presto-main/src/main/java/io/prestosql/sql/gen/JoinFilterFunctionCompiler.java/JoinFilterFunctionCompiler/compileJoinFilterFunction
class JoinFilterFunctionCompiler:    public JoinFilterFunctionFactory compileJoinFilterFunction(RowExpression filter, int leftBlocksSize)
    {
        return joinFilterFunctionFactories.getUnchecked(new JoinFilterCacheKey(filter, leftBlocksSize));
    }