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Fix #36 Endless loop when using IMAP IDLE feature with SSL sockets, replaced thread sleep with a short timeout on socket read

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git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@2334 3d1905a2-6b24-0410-a738-b14d5a86fcbd
This commit is contained in:
mguessan 2015-02-14 19:43:24 +00:00
parent b0ea531d3a
commit 9420c6cb17
1 changed files with 13 additions and 2 deletions
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15
src/java/davmail/imap/ImapConnection.java
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@ -520,8 +520,10 @@ public class ImapConnection extends AbstractConnection {
// clear cache before going to idle mode // clear cache before going to idle mode
currentFolder.clearCache(); currentFolder.clearCache();
DavGatewayTray.resetIcon(); DavGatewayTray.resetIcon();
int originalTimeout = client.getSoTimeout();
try { try {
int count = 0; int count = 0;
client.setSoTimeout(1000);
while (in.available() == 0) { while (in.available() == 0) {
if (++count >= imapIdleDelay) { if (++count >= imapIdleDelay) {
count = 0; count = 0;
@ -530,8 +532,15 @@ public class ImapConnection extends AbstractConnection {
handleRefresh(previousImapFlagMap, currentFolder.getImapFlagMap()); handleRefresh(previousImapFlagMap, currentFolder.getImapFlagMap());
} }
} }
// sleep 1 second // wait for input 1 second
Thread.sleep(1000); try {
byte[] byteBuffer = new byte[1];
if (in.read(byteBuffer) > 0) {
in.unread(byteBuffer);
}
} catch (SocketTimeoutException e) {
// ignore, read timed out
}
} }
// read DONE line // read DONE line
line = readClient(); line = readClient();
@ -543,6 +552,8 @@ public class ImapConnection extends AbstractConnection {
} catch (IOException e) { } catch (IOException e) {
// client connection closed // client connection closed
throw new SocketException(e.getMessage()); throw new SocketException(e.getMessage());
} finally {
client.setSoTimeout(originalTimeout);
} }
} else { } else {
sendClient(commandId + " NO no folder selected"); sendClient(commandId + " NO no folder selected");