Merge branch 'master' into lttng-luna

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.core / src / org / eclipse / linuxtools / tmf / core / ctfadaptor / CtfTmfTrace.java

diff --git a/org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/ctfadaptor/CtfTmfTrace.java b/org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/ctfadaptor/CtfTmfTrace.java
index 5edb8cda8f8ea3f3cc713fa6541945d4cf06b346..f39a1a71324195c5f14a809f922a62f74f80440c 100644 (file)
--- a/org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/ctfadaptor/CtfTmfTrace.java
+++ b/org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/ctfadaptor/CtfTmfTrace.java
@@ -15,6 +15,7 @@
 package org.eclipse.linuxtools.tmf.core.ctfadaptor;
 
 import java.nio.BufferOverflowException;
+import java.nio.ByteBuffer;
 import java.util.Collections;
 import java.util.Map;
 
@@ -22,8 +23,8 @@ import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
-import org.eclipse.linuxtools.ctf.core.event.IEventDeclaration;
 import org.eclipse.linuxtools.ctf.core.event.CTFClock;
+import org.eclipse.linuxtools.ctf.core.event.IEventDeclaration;
 import org.eclipse.linuxtools.ctf.core.trace.CTFReaderException;
 import org.eclipse.linuxtools.ctf.core.trace.CTFTrace;
 import org.eclipse.linuxtools.ctf.core.trace.CTFTraceReader;
@@ -36,6 +37,11 @@ import org.eclipse.linuxtools.tmf.core.trace.ITmfContext;
 import org.eclipse.linuxtools.tmf.core.trace.ITmfEventParser;
 import org.eclipse.linuxtools.tmf.core.trace.ITmfTraceProperties;
 import org.eclipse.linuxtools.tmf.core.trace.TmfTrace;
+import org.eclipse.linuxtools.tmf.core.trace.indexer.ITmfPersistentlyIndexable;
+import org.eclipse.linuxtools.tmf.core.trace.indexer.ITmfTraceIndexer;
+import org.eclipse.linuxtools.tmf.core.trace.indexer.TmfBTreeTraceIndexer;
+import org.eclipse.linuxtools.tmf.core.trace.indexer.checkpoint.ITmfCheckpoint;
+import org.eclipse.linuxtools.tmf.core.trace.indexer.checkpoint.TmfCheckpoint;
 import org.eclipse.linuxtools.tmf.core.trace.location.ITmfLocation;
 
 /**
@@ -45,7 +51,7 @@ import org.eclipse.linuxtools.tmf.core.trace.location.ITmfLocation;
  * @author Matthew khouzam
  */
 public class CtfTmfTrace extends TmfTrace
-        implements ITmfEventParser, ITmfTraceProperties {
+        implements ITmfEventParser, ITmfTraceProperties, ITmfPersistentlyIndexable {
 
     // -------------------------------------------
     // Constants
@@ -447,4 +453,29 @@ public class CtfTmfTrace extends TmfTrace
     public CtfTmfTimestamp createTimestamp(long ts) {
         return new CtfTmfTimestamp(getTimestampTransform().transform(ts));
     }
+
+    private static int fCheckpointSize = -1;
+
+    @Override
+    public synchronized int getCheckpointSize() {
+        if (fCheckpointSize == -1) {
+            TmfCheckpoint c = new TmfCheckpoint(new CtfTmfTimestamp(0), new CtfLocation(0, 0), 0);
+            ByteBuffer b = ByteBuffer.allocate(ITmfCheckpoint.MAX_SERIALIZE_SIZE);
+            b.clear();
+            c.serialize(b);
+            fCheckpointSize = b.position();
+        }
+
+        return fCheckpointSize;
+    }
+
+    @Override
+    protected ITmfTraceIndexer createIndexer(int interval) {
+        return new TmfBTreeTraceIndexer(this, interval);
+    }
+
+    @Override
+    public ITmfLocation restoreLocation(ByteBuffer bufferIn) {
+        return new CtfLocation(bufferIn);
+    }
 }