Bug 378402: Implementation of ControlFlow view and Resources view for

[deliverable/tracecompass.git] / org.eclipse.linuxtools.lttng2.kernel.ui / src / org / eclipse / linuxtools / internal / lttng2 / kernel / ui / views / controlflow / ControlFlowPresentationProvider.java

/*******************************************************************************\r
 * Copyright (c) 2012 Ericsson\r
 * \r
 * All rights reserved. This program and the accompanying materials are\r
 * made available under the terms of the Eclipse Public License v1.0 which\r
 * accompanies this distribution, and is available at\r
 * http://www.eclipse.org/legal/epl-v10.html\r
 * \r
 * Contributors:\r
 *   Patrick Tasse - Initial API and implementation\r
 *******************************************************************************/\r
\r
package org.eclipse.linuxtools.internal.lttng2.kernel.ui.views.controlflow;\r
\r
import java.util.HashMap;\r
import java.util.Map;\r
\r
import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Messages;\r
import org.eclipse.linuxtools.lttng2.kernel.core.trace.Attributes;\r
import org.eclipse.linuxtools.tmf.core.exceptions.AttributeNotFoundException;\r
import org.eclipse.linuxtools.tmf.core.exceptions.TimeRangeException;\r
import org.eclipse.linuxtools.tmf.core.interval.ITmfStateInterval;\r
import org.eclipse.linuxtools.tmf.core.statesystem.IStateSystemQuerier;\r
import org.eclipse.linuxtools.tmf.core.statevalue.ITmfStateValue;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;\r
import org.eclipse.swt.graphics.RGB;\r
\r
public class ControlFlowPresentationProvider extends TimeGraphPresentationProvider {\r
\r
    private enum State {\r
        UNKNOWN     (new RGB(100, 100, 100)),\r
        WAIT        (new RGB(200, 200, 0)),\r
        USERMODE    (new RGB(0, 200, 0)),\r
        SYSCALL     (new RGB(0, 0, 200)),\r
        INTERRUPTED (new RGB(200, 100, 100));\r
\r
        public final RGB rgb;\r
\r
        private State (RGB rgb) {\r
            this.rgb = rgb;\r
        }\r
    }\r
\r
    @Override \r
    public String getStateTypeName() {\r
        return Messages.ControlFlowView_stateTypeName;\r
    }\r
\r
    @Override\r
    public StateItem[] getStateTable() {\r
        StateItem[] stateTable = new StateItem[State.values().length];\r
        for (int i = 0; i < stateTable.length; i++) {\r
            State state = State.values()[i];\r
            stateTable[i] = new StateItem(state.rgb, state.toString());\r
        }\r
        return stateTable;\r
    }\r
\r
    @Override\r
    public int getStateTableIndex(ITimeEvent event) {\r
        if (event instanceof ControlFlowEvent) {\r
            int status = ((ControlFlowEvent) event).getStatus();\r
            if (status == Attributes.STATUS_WAIT) {\r
                return State.WAIT.ordinal();\r
            } else if (status == Attributes.STATUS_RUN_USERMODE) {\r
                return State.USERMODE.ordinal();\r
            } else if (status == Attributes.STATUS_RUN_SYSCALL) {\r
                return State.SYSCALL.ordinal();\r
            } else if (status == Attributes.STATUS_INTERRUPTED) {\r
                return State.INTERRUPTED.ordinal();\r
            }\r
        }\r
        return State.UNKNOWN.ordinal();\r
    }\r
\r
    @Override\r
    public String getEventName(ITimeEvent event) {\r
        if (event instanceof ControlFlowEvent) {\r
            int status = ((ControlFlowEvent) event).getStatus();\r
            if (status == Attributes.STATUS_WAIT) {\r
                return State.WAIT.toString();\r
            } else if (status == Attributes.STATUS_RUN_USERMODE) {\r
                return State.USERMODE.toString();\r
            } else if (status == Attributes.STATUS_RUN_SYSCALL) {\r
                return State.SYSCALL.toString();\r
            } else if (status == Attributes.STATUS_INTERRUPTED) {\r
                return State.INTERRUPTED.toString();\r
            }\r
        }\r
        return State.UNKNOWN.toString();\r
    }\r
\r
    @Override\r
    public Map<String, String> getEventHoverToolTipInfo(ITimeEvent event) {\r
        Map<String, String> retMap = new HashMap<String, String>();\r
        if (event instanceof ControlFlowEvent) {\r
            int status = ((ControlFlowEvent) event).getStatus();\r
            if (status == Attributes.STATUS_RUN_SYSCALL) {\r
                ControlFlowEntry entry = (ControlFlowEntry) event.getEntry();\r
                IStateSystemQuerier ssq = entry.getTrace().getStateSystem();\r
                try {\r
                    int syscallQuark = ssq.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL);\r
                    ITmfStateInterval value = ssq.querySingleState(event.getTime(), syscallQuark);\r
                    if (!value.getStateValue().isNull()) {\r
                        ITmfStateValue state = value.getStateValue();\r
                        retMap.put(Messages.ControlFlowView_attributeSyscallName, state.toString());\r
                    }\r
\r
                } catch (AttributeNotFoundException e) {\r
                    e.printStackTrace();\r
                } catch (TimeRangeException e) {\r
                    e.printStackTrace();\r
                }\r
            } \r
        }\r
\r
        return retMap;\r
    }\r
\r
}\r