@Override
protected void requesting(CDODataOutput out, OMMonitor monitor) throws IOException {
if (TRACER.isEnabled()) {
TRACER.format("Requesting %s of user credentials", operation); // $NON-NLS-1$
}
out.writeEnum(operation);
out.writeString(userID);
}
@Override
public void write(ExtendedDataOutput out) throws IOException {
// TODO: change the parameter to prevent casting to CDODataInput
CDODataOutput cdoDataOutput = (CDODataOutput) out;
cdoDataOutput.writeCDOClassifierRef(classifierRef);
// and let the super write the rest
super.write(out);
}
@Override
protected void requesting(CDODataOutput out, OMMonitor monitor) throws IOException {
out.writeInt(viewID);
out.writeCDOBranchPoint(branchPoint);
out.writeInt(invalidObjects.size());
for (InternalCDOObject object : invalidObjects) {
out.writeCDOID(object.cdoID());
}
}
/** @since 4.0 */
protected void writeSystemValues(CDODataOutput out) throws IOException {
EClass eClass = getEClass();
CDOClassifierRef classRef = new CDOClassifierRef(eClass);
if (TRACER.isEnabled()) {
TRACER.format(
"Writing revision: ID={0}, className={1}, version={2}, branchPoint={3}, revised={4}, resource={5}, container={6}, featureID={7}", //$NON-NLS-1$
id,
eClass.getName(),
getVersion(),
branchPoint,
revised,
resourceID,
containerID,
containingFeatureID);
}
out.writeCDOClassifierRef(classRef);
out.writeCDOID(id);
out.writeCDOBranchPoint(branchPoint);
out.writeInt(getVersion());
if (!id.isTemporary()) {
out.writeLong(revised);
}
out.writeCDOID(resourceID);
out.writeCDOID(out.getIDProvider().provideCDOID(containerID));
out.writeInt(containingFeatureID);
}
@Override
protected void responding(CDODataOutput out, OMMonitor monitor) throws IOException {
out.writeInt(allChangedObjects.size());
for (CDORevisionDelta delta : allChangedObjects) {
out.writeCDORevisionDelta(delta);
}
out.writeInt(allDetachedObjects.size());
for (CDOID id : allDetachedObjects) {
out.writeCDOID(id);
}
}
@Override
protected void requesting(CDODataOutput out) throws IOException {
out.writeInt(viewID);
out.writeCDOLockType(lockType);
out.writeBoolean(recursive);
if (objectIDs == null) {
if (TRACER.isEnabled()) {
TRACER.format("Unlocking all objects for view {0}", viewID); // $NON-NLS-1$
}
out.writeInt(CDOProtocolConstants.RELEASE_ALL_LOCKS);
} else {
if (TRACER.isEnabled()) {
TRACER.format(
"Unlocking of type {0} requested for view {1}",
lockType == LockType.READ
? "read" //$NON-NLS-1$ //$NON-NLS-2$
: "write",
viewID); //$NON-NLS-1$
}
out.writeInt(objectIDs.size());
for (CDOID id : objectIDs) {
if (TRACER.isEnabled()) {
TRACER.format("Unlocking requested for object {0}", id); // $NON-NLS-1$
}
out.writeCDOID(id);
}
}
}
/** @since 4.1 */
public void write(CDODataOutput out, int referenceChunk, CDOBranchPoint securityContext)
throws IOException {
if (WRITING.isEnabled()) {
WRITING.start(this);
}
writeSystemValues(out);
CDOPermissionProvider permissionProvider = out.getPermissionProvider();
CDOPermission permission = permissionProvider.getPermission(this, securityContext);
out.writeByte(permission.getBits());
if (permission == CDOPermission.NONE) {
if (getClassInfo().isResourceNode()) {
EClass eClass = getEClass();
EStructuralFeature[] features = getAllPersistentFeatures();
writeValue(out, eClass, features, RESOURCE_NODE_NAME_INDEX, referenceChunk);
if (getClassInfo().isResourceFolder()) {
writeValue(out, eClass, features, RESOURCE_FOLDER_NODES_INDEX, referenceChunk);
}
}
} else {
if (!isUnchunked() && referenceChunk != 0) {
CDORevisionUnchunker unchunker = out.getRevisionUnchunker();
if (unchunker != null) {
unchunker.ensureChunks(this, referenceChunk);
}
}
writeValues(out, referenceChunk);
}
if (WRITING.isEnabled()) {
WRITING.stop(this);
}
}
@Override
protected void requesting(CDODataOutput out) throws IOException {
out.writeInt(viewID);
out.writeCDOLockType(lockType);
out.writeBoolean(recursive);
out.writeLong(timeout);
out.writeInt(revisionKeys.size());
for (CDORevisionKey revKey : revisionKeys) {
out.writeCDORevisionKey(revKey);
}
}
@Override
protected void responding(final CDODataOutput out) throws IOException {
final IOException[] ioException = {null};
final RuntimeException[] runtimeException = {null};
getRepository()
.handleRevisions(
eClass,
branch,
exactBranch,
timeStamp,
exactTime,
new CDORevisionHandler.Filtered.Undetached(
new CDORevisionHandler() {
public boolean handleRevision(CDORevision revision) {
try {
out.writeBoolean(true);
out.writeCDORevision(
revision, CDORevision.UNCHUNKED); // Exposes revision to client side
return true;
} catch (IOException ex) {
ioException[0] = ex;
} catch (RuntimeException ex) {
runtimeException[0] = ex;
}
return false;
}
}));
if (ioException[0] != null) {
throw ioException[0];
}
if (runtimeException[0] != null) {
throw runtimeException[0];
}
out.writeBoolean(false);
}
private void writeValue(
CDODataOutput out, EClass owner, EStructuralFeature[] features, int i, int referenceChunk)
throws IOException {
EStructuralFeature feature = features[i];
Object value = getValue(i);
if (value == null) {
// Feature is NOT set
out.writeByte(UNSET_OPCODE);
return;
}
// Feature IS set
if (value == CDORevisionData.NIL) {
// Feature IS null
out.writeByte(SET_NULL_OPCODE);
return;
}
// Feature is NOT null
out.writeByte(SET_NOT_NULL_OPCODE);
if (feature.isMany()) {
CDOList list = (CDOList) value;
out.writeCDOList(owner, feature, list, referenceChunk);
} else {
checkNoFeatureMap(feature);
if (feature instanceof EReference) {
value = out.getIDProvider().provideCDOID(value);
}
if (TRACER.isEnabled()) {
TRACER.format("Writing feature {0}: {1}", feature.getName(), value);
}
out.writeCDOFeatureValue(feature, value);
}
}
@Override
protected void responding(CDODataOutput out) throws IOException {
out.writeBoolean(isLocked);
}
