short python jasperreport integration example
Python, 88 lines
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# -*- coding: utf-8 -*-
"""
JasperReports wrapper:
"""
import jpype
JVMPath= jpype.getDefaultJVMPath()
pathToJRLibs= "c:\\Program Files\\jasperserver-3.0\\apache-tomcat\\webapps\\jasperserver\\WEB-INF\\lib\\"
JasperCompileManager= JasperFillManager= JasperExportManager= None
JRPdfExporter= JRRtfExporter= JRHtmlExporter= JRXlsExporter= None
JRExporterParameter= JRPdfExporterParameter= JRXlsExporterParameter= None
JRLoader= JRParameter= JRXmlDataSource= JRXPathQueryExecuterFactory= JRXmlUtils= None
def startJVM():
global JasperCompileManager, JasperFillManager, JasperExportManager, \
JRPdfExporter, JRRtfExporter, JRHtmlExporter, JRXlsExporter, \
JRExporterParameter, JRPdfExporterParameter, JRrtfExporterParameter, JRXlsExporterParameter, \
JRLoader, JRParameter,JRXmlDataSource, JRXPathQueryExecuterFactory, JRXmlUtils
_jvmArgs = ["-ea"] # enable assertions
_jvmArgs.append("-Djava.ext.dirs=%s" % pathToJRLibs)
jpype.startJVM(JVMPath, *_jvmArgs)
#
JasperCompileManager= jpype.JClass("net.sf.jasperreports.engine.JasperCompileManager")
JasperFillManager= jpype.JClass("net.sf.jasperreports.engine.JasperFillManager")
JasperExportManager= jpype.JClass("net.sf.jasperreports.engine.JasperExportManager")
JRPdfExporter= jpype.JClass("net.sf.jasperreports.engine.export.JRPdfExporter")
JRRtfExporter= jpype.JClass("net.sf.jasperreports.engine.export.JRRtfExporter")
JRHtmlExporter= jpype.JClass("net.sf.jasperreports.engine.export.JRHtmlExporter")
JRXlsExporter= jpype.JClass("net.sf.jasperreports.engine.export.JRXlsExporter")
#
JRParameter= jpype.JClass("net.sf.jasperreports.engine.JRParameter")
JRExporterParameter= jpype.JClass("net.sf.jasperreports.engine.JRExporterParameter")
JRPdfExporterParameter= jpype.JClass("net.sf.jasperreports.engine.export.JRPdfExporterParameter")
JRXlsExporterParameter= jpype.JClass("net.sf.jasperreports.engine.export.JRXlsExporterParameter")
JRLoader= jpype.JClass("net.sf.jasperreports.engine.util.JRLoader")
JRXmlDataSource=jpype.JClass("net.sf.jasperreports.engine.data.JRXmlDataSource")
JRXPathQueryExecuterFactory=jpype.JClass("net.sf.jasperreports.engine.query.JRXPathQueryExecuterFactory")
JRXmlUtils=jpype.JClass("net.sf.jasperreports.engine.util.JRXmlUtils")
#:
def shutdownJVM():
jpype.shutdownJVM()
#
def JasperReports(jrxml,connection,parameters, report):
def JDBCconnection(conpars):
jdbcDriver= jpype.JClass(conpars[0])
dm= jpype.JClass("java.sql.DriverManager")
conn= dm.getConnection(conpars[1], conpars[2], conpars[3])
conn.setAutoCommit(jpype.JBoolean(False))
return conn
#}def JDBCconnection
s1= '.'.join(jrxml.split('.')[:-1])
output= parameters["output"]
jasper= "%s.jasper" % s1
jrprint= "%s.jrprint" % s1
#
JasperCompileManager.compileReportToFile(jrxml,jasper)
#
jdbc= JDBCconnection(connection)
jasperParameters= jpype.JClass("java.util.HashMap")()
if output in ['xls']:#,'html']:
jasperParameters.put(JRParameter.IS_IGNORE_PAGINATION, True)
for item in parameters.keys():
jasperParameters.put(item, parameters[item].decode("utf-8"))
JasperFillManager.fillReportToFile(jasper, jrprint, jasperParameters, jdbc)
#
if output=="pdf":
exporter = JRPdfExporter()
exporter.setParameter(JRPdfExporterParameter.IS_CREATING_BATCH_MODE_BOOKMARKS, True)
elif output=="rtf":
exporter= JRRtfExporter()
#
elif output=="xls":
exporter= JRXlsExporter()
exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, True);
elif output=="html":
exporter= JRHtmlExporter()
else:
return
exporter.setParameter(JRExporterParameter.INPUT_FILE_NAME, jrprint)
exporter.setParameter(JRExporterParameter.OUTPUT_FILE_NAME, report)
exporter.exportReport()
# ------------------------------------------------------------------------------------------
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