WebMar 1, 2016 · In general, avoid locking on a public type, or instances beyond your code's control. The common constructs lock (this), lock (typeof (MyType)), and lock ("myLock") violate this guideline: lock (this) is a problem if the instance can be accessed publicly. lock (typeof (MyType)) is a problem if MyType is publicly accessible. WebMay 20, 2010 · 16. lock (a) lock (b) { // this scope is in critical region } This could would block until the thread can acquire the lock for a. Then, with that lock acquired, it would block until the thread can acquire the lock for b. So this works as expected. However, you have to be careful not to do this somewhere else:
C# - Thread-safe bool properties using Locks vs Interlocked
WebDec 3, 2024 · The lock statement is one of the simplest and most common tools for C# developers writing multithreaded applications. It can be used to synchronize access to blocks of code, achieving thread safety by allowing only one thread at a time to execute the code in that block. WebFeb 20, 2014 · 29. You cannot lock a value type because it doesn't have a sync root record. Locking is performed by CLR and OS internals mechanisms that rely upon an object having a record that can only be accessed by a single thread at a time - sync block root. Any reference type would have: Pointer to a type. nikwax down wash where to buy
c# - Multiple lock objects necessary? - Stack Overflow
WebAug 15, 2024 · 2 Answers Sorted by: 1 Using a single lock is the safe, but potentially slow, approach. If your resources are independent, then by all means use a separate lock for each of them. If you ever need to acquire multiple locks, make sure you always acquire them in the same order to prevent the possibility of deadlock. Share Improve this answer Follow WebMar 11, 2024 · A thread can repeatedly lock the same object in a nested (reentrant) fashion: {// Do something... In the nested locking, the object is unlocked only when the outermost lock statement has exited. It is useful when one method calls another within a lock: // We still have the lock - because locks are reentrant. WebAug 2, 2012 · From the C# language reference here:. In general, avoid locking on a public type, or instances beyond your code's control. The common constructs lock (this), lock (typeof (MyType)), and lock ("myLock") violate this guideline:. lock (this) is a problem if the instance can be accessed publicly. lock (typeof (MyType)) is a problem if MyType is … ntw round rock tx