com.sequoiadb.util

类 SDBMessageHelper

java.lang.Object

com.sequoiadb.util.SDBMessageHelper

public class SDBMessageHelper
extends Object

作者:

Jacky Zhang

字段概要

字段

限定符和类型	字段和说明
static int	MESSAGE_LOBTUPLE_LENGTH
static int	MESSAGE_OPINSERT_LENGTH
static int	MESSAGE_OPLOB_LENGTH

构造器概要

构造器

构造器和说明
SDBMessageHelper()

方法概要

方法

限定符和类型	方法和说明
static void	addLobMsgHeader(ByteBuffer buff, int totalLen, int opCode, byte[] nodeID, long requestID)
static void	addLobOpMsg(ByteBuffer buff, int version, short w, short padding, int flags, long contextID, int bsonLen)
static byte[]	appendInsertMsg(byte[] msg, BSONObject append, boolean endianConvert)
static void	bsonEndianConvert(byte[] inBytes, int offset, int objSize, boolean l2r)
static byte[]	bsonObjectToByteArray(BSONObject obj)
static int	bsonObjectToByteBuffer(IoBuffer byteBuffer, BSONObject obj)
static int	buildAggrRequest(IoBuffer bulk_buffer, long reqID, String collectionFullName, List<BSONObject> insertor)
static byte[]	buildAuthMsg(String userName, String password, long reqID, byte type, boolean endianConvert)
static int	buildBulkInsertRequest(IoBuffer bulk_buffer, long reqID, String collectionFullName, List<BSONObject> insertor, int flag)
static byte[]	buildDeleteRequest(SDBMessage sdbMessage, boolean endianConvert)
static byte[]	buildDisconnectRequest(boolean endianConvert)
static byte[]	buildGetMoreRequest(SDBMessage sdbMessage, boolean endianConvert)
static int	buildInsertRequest(IoBuffer bulk_buffer, long reqID, String collectionFullName, BSONObject insertor)
static byte[]	buildKillCursorMsg(long reqId, long[] contextIds, boolean endianConvert)
static byte[]	buildQueryRequest(SDBMessage sdbMessage, boolean endianConvert)
static byte[]	buildSqlMsg(SDBMessage sdb, String sql, boolean endianConvert)
static byte[]	buildSysInfoRequest()
static byte[]	buildTransactionRequest(SequoiadbConstants.Operation opCode, long reqID, boolean endianConvert)
static byte[]	buildUpdateRequest(SDBMessage sdbMessage, boolean endianConvert)
static BSONObject	byteArrayToBSONObject(ByteBuffer byteBuffer)
static void	checkMessage(SDBMessage req, SDBMessage res)
static void	checkMsgOpCode(SequoiadbConstants.Operation reqOpCode, SequoiadbConstants.Operation resOpCode)
static void	checkMsgReqID(long reqID, long resID)
static <T> T	fromBson(BSONObject bObj, Class<T> classOfT)
static BSONObject	fromJson(String jsonString)
static BSONObject	fromObject(Object object)
static byte[]	generateRemoveLobRequest(BSONObject removeObj, long reqID, boolean endianConvert)
static SDBMessage	msgExtractEvalReply(ByteBuffer byteBuffer)
static SDBMessage	msgExtractLobOpenReply(ByteBuffer byteBuffer)
static SDBMessage	msgExtractLobReadReply(ByteBuffer byteBuffer)
static SDBMessage	msgExtractLobRemoveReply(ByteBuffer byteBuffer)
static SDBMessage	msgExtractReply(ByteBuffer byteBuffer)
static SDBMessage	msgExtractReplyRaw(ByteBuffer byteBuffer)
static boolean	msgExtractSysInfoReply(byte[] msg)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

MESSAGE_OPINSERT_LENGTH

public static final int MESSAGE_OPINSERT_LENGTH

另请参阅:

常量字段值

MESSAGE_OPLOB_LENGTH

public static final int MESSAGE_OPLOB_LENGTH

另请参阅:

常量字段值

MESSAGE_LOBTUPLE_LENGTH

public static final int MESSAGE_LOBTUPLE_LENGTH

另请参阅:

常量字段值

构造器详细资料

SDBMessageHelper

public SDBMessageHelper()

方法详细资料

buildSysInfoRequest

public static byte[] buildSysInfoRequest()

buildQueryRequest

public static byte[] buildQueryRequest(SDBMessage sdbMessage,
                       boolean endianConvert)
                                throws BaseException

抛出:

BaseException

buildAuthMsg

public static byte[] buildAuthMsg(String userName,
                  String password,
                  long reqID,
                  byte type,
                  boolean endianConvert)

buildTransactionRequest

public static byte[] buildTransactionRequest(SequoiadbConstants.Operation opCode,
                             long reqID,
                             boolean endianConvert)

buildBulkInsertRequest

public static int buildBulkInsertRequest(IoBuffer bulk_buffer,
                         long reqID,
                         String collectionFullName,
                         List<BSONObject> insertor,
                         int flag)
                                  throws BaseException

抛出:

BaseException

buildInsertRequest

public static int buildInsertRequest(IoBuffer bulk_buffer,
                     long reqID,
                     String collectionFullName,
                     BSONObject insertor)
                              throws BaseException

抛出:

BaseException

buildDeleteRequest

public static byte[] buildDeleteRequest(SDBMessage sdbMessage,
                        boolean endianConvert)
                                 throws BaseException

抛出:

BaseException

buildUpdateRequest

public static byte[] buildUpdateRequest(SDBMessage sdbMessage,
                        boolean endianConvert)
                                 throws BaseException

抛出:

BaseException

buildDisconnectRequest

public static byte[] buildDisconnectRequest(boolean endianConvert)
                                     throws BaseException

抛出:

BaseException

buildSqlMsg

public static byte[] buildSqlMsg(SDBMessage sdb,
                 String sql,
                 boolean endianConvert)
                          throws BaseException

抛出:

BaseException

buildAggrRequest

public static int buildAggrRequest(IoBuffer bulk_buffer,
                   long reqID,
                   String collectionFullName,
                   List<BSONObject> insertor)
                            throws BaseException

抛出:

BaseException

msgExtractReply

public static SDBMessage msgExtractReply(ByteBuffer byteBuffer)
                                  throws BaseException

抛出:

BaseException

addLobMsgHeader

public static void addLobMsgHeader(ByteBuffer buff,
                   int totalLen,
                   int opCode,
                   byte[] nodeID,
                   long requestID)

addLobOpMsg

public static void addLobOpMsg(ByteBuffer buff,
               int version,
               short w,
               short padding,
               int flags,
               long contextID,
               int bsonLen)

generateRemoveLobRequest

public static byte[] generateRemoveLobRequest(BSONObject removeObj,
                              long reqID,
                              boolean endianConvert)

msgExtractLobOpenReply

public static SDBMessage msgExtractLobOpenReply(ByteBuffer byteBuffer)
                                         throws BaseException

抛出:

BaseException

msgExtractLobRemoveReply

public static SDBMessage msgExtractLobRemoveReply(ByteBuffer byteBuffer)
                                           throws BaseException

抛出:

BaseException

msgExtractLobReadReply

public static SDBMessage msgExtractLobReadReply(ByteBuffer byteBuffer)
                                         throws BaseException

抛出:

BaseException

msgExtractEvalReply

public static SDBMessage msgExtractEvalReply(ByteBuffer byteBuffer)
                                      throws BaseException

抛出:

BaseException

msgExtractReplyRaw

public static SDBMessage msgExtractReplyRaw(ByteBuffer byteBuffer)
                                     throws BaseException

抛出:

BaseException

buildGetMoreRequest

public static byte[] buildGetMoreRequest(SDBMessage sdbMessage,
                         boolean endianConvert)
                                  throws BaseException

抛出:

BaseException

buildKillCursorMsg

public static byte[] buildKillCursorMsg(long reqId,
                        long[] contextIds,
                        boolean endianConvert)

bsonObjectToByteBuffer

public static int bsonObjectToByteBuffer(IoBuffer byteBuffer,
                         BSONObject obj)

bsonObjectToByteArray

public static byte[] bsonObjectToByteArray(BSONObject obj)

byteArrayToBSONObject

public static BSONObject byteArrayToBSONObject(ByteBuffer byteBuffer)
                                        throws BaseException

抛出:

BaseException

fromObject

public static BSONObject fromObject(Object object)
                             throws BaseException

抛出:

BaseException

fromBson

public static <T> T fromBson(BSONObject bObj,
             Class<T> classOfT)

fromJson

public static BSONObject fromJson(String jsonString)
                           throws BaseException

抛出:

BaseException

appendInsertMsg

public static byte[] appendInsertMsg(byte[] msg,
                     BSONObject append,
                     boolean endianConvert)

msgExtractSysInfoReply

public static boolean msgExtractSysInfoReply(byte[] msg)

bsonEndianConvert

public static void bsonEndianConvert(byte[] inBytes,
                     int offset,
                     int objSize,
                     boolean l2r)

checkMessage

public static void checkMessage(SDBMessage req,
                SDBMessage res)

checkMsgOpCode

public static void checkMsgOpCode(SequoiadbConstants.Operation reqOpCode,
                  SequoiadbConstants.Operation resOpCode)

checkMsgReqID

public static void checkMsgReqID(long reqID,
                 long resID)