{"id":7908,"date":"2025-09-26T01:05:59","date_gmt":"2025-09-25T19:35:59","guid":{"rendered":"https:\/\/www.sapewmhelp.com\/?question=pillar-of-oop-program"},"modified":"2025-09-26T01:05:59","modified_gmt":"2025-09-25T19:35:59","slug":"pillar-of-oop-program","status":"publish","type":"question","link":"https:\/\/www.sapewmhelp.com\/?question=pillar-of-oop-program","title":{"rendered":"Pillar of OOP program"},"content":{"rendered":"

*&———————————————————————*<\/span>
\n*&\u00a0Report\u00a0\u00a0ZCLASS_TEST_DP_1<\/span>
\n*&<\/span>
\n*&———————————————————————*<\/span>
\n*&<\/span>
\n*&<\/span>
\n*&———————————————————————*<\/span><\/p>\n

REPORT\u00a0<\/span>zclass_test_dp_1.<\/span><\/p>\n

*pillars\u00a0of\u00a0oop<\/span><\/p>\n

”\u00a0abstraction\u00a0\u00a0–>\u00a0hiding\u00a0the\u00a0data.<\/span><\/p>\n

”\u00a0encapsulation\u00a0–>\u00a0variable\u00a0+\u00a0methods.\u00a0\u00a0–>\u00a0capsule\u00a0->\u00a0\u00a01\u00a0+\u00a01\u00a0==<\/span>
\n”\u00a0inheritance\u00a0–>\u00a0parent\u00a0child\u00a0relation.<\/span>
\n”\u00a0–>\u00a0child\u00a0calss\u00a0will\u00a0inherit\u00a0the\u00a0property\u00a0of\u00a0parent\u00a0class<\/span>
\n”\u00a0polymorphism<\/span>
\n”\u00a0multiple\u00a0forms\u00a0–>\u00a01\u00a0method\u00a0—\u00a0same\u00a0name\u00a0and\u00a0differe\u00a0param\u00a0parent\u00a0==>\u00a0child\u00a0class\u00a0but\u00a0with\u00a0different\u00a0paremeters.\u00a0–>\u00a0method\u00a0overriding.<\/span>
\n”\u00a0method\u00a0overloading\u00a0is\u00a0not\u00a0there\u00a0–>\u00a0same\u00a02\u00a0same\u00a0name\u00a0and\u00a0different\u00a0parameters.<\/span><\/p>\n

PARAMETERS<\/span>:\u00a0<\/span>p_num\u00a0TYPE\u00a0<\/span>i<\/span>.<\/span>
\nDATA<\/span>:\u00a0<\/span>lv_tot\u00a0TYPE\u00a0<\/span>i<\/span>.<\/span><\/p>\n

CLASS\u00a0<\/span>lcl_main\u00a0DEFINITION<\/span>.<\/span><\/p>\n

PUBLIC\u00a0<\/span>SECTION<\/span>.<\/span><\/p>\n

METHODS<\/span>:\u00a0<\/span>get_data\u00a0EXPORTING\u00a0<\/span>iv_num\u00a0TYPE\u00a0<\/span>i<\/span>.<\/span>
\nMETHODS<\/span>:\u00a0<\/span>set_data\u00a0IMPORTING\u00a0<\/span>ev_num\u00a0TYPE\u00a0<\/span>i<\/span>.<\/span><\/p>\n

PROTECTED\u00a0<\/span>SECTION<\/span>.<\/span>
\nPRIVATE\u00a0<\/span>SECTION<\/span>.<\/span>
\nDATA\u00a0<\/span>:\u00a0<\/span>lv_num1\u00a0TYPE\u00a0<\/span>i<\/span>.<\/span>
\nENDCLASS<\/span>.<\/span><\/p>\n

CLASS\u00a0<\/span>lcl_main\u00a0IMPLEMENTATION<\/span>.<\/span><\/p>\n

METHOD\u00a0<\/span>set_data.<\/span>
\nlv_num1\u00a0=\u00a0<\/span>ev_num.<\/span>
\nENDMETHOD<\/span>.<\/span><\/p>\n

METHOD\u00a0<\/span>get_data.<\/span>
\niv_num\u00a0=\u00a0<\/span>lv_num1.<\/span>
\nENDMETHOD<\/span>.<\/span><\/p>\n

ENDCLASS<\/span>.<\/span><\/p>\n

”\u00a0inheritance<\/span>
\nclass\u00a0<\/span>lcl_child\u00a0DEFINITION\u00a0<\/span>INHERITING\u00a0<\/span>FROM\u00a0<\/span>lcl_main.<\/span><\/p>\n

PUBLIC\u00a0<\/span>SECTION<\/span>.<\/span>
\nMETHODS<\/span>:\u00a0<\/span>get_data\u00a0REDEFINITION<\/span>.<\/span>
\nMETHODS<\/span>:\u00a0<\/span>set_data\u00a0REDEFINITION<\/span>.<\/span><\/p>\n

PROTECTED\u00a0<\/span>SECTION<\/span>.<\/span><\/p>\n

PRIVATE\u00a0<\/span>SECTION<\/span>.<\/span>
\ndata\u00a0<\/span>lv_child\u00a0type\u00a0<\/span>i\u00a0<\/span>value\u00a0<\/span>4<\/span>.<\/span>
\nENDCLASS<\/span>.<\/span><\/p>\n

class\u00a0<\/span>lcl_child\u00a0IMPLEMENTATION<\/span>.<\/span><\/p>\n

method\u00a0<\/span>get_Data.\u00a0<\/span>”\u00a0method\u00a0overriding<\/span>
\n*\u00a0\u00a0\u00a0\u00a0ev_tot\u00a0=\u00a0iv_num\u00a0+\u00a0iv_num2.<\/span>
\n”\u00a0child\u00a0will\u00a0gor\u00a0the\u00a0child\u00a0methods\u00a0first\u00a0then\u00a0to\u00a0parent\u00a0method.<\/span>
\nsuper-><\/span>get_data(\u00a0<\/span>IMPORTING\u00a0<\/span>iv_num\u00a0=\u00a0<\/span>iv_num\u00a0)<\/span>.\u00a0<\/span>”\u00a0way\u00a0to\u00a0calling\u00a0the\u00a0parent\u00a0method<\/span>
\nENDMETHOD<\/span>.<\/span><\/p>\n

method\u00a0<\/span>set_Data.<\/span>
\n*\u00a0\u00a0\u00a0\u00a0ev_tot\u00a0=\u00a0iv_num\u00a0+\u00a0iv_num2.<\/span>
\n”\u00a0child\u00a0will\u00a0gor\u00a0the\u00a0child\u00a0methods\u00a0first\u00a0then\u00a0to\u00a0parent\u00a0method.<\/span>
\nsuper-><\/span>set_data(\u00a0<\/span>EXPORTING\u00a0<\/span>ev_num\u00a0=\u00a0<\/span>ev_num\u00a0\u00a0)<\/span>.\u00a0<\/span>”\u00a0way\u00a0to\u00a0calling\u00a0the\u00a0parent\u00a0method<\/span>
\nENDMETHOD<\/span>.<\/span>
\nENDCLASS<\/span>.<\/span><\/p>\n

START-OF-SELECTION<\/span>.<\/span>
\nDATA<\/span>(<\/span>lo_obj)\u00a0<\/span>=\u00a0<\/span>NEW\u00a0<\/span>lcl_main(\u00a0<\/span>)<\/span>.<\/span>
\nDATA<\/span>(<\/span>lo_obj_child)\u00a0<\/span>=\u00a0<\/span>NEW\u00a0<\/span>lcl_child(\u00a0<\/span>)<\/span>.<\/span><\/p>\n

lo_obj_child-><\/span>set_data(<\/span>
\nEXPORTING<\/span>
\nev_num\u00a0=\u00a0<\/span>p_num\u00a0)<\/span>.<\/span>
\nlo_obj_child-><\/span>get_data(<\/span>
\nIMPORTING<\/span>
\niv_num\u00a0=\u00a0<\/span>lv_tot
\n)<\/span>.<\/span><\/p>\n

WRITE\u00a0<\/span>:\u00a0<\/span>lv_tot.<\/span>
\n<\/span><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","question-category":[174],"question_tags":[178,168,438,177],"class_list":["post-7908","question","type-question","status-publish","hentry","question-category-ooabap","question_tags-abap","question_tags-ooabap","question_tags-pillars-of-oop","question_tags-sap"],"_links":{"self":[{"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=\/wp\/v2\/question\/7908","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=\/wp\/v2\/question"}],"about":[{"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=\/wp\/v2\/types\/question"}],"author":[{"embeddable":true,"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7908"}],"wp:attachment":[{"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7908"}],"wp:term":[{"taxonomy":"question-category","embeddable":true,"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fquestion-category&post=7908"},{"taxonomy":"question_tags","embeddable":true,"href":"https:\/\/www.sapewmhelp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fquestion_tags&post=7908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}