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Top Forums UNIX for Dummies Questions & Answers How to delete blank line/s before and after a search pattern? Post 302969540 by newbie_01 on Wednesday 23rd of March 2016 10:21:38 PM
Old 03-23-2016
How to delete blank line/s before and after a search pattern?

Hi,

Test file x.txt below. This file is generated by a program that I unfortunately do not have control on how it gets presented/generated.

Code:
create PACKAGE "XXX_INTERFACE_DEFECT_RPT_TEST" is

TYPE refCursor IS REF CURSOR;

Function queryRecords (
  p_status varchar2,
...
...
...
) return refCursor;

Function getQueryRecords(
...
...
...

ALTER PACKAGE "XXX"."XXX_INTERFACE_DEFECT_RPT_TEST"
  COMPILE SPECIFICATION
    PLSQL_OPTIMIZE_LEVEL=  2
    PLSQL_CODE_TYPE=  INTERPRETED
    PLSQL_DEBUG=  FALSE    PLSCOPE_SETTINGS=  'IDENTIFIERS:NONE'


 REUSE SETTINGS TIMESTAMP '2015-06-24 23:45:01'

/

ALTER PACKAGE "XXX"."XXX_INTERFACE_PRODUCTION_WO"
  COMPILE SPECIFICATION
    PLSQL_OPTIMIZE_LEVEL=  2
    PLSQL_CODE_TYPE=  INTERPRETED
    PLSQL_DEBUG=  FALSE    PLSCOPE_SETTINGS=  'IDENTIFIERS:NONE'

 REUSE SETTINGS TIMESTAMP '2015-06-24 23:45:17'
/


ALTER PACKAGE "XXX"."XXX_INTERFACE_PRODUCTION_WO"
  COMPILE SPECIFICATION
    PLSQL_OPTIMIZE_LEVEL=  2
    PLSQL_CODE_TYPE=  INTERPRETED
    PLSQL_DEBUG=  FALSE    PLSCOPE_SETTINGS=  'IDENTIFIERS:NONE'
 REUSE SETTINGS TIMESTAMP '2015-06-24 23:45:17'

/

-- new object type path: SCHEMA_EXPORT/PACKAGE/PACKAGE_BODY
CREATE PACKAGE BODY "XXX_MORE_HERE" wrapped
...
...
...

What I am wanting to do is below:
  • Replace any line that starts with create to be create or replace.
  • Search for the REUSE SETTINGS TIMESTAMP string and delete all the blank lines that precedes it and any blank lines after it.
At the moment, I am deleting all blank lines using
Code:
sed 's/CREATE/CREATE or REPLACE/ig' x.txt | sed '/^$/d'

The main reason I am wanting to retain some of the blank lines is for clarify and to make it easier reading the code.

While deleting all the blank lines work, it makes it difficult to read the generated code. Not removing the blank lines in the REUSE SETTINGS section gives error when running the SQL script.

If I can't use sed/awk to do what's required maybe I should be write some sort of cleansing script? Smilie

Any advice much appreciated. Thanks in advance.
 

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Test::Inline::Content(3pm)				User Contributed Perl Documentation				Test::Inline::Content(3pm)

NAME
Test::Inline::Content - Test::Inline 2 Content Handlers DESCRIPTION
One problem with the initial versions of Test::Inline 2 was the method by which it generated the script contents. "Test::Inline::Content" provides a basic API by which more sophisticated extensions can be written to control the content of the generated scripts. METHODS
new A default implementation of the "new" method is provided that takes no parameters and creates a default (empty) object. Returns a new "Test::Inline::Content" object. process $Inline $Script The "process" method does the work of generating the script content. It takes as argument the parent Test::Inline object, and the completed Test::Inline::Script object for which the file is to be generated. The default implementation returns only an empty script that dies with an appropriate error message. Returns the content of the script as a string, or "undef" on error. SUPPORT
See the main SUPPORT section. AUTHOR
Adam Kennedy <adamk@cpan.org>, <http://ali.as/> COPYRIGHT
Copyright 2004 - 2010 Adam Kennedy. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. The full text of the license can be found in the LICENSE file included with this module. perl v5.12.4 2010-11-22 Test::Inline::Content(3pm)
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