SYNCH.NESTED

When a synchronized method calls other synchronized methods on same object, it does not create synchronization problems but it does have a detrimental effect on performance. This error is reported for non-static methods.

Example 1

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     public class MyClass {
         public synchronized List getElements() {
             return internalGetElements();
         }
         synchronized List internalGetElements() {
             List list = new ArrayList();
             // calculate and return list of elements
             return list;
         }
         // ...
     }

SYNCH.NESTED is reported for line 14: Synchronized method calls another synchronized method 'internalGetElements' with the same lock held