@Override
    public Set<Method> getMethodImports() {
        return Collections.unmodifiableSet(methodImports);
    }
Simple implementation of the {@link ImportCustomizer} which allows direct setting of all the different import types.

@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/jsr223/DefaultImportCustomizer.java