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fix MT race condition

This commit is contained in:
Eyck Jentzsch 2021-11-16 14:11:30 +01:00
parent 037c645075
commit 524ffb189c
1 changed files with 3 additions and 2 deletions
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5
plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/internal/WaveformDb.java
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@ -19,6 +19,7 @@ import java.util.HashMap;
import java.util.LinkedList; import java.util.LinkedList;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import com.minres.scviewer.database.HierNode; import com.minres.scviewer.database.HierNode;
import com.minres.scviewer.database.IHierNode; import com.minres.scviewer.database.IHierNode;
@ -80,7 +81,7 @@ public class WaveformDb extends HierNode implements IWaveformDb, PropertyChangeL
*/ */
public WaveformDb() { public WaveformDb() {
super(); super();
waveforms = new HashMap<>(); waveforms = new ConcurrentHashMap<>();
relationTypes = new ArrayList<>(); relationTypes = new ArrayList<>();
maxTime = 0L; maxTime = 0L;
} }
@ -193,7 +194,7 @@ public class WaveformDb extends HierNode implements IWaveformDb, PropertyChangeL
/** /**
* Builds the hierarchy nodes. * Builds the hierarchy nodes.
*/ */
private void buildHierarchyNodes() { private synchronized void buildHierarchyNodes() {
boolean needsSorting = false; boolean needsSorting = false;
for (IWaveform stream : getAllWaves()) { for (IWaveform stream : getAllWaves()) {
if (stream.getParent() == null) { if (stream.getParent() == null) {