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体验新版 GitCode,发现更多精彩内容 >>
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ef6f7b60
编写于
5月 18, 2017
作者:
T
Till Rohrmann
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差异文件
[hotfix] Restore KeySerializer only once
上级
9a64d50f
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
14 addition
and
8 deletion
+14
-8
flink-runtime/src/main/java/org/apache/flink/runtime/state/heap/HeapKeyedStateBackend.java
...pache/flink/runtime/state/heap/HeapKeyedStateBackend.java
+14
-8
未找到文件。
flink-runtime/src/main/java/org/apache/flink/runtime/state/heap/HeapKeyedStateBackend.java
浏览文件 @
ef6f7b60
...
@@ -362,6 +362,8 @@ public class HeapKeyedStateBackend<K> extends AbstractKeyedStateBackend<K> {
...
@@ -362,6 +362,8 @@ public class HeapKeyedStateBackend<K> extends AbstractKeyedStateBackend<K> {
int
numRegisteredKvStates
=
0
;
int
numRegisteredKvStates
=
0
;
stateTables
.
clear
();
stateTables
.
clear
();
boolean
keySerializerRestored
=
false
;
for
(
KeyedStateHandle
keyedStateHandle
:
state
)
{
for
(
KeyedStateHandle
keyedStateHandle
:
state
)
{
if
(
keyedStateHandle
==
null
)
{
if
(
keyedStateHandle
==
null
)
{
...
@@ -386,20 +388,24 @@ public class HeapKeyedStateBackend<K> extends AbstractKeyedStateBackend<K> {
...
@@ -386,20 +388,24 @@ public class HeapKeyedStateBackend<K> extends AbstractKeyedStateBackend<K> {
serializationProxy
.
read
(
inView
);
serializationProxy
.
read
(
inView
);
// check for key serializer compatibility; this also reconfigures the
if
(!
keySerializerRestored
)
{
// key serializer to be compatible, if it is required and is possible
// check for key serializer compatibility; this also reconfigures the
if
(
StateMigrationUtil
.
resolveCompatibilityResult
(
// key serializer to be compatible, if it is required and is possible
if
(
StateMigrationUtil
.
resolveCompatibilityResult
(
serializationProxy
.
getKeySerializer
(),
serializationProxy
.
getKeySerializer
(),
TypeSerializerSerializationProxy
.
ClassNotFoundDummyTypeSerializer
.
class
,
TypeSerializerSerializationProxy
.
ClassNotFoundDummyTypeSerializer
.
class
,
serializationProxy
.
getKeySerializerConfigSnapshot
(),
serializationProxy
.
getKeySerializerConfigSnapshot
(),
(
TypeSerializer
)
keySerializer
)
(
TypeSerializer
)
keySerializer
)
.
isRequiresMigration
())
{
.
isRequiresMigration
())
{
// TODO replace with state migration; note that key hash codes need to remain the same after migration
// TODO replace with state migration; note that key hash codes need to remain the same after migration
throw
new
RuntimeException
(
"The new key serializer is not compatible to read previous keys. "
+
throw
new
RuntimeException
(
"The new key serializer is not compatible to read previous keys. "
+
"Aborting now since state migration is currently not available"
);
"Aborting now since state migration is currently not available"
);
}
}
keySerializerRestored
=
true
;
}
List
<
RegisteredKeyedBackendStateMetaInfo
.
Snapshot
<?,
?>>
restoredMetaInfos
=
List
<
RegisteredKeyedBackendStateMetaInfo
.
Snapshot
<?,
?>>
restoredMetaInfos
=
serializationProxy
.
getStateMetaInfoSnapshots
();
serializationProxy
.
getStateMetaInfoSnapshots
();
...
...
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