public interface DataTransferProtocol
限定符和类型 | 接口和说明 |
---|---|
static class |
DataTransferProtocol.PipelineAck
reply
|
限定符和类型 | 字段和说明 |
---|---|
static int |
DATA_TRANSFER_VERSION
Version for data transfers between clients and datanodes
This should change when serialization of DatanodeInfo, not just
when protocol changes.
|
static byte |
OP_BLOCK_CHECKSUM |
static byte |
OP_COPY_BLOCK |
static byte |
OP_READ_BLOCK |
static byte |
OP_READ_METADATA
已过时。
As of version 15, OP_READ_METADATA is no longer supported
|
static byte |
OP_REPLACE_BLOCK |
static int |
OP_STATUS_CHECKSUM_OK |
static int |
OP_STATUS_ERROR |
static int |
OP_STATUS_ERROR_ACCESS_TOKEN |
static int |
OP_STATUS_ERROR_CHECKSUM |
static int |
OP_STATUS_ERROR_EXISTS |
static int |
OP_STATUS_ERROR_INVALID |
static int |
OP_STATUS_SUCCESS |
static byte |
OP_WRITE_BLOCK |
static final int DATA_TRANSFER_VERSION
static final byte OP_WRITE_BLOCK
static final byte OP_READ_BLOCK
@Deprecated static final byte OP_READ_METADATA
static final byte OP_REPLACE_BLOCK
static final byte OP_COPY_BLOCK
static final byte OP_BLOCK_CHECKSUM
static final int OP_STATUS_SUCCESS
static final int OP_STATUS_ERROR
static final int OP_STATUS_ERROR_CHECKSUM
static final int OP_STATUS_ERROR_INVALID
static final int OP_STATUS_ERROR_EXISTS
static final int OP_STATUS_ERROR_ACCESS_TOKEN
static final int OP_STATUS_CHECKSUM_OK
Copyright © 2009 The Apache Software Foundation