Store in IndexChangedEvent if it was caused by JGit itself
This allows to differentiate if index was changed by an external git command or by JGit itself. Change-Id: Iae692ba7d9bf01a288b3fb2dc2d07aec9891c712 Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
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parent
08d2e0188c
commit
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@ -737,12 +737,14 @@ public boolean commit() {
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final LockFile tmp = myLock;
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requireLocked(tmp);
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myLock = null;
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if (!tmp.commit())
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if (!tmp.commit()) {
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return false;
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}
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snapshot = tmp.getCommitSnapshot();
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if (indexChangedListener != null
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&& !Arrays.equals(readIndexChecksum, writeIndexChecksum))
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indexChangedListener.onIndexChanged(new IndexChangedEvent());
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&& !Arrays.equals(readIndexChecksum, writeIndexChecksum)) {
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indexChangedListener.onIndexChanged(new IndexChangedEvent(true));
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}
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return true;
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}
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@ -47,6 +47,28 @@
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* Describes a change to one or more paths in the index file.
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*/
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public class IndexChangedEvent extends RepositoryEvent<IndexChangedListener> {
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private boolean internal;
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/**
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* Notify that the index changed
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*
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* @param internal
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* {@code true} if the index was changed by the same
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* JGit process
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* @since 5.0
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*/
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public IndexChangedEvent(boolean internal) {
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this.internal = internal;
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}
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/**
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* @return {@code true} if the index was changed by the same JGit process
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* @since 5.0
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*/
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public boolean isInternal() {
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return internal;
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}
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/** {@inheritDoc} */
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@Override
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public Class<IndexChangedListener> getListenerType() {
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@ -133,7 +133,7 @@ public void scanForRepoChanges() throws IOException {
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/** {@inheritDoc} */
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@Override
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public void notifyIndexChanged() {
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public void notifyIndexChanged(boolean internal) {
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// Do not send notifications.
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// There is no index, as there is no working tree.
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}
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@ -58,6 +58,7 @@
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import java.util.Locale;
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import java.util.Objects;
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import java.util.Set;
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import java.util.concurrent.atomic.AtomicReference;
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import org.eclipse.jgit.annotations.Nullable;
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import org.eclipse.jgit.api.errors.JGitInternalException;
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@ -125,7 +126,8 @@ public class FileRepository extends Repository {
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private final FileBasedConfig repoConfig;
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private final RefDatabase refs;
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private final ObjectDirectory objectDatabase;
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private FileSnapshot snapshot;
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private AtomicReference<FileSnapshot> snapshot = new AtomicReference<>();
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/**
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* Construct a representation of a Git repository.
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@ -241,7 +243,7 @@ public void onConfigChanged(ConfigChangedEvent event) {
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}
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if (!isBare())
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snapshot = FileSnapshot.save(getIndexFile());
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snapshot.getAndSet(FileSnapshot.save(getIndexFile()));
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}
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private void loadSystemConfig() throws IOException {
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@ -544,21 +546,23 @@ public void scanForRepoChanges() throws IOException {
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/** Detect index changes. */
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private void detectIndexChanges() {
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if (isBare())
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if (isBare()) {
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return;
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}
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File indexFile = getIndexFile();
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if (snapshot == null)
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snapshot = FileSnapshot.save(indexFile);
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else if (snapshot.isModified(indexFile))
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notifyIndexChanged();
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if (snapshot.get() == null) {
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snapshot.getAndSet(FileSnapshot.save(indexFile));
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} else if (snapshot.get().isModified(indexFile)) {
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notifyIndexChanged(false);
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}
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}
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/** {@inheritDoc} */
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@Override
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public void notifyIndexChanged() {
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snapshot = FileSnapshot.save(getIndexFile());
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fireEvent(new IndexChangedEvent());
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public void notifyIndexChanged(boolean internal) {
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snapshot.getAndSet(FileSnapshot.save(getIndexFile()));
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fireEvent(new IndexChangedEvent(internal));
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}
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/** {@inheritDoc} */
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@ -1267,7 +1267,7 @@ public DirCache lockDirCache() throws NoWorkTreeException,
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IndexChangedListener l = new IndexChangedListener() {
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@Override
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public void onIndexChanged(IndexChangedEvent event) {
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notifyIndexChanged();
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notifyIndexChanged(true);
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}
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};
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return DirCache.lock(this, l);
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@ -1560,16 +1560,22 @@ public File getWorkTree() throws NoWorkTreeException {
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}
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/**
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* Force a scan for changed refs.
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* Force a scan for changed refs. Fires an IndexChangedEvent(false) if
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* changes are detected.
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*
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* @throws java.io.IOException
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*/
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public abstract void scanForRepoChanges() throws IOException;
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/**
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* Notify that the index changed
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* Notify that the index changed by firing an IndexChangedEvent.
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*
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* @param internal
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* {@code true} if the index was changed by the same
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* JGit process
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* @since 5.0
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*/
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public abstract void notifyIndexChanged();
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public abstract void notifyIndexChanged(boolean internal);
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/**
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* Get a shortened more user friendly ref name
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