public synchronized void setIncrementalPersistenceStore(IncrementalPersistenceStore incrementalPersistenceStore) {
        if (persistenceStore != null) {
            throw new PersistenceStoreException("Only one type of persistence store can exist." +
                    " Persistence store '" + persistenceStore.getClass().getName() + "' already registered!");
        }
        this.incrementalPersistenceStore = incrementalPersistenceStore;
    }
Context information holder associated with {@link SiddhiManager}
modules/siddhi-core/src/main/java/io/siddhi/core/config/SiddhiContext.java