Ralf Saier created BATIK-1107:
---------------------------------
Summary: CleanerThread may be started more than once
Key: BATIK-1107
URL: https://issues.apache.org/jira/browse/BATIK-1107
Project: Batik
Issue Type: Bug
Affects Versions: 1.7, trunk
Reporter: Ralf Saier
Due to wrong synchronized block in CleanerThread.getReferenceQueue, the Thread
may be started more than once.
wrong:
if ( queue == null ) {
synchronized (CleanerThread.class) {
queue = new ReferenceQueue();
thread = new CleanerThread();
}
}
correct:
synchronized (CleanerThread.class) {
if ( queue == null ) {
queue = new ReferenceQueue();
thread = new CleanerThread();
}
}
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