Class: Orasaurus::SqlTeardownGenerator

Inherits:
Generator
  • Object
show all
Defined in:
lib/orasaurus/generator.rb

Instance Attribute Summary

Attributes inherited from Generator

#build_list, #name, #output_file_name, #output_path

Instance Method Summary collapse

Methods inherited from Generator

#full_output_file_name, #initialize

Constructor Details

This class inherits a constructor from Orasaurus::Generator

Instance Method Details

#generate ⇒ Object 



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# File 'lib/orasaurus/generator.rb', line 82

def generate
  
  if @build_list.empty? then
    puts "nothing in build list. no need for build file."
  else
          
    teardown_template = %q{
  SET	 SERVEROUTPUT ON
  SET DEFINE OFF
  SPOOL teardown.log

  DECLARE
    CURSOR cur_drop_list
    IS
      SELECT *
      FROM USER_OBJECTS
      WHERE OBJECT_NAME IN ( <%=@sql_in_clause%> )
      AND OBJECT_TYPE != 'PACKAGE BODY';
    x BOOLEAN := FALSE;    
  BEGIN
    DBMS_OUTPUT.PUT_LINE( 'starting work' );
    FOR i IN cur_drop_list LOOP
      x := TRUE;
      BEGIN
        EXECUTE IMMEDIATE 'DROP '||i.object_type||' '||i.object_name||' CASCADE CONSTRAINTS';
        DBMS_OUTPUT.PUT_LINE( 'DROPPED '||i.object_name );
      EXCEPTION
        WHEN OTHERS THEN
          DBMS_OUTPUT.PUT_LINE( 'WHILE DROPPING '||i.object_type||' '||i.object_name );
          DBMS_OUTPUT.PUT_LINE( SUBSTR( SQLERRM, 1, 255 ) );
      END;
    END LOOP;
    IF NOT x THEN
      DBMS_OUTPUT.PUT_LINE( 'NOTHING FOUND TO DROP' );
    END IF;
    DBMS_OUTPUT.PUT_LINE( 'completed successfully' );  
  END;
  /

  EXIT
  /
  }			

    sql_in_clause = ""
    @build_list.each do |i|
      if i == build_list.first then
        sql_in_clause.concat( "'" + i.chomp( File.extname( i ) ).upcase + "'" )
      else
        sql_in_clause.concat( ", '" + i.chomp( File.extname( i ) ).upcase + "'" ) 
      end
    end

    script_contents = ERB.new( teardown_template, nil, ">" ).result(binding)
    script_file = File.new( full_output_file_name, "w" )
    script_file.print( script_contents )
    puts "creating " + full_output_file_name
    script_file.close
  end
end