module bar {
    yang-version 1;
    namespace "urn:opendaylight.bar";
    prefix "bar";

    organization "opendaylight";
    contact "http://www.opendaylight.org/";
    description "This model define custom type definitions";

    revision "2013-07-03" {
        reference " WILL BE DEFINED LATER";
    }

    typedef int32-ext1 {
        type int32 {
            range "2..20";
        }
    }

    typedef int32-ext2 {
        type int32-ext1 {
            range "3..9|11..max";
        }
        units "mile";
        default "11";
    }

    typedef string-ext1 {
        type string {
            pattern "[a-k]*";
            length "5..11";
        }
    }

    typedef string-ext2 {
        type string-ext1 {
            length "6..10";
        }
    }

    typedef string-ext3 {
        type string-ext2 {
            pattern "[b-u]*";
        }
    }

    typedef string-ext4 {
        type string-ext3 {
            pattern "[e-z]*";
        }
    }

    typedef invalid-string-pattern {
        type string {
            pattern "[[A-1*-%22!^^}";
        }
    }

    typedef multiple-pattern-string {
        type string {
            pattern "[[A-1*-%22!^^}";
            pattern "[e-z]*";
        }
    }

    typedef my-decimal-type {
        type decimal64 {
            fraction-digits 6;
        }
    }

    typedef my-union {
        type union {
            type int16 {
                range "1..100";
            }
            type int32;
        }
    }

    typedef my-union-ext {
        type my-union;
    }

    typedef nested-union2 {
        type union {
            type my-union-ext;
            type string;
        }
    }

    container interfaces {
        grouping ifEntry {
            container augment-holder;
        }
        list ifEntry {
            key "ifIndex";

            leaf ifIndex {
                type uint32;
                units minutes;
            }

            leaf ifMtu {
                type int32;
            }

            min-elements 1;
            max-elements 11;
        }
    }

    extension opendaylight {
        argument "name" {
            yin-element "true";
        }
    }

}