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体验新版 GitCode,发现更多精彩内容 >>
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26443e68
编写于
7月 14, 2014
作者:
M
Márton Balassi
提交者:
Stephan Ewen
8月 18, 2014
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电子邮件补丁
差异文件
[streaming] UserFunction setter move to StreamComponent
上级
28ba7390
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
25 addition
and
16 deletion
+25
-16
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamComponentFactory.java
...eu/stratosphere/streaming/api/StreamComponentFactory.java
+23
-2
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamTask.java
...c/main/java/eu/stratosphere/streaming/api/StreamTask.java
+2
-14
未找到文件。
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamComponentFactory.java
浏览文件 @
26443e68
...
...
@@ -8,6 +8,8 @@ import eu.stratosphere.nephele.event.task.EventListener;
import
eu.stratosphere.nephele.io.ChannelSelector
;
import
eu.stratosphere.nephele.io.RecordReader
;
import
eu.stratosphere.nephele.io.RecordWriter
;
import
eu.stratosphere.streaming.api.invokable.DefaultTaskInvokable
;
import
eu.stratosphere.streaming.api.invokable.UserTaskInvokable
;
import
eu.stratosphere.streaming.partitioner.DefaultPartitioner
;
import
eu.stratosphere.streaming.partitioner.FieldsPartitioner
;
import
eu.stratosphere.types.Key
;
...
...
@@ -48,7 +50,7 @@ public final class StreamComponentFactory {
return
numberOfInputs
;
}
//for StreamTask
//
for StreamTask
public
static
int
setConfigOutputs
(
StreamTask
taskBase
,
Configuration
taskConfiguration
,
List
<
RecordWriter
<
Record
>>
outputs
,
...
...
@@ -65,7 +67,7 @@ public final class StreamComponentFactory {
}
return
numberOfOutputs
;
}
// this function can be removed as duplication of the above function if
// modification on kernel is allowed.
// for StreamSource
...
...
@@ -86,6 +88,25 @@ public final class StreamComponentFactory {
return
numberOfOutputs
;
}
public
static
UserTaskInvokable
setUserFunction
(
Configuration
taskConfiguration
,
List
<
RecordWriter
<
Record
>>
outputs
,
String
instanceID
,
Map
<
String
,
StreamRecord
>
recordBuffer
)
{
Class
<?
extends
UserTaskInvokable
>
userFunctionClass
=
taskConfiguration
.
getClass
(
"userfunction"
,
DefaultTaskInvokable
.
class
,
UserTaskInvokable
.
class
);
UserTaskInvokable
userFunction
=
null
;
try
{
userFunction
=
userFunctionClass
.
newInstance
();
userFunction
.
declareOutputs
(
outputs
,
instanceID
,
recordBuffer
);
}
catch
(
Exception
e
)
{
}
return
userFunction
;
}
public
static
void
setPartitioner
(
Configuration
taskConfiguration
,
int
nrOutput
,
List
<
ChannelSelector
<
Record
>>
partitioners
)
{
Class
<?
extends
ChannelSelector
<
Record
>>
partitioner
=
taskConfiguration
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamTask.java
浏览文件 @
26443e68
...
...
@@ -25,7 +25,6 @@ import eu.stratosphere.nephele.io.ChannelSelector;
import
eu.stratosphere.nephele.io.RecordReader
;
import
eu.stratosphere.nephele.io.RecordWriter
;
import
eu.stratosphere.nephele.template.AbstractTask
;
import
eu.stratosphere.streaming.api.invokable.DefaultTaskInvokable
;
import
eu.stratosphere.streaming.api.invokable.UserTaskInvokable
;
import
eu.stratosphere.types.Record
;
...
...
@@ -56,18 +55,6 @@ public class StreamTask extends AbstractTask {
recordBuffer
=
new
TreeMap
<
String
,
StreamRecord
>();
}
public
void
setUserFunction
(
Configuration
taskConfiguration
)
{
Class
<?
extends
UserTaskInvokable
>
userFunctionClass
=
taskConfiguration
.
getClass
(
"userfunction"
,
DefaultTaskInvokable
.
class
,
UserTaskInvokable
.
class
);
try
{
userFunction
=
userFunctionClass
.
newInstance
();
userFunction
.
declareOutputs
(
outputs
,
taskInstanceID
,
recordBuffer
);
}
catch
(
Exception
e
)
{
}
}
@Override
public
void
registerInputOutput
()
{
Configuration
taskConfiguration
=
getTaskConfiguration
();
...
...
@@ -77,7 +64,8 @@ public class StreamTask extends AbstractTask {
numberOfOutputs
=
StreamComponentFactory
.
setConfigOutputs
(
this
,
taskConfiguration
,
outputs
,
partitioners
);
setUserFunction
(
taskConfiguration
);
userFunction
=
StreamComponentFactory
.
setUserFunction
(
taskConfiguration
,
outputs
,
taskInstanceID
,
recordBuffer
);
StreamComponentFactory
.
setAckListener
(
recordBuffer
,
taskInstanceID
,
outputs
);
}
...
...
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