Type readDataType(RowInputBinary in) throws IOException {
int typeCode = in.readType();
long size = in.readLong();
int scale = in.readInt();
return Type.getType(typeCode, 0, size, scale);
}
private static Result newResult(Session session, DataInput dataInput, RowInputBinary in, int mode)
throws IOException, HsqlException {
Result result = newResult(mode);
int length = dataInput.readInt();
in.resetRow(0, length);
byte[] byteArray = in.getBuffer();
final int offset = 4;
dataInput.readFully(byteArray, offset, length - offset);
switch (mode) {
case ResultConstants.GETSESSIONATTR:
result.statementReturnType = in.readByte();
break;
case ResultConstants.DISCONNECT:
case ResultConstants.RESETSESSION:
case ResultConstants.STARTTRAN:
break;
case ResultConstants.PREPARE:
result.setStatementType(in.readByte());
result.mainString = in.readString();
result.rsProperties = in.readByte();
result.generateKeys = in.readByte();
if (result.generateKeys == ResultConstants.RETURN_GENERATED_KEYS_COL_NAMES
|| result.generateKeys == ResultConstants.RETURN_GENERATED_KEYS_COL_INDEXES) {
result.generatedMetaData = new ResultMetaData(in);
}
break;
case ResultConstants.CLOSE_RESULT:
result.id = in.readLong();
break;
case ResultConstants.FREESTMT:
result.statementID = in.readLong();
break;
case ResultConstants.EXECDIRECT:
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
result.statementReturnType = in.readByte();
result.mainString = in.readString();
result.rsProperties = in.readByte();
result.queryTimeout = in.readShort();
result.generateKeys = in.readByte();
if (result.generateKeys == ResultConstants.RETURN_GENERATED_KEYS_COL_NAMES
|| result.generateKeys == ResultConstants.RETURN_GENERATED_KEYS_COL_INDEXES) {
result.generatedMetaData = new ResultMetaData(in);
}
break;
case ResultConstants.CONNECT:
result.databaseName = in.readString();
result.mainString = in.readString();
result.subString = in.readString();
result.zoneString = in.readString();
result.updateCount = in.readInt();
break;
case ResultConstants.ERROR:
case ResultConstants.WARNING:
result.mainString = in.readString();
result.subString = in.readString();
result.errorCode = in.readInt();
break;
case ResultConstants.CONNECTACKNOWLEDGE:
result.databaseID = in.readInt();
result.sessionID = in.readLong();
result.databaseName = in.readString();
result.mainString = in.readString();
break;
case ResultConstants.UPDATECOUNT:
result.updateCount = in.readInt();
break;
case ResultConstants.ENDTRAN:
{
int type = in.readInt();
result.setActionType(type); // endtran type
switch (type) {
case ResultConstants.TX_SAVEPOINT_NAME_RELEASE:
case ResultConstants.TX_SAVEPOINT_NAME_ROLLBACK:
result.mainString = in.readString(); // savepoint name
break;
case ResultConstants.TX_COMMIT:
case ResultConstants.TX_ROLLBACK:
case ResultConstants.TX_COMMIT_AND_CHAIN:
case ResultConstants.TX_ROLLBACK_AND_CHAIN:
case ResultConstants.PREPARECOMMIT:
break;
default:
throw Error.runtimeError(ErrorCode.U_S0500, "Result");
}
break;
}
case ResultConstants.SETCONNECTATTR:
{
int type = in.readInt(); // attr type
result.setConnectionAttrType(type);
switch (type) {
case ResultConstants.SQL_ATTR_SAVEPOINT_NAME:
result.mainString = in.readString(); // savepoint name
break;
// case ResultConstants.SQL_ATTR_AUTO_IPD :
// - always true
// default: throw - case never happens
default:
throw Error.runtimeError(ErrorCode.U_S0500, "Result");
}
break;
}
case ResultConstants.PREPARE_ACK:
result.statementReturnType = in.readByte();
result.statementID = in.readLong();
result.rsProperties = in.readByte();
result.metaData = new ResultMetaData(in);
result.parameterMetaData = new ResultMetaData(in);
break;
case ResultConstants.CALL_RESPONSE:
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
result.statementID = in.readLong();
result.statementReturnType = in.readByte();
result.rsProperties = in.readByte();
result.metaData = new ResultMetaData(in);
result.valueData = readSimple(in, result.metaData);
break;
case ResultConstants.EXECUTE:
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
result.statementID = in.readLong();
result.rsProperties = in.readByte();
result.queryTimeout = in.readShort();
Statement statement = session.statementManager.getStatement(session, result.statementID);
if (statement == null) {
// invalid statement
result.mode = ResultConstants.EXECUTE_INVALID;
result.valueData = ValuePool.emptyObjectArray;
break;
}
result.statement = statement;
result.metaData = result.statement.getParametersMetaData();
result.valueData = readSimple(in, result.metaData);
break;
case ResultConstants.UPDATE_RESULT:
{
result.id = in.readLong();
int type = in.readInt();
result.setActionType(type);
result.metaData = new ResultMetaData(in);
result.valueData = readSimple(in, result.metaData);
break;
}
case ResultConstants.BATCHEXECRESPONSE:
case ResultConstants.BATCHEXECUTE:
case ResultConstants.BATCHEXECDIRECT:
case ResultConstants.SETSESSIONATTR:
{
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
result.statementID = in.readLong();
result.queryTimeout = in.readShort();
result.metaData = new ResultMetaData(in);
result.navigator.readSimple(in, result.metaData);
break;
}
case ResultConstants.PARAM_METADATA:
{
result.metaData = new ResultMetaData(in);
result.navigator.read(in, result.metaData);
break;
}
case ResultConstants.REQUESTDATA:
{
result.id = in.readLong();
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
break;
}
case ResultConstants.DATAHEAD:
case ResultConstants.DATA:
case ResultConstants.GENERATED:
{
result.id = in.readLong();
result.updateCount = in.readInt();
result.fetchSize = in.readInt();
result.rsProperties = in.readByte();
result.metaData = new ResultMetaData(in);
result.navigator = new RowSetNavigatorClient();
result.navigator.read(in, result.metaData);
break;
}
case ResultConstants.DATAROWS:
{
result.metaData = new ResultMetaData(in);
result.navigator = new RowSetNavigatorClient();
result.navigator.read(in, result.metaData);
break;
}
default:
throw Error.runtimeError(ErrorCode.U_S0500, "Result");
}
return result;
}
