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Posted to commits@ignite.apache.org by ak...@apache.org on 2015/06/09 07:21:09 UTC
[27/29] incubator-ignite git commit: # ignite-sprint-5 minor
optimization in force keys future
# ignite-sprint-5 minor optimization in force keys future
Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/0fa2853e
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/0fa2853e
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/0fa2853e
Branch: refs/heads/ignite-992
Commit: 0fa2853e060fee7c9c8c8484be412e91d30c52da
Parents: ff7827e
Author: sboikov <sb...@gridgain.com>
Authored: Mon Jun 8 16:31:31 2015 +0300
Committer: sboikov <sb...@gridgain.com>
Committed: Mon Jun 8 16:31:31 2015 +0300
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.../dht/preloader/GridDhtForceKeysFuture.java | 40 +++++++++++++-------
1 file changed, 26 insertions(+), 14 deletions(-)
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http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/0fa2853e/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
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diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
index 9637fd1..1d57ef7 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
@@ -208,21 +208,21 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
* @return {@code True} if some mapping was added.
*/
private boolean map(Iterable<KeyCacheObject> keys, Collection<ClusterNode> exc) {
- Map<ClusterNode, Set<KeyCacheObject>> mappings = new HashMap<>();
-
- ClusterNode loc = cctx.localNode();
-
- int curTopVer = topCntr.get();
+ Map<ClusterNode, Set<KeyCacheObject>> mappings = null;
for (KeyCacheObject key : keys)
- map(key, mappings, exc);
+ mappings = map(key, mappings, exc);
if (isDone())
return false;
boolean ret = false;
- if (!mappings.isEmpty()) {
+ if (mappings != null) {
+ ClusterNode loc = cctx.localNode();
+
+ int curTopVer = topCntr.get();
+
preloader.addFuture(this);
trackable = true;
@@ -275,22 +275,27 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
* @param key Key.
* @param exc Exclude nodes.
* @param mappings Mappings.
+ * @return Mappings.
*/
- private void map(KeyCacheObject key, Map<ClusterNode, Set<KeyCacheObject>> mappings, Collection<ClusterNode> exc) {
+ private Map<ClusterNode, Set<KeyCacheObject>> map(KeyCacheObject key,
+ @Nullable Map<ClusterNode, Set<KeyCacheObject>> mappings,
+ Collection<ClusterNode> exc)
+ {
ClusterNode loc = cctx.localNode();
- int part = cctx.affinity().partition(key);
-
GridCacheEntryEx e = cctx.dht().peekEx(key);
try {
if (e != null && !e.isNewLocked()) {
- if (log.isDebugEnabled())
+ if (log.isDebugEnabled()) {
+ int part = cctx.affinity().partition(key);
+
log.debug("Will not rebalance key (entry is not new) [cacheName=" + cctx.name() +
", key=" + key + ", part=" + part + ", locId=" + cctx.nodeId() + ']');
+ }
// Key has been rebalanced or retrieved already.
- return;
+ return mappings;
}
}
catch (GridCacheEntryRemovedException ignore) {
@@ -299,6 +304,8 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
", locId=" + cctx.nodeId() + ']');
}
+ int part = cctx.affinity().partition(key);
+
List<ClusterNode> owners = F.isEmpty(exc) ? top.owners(part, topVer) :
new ArrayList<>(F.view(top.owners(part, topVer), F.notIn(exc)));
@@ -308,7 +315,7 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
"topVer=" + topVer + ", locId=" + cctx.nodeId() + ']');
// Key is already rebalanced.
- return;
+ return mappings;
}
// Create partition.
@@ -337,9 +344,12 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
log.debug("Will not rebalance key (no nodes to request from with rebalancing disabled) [key=" +
key + ", part=" + part + ", locId=" + cctx.nodeId() + ']');
- return;
+ return mappings;
}
+ if (mappings == null)
+ mappings = U.newHashMap(keys.size());
+
Collection<KeyCacheObject> mappedKeys = F.addIfAbsent(mappings, pick, F.<KeyCacheObject>newSet());
assert mappedKeys != null;
@@ -357,6 +367,8 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
log.debug("Will not rebalance key (local partition is not MOVING) [cacheName=" + cctx.name() +
", key=" + key + ", part=" + locPart + ", locId=" + cctx.nodeId() + ']');
}
+
+ return mappings;
}
/**