hollow/src/main/java/com/netflix/hollow/core/index/key/HollowPrimaryKeyValueDeriver.java
public boolean keyMatches(int ordinal, Object... keys) {
        if(keys.length != fieldPathIndexes.length)
            return false;
        
        for(int i=0;i<keys.length;i++) {
            if(!keyMatches(keys[i], ordinal, i))
                return false;
        }
        
        return true;
    }
public boolean keyMatches(int ordinal, Object... keys) {
        if(keys.length != fieldPathIndexes.length)
            return false;
        
        for(int i=0;i<keys.length;i++) {
            if(!keyMatches(keys[i], ordinal, i))
                return false;
        }
        
        return true;
    }
Determine whether or not the specified ordinal contains the provided primary key value.

@param ordinal the oridinal
@param keys the primary keys
@return true if the ordinal contains the primary keys