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体验新版 GitCode,发现更多精彩内容 >>
提交
f350b9da
编写于
7月 14, 2014
作者:
M
Márton Balassi
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] Logging & WordCount bug
上级
abf758de
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
41 addition
and
67 deletion
+41
-67
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/FaultToleranceBuffer.java
...a/eu/stratosphere/streaming/api/FaultToleranceBuffer.java
+13
-12
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamRecord.java
...main/java/eu/stratosphere/streaming/api/StreamRecord.java
+21
-52
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/test/wordcount/WordCount.java
...a/eu/stratosphere/streaming/test/wordcount/WordCount.java
+1
-1
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/test/wordcount/WordCountSplitter.java
...atosphere/streaming/test/wordcount/WordCountSplitter.java
+4
-0
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/FaultToleranceBufferTest.java
.../stratosphere/streaming/api/FaultToleranceBufferTest.java
+2
-2
未找到文件。
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/FaultToleranceBuffer.java
浏览文件 @
f350b9da
...
...
@@ -125,13 +125,11 @@ public class FaultToleranceBuffer {
public
void
addTimestamp
(
String
recordID
)
{
Long
currentTime
=
System
.
currentTimeMillis
();
recordTimestamps
.
put
(
recordID
,
currentTime
);
Set
<
String
>
recordSet
=
recordsByTime
.
get
(
currentTime
);
if
(
recordSet
!=
null
)
{
recordSet
.
add
(
recordID
);
if
(
recordsByTime
.
containsKey
(
currentTime
))
{
recordsByTime
.
get
(
currentTime
).
add
(
recordID
);
}
else
{
recordSet
=
new
HashSet
<
String
>();
Set
<
String
>
recordSet
=
new
HashSet
<
String
>();
recordSet
.
add
(
recordID
);
recordsByTime
.
put
(
currentTime
,
recordSet
);
}
...
...
@@ -145,7 +143,9 @@ public class FaultToleranceBuffer {
*/
public
StreamRecord
popRecord
(
String
recordID
)
{
System
.
out
.
println
(
"Pop ID: "
+
recordID
);
return
removeRecord
(
recordID
);
StreamRecord
record
=
recordBuffer
.
get
(
recordID
);
removeRecord
(
recordID
);
return
record
;
}
/**
...
...
@@ -156,18 +156,18 @@ public class FaultToleranceBuffer {
* The ID of the record that will be removed
*
*/
StreamRecor
d
removeRecord
(
String
recordID
)
{
voi
d
removeRecord
(
String
recordID
)
{
recordBuffer
.
remove
(
recordID
);
ackCounter
.
remove
(
recordID
);
try
{
recordsByTime
.
get
(
recordTimestamps
.
remove
(
recordID
)).
remove
(
recordID
);
Long
ts
=
recordTimestamps
.
remove
(
recordID
);
recordsByTime
.
get
(
ts
).
remove
(
recordID
);
}
catch
(
NullPointerException
e
)
{
}
catch
(
Exception
e
)
{
e
.
printStackTrace
();
System
.
out
.
println
(
recordID
);
}
return
recordBuffer
.
remove
(
recordID
);
}
/**
...
...
@@ -180,7 +180,7 @@ public class FaultToleranceBuffer {
// TODO: find a place to call timeoutRecords
public
void
ackRecord
(
String
recordID
)
{
if
(
ackCounter
.
containsKey
(
recordID
))
{
Integer
ackCount
=
ackCounter
.
get
(
recordID
)
-
1
;
int
ackCount
=
ackCounter
.
get
(
recordID
)
-
1
;
if
(
ackCount
==
0
)
{
removeRecord
(
recordID
);
...
...
@@ -188,6 +188,7 @@ public class FaultToleranceBuffer {
ackCounter
.
put
(
recordID
,
ackCount
);
}
}
// timeoutRecords(System.currentTimeMillis());
}
/**
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/StreamRecord.java
浏览文件 @
f350b9da
...
...
@@ -14,10 +14,11 @@ import eu.stratosphere.types.StringValue;
import
eu.stratosphere.types.Value
;
/**
* Object for storing serializable records in batch
(single records are
* Object for storing serializable records in batch(single records are
* represented batches with one element) used for sending records between task
* objects in Stratosphere stream processing. The elements of the batch are
* Value arrays.
*
*/
public
class
StreamRecord
implements
IOReadableWritable
,
Serializable
{
private
static
final
long
serialVersionUID
=
1L
;
...
...
@@ -44,7 +45,7 @@ public class StreamRecord implements IOReadableWritable, Serializable {
* Number of fields in the records
*/
public
StreamRecord
(
int
length
)
{
numOfFields
=
length
;
this
.
numOfFields
=
length
;
recordBatch
=
new
ArrayList
<
Value
[]>();
}
...
...
@@ -58,8 +59,8 @@ public class StreamRecord implements IOReadableWritable, Serializable {
* Number of records
*/
public
StreamRecord
(
int
length
,
int
batchSize
)
{
numOfFields
=
length
;
numOfRecords
=
batchSize
;
this
.
numOfFields
=
length
;
this
.
numOfRecords
=
batchSize
;
recordBatch
=
new
ArrayList
<
Value
[]>(
batchSize
);
}
...
...
@@ -71,11 +72,14 @@ public class StreamRecord implements IOReadableWritable, Serializable {
* Array containing the Values for the first record in the batch
*/
public
StreamRecord
(
Value
...
values
)
{
this
(
values
.
length
,
1
);
numOfFields
=
values
.
length
;
recordBatch
=
new
ArrayList
<
Value
[]>();
recordBatch
.
add
(
values
);
numOfRecords
=
1
;
}
/**
*
* @return Number of fields in the records
*/
public
int
getNumOfFields
()
{
...
...
@@ -83,6 +87,7 @@ public class StreamRecord implements IOReadableWritable, Serializable {
}
/**
*
* @return Number of records in the batch
*/
public
int
getNumOfRecords
()
{
...
...
@@ -102,6 +107,7 @@ public class StreamRecord implements IOReadableWritable, Serializable {
}
/**
*
* @return The ID of the object
*/
public
String
getId
()
{
...
...
@@ -135,57 +141,13 @@ public class StreamRecord implements IOReadableWritable, Serializable {
* @return Value of the field
*/
public
Value
getField
(
int
fieldNumber
)
{
return
getField
(
0
,
fieldNumber
);
}
/**
* Sets a field in the given position of a specific record in the batch
*
* @param recordNumber
* Position of record in batch
* @param fieldNumber
* Position of field in record
* @param value
* Value to set
*/
public
void
setField
(
int
recordNumber
,
int
fieldNumber
,
Value
value
)
{
try
{
recordBatch
.
get
(
recordNumber
)[
fieldNumber
]
=
value
;
}
catch
(
IndexOutOfBoundsException
e
)
{
throw
(
new
NoSuchRecordException
());
}
}
/**
* Sets a field in the given position of the first record in the batch
*
* @param fieldNumber
* Position of the field in the record
*/
public
void
setField
(
int
fieldNumber
,
Value
value
)
{
setField
(
0
,
fieldNumber
,
value
);
}
/**
* @param recordNumber
* Position of the record in the batch
* @return Value array containing the fields of the record
*/
public
Value
[]
getRecord
(
int
recordNumber
)
{
try
{
return
recordBatch
.
get
(
recordNumber
)
;
return
recordBatch
.
get
(
0
)[
fieldNumber
]
;
}
catch
(
IndexOutOfBoundsException
e
)
{
throw
(
new
NoSuchRecordException
());
}
}
/**
* @return Value array containing the fields of first the record
*/
public
Value
[]
getRecord
()
{
return
getRecord
(
0
);
}
/**
* Sets a record at the given position in the batch
*
...
...
@@ -225,6 +187,15 @@ public class StreamRecord implements IOReadableWritable, Serializable {
}
}
/**
* @param recordNumber
* Position of the record in the batch
* @return Value array containing the fields of the record
*/
public
Value
[]
getRecord
(
int
recordNumber
)
{
return
recordBatch
.
get
(
recordNumber
);
}
/**
* Checks if the number of fields are equal to the batch field size then
* adds the Value array to the end of the batch
...
...
@@ -248,8 +219,6 @@ public class StreamRecord implements IOReadableWritable, Serializable {
*/
public
StreamRecord
copy
()
{
StreamRecord
copiedRecord
=
new
StreamRecord
(
this
.
numOfFields
,
this
.
numOfRecords
);
copiedRecord
.
uid
=
this
.
uid
;
for
(
Value
[]
record
:
recordBatch
)
{
copiedRecord
.
recordBatch
.
add
(
record
);
}
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/test/wordcount/WordCount.java
浏览文件 @
f350b9da
...
...
@@ -39,7 +39,7 @@ public class WordCount extends TestBase2 {
root
.
setLevel
(
Level
.
DEBUG
);
JobGraphBuilder
graphBuilder
=
new
JobGraphBuilder
(
"testGraph"
);
graphBuilder
.
setSource
(
"WordCountSource"
,
WordCount
Dummy
Source
.
class
);
graphBuilder
.
setSource
(
"WordCountSource"
,
WordCountSource
.
class
);
graphBuilder
.
setTask
(
"WordCountSplitter"
,
WordCountSplitter
.
class
,
2
);
graphBuilder
.
setTask
(
"WordCountCounter"
,
WordCountCounter
.
class
,
2
);
graphBuilder
.
setSink
(
"WordCountSink"
,
WordCountSink
.
class
);
...
...
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/test/wordcount/WordCountSplitter.java
浏览文件 @
f350b9da
...
...
@@ -25,6 +25,8 @@ public class WordCountSplitter extends UserTaskInvokable {
private
String
[]
words
=
new
String
[]
{};
private
StringValue
wordValue
=
new
StringValue
();
// private StreamRecord outputRecord = new StreamRecord(1);
@Override
public
void
invoke
(
StreamRecord
record
)
throws
Exception
{
sentence
=
(
StringValue
)
record
.
getRecord
(
0
)[
0
];
...
...
@@ -32,6 +34,8 @@ public class WordCountSplitter extends UserTaskInvokable {
words
=
sentence
.
getValue
().
split
(
" "
);
for
(
CharSequence
word
:
words
)
{
wordValue
.
setValue
(
word
);
// outputRecord.setRecord(wordValue);
// emit(outputRecord);
emit
(
new
StreamRecord
(
wordValue
));
}
}
...
...
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/FaultToleranceBufferTest.java
浏览文件 @
f350b9da
...
...
@@ -39,7 +39,7 @@ public class FaultToleranceBufferTest {
record
.
addRecord
(
new
StringValue
(
"V1"
));
faultTolerancyBuffer
.
addRecord
(
record
);
assertEquals
((
Integer
)
3
,
faultTolerancyBuffer
.
getAckCounter
().
get
(
record
.
getId
()));
assert
ArrayEquals
(
record
.
getRecord
(
0
),
faultTolerancyBuffer
.
getRecordBuffer
().
get
(
record
.
getId
()).
getRecord
(
0
));
assert
Equals
(
record
,
faultTolerancyBuffer
.
getRecordBuffer
().
get
(
record
.
getId
()
));
}
@Test
...
...
@@ -88,7 +88,7 @@ public class FaultToleranceBufferTest {
record1
.
addRecord
(
new
StringValue
(
"V1"
));
faultTolerancyBuffer
.
addRecord
(
record1
);
assert
ArrayEquals
(
record1
.
getRecord
(
0
),
faultTolerancyBuffer
.
popRecord
(
record1
.
getId
()).
getRecord
(
0
));
assert
Equals
(
record1
,
faultTolerancyBuffer
.
popRecord
(
record1
.
getId
()
));
System
.
out
.
println
(
"---------"
);
}
...
...
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