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GitHandler: Don't lock on read operations.

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Read operations of a Git repository can be performed during a write operation on the same repository. Only write operations can't be executed simultaneously.
This commit is contained in:
Kirill Likhodedov
2012-03-25 17:06:44 +04:00
parent b15613eaf0
commit 45852a26ad
1 changed files with 1 additions and 6 deletions
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plugins/git4idea/src/git4idea/commands/GitHandler.java
+1 -6
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@@ -621,10 +621,8 @@ public abstract class GitHandler {
boolean suspendable = false;
switch (myCommand.lockingPolicy()) {
case META:
// do nothing no locks are taken for metadata
break;
case READ:
vcs.getCommandLock().readLock().lock();
// need to lock only write operations: reads can be performed even when a write operation is going on
break;
case WRITE_SUSPENDABLE:
suspendable = true;
@@ -716,10 +714,7 @@ public abstract class GitHandler {
finally {
switch (myCommand.lockingPolicy()) {
case META:
// do nothing no locks are taken for metadata
break;
case READ:
vcs.getCommandLock().readLock().unlock();
break;
case WRITE_SUSPENDABLE:
case WRITE: