Re: [Simple-support] Performance and time consuming issues for parsing a big XML file using Simple

[Jebarlin R. <jeb...@gm...>]

Hi Niall,

Thanks for the valuable update Niall, will wait for the next release with
this fix, which will help me for the further development.


Thanks & Regards,
Jebarlin.R


On Sat, Oct 15, 2011 at 6:43 PM, Niall Gallagher
<gal...@ya...>wrote:

> Hi,
>
> I had a chance to take a look at this using the large XML document you
> provided, and there is quite a simple fix associated with the
> ElementListUnion  that doubles the performance. There should also be less
> churn in the garbage collector. I will ensure to add this fix to the next
> release.
>
> Thanks,
> Niall
>
> ------------------------------
> *From:* Jebarlin Robertson <jeb...@gm...>
>
> *To:* Niall Gallagher <gal...@ya...>
> *Cc:* sim...@li...
> *Sent:* Wednesday, 14 September 2011 5:22 AM
>
> *Subject:* Re: [Simple-support] Performance and time consuming issues for
> parsing a big XML file using Simple
>
> Hi Niall,
>
> Thanks for the valuable response...
>
> I am not able to send the attachment and Simple mail list is not allowing
> me to attach more than 40kb file size
>
>
> After calling this line  CTDocument doc = serializer.read(CTDocument.class,
> new ByteArrayInputStream(data), false);
>
> Garbage collector is running more frequently and taking so much time to
> complete the parser....
>
> *Some sample code*
> *
> *
> @Root(name="document")
> public class CTDocument extends CTDocumentBase
> {
> @Element
>     private CTBody body;
>
>     public CTBody getBody() {
>         return body;
>     }
>
>
>     @Validate
>  public void validate() {
> System.out.println(" CTDocument @Validate ***********************");
>  }
> }
>
> public class CTDocumentBase
> {
> @Element(name="background", required=false)
>     private CTBackground background;
>
>     public CTBackground getBackground() {
>         return background;
>     }
> }
>
> public class CTBody
> {
> @ElementListUnion ( {
>  @ElementList(entry="p", inline=true, type=CTP.class, required = false),
>  @ElementList(entry="tbl", inline=true, type=CTTbl.class, required =
> false)
>  })
> List<WordXMLTagsOperation> operations;
>
> @Element(required=false)
>  private CTSectPr sectPr;
>
>  public List<WordXMLTagsOperation> getOperations() {
> return operations;
>  }
>  public CTSectPr getSectPr() {
> return sectPr;
>  }
>
>  @Validate
> public void validate() {
>  System.out.println(" CTBody @Validate ***********************");
>  }
> }
>
> public class CTP extends EGPContent implements WordXMLTagsOperation
> {
>     @Attribute(required=false)
>     private String rsidRPr;
>
>     @Attribute(required=false)
>     private String rsidR;
>
>     @Attribute(required=false)
>     private String rsidDel;
>
>     @Attribute(required=false)
>     private String rsidP;
>
>     @Attribute(required=false)
>     private String rsidRDefault;
>
>     @Element(name="pPr", required=false)
>     private CTPPr PPr;
>
>     public CTPPr getPPr() {
>         return PPr;
>     }
>     public String getRsidRPr() {
>         return rsidRPr;
>     }
>     public String getRsidR() {
>         return rsidR;
>     }
>
>     public String getRsidDel() {
>         return rsidDel;
>     }
>
>     public String getRsidP() {
>         return rsidP;
>     }
>
>     public String getRsidRDefault() {
>         return rsidRDefault;
>     }
>     @Validate
> public void validate() {
>  System.out.println(" CTP @Validate ***********************");
>  }
> }
>
> public class EGPContent
> {
>
>     @ElementListUnion({
>     @ElementList(entry="r", inline=true, type=CTR.class, required =
> false),
>     @ElementList(entry="hyperlink", inline=true, type=CTHyperlink.class,
> required = false),
>     @ElementList(entry="subDoc", inline=true, type=CTRel.class, required =
> false),
>     @ElementList(entry="customXml", inline=true,
> type=CTCustomXmlRun.class, required = false),
>     @ElementList(entry="smartTag", inline=true, type=CTSmartTagRun.class,
> required = false),
>     @ElementList(entry="fldSimple", inline=true, type=CTSimpleField.class,
> required = false),
>     @ElementList(entry="sdt", inline=true, type=CTSdtRun.class, required =
> false)
>     })
>     List<WordXMLTagsOperation> PContentList;
>
>     public  List<WordXMLTagsOperation> getOperations() {
>  return PContentList;
> }
> }
>
> I will send the remaining part in the following mail, as the Simple mailing
> list is not allowing to send more than 40kp body size
>
>
> Regards,
> Jebarlin
>
>
>


-- 
Thanks & Regards,
Jebarlin Robertson.R
GSM: 91-9538106181.