hollow/src/main/java/com/netflix/hollow/core/read/filter/HollowFilterConfig.java
public void addField(String type, String objectField) {
        ObjectFilterConfig typeConfig = specifiedFieldConfigs.get(type);
        if(typeConfig == null) {
            typeConfig = new ObjectFilterConfig();
            specifiedFieldConfigs.put(type, typeConfig);
        }
        typeConfig.addField(objectField);
    }
public void addField(String type, String objectField) {
        ObjectFilterConfig typeConfig = specifiedFieldConfigs.get(type);
        if(typeConfig == null) {
            typeConfig = new ObjectFilterConfig();
            specifiedFieldConfigs.put(type, typeConfig);
        }
        typeConfig.addField(objectField);
    }
Add an individual field from an OBJECT schema.  This field will be either
excluded or included, depending on whether this is an exclude or include filter, respectively.

@param type The OBJECT type from the data model
@param objectField The field in the specified type to either include or exclude.