A PL/SQL block demonstrating the use of the address object
SQL>
SQL> set echo on
SQL>
SQL> CREATE OR REPLACE TYPE address AS OBJECT (
2 street_1 VARCHAR2(40),
3 street_2 VARCHAR2(40),
4 city VARCHAR2(40),
5 state_abbr VARCHAR2(2),
6 zip_code VARCHAR2(5),
7 phone_number VARCHAR2(10),
8 MEMBER PROCEDURE ChangeAddress (
9 st_1 IN VARCHAR2, st_2 IN VARCHAR2, cty IN VARCHAR2,
10 state IN VARCHAR2, zip IN VARCHAR2),
11 MEMBER FUNCTION getStreet (line_no IN number) RETURN VARCHAR2,
12 MEMBER FUNCTION getCity RETURN VARCHAR2,
13 MEMBER FUNCTION getStateAbbr RETURN VARCHAR2,
14 MEMBER FUNCTION getPostalCode RETURN VARCHAR2,
15 MEMBER FUNCTION getPhone RETURN VARCHAR2,
16 MEMBER PROCEDURE setPhone (newPhone IN VARCHAR2)
17 );
18 /
Type created.
SQL>
SQL>
SQL> CREATE OR REPLACE TYPE BODY address AS
2 MEMBER PROCEDURE ChangeAddress (
3 st_1 IN VARCHAR2, st_2 IN VARCHAR2, cty IN VARCHAR2,
4 state IN VARCHAR2, zip IN VARCHAR2) IS
5 BEGIN
6 IF (st_1 IS NULL) THEN
18 RAISE_application_error(-20001,'The new Address is invalid.');
19 ELSE
20 street_1 := st_1;
21 street_2 := st_2;
22 city := cty;
23 state_abbr := upper(state);
24 zip_code := zip;
25 END IF;
26 END;
27
28 MEMBER FUNCTION getStreet (line_no IN number)
29 RETURN VARCHAR2 IS
30 BEGIN
31 IF line_no = 1 THEN
32 RETURN street_1;
33 ELSIF line_no = 2 THEN
34 RETURN street_2;
35 ELSE
36 RETURN ' ';
37 END IF;
38 END;
39
40 MEMBER FUNCTION getCity RETURN VARCHAR2 IS
41 BEGIN
42 RETURN city;
43 END;
44
45 MEMBER FUNCTION getStateAbbr RETURN VARCHAR2 IS
46 BEGIN
47 RETURN state_abbr;
48 END;
49
50 MEMBER FUNCTION getPostalCode RETURN VARCHAR2 IS
51 BEGIN
52 RETURN zip_code;
53 END;
54
55 MEMBER FUNCTION getPhone RETURN VARCHAR2 IS
56 BEGIN
57 RETURN phone_number;
58 END;
59
60 MEMBER PROCEDURE setPhone (newPhone IN VARCHAR2) IS
61 BEGIN
62 phone_number := newPhone;
63 END;
64 END;
65 /
Type body created.
SQL>
SQL>
SQL>
SQL> set echo on
SQL> set serveroutput on
SQL>
SQL> DECLARE
2 address_1 address;
3 address_2 address;
4 address_3 address;
5 BEGIN
6 --Instantiate a new address object named address_1,
7 --and assign a copy of it to address_2.
8 address_1 := address ('2700 Peerless Road','Apt 1',
9 'Cleveland','TN','37312','4235551212');
10 address_2 := address_1;
11
12 --Change address #1
13 address_1.ChangeAddress ('2800 Peermore Road','Apt 99',
14 'Detroit','MI','48823');
15
16 --Instantiate a second object.
17 address_3 := address ('2700 Eaton Rapids Road','Lot 98',
18 'Lansing','MI','48911','5173943551');
19
20 --Now print out the attributes from each object.
21 dbms_output.put_line('Attributes for address_1:');
22 dbms_output.put_line(address_1.getStreet(1));
23 dbms_output.put_line(address_1.getStreet(2));
24 dbms_output.put_line(address_1.getCity || ' ' || address_1.getStateAbbr || ' ' || address_1.getPostalCode);
25 dbms_output.put_line(address_1.getPhone);
26
27 dbms_output.put_line('Attributes for address_2:');
28 dbms_output.put_line(address_2.getStreet(1));
29 dbms_output.put_line(address_2.getStreet(2));
30 dbms_output.put_line(address_2.getCity || ' ' || address_2.getStateAbbr || ' ' || address_2.getPostalCode);
31 dbms_output.put_line(address_2.getPhone);
32
33 dbms_output.put_line('Attributes for address_3:');
34 dbms_output.put_line(address_3.street_1);
35 dbms_output.put_line(address_3.street_2);
36 dbms_output.put_line(address_3.city || ' ' || address_3.state_abbr || ' ' || address_3.zip_code);
37 dbms_output.put_line(address_3.phone_number);
38 END;
39 /
Attributes for address_1:
2800 Peermore Road
Apt 99
Detroit MI 48823
4235551212
Attributes for address_2:
2700 Peerless Road
Apt 1
Cleveland TN 37312
4235551212
Attributes for address_3:
2700 Eaton Rapids Road
Lot 98
Lansing MI 48911
5173943551
PL/SQL procedure successfully completed.
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SQL> --
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