net.sf.jasperreports.engine.JRException: Errors were encountered when compiling report expressions class file: 1. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getValue()), ((java.lang.String)field_c_celular.getValue()), ((java.lang.String)field_c_fax.getValue()), ((java.lang.String)field_c_email.getValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 2. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getOldValue()), ((java.lang.String)field_c_celular.getOldValue()), ((java.lang.String)field_c_fax.getOldValue()), ((java.lang.String)field_c_email.getOldValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 3. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getValue()), ((java.lang.String)field_c_celular.getValue()), ((java.lang.String)field_c_fax.getValue()), ((java.lang.String)field_c_email.getValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 3 errors .

Stack Overflow | Beto Neto | 4 months ago
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    Use lambda expressions inside TextField expression in Jaspersoft Studio 6.3

    Stack Overflow | 4 months ago | Beto Neto
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    net.sf.jasperreports.engine.JRException: Errors were encountered when compiling report expressions class file: 1. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)field_method.getValue()))).getTotalsGraph()); //$JR_EXPR_ID=12$ <------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 2. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)parameter_TEST_CLASS_NAME.getValue()))).getTotalsGraph()); //$JR_EXPR_ID=17$ <-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 3. Cannot cast from BigDecimal to String value = (java.lang.String)(((org.easetech.easytest.reports.data.DurationBean)((java.util.Map)field_testItemDurationsMap.getValue()).get(((java.lang.String)field_method.getValue()))).getRoundedMsDifference()); //$JR_EXPR_ID=29$ <-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 4. Cannot cast from Date to String value = (java.lang.String)(new java.util.Date()); //$JR_EXPR_ID=32$ <--------------------------------------> 5. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)field_method.getOldValue()))).getTotalsGraph()); //$JR_EXPR_ID=12$ <---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 6. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)parameter_TEST_CLASS_NAME.getValue()))).getTotalsGraph()); //$JR_EXPR_ID=17$ <-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 7. Cannot cast from BigDecimal to String value = (java.lang.String)(((org.easetech.easytest.reports.data.DurationBean)((java.util.Map)field_testItemDurationsMap.getOldValue()).get(((java.lang.String)field_method.getOldValue()))).getRoundedMsDifference()); //$JR_EXPR_ID=29$ <-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 8. Cannot cast from Date to String value = (java.lang.String)(new java.util.Date()); //$JR_EXPR_ID=32$ <--------------------------------------> 9. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)field_method.getValue()))).getTotalsGraph()); //$JR_EXPR_ID=12$ <------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 10. Cannot cast from BufferedImage to String value = (java.lang.String)(((org.easetech.easytest.reports.data.ReportTotalsBean)((java.util.Map)parameter_REPORT_PARAMETERS_MAP.getValue()).get(((java.lang.String)parameter_TEST_CLASS_NAME.getValue()))).getTotalsGraph()); //$JR_EXPR_ID=17$ <-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 11. Cannot cast from BigDecimal to String value = (java.lang.String)(((org.easetech.easytest.reports.data.DurationBean)((java.util.Map)field_testItemDurationsMap.getValue()).get(((java.lang.String)field_method.getValue()))).getRoundedMsDifference()); //$JR_EXPR_ID=29$ <-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------> 12. Cannot cast from Date to String value = (java.lang.String)(new java.util.Date()); //$JR_EXPR_ID=32$ <--------------------------------------> 12 errors

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    Root Cause Analysis

    1. net.sf.jasperreports.engine.JRException

      Errors were encountered when compiling report expressions class file: 1. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getValue()), ((java.lang.String)field_c_celular.getValue()), ((java.lang.String)field_c_fax.getValue()), ((java.lang.String)field_c_email.getValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 2. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getOldValue()), ((java.lang.String)field_c_celular.getOldValue()), ((java.lang.String)field_c_fax.getOldValue()), ((java.lang.String)field_c_email.getOldValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 3. Lambda expressions are allowed only at source level 1.8 or above value = "Contato: " + Arrays.asList(((java.lang.String)field_c_telefone.getValue()), ((java.lang.String)field_c_celular.getValue()), ((java.lang.String)field_c_fax.getValue()), ((java.lang.String)field_c_email.getValue())).stream().filter(i -> i != null).collect(java.util.stream.Collectors.joining(" / ")); //$JR_EXPR_ID=22$ <------------> 3 errors .

      at net.sf.jasperreports.engine.design.JRAbstractCompiler.compileReport()
    2. JasperReports
      JRAbstractCompiler.compileReport
      1. net.sf.jasperreports.engine.design.JRAbstractCompiler.compileReport(JRAbstractCompiler.java:206)
      1 frame
    3. net.sf.jasperreports
      JasperReportsBuilder.compileJRXML
      1. net.sf.jasperreports.eclipse.builder.JasperReportCompiler.compileReport(JasperReportCompiler.java:294)
      2. net.sf.jasperreports.eclipse.builder.JasperReportCompiler.compileReport(JasperReportCompiler.java:146)
      3. net.sf.jasperreports.eclipse.builder.JasperReportsBuilder.compileJRXML(JasperReportsBuilder.java:220)
      3 frames
    4. com.jaspersoft.studio
      CompileAction$1.run
      1. com.jaspersoft.studio.editor.action.CompileAction.actionCompile(CompileAction.java:142)
      2. com.jaspersoft.studio.editor.action.CompileAction$1.run(CompileAction.java:93)
      2 frames
    5. Eclipse Jobs
      Worker.run
      1. org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
      1 frame