Parse xml in shell script and extract records with specific condition


 
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Old 04-01-2015
Parse xml in shell script and extract records with specific condition

Hi

I have xml file with multiple records and would like to extract records from xml with specific condition if specific tag is present extract entire row otherwise skip .


Code:
<logentry revision="21510">
<author>mantest</author>
<date>2015-02-27</date>
<QC_ID>334566</QC_ID>
<Rally_ID>US45620</Rally_ID>
<Description>SYNC-Stop Sync </Description>
<HP_Code_ReviewID>399</HP_Code_ReviewID>
<Deployment_Change_Needed></Deployment_Change_Needed>
<Deployment_Change_Description></Deployment_Change_Description>
</logentry>
<logentry revision="21511">
<author>poo test</author>
<date>2015-03-02</date>
<QC_ID></QC_ID>
<Rally_ID>45630</Rally_ID>
<Description> Update acquireRetryAttempt value </Description>
<HP_Code_ReviewID>622</HP_Code_ReviewID>
<Deployment_Change_Needed> Yes</Deployment_Change_Needed>
<Deployment_Change_Description> Update  Appconfig</Deployment_Change_Description>
</logentry>

From above when there QC_ID is null would like to extract entire record otherwise skip.

from the above sample input we should be able to see only second record as output .

any help appreciated
 
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