本文整理汇总了Java中com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream.flush方法的典型用法代码示例。如果您正苦于以下问题:Java ChannelBufferOutputStream.flush方法的具体用法?Java ChannelBufferOutputStream.flush怎么用?Java ChannelBufferOutputStream.flush使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream
的用法示例。
在下文中一共展示了ChannelBufferOutputStream.flush方法的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: encodeRequest
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());
if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
if (req.isEvent()) header[2] |= FLAG_EVENT;
// set request id.
Bytes.long2bytes(req.getId(), header, 4);
// encode request data.
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
if (req.isEvent()) {
encodeEventData(channel, out, req.getData());
} else {
encodeRequestData(channel, out, req.getData());
}
out.flushBuffer();
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
示例2: encodeResponse
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
try {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = serialization.getContentTypeId();
if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
// set response status.
byte status = res.getStatus();
header[3] = status;
// set request id.
Bytes.long2bytes(res.getId(), header, 4);
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
// encode response data or error message.
if (status == Response.OK) {
if (res.isHeartbeat()) {
encodeHeartbeatData(channel, out, res.getResult());
} else {
encodeResponseData(channel, out, res.getResult());
}
}
else out.writeUTF(res.getErrorMessage());
out.flushBuffer();
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
} catch (Throwable t) {
// 发送失败信息给Consumer,否则Consumer只能等超时了
if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
try {
// FIXME 在Codec中打印出错日志?在IoHanndler的caught中统一处理?
logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
Response r = new Response(res.getId(), res.getVersion());
r.setStatus(Response.BAD_RESPONSE);
r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
channel.send(r);
return;
} catch (RemotingException e) {
logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
}
}
// 重新抛出收到的异常
if (t instanceof IOException) {
throw (IOException) t;
} else if (t instanceof RuntimeException) {
throw (RuntimeException) t;
} else if (t instanceof Error) {
throw (Error) t;
} else {
throw new RuntimeException(t.getMessage(), t);
}
}
}
示例3: encodeRequest
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());
if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
if (req.isEvent()) header[2] |= FLAG_EVENT;
// set request id.
Bytes.long2bytes(req.getId(), header, 4);
// encode request data.
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
try {
if (req.isEvent()) {
encodeEventData(channel, out, req.getData());
} else {
encodeRequestData(channel, out, req.getData());
}
out.flushBuffer();
} finally {
// modified by lishen
if (out instanceof Cleanable) {
((Cleanable) out).cleanup();
}
}
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
示例4: encodeResponse
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
try {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = serialization.getContentTypeId();
if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
// set response status.
byte status = res.getStatus();
header[3] = status;
// set request id.
Bytes.long2bytes(res.getId(), header, 4);
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
try {
// encode response data or error message.
if (status == Response.OK) {
if (res.isHeartbeat()) {
encodeHeartbeatData(channel, out, res.getResult());
} else {
encodeResponseData(channel, out, res.getResult());
}
}
else out.writeUTF(res.getErrorMessage());
out.flushBuffer();
} finally {
// modified by lishen
if (out instanceof Cleanable) {
((Cleanable) out).cleanup();
}
}
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
} catch (Throwable t) {
// 发送失败信息给Consumer,否则Consumer只能等超时了
if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
try {
// FIXME 在Codec中打印出错日志?在IoHanndler的caught中统一处理?
logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
Response r = new Response(res.getId(), res.getVersion());
r.setStatus(Response.BAD_RESPONSE);
r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
channel.send(r);
return;
} catch (RemotingException e) {
logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
}
}
// 重新抛出收到的异常
if (t instanceof IOException) {
throw (IOException) t;
} else if (t instanceof RuntimeException) {
throw (RuntimeException) t;
} else if (t instanceof Error) {
throw (Error) t;
} else {
throw new RuntimeException(t.getMessage(), t);
}
}
}
示例5: encodeRequest
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
//|---------------------------------------------------header(16 bytes)-------------------------------------------------------|
//|---magic(2 bytes)---flag request&flag twoway&flag event(1 byte)---占位(1 byte)---request id(8 bytes)---data len(4 bytes)---|
//|---data bytes---|
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());
if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
if (req.isEvent()) header[2] |= FLAG_EVENT;
//header[4] 是保留字段
// set request id.
Bytes.long2bytes(req.getId(), header, 4);
// encode request data.
int savedWriteIndex = buffer.writerIndex();
//set write index for this buffer
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
//序列化操作
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
if (req.isEvent()) {
encodeEventData(channel, out, req.getData());
} else {
encodeRequestData(channel, out, req.getData());
}
out.flushBuffer();
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
示例6: encodeResponse
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
try {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = serialization.getContentTypeId();
if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
// set response status.
byte status = res.getStatus();
header[3] = status;
// set request id.
Bytes.long2bytes(res.getId(), header, 4);
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
// encode response data or error message.
if (status == Response.OK) {
if (res.isHeartbeat()) {
encodeHeartbeatData(channel, out, res.getResult());
} else {
encodeResponseData(channel, out, res.getResult());
}
}
else out.writeUTF(res.getErrorMessage());
out.flushBuffer();
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
} catch (Throwable t) {
// 发送失败信息给Consumer,否则Consumer只能等超时了
if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
try {
// FIXME 在Codec中打印出错日志?在IoHanndler的caught中统一处理?
logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
Response r = new Response(res.getId(), res.getVersion());
r.setStatus(Response.BAD_RESPONSE);
r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
channel.send(r);
return;
} catch (RemotingException e) {
logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
}
}
// 重新抛出收到的异常
if (t instanceof IOException) {
throw (IOException) t;
} else if (t instanceof RuntimeException) {
throw (RuntimeException) t;
} else {
throw (Error) t;
}
}
}
示例7: encodeRequest
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
//默认使用Hession序列化
Serialization serialization = getSerialization(channel);
// 16个字节的header.
byte[] header = new byte[HEADER_LENGTH];
// 2个字节的魔数
Bytes.short2bytes(MAGIC, header);
// 5个bit的Serialization id
header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());
if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
if (req.isEvent()) header[2] |= FLAG_EVENT;
// 8个字节的RequestId
Bytes.long2bytes(req.getId(), header, 4);
// 先对body进行编码才能确定实际的body长度
int savedWriteIndex = buffer.writerIndex();
// 控制头部的长度
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
if (req.isEvent()) {
encodeEventData(channel, out, req.getData());
} else {
encodeRequestData(channel, out, req.getData());
}
out.flushBuffer();
bos.flush();
bos.close();
//写到buf中实际大小
int len = bos.writtenBytes();
//默认只支持8M的最大大小
checkPayload(channel, len);
//计算实际的body长度并写到buf中
Bytes.int2bytes(len, header, 12);
//定位到原始的write节点(header的起始位置)
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header);
//更新buffer的write为body结束的位置
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
示例8: encodeResponse
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
try {
Serialization serialization = getSerialization(channel);
byte[] header = new byte[HEADER_LENGTH];
Bytes.short2bytes(MAGIC, header);
header[2] = serialization.getContentTypeId();
if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
// 1个字节状态信息(除了这里基本同上)
byte status = res.getStatus();
header[3] = status;
Bytes.long2bytes(res.getId(), header, 4);
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
// 如果状态不是OK的话就没必要编码body信息了
if (status == Response.OK) {
if (res.isHeartbeat()) {
encodeHeartbeatData(channel, out, res.getResult());
} else {
encodeResponseData(channel, out, res.getResult());
}
}
else out.writeUTF(res.getErrorMessage());
out.flushBuffer();
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
} catch (Throwable t) {
// 发送失败信息给Consumer,否则Consumer只能等超时了
if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
try {
logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
Response r = new Response(res.getId(), res.getVersion());
r.setStatus(Response.BAD_RESPONSE);
r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
channel.send(r);
return;
} catch (RemotingException e) {
logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
}
}
// 重新抛出收到的异常
if (t instanceof IOException) {
throw (IOException) t;
} else if (t instanceof RuntimeException) {
throw (RuntimeException) t;
} else if (t instanceof Error) {
throw (Error) t;
} else {
throw new RuntimeException(t.getMessage(), t);
}
}
}
示例9: encodeRequest
import com.alibaba.dubbo.remoting.buffer.ChannelBufferOutputStream; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
Serialization serialization = getSerialization(channel);
// header.
byte[] header = new byte[HEADER_LENGTH];
// set magic number.
Bytes.short2bytes(MAGIC, header);
// set request and serialization flag.
header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());
if (req.isTwoWay())
header[2] |= FLAG_TWOWAY;
if (req.isEvent())
header[2] |= FLAG_EVENT;
// set request id.
Bytes.long2bytes(req.getId(), header, 4);
// encode request data.
int savedWriteIndex = buffer.writerIndex();
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
try {
if (req.isEvent()) {
encodeEventData(channel, out, req.getData());
} else {
encodeRequestData(channel, out, req.getData());
}
out.flushBuffer();
} finally {
// modified by lishen
if (out instanceof Cleanable) {
((Cleanable) out).cleanup();
}
}
bos.flush();
bos.close();
int len = bos.writtenBytes();
checkPayload(channel, len);
Bytes.int2bytes(len, header, 12);
// write
buffer.writerIndex(savedWriteIndex);
buffer.writeBytes(header); // write header.
buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}