
+ }\r
+ int getToken() {\r
+ return token;\r
+ }\r
+ AbstractFunction(int requestNumber, int responseNumber) {\r
+ super(requestNumber, responseNumber);\r
+ }\r
+ AbstractFunction(int requestNumber, int responseNumber, DataBuffer buffer) {\r
+ super(requestNumber, responseNumber, buffer);\r
+ }\r
+ @Override\r
+ boolean isEvent() {\r
+ return false;\r
+ }\r
+ @Override\r
+ String getExceptionText() {\r
+ String t = super.getExceptionText();\r
+ if (t != null)\r
+ return super.getExceptionText();\r
+ else if (notRightDataForUs())\r
+ return "Response type does not match.";\r
+ return null;\r
+ }\r
+ public boolean hasException() { // Used by return handler.\r
+ return notRightDataForUs() || super.getExceptionText() != null;\r
+ }\r
+ boolean notRightDataForUs() {\r
+ return receivedNumber != responseNumber;\r
+ }\r
+ void prepareForSendingRequest() {\r
+ receivedNumber = 0;\r
+ responsePending = true;\r
+ super.setExceptionText(null);\r
+ }\r
+ boolean hasResponsePending() {\r
+ return hasResponse() && responsePending;\r
+ }\r
+ synchronized void gotResponse() {\r
+ responsePending = false;\r
+ this.notify();\r
+ }\r
+// synchronized void waitForResponse(Connection connection, long waitMs) throws SessionException {\r
+// String string = "AbstractFunction.waitForResponse";\r
+// if (DebugPolicy.REPORT_TIME_CONSUMING_FUNCTIONS)\r
+// string += "token=" + token + ", returnHandler=" + returnHandler;\r
+// DebugPolicy.wait(waitMs, this, string);\r
+// }\r
+}\r