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coverity issue 151831

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This commit is contained in:
Sebastian Stenzel
2016-11-11 17:11:21 +01:00
parent aab616d184
commit 39ee8a9cde
1 changed files with 22 additions and 22 deletions
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44
main/ui/src/main/java/org/cryptomator/ui/util/SingleInstanceManager.java
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@@ -85,7 +85,7 @@ public class SingleInstanceManager {
return true;
}
return !buf.hasRemaining();
} , timeout, 10);
}, timeout, 10);
return !buf.hasRemaining();
}
@@ -117,13 +117,14 @@ public class SingleInstanceManager {
final String applicationKey;
final ServerSocketChannel channel;
final Selector selector;
int port = 0;
final int port;
public LocalInstance(String applicationKey, ServerSocketChannel channel, Selector selector) {
public LocalInstance(String applicationKey, ServerSocketChannel channel, Selector selector, int port) {
Objects.requireNonNull(applicationKey);
this.applicationKey = applicationKey;
this.channel = channel;
this.selector = selector;
this.port = port;
}
/**
@@ -317,28 +318,27 @@ public class SingleInstanceManager {
*/
public static LocalInstance startLocalInstance(String applicationKey, ExecutorService exec) throws IOException {
final ServerSocketChannel channel = ServerSocketChannel.open();
channel.configureBlocking(false);
channel.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
boolean success = false;
try {
channel.configureBlocking(false);
channel.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
final int port = ((InetSocketAddress) channel.getLocalAddress()).getPort();
Preferences.userNodeForPackage(Cryptomator.class).putInt(applicationKey, port);
LOG.debug("InstanceManager bound to port {}", port);
final int port = ((InetSocketAddress) channel.getLocalAddress()).getPort();
Preferences.userNodeForPackage(Cryptomator.class).putInt(applicationKey, port);
LOG.debug("InstanceManager bound to port {}", port);
Selector selector = Selector.open();
channel.register(selector, SelectionKey.OP_ACCEPT);
LocalInstance instance = new LocalInstance(applicationKey, channel, selector);
exec.submit(() -> {
try {
instance.port = ((InetSocketAddress) channel.getLocalAddress()).getPort();
} catch (IOException e) {
Selector selector = Selector.open();
channel.register(selector, SelectionKey.OP_ACCEPT);
LocalInstance instance = new LocalInstance(applicationKey, channel, selector, port);
exec.submit(instance::selectionLoop);
success = true;
return instance;
} finally {
if (!success) {
channel.close();
}
instance.selectionLoop();
});
return instance;
}
}
/**
@@ -368,7 +368,7 @@ public class SingleInstanceManager {
}
}
return !buf.hasRemaining();
} , timeout, 1);
}, timeout, 1);
}
}
}