public void writeLogEntry(LogEntry logEntry) throws Throwable {
List<Mutation> slice = new ArrayList<Mutation>();
slice.add(getMutation(LogEntryColumns.KS.toString(), logEntry.getKeyspace()));
slice.add(getMutation(LogEntryColumns.CF.toString(), logEntry.getColumnFamily()));
slice.add(getMutation(LogEntryColumns.ROW.toString(), logEntry.getRowKey()));
slice.add(getMutation(LogEntryColumns.STATUS.toString(), logEntry.getStatus().toString()));
slice.add(
getMutation(LogEntryColumns.TIMESTAMP.toString(), Long.toString(logEntry.getTimestamp())));
slice.add(getMutation(LogEntryColumns.HOST.toString(), logEntry.getHost()));
if (logEntry.hasErrors()) {
for (String errorKey : logEntry.getErrors().keySet()) {
slice.add(getMutation(errorKey, logEntry.getErrors().get(errorKey)));
}
}
if (ConfigurationStore.getStore().shouldWriteColumns()) {
for (ColumnOperation operation : logEntry.getOperations()) {
if (operation.isDelete()) {
slice.add(getMutation(operation.getName(), OperationType.DELETE));
} else {
slice.add(getMutation(operation.getName(), OperationType.UPDATE));
}
}
}
Map<ByteBuffer, Map<String, List<Mutation>>> mutationMap =
new HashMap<ByteBuffer, Map<String, List<Mutation>>>();
Map<String, List<Mutation>> cfMutations = new HashMap<String, List<Mutation>>();
cfMutations.put(COLUMN_FAMILY, slice);
ByteBuffer rowKey = ByteBufferUtil.bytes(logEntry.getUuid());
mutationMap.put(rowKey, cfMutations);
getConnection(KEYSPACE).batch_mutate(mutationMap, logEntry.getConsistencyLevel());
}
private static List<LogEntry> toLogEntry(List<KeySlice> rows) throws Exception, Throwable {
List<LogEntry> logEntries = new ArrayList<LogEntry>();
if (rows == null || rows.size() == 0) {
return logEntries;
}
for (KeySlice keySlice : rows) {
if (keySlice.columns.size() > 0) {
LogEntry logEntry = new LogEntry();
logEntry.setUuid(ByteBufferUtil.string(keySlice.key));
for (ColumnOrSuperColumn cc : keySlice.columns) {
if (ConfigurationStore.getStore().shouldWriteColumns()) {
ColumnOperation operation = new ColumnOperation();
operation.setName(cc.column.name);
operation.setOperationType(cc.column.value);
} else {
switch (LogEntryColumns.valueOf(ByteBufferUtil.string(cc.column.name))) {
case KS:
logEntry.setKeyspace(ByteBufferUtil.string(cc.column.value));
break;
case CF:
logEntry.setColumnFamily(ByteBufferUtil.string(cc.column.value));
break;
case ROW:
logEntry.setRowKey(cc.column.value);
break;
case STATUS:
logEntry.setStatus(LogEntryStatus.valueOf(ByteBufferUtil.string(cc.column.value)));
break;
case TIMESTAMP:
logEntry.setTimestamp(Long.valueOf(ByteBufferUtil.string(cc.column.value)));
break;
case HOST:
logEntry.setHost(ByteBufferUtil.string(cc.column.value));
break;
}
}
}
logEntries.add(logEntry);
}
}
return logEntries;
}
