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体验新版 GitCode,发现更多精彩内容 >>
提交
e2a2a49f
编写于
7月 14, 2014
作者:
G
gyfora
提交者:
Stephan Ewen
8月 18, 2014
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电子邮件补丁
差异文件
[streaming] copyTuple method added to streamrecord
上级
d4d8c40c
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
58 addition
and
1 deletion
+58
-1
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/streamrecord/StreamRecord.java
...stratosphere/streaming/api/streamrecord/StreamRecord.java
+45
-1
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/streamrecord/StreamRecordTest.java
...tosphere/streaming/api/streamrecord/StreamRecordTest.java
+13
-0
未找到文件。
flink-addons/flink-streaming/src/main/java/eu/stratosphere/streaming/api/streamrecord/StreamRecord.java
浏览文件 @
e2a2a49f
...
...
@@ -28,6 +28,28 @@ import java.util.List;
import
java.util.UUID
;
import
eu.stratosphere.api.java.tuple.Tuple
;
import
eu.stratosphere.api.java.tuple.Tuple1
;
import
eu.stratosphere.api.java.tuple.Tuple10
;
import
eu.stratosphere.api.java.tuple.Tuple11
;
import
eu.stratosphere.api.java.tuple.Tuple12
;
import
eu.stratosphere.api.java.tuple.Tuple13
;
import
eu.stratosphere.api.java.tuple.Tuple14
;
import
eu.stratosphere.api.java.tuple.Tuple15
;
import
eu.stratosphere.api.java.tuple.Tuple16
;
import
eu.stratosphere.api.java.tuple.Tuple17
;
import
eu.stratosphere.api.java.tuple.Tuple18
;
import
eu.stratosphere.api.java.tuple.Tuple19
;
import
eu.stratosphere.api.java.tuple.Tuple2
;
import
eu.stratosphere.api.java.tuple.Tuple20
;
import
eu.stratosphere.api.java.tuple.Tuple21
;
import
eu.stratosphere.api.java.tuple.Tuple22
;
import
eu.stratosphere.api.java.tuple.Tuple3
;
import
eu.stratosphere.api.java.tuple.Tuple4
;
import
eu.stratosphere.api.java.tuple.Tuple5
;
import
eu.stratosphere.api.java.tuple.Tuple6
;
import
eu.stratosphere.api.java.tuple.Tuple7
;
import
eu.stratosphere.api.java.tuple.Tuple8
;
import
eu.stratosphere.api.java.tuple.Tuple9
;
import
eu.stratosphere.api.java.typeutils.TupleTypeInfo
;
import
eu.stratosphere.api.java.typeutils.TypeInformation
;
import
eu.stratosphere.api.java.typeutils.runtime.TupleSerializer
;
...
...
@@ -43,7 +65,7 @@ import eu.stratosphere.types.StringValue;
* objects in Stratosphere stream processing. The elements of the batch are
* Value arrays.
*/
//TODO: update documentation
//
TODO: update documentation
public
class
StreamRecord
implements
IOReadableWritable
,
Serializable
{
private
static
final
long
serialVersionUID
=
1L
;
...
...
@@ -52,6 +74,12 @@ public class StreamRecord implements IOReadableWritable, Serializable {
private
int
numOfFields
;
private
int
numOfRecords
;
private
static
final
Class
<?>[]
CLASSES
=
new
Class
<?>[]
{
Tuple1
.
class
,
Tuple2
.
class
,
Tuple3
.
class
,
Tuple4
.
class
,
Tuple5
.
class
,
Tuple6
.
class
,
Tuple7
.
class
,
Tuple8
.
class
,
Tuple9
.
class
,
Tuple10
.
class
,
Tuple11
.
class
,
Tuple12
.
class
,
Tuple13
.
class
,
Tuple14
.
class
,
Tuple15
.
class
,
Tuple16
.
class
,
Tuple17
.
class
,
Tuple18
.
class
,
Tuple19
.
class
,
Tuple20
.
class
,
Tuple21
.
class
,
Tuple22
.
class
};
// TODO implement equals, clone
/**
* Creates a new empty instance for read
...
...
@@ -472,6 +500,22 @@ public class StreamRecord implements IOReadableWritable, Serializable {
return
newRecord
;
}
public
static
Tuple
copyTuple
(
Tuple
tuple
)
{
int
numofFields
=
tuple
.
getArity
();
Tuple
newTuple
=
null
;
try
{
newTuple
=
(
Tuple
)
CLASSES
[
numofFields
-
1
].
newInstance
();
}
catch
(
Exception
e
)
{
}
for
(
int
i
=
0
;
i
<
numofFields
;
i
++)
{
newTuple
.
setField
(
tuple
.
getField
(
i
),
i
);
}
return
newTuple
;
}
private
void
writeTuple
(
Tuple
tuple
,
DataOutput
out
)
{
Class
[]
basicTypes
=
new
Class
[
tuple
.
getArity
()];
...
...
flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/streamrecord/StreamRecordTest.java
浏览文件 @
e2a2a49f
...
...
@@ -162,5 +162,18 @@ public class StreamRecordTest {
}
}
@Test
public
void
tupleCopyTest
(){
Tuple2
<
String
,
Integer
>
t1
=
new
Tuple2
<
String
,
Integer
>(
"a"
,
1
);
Tuple2
<
String
,
Integer
>
t2
=
(
Tuple2
<
String
,
Integer
>)
StreamRecord
.
copyTuple
(
t1
);
assertEquals
(
"a"
,
t2
.
getField
(
0
));
assertEquals
(
1
,
t2
.
getField
(
1
));
t1
.
setField
(
2
,
1
);
assertEquals
(
1
,
t2
.
getField
(
1
));
assertEquals
(
2
,
t1
.
getField
(
1
));
}
}
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