Generate PDF in Sourcing through concurrent request,在EBS java并发中调用指定am的方法

package oracle.apps.pon.printing.cp;

import java.io.InputStream;
import java.io.FileOutputStream;
import oracle.jbo.domain.BlobDomain;
import oracle.apps.fnd.cp.request.CpContext;
import oracle.apps.fnd.cp.request.LogFile;
import oracle.apps.fnd.cp.request.OutFile;
import oracle.apps.fnd.cp.request.ReqCompletion;
import oracle.apps.fnd.util.ParameterList;
import oracle.apps.fnd.util.NameValueType;
import oracle.apps.fnd.framework.OAApplicationModuleFactory;
import oracle.apps.fnd.framework.server.OADBTransaction;
import oracle.apps.fnd.framework.server.OAApplicationModuleImpl;
import oracle.apps.pon.printing.server.SourcingPrintingAMImpl; /**
* This class is a JavaConcurrentProgram to generate a Sourcing Negotiation
* PDF event from the ConcurrentRequest utility rather than from the webpage.
*
* This tool allows sourcing events to be printed before they are published to
* the suppliers so they may be reviewed by the team without the need to create
* multiple revisions to the event before publishing.
*/
public class GenerateNegotiationPdfCp
implements oracle.apps.fnd.cp.request.JavaConcurrentProgram
{
//class level variables
public static String sourcingPrintingAmName =
"oracle.apps.pon.printing.server.SourcingPrintingAM";
private LogFile m_appsLogFile; /**
* Default Constructor, does nothing
*/
public GenerateNegotiationPdfCp()
{
}//End of constructor GenerateNegotiationPdfCp() /**
* Main entry point for the application. This will accept the conext
* and run the tools needed to generate a PDF of a sourcing negotiation
*/
public void runProgram(CpContext cpContext)
{
//Local variables
OutFile out = cpContext.getOutFile();
m_appsLogFile = cpContext.getLogFile();
ReqCompletion lRC = cpContext.getReqCompletion();
BlobDomain pdf = null;
Integer rfxId = null; //Grad the P_SOURCING_EVENT_ID catagory from the Concurrent context
ParameterList list = cpContext.getParameterList();
m_appsLogFile.writeln("Retrieving P_SOURCING_EVENT_ID parameter", LogFile.STATEMENT);
try
{
while(list.hasMoreElements())
{
NameValueType namevaluetype = list.nextParameter();
if(namevaluetype.getName().equalsIgnoreCase("P_SOUCING_EVENT_ID"))
{
String val = namevaluetype.getValue();
if(val != null)
{
rfxId = new Integer(Integer.parseInt(val));
}
}
}
}
catch(Exception ex)
{
m_appsLogFile.writeln("The following error occured while retrieving "
+ "the P_SOURCING_EVENT_ID parameter " + ex.getMessage(), LogFile.ERROR);
lRC.setCompletion(ReqCompletion.ERROR,
"Failed to get P_SOURCING_EVENT_ID parameter");
return;
} //Call getNegotiationPdf(string, string, string, string, Boolean)
m_appsLogFile.writeln("Retrieving PDF file", LogFile.STATEMENT);
try
{
/**
* Get the BlobDomain so we can write it to the output file
*/
SourcingPrintingAMImpl pdflib = (SourcingPrintingAMImpl)getSourcingAppModule(cpContext);
OADBTransaction trans = pdflib.getOADBTransaction();
String clientTimeZone = trans.getProfile("CLIENT_TIMEZONE_ID");
String serverTimeZone = trans.getProfile("SERVER_TIMEZONE_ID");
String dateFormat = trans.getProfile("ICX_DATE_FORMAT_MASK");
pdf = pdflib.getNegotiationPdf(rfxId.toString(), clientTimeZone, serverTimeZone, dateFormat, new Boolean(true));
}
catch(Exception ex)
{
m_appsLogFile.writeln("The following error occured while retrieving the "
+ "PDF from BI Publisher: " + ex.getMessage(), LogFile.ERROR);
lRC.setCompletion(ReqCompletion.ERROR,
"Failed to get PDF from BI Publisher parameter");
return;
} //Write the PDF to the output file 2k at a time
m_appsLogFile.writeln("Writting the PDF to the output file", LogFile.STATEMENT);
try
{
InputStream iStream = pdf.getBinaryStream();
FileOutputStream oStream = new FileOutputStream(out.getFileName(), false);
byte[] buff = new byte[2048];
int count;
while((count = iStream.read(buff)) >= 0)
{
oStream.write(buff, 0, count);
}
iStream.close();
oStream.flush();
oStream.close();
lRC.setCompletion(ReqCompletion.NORMAL, "SUCCESS!");
}
catch(Exception ex)
{
m_appsLogFile.writeln("Failed to write PDF to output file ["
+ out.getFileName()
+ "] with the following error: " + ex.getMessage(), LogFile.ERROR);
lRC.setCompletion(ReqCompletion.ERROR,
"Failed writing to the output file");
return;
} }//End of method runProgram(CpConext) /**
* This method uses the OAApplicationModuleFactory to create an instance of
* an Oracle Application Implimentation Module factory. The current context
* of the ConcurrentRequest program is sent along so the Application Module
* can initialize properly.
*/
protected OAApplicationModuleImpl getSourcingAppModule(CpContext cpcontext)
{
OAApplicationModuleImpl oaapplicationmoduleimpl =
(OAApplicationModuleImpl)
OAApplicationModuleFactory.createRootOAApplicationModule(
cpcontext, sourcingPrintingAmName);
return oaapplicationmoduleimpl;
}//End of getSourcingAppModule(CpContext) }//End of class GenerateNegotiationPdfCp

其中最重要的方法便是在请求中调用AM。

SourcingPrintingAMImpl pdflib = (SourcingPrintingAMImpl)getSourcingAppModule(cpContext);
protected OAApplicationModuleImpl getSourcingAppModule(CpContext cpcontext)
{
OAApplicationModuleImpl oaapplicationmoduleimpl =
(OAApplicationModuleImpl)
OAApplicationModuleFactory.createRootOAApplicationModule(
cpcontext, sourcingPrintingAmName);
return oaapplicationmoduleimpl;
}//End of getSourcingAppModule(CpContext)

参考资料:

Generate PDF in Sourcing through concurrent request

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