sPFFramework/src/main/java/it/polimi/spf/framework/SPF.java
public void sendSearchSignal(String queryId, String query) {
        mMiddleware.sendSearchSignal(getUniqueIdentifier(), queryId, query);
    }
public void sendSearchSignal(String queryId, String query) {
        mMiddleware.sendSearchSignal(getUniqueIdentifier(), queryId, query);
    }
TODO this class should handle only components life-cycle move search primitives elsewhere