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Code Issues Packages Projects Releases Wiki Activity

SelfElementInfo: cache frequently called *DocumentManager.getInstance

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This commit is contained in:
peter
2015-08-15 11:23:15 +02:00
parent 10e8ce1719
commit 472e96d16a
1 changed files with 9 additions and 10 deletions
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platform/core-impl/src/com/intellij/psi/impl/smartPointers/SelfElementInfo.java
+9 -10
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@@ -39,6 +39,7 @@ import java.util.List;
*/
public class SelfElementInfo extends SmartPointerElementInfo {
private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.smartPointers.SelfElementInfo");
private static final FileDocumentManager ourFileDocManager = FileDocumentManager.getInstance();
private final VirtualFile myVirtualFile;
private final Class myType;
private final Project myProject;
@@ -46,6 +47,7 @@ public class SelfElementInfo extends SmartPointerElementInfo {
private final MarkerCache myMarkerCache;
@Nullable private ManualRangeMarker myRangeMarker;
@Nullable private ProperTextRange myPsiRange;
private final PsiDocumentManagerBase myPsiDocManager;
SelfElementInfo(@NotNull Project project,
@NotNull ProperTextRange range,
@@ -60,8 +62,9 @@ public class SelfElementInfo extends SmartPointerElementInfo {
myProject = project;
myPsiRange = range;
myMarkerCache = myVirtualFile == null ? null : ((SmartPointerManagerImpl)SmartPointerManager.getInstance(project)).getMarkerCache(myVirtualFile);
myPsiDocManager = (PsiDocumentManagerBase)PsiDocumentManager.getInstance(myProject);
Document document = getDocumentManager().getCachedDocument(containingFile);
Document document = myPsiDocManager.getCachedDocument(containingFile);
if (document != null) {
setRange(range, document);
}
@@ -69,17 +72,13 @@ public class SelfElementInfo extends SmartPointerElementInfo {
void setRange(@NotNull TextRange range, @NotNull Document document) {
myPsiRange = null;
FrozenDocument frozenDocument = getDocumentManager().getLastCommittedDocument(document);
FrozenDocument frozenDocument = myPsiDocManager.getLastCommittedDocument(document);
myRangeMarker = myMarkerCache.obtainMarker(ProperTextRange.create(range), frozenDocument, false, false, true);
}
private PsiDocumentManagerBase getDocumentManager() {
return (PsiDocumentManagerBase)PsiDocumentManager.getInstance(myProject);
}
@Override
public Document getDocumentToSynchronize() {
return myVirtualFile == null ? null : FileDocumentManager.getInstance().getCachedDocument(myVirtualFile);
return myVirtualFile == null ? null : ourFileDocManager.getCachedDocument(myVirtualFile);
}
// before change
@@ -88,8 +87,8 @@ public class SelfElementInfo extends SmartPointerElementInfo {
if (myRangeMarker != null) return; // already tracks changes
if (myPsiRange == null) return; // invalid
Document document = myVirtualFile == null ? null : FileDocumentManager.getInstance().getDocument(myVirtualFile);
if (document == null || !getDocumentManager().isCommitted(document)) {
Document document = myVirtualFile == null ? null : ourFileDocManager.getDocument(myVirtualFile);
if (document == null || !myPsiDocManager.isCommitted(document)) {
// we only have PSI range and now they say the document is uncommitted, so this PSI range is useless
// so, just invalidate
myPsiRange = null;
@@ -256,7 +255,7 @@ public class SelfElementInfo extends SmartPointerElementInfo {
if (myRangeMarker != null) {
Document document = getDocumentToSynchronize();
if (document != null) {
PsiDocumentManagerBase documentManager = getDocumentManager();
PsiDocumentManagerBase documentManager = myPsiDocManager;
List<DocumentEvent> events = documentManager.getEventsSinceCommit(document);
if (!events.isEmpty()) {
return myMarkerCache.getUpdatedRange(myRangeMarker, documentManager.getLastCommittedDocument(document), events);