1 files changed, 155 insertions, 0 deletions
diff --git a/lttng/org.eclipse.linuxtools.lttng/src/org/eclipse/linuxtools/lttng/state/experiment/StateManagerFactory.java b/lttng/org.eclipse.linuxtools.lttng/src/org/eclipse/linuxtools/lttng/state/experiment/StateManagerFactory.java
new file mode 100644
index 0000000000..ff2a34d2cb
--- /dev/null
+++ b/lttng/org.eclipse.linuxtools.lttng/src/org/eclipse/linuxtools/lttng/state/experiment/StateManagerFactory.java
@@ -0,0 +1,155 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2010 Ericsson
+ * 
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License v1.0 which
+ * accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *   Alvaro Sanchez-Leon (alvsan09@gmail.com) - Initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.lttng.state.experiment;
+
+import org.eclipse.linuxtools.lttng.TraceDebug;
+import org.eclipse.linuxtools.lttng.model.LTTngTreeNode;
+import org.eclipse.linuxtools.lttng.state.LttngStateException;
+import org.eclipse.linuxtools.lttng.state.trace.IStateTraceManager;
+import org.eclipse.linuxtools.lttng.state.trace.StateTraceManager;
+import org.eclipse.linuxtools.tmf.experiment.TmfExperiment;
+import org.eclipse.linuxtools.tmf.trace.ITmfTrace;
+
+/**
+ * @author alvaro
+ * 
+ */
+public class StateManagerFactory {
+	// ========================================================================
+	// Data
+	// =======================================================================
+
+	private static IStateExperimentManager experimentManager = null;
+	/**
+	 * Allows to modify the check point interval for every new instance of trace manager
+	 */
+	private static Long ftraceCheckPointInterval = null;
+
+	static {
+		initCheck();
+	}
+	// ========================================================================
+	// Methods
+	// =======================================================================
+
+	/**
+	 * @param traceUniqueId
+	 * @param experiment
+	 * @return
+	 */
+	public static LTTngTreeNode getManager(ITmfTrace rtrace,
+			LTTngTreeNode experiment) {
+
+		// Validate
+		if (rtrace == null) {
+			return null;
+		}
+
+		String traceUniqueId = rtrace.getName();
+		if (traceUniqueId == null) {
+			return null;
+		}
+
+
+		LTTngTreeNode managerNode = null;
+		managerNode = experiment.getChildByName(traceUniqueId);
+
+		if (managerNode != null && managerNode instanceof IStateTraceManager) {
+			return managerNode;
+		}
+
+//		LttngTraceState traceModel = 
+//		StateModelFactory.getStateEntryInstance();
+		StateTraceManager manager = null;
+
+		// catch potential construction problems
+		try {
+			manager = new StateTraceManager(experiment.getNextUniqueId(), experiment, traceUniqueId, rtrace);
+
+			// Allow the possibility to configure the trace state check point
+			// interval at creation time
+			if (ftraceCheckPointInterval != null) {
+				manager.setCheckPointInterval(ftraceCheckPointInterval);
+			}
+
+		} catch (LttngStateException e) {
+			e.printStackTrace();
+		}
+
+		experiment.addChild(manager);
+		return manager;
+	}
+
+	/**
+	 * Provide the State trace set manager
+	 * 
+	 * @return
+	 */
+	public static IStateExperimentManager getExperimentManager() {
+		return experimentManager;
+	}
+
+	/**
+	 * Remove previously registered managers
+	 * 
+	 * @param traceUniqueId
+	 */
+	public static void removeManager(ITmfTrace rtrace, LTTngTreeNode rexperiment) {
+		if (rtrace != null && rexperiment != null
+				&& rexperiment.getValue() instanceof TmfExperiment<?>) {
+			LTTngTreeNode childToremove = rexperiment.getChildByName(rtrace
+					.getName());
+			if (childToremove != null) {
+				rexperiment.removeChild(childToremove);
+			}
+		} else {
+			TraceDebug.debug("Invalid arguments to remove manager for trace: "
+					+ rtrace.getName());
+		}
+	}
+
+	/**
+	 * initialization of factory
+	 */
+	private static void initCheck() {
+		if (experimentManager == null) {
+			Long id = 0L; // unique id
+			String name = "StateExperimentManager"; // name
+			experimentManager = new StateExperimentManager(id, name);
+		}
+	}
+
+	/**
+	 * Clea up resources
+	 */
+	public static void dispose() {
+		if (experimentManager != null) {
+			experimentManager = null;
+		}
+	}
+
+	/**
+	 * @return the traceCheckPointInterval
+	 */
+	public static Long getTraceCheckPointInterval() {
+		return ftraceCheckPointInterval;
+	}
+
+	/**
+	 * @param traceCheckPointInterval
+	 *            the traceCheckPointInterval to set
+	 */
+	public static void setTraceCheckPointInterval(Long traceCheckPointInterval) {
+		StateManagerFactory.ftraceCheckPointInterval = traceCheckPointInterval;
+	}
+}
+\ No newline at end of file