public synchronized void close(boolean releaseIndexContext) {
try {
if (myData != null) myData.close(releaseIndexContext);
} catch (MavenIndexException e) {
MavenLog.LOG.warn(e);
}
myData = null;
}
private void updateData(MavenProgressIndicator progress) throws MavenIndexException {
String newDataDirName;
IndexData newData;
newDataDirName = findAvailableDataDirName();
try {
FileUtil.copyDir(getUpdateDir(), getDataContextDir(getDataDir(newDataDirName)));
} catch (IOException e) {
throw new MavenIndexException(e);
}
newData = openData(newDataDirName);
try {
doUpdateIndexData(newData, progress);
newData.flush();
} catch (Throwable e) {
newData.close(true);
FileUtil.delete(getDataDir(newDataDirName));
if (e instanceof MavenServerIndexerException) throw new MavenIndexException(e);
if (e instanceof IOException) throw new MavenIndexException(e);
throw new RuntimeException(e);
}
synchronized (this) {
IndexData oldData = myData;
myData = newData;
myDataDirName = newDataDirName;
myUpdateTimestamp = System.currentTimeMillis();
oldData.close(true);
File[] children = myDir.listFiles();
if (children != null) {
for (File each : children) {
if (each.getName().startsWith(DATA_DIR_PREFIX)
&& !each.getName().equals(newDataDirName)) {
FileUtil.delete(each);
}
}
}
}
}
private void doUpdateIndexData(IndexData data, MavenProgressIndicator progress)
throws IOException, MavenServerIndexerException {
final Map<String, Set<String>> groupToArtifactMap = new THashMap<String, Set<String>>();
final Map<String, Set<String>> groupWithArtifactToVersionMap =
new THashMap<String, Set<String>>();
final StringBuilder builder = new StringBuilder();
progress.pushState();
progress.setIndeterminate(true);
try {
data.processArtifacts(
new MavenIndicesProcessor() {
@Override
public void processArtifacts(Collection<MavenId> artifacts) {
for (MavenId each : artifacts) {
String groupId = each.getGroupId();
String artifactId = each.getArtifactId();
String version = each.getVersion();
builder.setLength(0);
builder.append(groupId).append(":").append(artifactId);
String ga = builder.toString();
getOrCreate(groupToArtifactMap, groupId).add(artifactId);
getOrCreate(groupWithArtifactToVersionMap, ga).add(version);
}
}
});
persist(groupToArtifactMap, data.groupToArtifactMap);
persist(groupWithArtifactToVersionMap, data.groupWithArtifactToVersionMap);
} finally {
progress.popState();
}
}