@Override
        public OutputStream getChildOutputStream(final String type) {
            final InternalTarget childTarget = getChild(type);
            if (childTarget != null) {
                return childTarget.getOutputStream();
            }
            return null;
        }
Gets the output stream for this stream target.
stroom-data/stroom-data-store-mock/src/main/java/stroom/data/store/mock/MockStore.java