flink-instrumentation/workspace/flink-1.4.1-instrumented/flink-1.4.1/flink-runtime/src/main/java/org/apache/flink/runtime/state/heap/CopyOnWriteStateTable.java
/**
	 * Returns true, if an incremental rehash is in progress.
	 */
Returns true, if an incremental rehash is in progress.
Returns true if an incremental rehash is in progress .
@VisibleForTesting
	boolean isRehashing() {
		return EMPTY_TABLE != incrementalRehashTable;
	}
@ VisibleForTesting boolean isRehashing ( ) { return EMPTY_TABLE != incrementalRehashTable ; }
Returns true, if an incremental rehash is in progress.
Returns true if an incremental rehash is in progress .
// if we rehash, the secondary table is not empty