1 files changed, 65 insertions, 0 deletions
diff --git a/systemtap/org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui/src/org/eclipse/linuxtools/systemtap/ui/graphingapi/nonui/structures/ChartStreamDaemon.java b/systemtap/org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui/src/org/eclipse/linuxtools/systemtap/ui/graphingapi/nonui/structures/ChartStreamDaemon.java
new file mode 100644
index 0000000000..c5f4f86bdc
--- /dev/null
+++ b/systemtap/org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui/src/org/eclipse/linuxtools/systemtap/ui/graphingapi/nonui/structures/ChartStreamDaemon.java
@@ -0,0 +1,65 @@
+/*******************************************************************************
+ * Copyright (c) 2006 IBM Corporation.
+ * 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:
+ *     IBM Corporation - Jeff Briggs, Henry Hughes, Ryan Morse
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.structures;
+
+import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.datasets.IDataEntry;
+import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.datasets.IDataSet;
+import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.datasets.IDataSetParser;
+import org.eclipse.linuxtools.systemtap.ui.structures.listeners.IGobblerListener;
+
+
+
+public class ChartStreamDaemon implements IGobblerListener {
+	public ChartStreamDaemon(IDataSet d, IDataSetParser p) {
+		data = d;
+		outputData = new StringBuilder("");
+		parser = p;
+		disposed = false;
+	}
+	
+	/**
+	 * Takes one line from the output data and appends it to data object.
+	 */
+	protected void pushData() {
+		if(null == data || null == parser)
+			return;
+		
+		IDataEntry e = parser.parse(outputData);
+		if(null != e)
+			data.setData(e);
+	}
+
+	public void handleDataEvent(String line) {
+		outputData.append(line);
+		this.pushData();
+	}
+	
+	public boolean isDisposed() {
+		return disposed;
+	}
+	
+	public void dispose() {
+		if(!disposed) {
+			disposed = true;
+			data = null;
+			if(null != outputData)
+				outputData.delete(0, outputData.length());
+			outputData = null;
+			parser = null;
+		}
+	}
+
+	protected IDataSet data;
+	protected StringBuilder outputData;
+	protected IDataSetParser parser;
+	private boolean disposed;
+}