Can any one help me to solve the tricky issue here,i have set jpacontainer as datasource for vaadin combobox and also set filtering mode to it,but filtering is not working and its throws an exception here.
code:
JPAContainer personMasterContainer = new JPAContainer<>(PersonMaster.class); personMasterContainer.setEntityProvider(dataService.getPersonMasterService());
ComboBox createEntitySelect = new ComboBox(“Entity”,personMasterContainer); createEntitySelect.setContainerDataSource(personMasterContainer); createEntitySelect.setItemCaptionPropertyId(“personName”); createEntitySelect.setFilteringMode(ComboBox.FILTERINGMODE_CONTAINS);
createEntitySelect.setImmediate(true);
Exception Occured:
SEVERE: EjbTransactionUtil.handleSystemException:
The filter listener “matches” requires a constant argument.
<openjpa-2.4.0-r422266:1674604 nonfatal user error> org.apache.openjpa.persistence.ArgumentException: The filter listener "matches"requires a constant argument. at org.apache.openjpa.jdbc.kernel.exps.JDBCExpressionFactory.matches(JDBCExpressionFactory.java:276) at org.apache.openjpa.persistence.criteria.Expressions$Like.toKernelExpression(Expressions.java:1265) at org.apache.openjpa.persistence.criteria.PredicateImpl.toKernelExpression(PredicateImpl.java:166) at org.apache.openjpa.persistence.criteria.CriteriaExpressionBuilder.evalFilter(CriteriaExpressionBuilder.java:215) at org.apache.openjpa.persistence.criteria.CriteriaExpressionBuilder.getQueryExpressions(CriteriaExpressionBuilder.java:75) at org.apache.openjpa.persistence.criteria.CriteriaQueryImpl.getQueryExpressions(CriteriaQueryImpl.java:423) at org.apache.openjpa.persistence.criteria.CriteriaBuilderImpl.eval(CriteriaBuilderImpl.java:81) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.(ExpressionStoreQuery.java:763) at org.apache.openjpa.kernel.ExpressionStoreQuery.newDataStoreExecutor(ExpressionStoreQuery.java:179) at org.apache.openjpa.kernel.QueryImpl.createExecutor(QueryImpl.java:748) at org.apache.openjpa.kernel.QueryImpl.compileForDataStore(QueryImpl.java:706) at org.apache.openjpa.kernel.QueryImpl.compileForExecutor(QueryImpl.java:688) at org.apache.openjpa.kernel.QueryImpl.getOperation(QueryImpl.java:1528) at org.apache.openjpa.kernel.DelegatingQuery.getOperation(DelegatingQuery.java:123) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:268) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openjpa.persistence.QueryImpl.getSingleResult(QueryImpl.java:318) at com.vaadin.addon.jpacontainer.provider.LocalEntityProvider.doGetEntityCount(LocalEntityProvider.java:543) at com.vaadin.addon.jpacontainer.provider.LocalEntityProvider.getEntityCount(LocalEntityProvider.java:547) at sun.reflect.GeneratedMethodAccessor66.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497)