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体验新版 GitCode,发现更多精彩内容 >>
提交
81fd2cfe
编写于
7月 14, 2014
作者:
Y
Yingjun Wu
提交者:
Stephan Ewen
8月 18, 2014
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[streaming] add licence
上级
fc149066
变更
12
隐藏空白更改
内联
并排
Showing
12 changed file
with
432 addition
and
29 deletion
+432
-29
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/examples/window/wordcount/WindowWordCountCounter.java
...ing/examples/window/wordcount/WindowWordCountCounter.java
+50
-15
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/examples/wordcount/WordCountKvCounter.java
...here/streaming/examples/wordcount/WordCountKvCounter.java
+59
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/InternalState.java
...n/java/eu/stratosphere/streaming/state/InternalState.java
+27
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/MutableInternalState.java
...eu/stratosphere/streaming/state/MutableInternalState.java
+57
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/MutableStateIterator.java
...eu/stratosphere/streaming/state/MutableStateIterator.java
+42
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/StateIterator.java
...n/java/eu/stratosphere/streaming/state/StateIterator.java
+8
-14
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/WindowInternalState.java
.../eu/stratosphere/streaming/state/WindowInternalState.java
+94
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/WindowStateIterator.java
.../eu/stratosphere/streaming/state/WindowStateIterator.java
+35
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceCounter.java
...va/eu/stratosphere/streaming/util/PerformanceCounter.java
+15
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceTimer.java
...java/eu/stratosphere/streaming/util/PerformanceTimer.java
+15
-0
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceTracker.java
...va/eu/stratosphere/streaming/util/PerformanceTracker.java
+15
-0
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/util/PerformanceTrackerTest.java
...u/stratosphere/streaming/util/PerformanceTrackerTest.java
+15
-0
未找到文件。
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/examples/window/wordcount/WindowWordCountCounter.java
浏览文件 @
81fd2cfe
...
...
@@ -15,29 +15,35 @@
package
eu.stratosphere.streaming.examples.window.wordcount
;
import
java.util.HashMap
;
import
java.util.Map
;
import
eu.stratosphere.api.java.tuple.Tuple3
;
import
eu.stratosphere.streaming.api.invokable.UserTaskInvokable
;
import
eu.stratosphere.streaming.api.streamrecord.StreamRecord
;
import
eu.stratosphere.streaming.state.MutableInternalState
;
import
eu.stratosphere.streaming.state.WindowInternalState
;
public
class
WindowWordCountCounter
extends
UserTaskInvokable
{
private
int
windowSize
=
100
;
private
int
slidingStep
=
20
;
private
int
windowSize
;
private
int
slidingStep
;
private
WindowInternalState
<
Integer
>
window
;
private
MutableInternalState
<
String
,
Integer
>
wordCounts
;
private
Map
<
String
,
Integer
>
wordCounts
=
new
HashMap
<
String
,
Integer
>();
private
String
word
=
""
;
private
Integer
count
=
0
;
private
Long
timestamp
=
0L
;
private
StreamRecord
outRecord
=
new
StreamRecord
(
new
Tuple3
<
String
,
Integer
,
Long
>());
private
StreamRecord
outRecord
=
new
StreamRecord
(
new
Tuple3
<
String
,
Integer
,
Long
>());
@Override
public
void
invoke
(
StreamRecord
record
)
throws
Exception
{
word
=
record
.
getString
(
0
);
timestamp
=
record
.
getLong
(
1
);
public
WindowWordCountCounter
()
{
windowSize
=
100
;
slidingStep
=
20
;
window
=
new
WindowInternalState
<
Integer
>(
windowSize
,
slidingStep
);
wordCounts
=
new
MutableInternalState
<
String
,
Integer
>();
}
private
void
incrementCompute
(
StreamRecord
record
)
{
word
=
record
.
getString
(
0
);
if
(
wordCounts
.
containsKey
(
word
))
{
count
=
wordCounts
.
get
(
word
)
+
1
;
wordCounts
.
put
(
word
,
count
);
...
...
@@ -45,12 +51,41 @@ public class WindowWordCountCounter extends UserTaskInvokable {
count
=
1
;
wordCounts
.
put
(
word
,
1
);
}
}
outRecord
.
setString
(
0
,
word
);
outRecord
.
setInteger
(
1
,
count
);
outRecord
.
setLong
(
2
,
timestamp
);
private
void
decrementCompute
(
StreamRecord
record
)
{
word
=
record
.
getString
(
0
);
count
=
wordCounts
.
get
(
word
)
-
1
;
if
(
count
==
0
)
{
wordCounts
.
delete
(
word
);
}
else
{
wordCounts
.
put
(
word
,
count
);
}
}
emit
(
outRecord
);
@Override
public
void
invoke
(
StreamRecord
record
)
throws
Exception
{
if
(
window
.
isFull
())
{
StreamRecord
expiredRecord
=
window
.
popFront
();
incrementCompute
(
record
);
decrementCompute
(
expiredRecord
);
window
.
pushBack
(
record
);
if
(
window
.
isComputable
())
{
outRecord
.
setString
(
0
,
word
);
outRecord
.
setInteger
(
1
,
count
);
outRecord
.
setLong
(
2
,
timestamp
);
emit
(
outRecord
);
}
}
else
{
incrementCompute
(
record
);
window
.
pushBack
(
record
);
if
(
window
.
isFull
()){
outRecord
.
setString
(
0
,
word
);
outRecord
.
setInteger
(
1
,
count
);
outRecord
.
setLong
(
2
,
timestamp
);
emit
(
outRecord
);
}
}
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/examples/wordcount/WordCountKvCounter.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.examples.wordcount
;
import
eu.stratosphere.api.java.tuple.Tuple2
;
import
eu.stratosphere.streaming.api.invokable.UserTaskInvokable
;
import
eu.stratosphere.streaming.api.streamrecord.StreamRecord
;
import
eu.stratosphere.streaming.state.MutableInternalState
;
public
class
WordCountKvCounter
extends
UserTaskInvokable
{
private
MutableInternalState
<
String
,
Integer
>
wordCounts
=
new
MutableInternalState
<
String
,
Integer
>();
private
String
word
=
""
;
private
Integer
count
=
0
;
// private StreamRecord streamRecord = new StreamRecord(2);
private
int
i
=
0
;
private
long
time
;
private
long
prevTime
=
System
.
currentTimeMillis
();
private
StreamRecord
outRecord
=
new
StreamRecord
(
new
Tuple2
<
String
,
Integer
>());
@Override
public
void
invoke
(
StreamRecord
record
)
throws
Exception
{
word
=
record
.
getString
(
0
);
i
++;
if
(
i
%
50000
==
0
)
{
time
=
System
.
currentTimeMillis
();
System
.
out
.
println
(
"Counter:\t"
+
i
+
"\t----Time: "
+
(
time
-
prevTime
));
prevTime
=
time
;
}
if
(
wordCounts
.
containsKey
(
word
))
{
count
=
wordCounts
.
get
(
word
)
+
1
;
wordCounts
.
put
(
word
,
count
);
}
else
{
count
=
1
;
wordCounts
.
put
(
word
,
1
);
}
outRecord
.
setString
(
0
,
word
);
outRecord
.
setInteger
(
1
,
count
);
emit
(
outRecord
);
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/InternalState.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.state
;
/**
* An internal state interface that supports stateful operator.
*/
public
interface
InternalState
<
K
,
V
>
{
public
void
put
(
K
key
,
V
value
);
public
V
get
(
K
key
);
public
void
delete
(
K
key
);
public
boolean
containsKey
(
K
key
);
public
StateIterator
<
K
,
V
>
getIterator
();
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/MutableInternalState.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.state
;
import
java.util.LinkedHashMap
;
import
java.util.Map
;
/**
* The most general internal state that stores data in a mutable map.
*/
public
class
MutableInternalState
<
K
,
V
>
implements
InternalState
<
K
,
V
>
{
private
Map
<
K
,
V
>
state
=
new
LinkedHashMap
<
K
,
V
>();
@Override
public
void
put
(
K
key
,
V
value
)
{
// TODO Auto-generated method stub
state
.
put
(
key
,
value
);
}
@Override
public
V
get
(
K
key
)
{
// TODO Auto-generated method stub
return
state
.
get
(
key
);
}
@Override
public
void
delete
(
K
key
)
{
// TODO Auto-generated method stub
state
.
remove
(
key
);
}
@Override
public
boolean
containsKey
(
K
key
)
{
// TODO Auto-generated method stub
return
state
.
containsKey
(
key
);
}
@Override
public
StateIterator
<
K
,
V
>
getIterator
()
{
// TODO Auto-generated method stub
return
new
MutableStateIterator
<
K
,
V
>(
state
.
entrySet
().
iterator
());
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/MutableStateIterator.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.state
;
import
java.util.Iterator
;
import
java.util.Map.Entry
;
import
eu.stratosphere.api.java.tuple.Tuple2
;
public
class
MutableStateIterator
<
K
,
V
>
implements
StateIterator
<
K
,
V
>{
private
Iterator
<
Entry
<
K
,
V
>>
iterator
;
public
MutableStateIterator
(
Iterator
<
Entry
<
K
,
V
>>
iter
){
iterator
=
iter
;
}
@Override
public
boolean
hasNext
()
{
// TODO Auto-generated method stub
return
iterator
.
hasNext
();
}
@Override
public
Tuple2
<
K
,
V
>
next
()
{
// TODO Auto-generated method stub
Entry
<
K
,
V
>
entry
=
iterator
.
next
();
return
new
Tuple2
<
K
,
V
>(
entry
.
getKey
(),
entry
.
getValue
());
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/
examples/window/wordcount/IncrementalWindow
.java
→
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/
state/StateIterator
.java
浏览文件 @
81fd2cfe
...
...
@@ -13,20 +13,14 @@
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.
examples.window.wordcount
;
package
eu.stratosphere.streaming.
state
;
public
class
IncrementalWindow
{
import
eu.stratosphere.api.java.tuple.Tuple2
;
private
int
currentTupleNum
;
private
int
fullTupleNum
;
private
int
slideTupleNum
;
public
IncrementalWindow
(
int
batchRange
,
int
windowSize
,
int
slidingStep
)
{
}
void
pushBack
()
{
}
void
popFront
()
{
}
/**
* the iterator for internal states.
*/
public
interface
StateIterator
<
K
,
V
>{
public
boolean
hasNext
();
public
Tuple2
<
K
,
V
>
next
();
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/WindowInternalState.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.state
;
import
org.apache.commons.collections.buffer.CircularFifoBuffer
;
import
eu.stratosphere.streaming.api.streamrecord.StreamRecord
;
/**
* The window state for window operator. To be general enough, this class
* implements a count based window operator. It is possible for the user to
* compose time based window operator by extending this class by splitting the
* stream into multiple mini batches.
*/
public
class
WindowInternalState
<
K
>
implements
InternalState
<
K
,
StreamRecord
>
{
private
int
currentRecordNum
;
private
int
fullRecordNum
;
private
int
slideRecordNum
;
CircularFifoBuffer
buffer
;
public
WindowInternalState
(
int
windowSize
,
int
slidingStep
)
{
currentRecordNum
=
0
;
fullRecordNum
=
windowSize
;
slideRecordNum
=
slidingStep
;
buffer
=
new
CircularFifoBuffer
(
windowSize
);
}
public
void
pushBack
(
StreamRecord
records
)
{
buffer
.
add
(
records
);
currentRecordNum
+=
1
;
}
public
StreamRecord
popFront
()
{
StreamRecord
frontRecord
=(
StreamRecord
)
buffer
.
get
();
buffer
.
remove
();
return
frontRecord
;
}
public
boolean
isFull
()
{
return
currentRecordNum
>=
fullRecordNum
;
}
public
boolean
isComputable
()
{
if
(
currentRecordNum
==
fullRecordNum
+
slideRecordNum
)
{
currentRecordNum
-=
slideRecordNum
;
return
true
;
}
return
false
;
}
@Override
public
void
put
(
K
key
,
StreamRecord
value
)
{
// TODO Auto-generated method stub
}
@Override
public
StreamRecord
get
(
K
key
)
{
// TODO Auto-generated method stub
return
null
;
}
@Override
public
void
delete
(
K
key
)
{
// TODO Auto-generated method stub
}
@Override
public
boolean
containsKey
(
K
key
)
{
// TODO Auto-generated method stub
return
false
;
}
@Override
public
StateIterator
<
K
,
StreamRecord
>
getIterator
()
{
// TODO Auto-generated method stub
return
null
;
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/state/WindowStateIterator.java
0 → 100644
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.state
;
import
eu.stratosphere.api.java.tuple.Tuple2
;
import
eu.stratosphere.streaming.api.streamrecord.StreamRecord
;
public
class
WindowStateIterator
<
K
>
implements
StateIterator
<
K
,
StreamRecord
>{
@Override
public
boolean
hasNext
()
{
// TODO Auto-generated method stub
return
false
;
}
@Override
public
Tuple2
<
K
,
StreamRecord
>
next
()
{
// TODO Auto-generated method stub
return
null
;
}
}
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceCounter.java
浏览文件 @
81fd2cfe
/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.util
;
public
class
PerformanceCounter
extends
PerformanceTracker
{
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceTimer.java
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/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.util
;
public
class
PerformanceTimer
extends
PerformanceTracker
{
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/util/PerformanceTracker.java
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/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.util
;
import
java.io.FileNotFoundException
;
...
...
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/util/PerformanceTrackerTest.java
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/***********************************************************************************************************************
*
* Copyright (C) 2010-2014 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
**********************************************************************************************************************/
package
eu.stratosphere.streaming.util
;
import
static
org
.
junit
.
Assert
.*;
...
...
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