Hi,

I try to upload an apex class from the sandbox to the prod. and receiving following error:

System.NullPointerException: Attempt to de-reference a null object
Stack Trace: Class.ClsApplicationTrainingRequestController.getPickValues: line 57, column 1 Class.ClsAppTrainRequestController_Test.myUnitTest: line 52, column 1

The person who has created the custom code has left the company years ago and I have no apex skills. Can anyone please help me with this?

Apex Class

public class ClsApplicationTrainingRequestController {

    public Application_Training_Request__c appRequest {get;set;}
    public Id trainRecordType;
    
    public ClsApplicationTrainingRequestController(ApexPages.StandardController stdController){
        Id oppyId = System.currentPageReference().getParameters().get('oppyId');
        Opportunity oppy = [Select OwnerId,AccountId,Market_sub_Segment__c,Market_Segment__c,Id,Business_Unit__c,BNG_Strategic_Market__c 
                        From Opportunity where id=:oppyId];
        appRequest = new Application_Training_Request__c();
        if(oppyId != null){
            appRequest.opportunity_name__c = oppyId;
            //appRequest.market_segment__c = oppy.market_segment__c;
            //appRequest.market_subsegment__c = oppy.market_sub_segment__c;
            appRequest.business_unit__c = oppy.business_unit__c;
            appRequest.opportunity_owner__c = oppy.ownerid;
            //appRequest.bng_strategic_market__c = oppy.bng_strategic_market__c;
            appRequest.account_name__c = oppy.accountid;    
            
            List<OpportunityCompetitor> oppyCompetitorList = [SELECT OpportunityId, Id, CompetitorName FROM OpportunityCompetitor 
                        where OpportunityId =:oppyId];
            String competitors = '';
            Map<String,String> resutlMap = new Map<String,String>();
            System.debug('---oppyCompetitorList');
            for(OpportunityCompetitor oppyComp : oppyCompetitorList){
                System.debug(resutlMap + '---resutlMap' + oppyComp.competitorname);
                if(!resutlMap.containsKey(oppyComp.competitorname)){
                    if(competitors != ''){
                        competitors += ';'; 
                    }
                    competitors += oppyComp.competitorname; 
                    resutlMap.put(oppyComp.competitorname,oppyComp.competitorname);
                    System.debug(competitors + '----' + oppyComp.competitorname);
                }
            }
            appRequest.competitor__c = competitors;
        }
    }
    
    public List<RecordType> getRecordTypeList(){
        List<RecordType> recordList = [Select Name,Id,Description,developername From RecordType where SobjectType='Application_Training_Request__c'];
        for(RecordType rt : recordList){
            if('Training_Request'.equals(rt.developername)){
                trainRecordType = rt.id;    
            }
        }
        return recordList;
    }
    public List<selectOption> getPickValues(Sobject object_name, String field_name, String first_val) {
        List<selectOption> options = new List<selectOption>(); //new list for holding all of the picklist options
        if (first_val != null) { //if there is a first value being provided
           options.add(new selectOption(first_val, first_val)); //add the first option
        }
        Schema.sObjectType sobject_type = object_name.getSObjectType(); //grab the sobject that was passed
        Schema.DescribeSObjectResult sobject_describe = sobject_type.getDescribe(); //describe the sobject
        Map<String, Schema.SObjectField> field_map = sobject_describe.fields.getMap(); //get a map of fields for the passed sobject
        List<Schema.PicklistEntry> pick_list_values = field_map.get(field_name).getDescribe().getPickListValues(); //grab the list of picklist values for the passed field on the sobject
        for (Schema.PicklistEntry a : pick_list_values) { //for all values in the picklist list
                      
             options.add(new selectOption(a.getValue(), a.getLabel())); //add the value and label to our final list
        }
        System.debug('--options' + options);
        return options; //return the List
        
    }

    public PageReference saveRequest(){
        try{
            system.debug('www saveRequet appRequest : ' + appRequest);
            if(appRequest.recordtypeid != trainRecordType){
                //appRequest.request_type__c = 'Sample Analysis';
                //appRequest.permission_on_sample_preparation__c = 'permitted';
                //appRequest.sample_status_indicator__c = 'received';
            }
            insert appRequest;
            System.debug('--appRequest---' + appRequest);
            PageReference requestPage = new ApexPages.StandardController(appRequest).view();
            requestPage.setRedirect(true);
            return requestPage;
        }catch(Exception ex){
            ApexPages.addMessage(new ApexPages.message(ApexPages.severity.Error, ex.getStackTraceString()));
            ApexPages.addMessage(new ApexPages.message(ApexPages.severity.Error, ex.getMessage()));
            System.debug('Method---:saveRequest-- linenumber :' + ex.getLineNumber() + '---message:' + ex.getMessage());
            return null;
        }
    }
}

Test Class

/**
 * This class contains unit tests for validating the behavior of Apex classes
 * and triggers.
 *
 * Unit tests are class methods that verify whether a particular piece
 * of code is working properly. Unit test methods take no arguments,
 * commit no data to the database, and are flagged with the testMethod
 * keyword in the method definition.
 *
 * All test methods in an organization are executed whenever Apex code is deployed
 * to a production organization to confirm correctness, ensure code
 * coverage, and prevent regressions. All Apex classes are
 * required to have at least 75% code coverage in order to be deployed
 * to a production organization. In addition, all triggers must have some code coverage.
 * 
 * The @isTest class annotation indicates this class only contains test
 * methods. Classes defined with the @isTest annotation do not count against
 * the organization size limit for all Apex scripts.
 *
 * See the Apex Language Reference for more information about Testing and Code Coverage.
 */
@isTest
private class ClsAppTrainRequestController_Test {

    /*static testMethod void myUnitTest() {
        Account acc = new Account();
        acc.Name = 'jinbo test accoutn13';
        insert acc;
        
        Opportunity oppy = new Opportunity();
        oppy.AccountId = acc.Id;
        oppy.StageName = 'Closed Lost';
        oppy.Name = 'test oppy name';
        oppy.CloseDate = system.today();
        insert oppy;
        OpportunityCompetitor oppyComp = new OpportunityCompetitor();
        oppyComp.competitorname = 'Atominstitut Wien';
        oppyComp.opportunityid = oppy.id;
        insert oppyComp;
        
        OpportunityCompetitor oppyComp2 = new OpportunityCompetitor();
        oppyComp2.competitorname = 'Bowman';
        oppyComp2.opportunityid = oppy.id;
        insert oppyComp2;
        
        List<RecordType> recordList = [Select Name,Id,Description,developername From RecordType where SobjectType='Application_Training_Request__c' and developername='Application_Request'];
        System.currentPageReference().getParameters().put('oppyId',oppy.id);
        ApexPages.StandardController extController = new ApexPages.StandardController(new Application_Training_Request__c());
        ClsApplicationTrainingRequestController contr = new ClsApplicationTrainingRequestController(extController);
        contr.getRecordTypeList();
        contr.saveRequest();
        contr.getPickValues(new Application_Training_Request__c(),'request_type__c',null);
        if(recordList != null && !recordList.isEmpty())
            contr.appRequest.recordtypeid = recordList.get(0).id;
    }*/
}

Thanks in advance!


 

Hi,

I try to upload an apex class from the sandbox to the prod. and receiving following error:

System.NullPointerException: Attempt to de-reference a null object
Stack Trace: Class.ClsApplicationTrainingRequestController.getPickValues: line 57, column 1 Class.ClsAppTrainRequestController_Test.myUnitTest: line 52, column 1

The person who has created the custom code has left the company years ago and I have no apex skills. Can anyone please help me with this?

Apex Class

public class ClsApplicationTrainingRequestController {

    public Application_Training_Request__c appRequest {get;set;}
    public Id trainRecordType;
    
    public ClsApplicationTrainingRequestController(ApexPages.StandardController stdController){
        Id oppyId = System.currentPageReference().getParameters().get('oppyId');
        Opportunity oppy = [Select OwnerId,AccountId,Market_sub_Segment__c,Market_Segment__c,Id,Business_Unit__c,BNG_Strategic_Market__c 
                        From Opportunity where id=:oppyId];
        appRequest = new Application_Training_Request__c();
        if(oppyId != null){
            appRequest.opportunity_name__c = oppyId;
            //appRequest.market_segment__c = oppy.market_segment__c;
            //appRequest.market_subsegment__c = oppy.market_sub_segment__c;
            appRequest.business_unit__c = oppy.business_unit__c;
            appRequest.opportunity_owner__c = oppy.ownerid;
            //appRequest.bng_strategic_market__c = oppy.bng_strategic_market__c;
            appRequest.account_name__c = oppy.accountid;    
            
            List<OpportunityCompetitor> oppyCompetitorList = [SELECT OpportunityId, Id, CompetitorName FROM OpportunityCompetitor 
                        where OpportunityId =:oppyId];
            String competitors = '';
            Map<String,String> resutlMap = new Map<String,String>();
            System.debug('---oppyCompetitorList');
            for(OpportunityCompetitor oppyComp : oppyCompetitorList){
                System.debug(resutlMap + '---resutlMap' + oppyComp.competitorname);
                if(!resutlMap.containsKey(oppyComp.competitorname)){
                    if(competitors != ''){
                        competitors += ';'; 
                    }
                    competitors += oppyComp.competitorname; 
                    resutlMap.put(oppyComp.competitorname,oppyComp.competitorname);
                    System.debug(competitors + '----' + oppyComp.competitorname);
                }
            }
            appRequest.competitor__c = competitors;
        }
    }
    
    public List<RecordType> getRecordTypeList(){
        List<RecordType> recordList = [Select Name,Id,Description,developername From RecordType where SobjectType='Application_Training_Request__c'];
        for(RecordType rt : recordList){
            if('Training_Request'.equals(rt.developername)){
                trainRecordType = rt.id;    
            }
        }
        return recordList;
    }
    public List<selectOption> getPickValues(Sobject object_name, String field_name, String first_val) {
        List<selectOption> options = new List<selectOption>(); //new list for holding all of the picklist options
        if (first_val != null) { //if there is a first value being provided
           options.add(new selectOption(first_val, first_val)); //add the first option
        }
        Schema.sObjectType sobject_type = object_name.getSObjectType(); //grab the sobject that was passed
        Schema.DescribeSObjectResult sobject_describe = sobject_type.getDescribe(); //describe the sobject
        Map<String, Schema.SObjectField> field_map = sobject_describe.fields.getMap(); //get a map of fields for the passed sobject
        List<Schema.PicklistEntry> pick_list_values = field_map.get(field_name).getDescribe().getPickListValues(); //grab the list of picklist values for the passed field on the sobject
        for (Schema.PicklistEntry a : pick_list_values) { //for all values in the picklist list
                      
             options.add(new selectOption(a.getValue(), a.getLabel())); //add the value and label to our final list
        }
        System.debug('--options' + options);
        return options; //return the List
        
    }

    public PageReference saveRequest(){
        try{
            system.debug('www saveRequet appRequest : ' + appRequest);
            if(appRequest.recordtypeid != trainRecordType){
                //appRequest.request_type__c = 'Sample Analysis';
                //appRequest.permission_on_sample_preparation__c = 'permitted';
                //appRequest.sample_status_indicator__c = 'received';
            }
            insert appRequest;
            System.debug('--appRequest---' + appRequest);
            PageReference requestPage = new ApexPages.StandardController(appRequest).view();
            requestPage.setRedirect(true);
            return requestPage;
        }catch(Exception ex){
            ApexPages.addMessage(new ApexPages.message(ApexPages.severity.Error, ex.getStackTraceString()));
            ApexPages.addMessage(new ApexPages.message(ApexPages.severity.Error, ex.getMessage()));
            System.debug('Method---:saveRequest-- linenumber :' + ex.getLineNumber() + '---message:' + ex.getMessage());
            return null;
        }
    }
}

Test Class

/**
 * This class contains unit tests for validating the behavior of Apex classes
 * and triggers.
 *
 * Unit tests are class methods that verify whether a particular piece
 * of code is working properly. Unit test methods take no arguments,
 * commit no data to the database, and are flagged with the testMethod
 * keyword in the method definition.
 *
 * All test methods in an organization are executed whenever Apex code is deployed
 * to a production organization to confirm correctness, ensure code
 * coverage, and prevent regressions. All Apex classes are
 * required to have at least 75% code coverage in order to be deployed
 * to a production organization. In addition, all triggers must have some code coverage.
 * 
 * The @isTest class annotation indicates this class only contains test
 * methods. Classes defined with the @isTest annotation do not count against
 * the organization size limit for all Apex scripts.
 *
 * See the Apex Language Reference for more information about Testing and Code Coverage.
 */
@isTest
private class ClsAppTrainRequestController_Test {

    /*static testMethod void myUnitTest() {
        Account acc = new Account();
        acc.Name = 'jinbo test accoutn13';
        insert acc;
        
        Opportunity oppy = new Opportunity();
        oppy.AccountId = acc.Id;
        oppy.StageName = 'Closed Lost';
        oppy.Name = 'test oppy name';
        oppy.CloseDate = system.today();
        insert oppy;
        OpportunityCompetitor oppyComp = new OpportunityCompetitor();
        oppyComp.competitorname = 'Atominstitut Wien';
        oppyComp.opportunityid = oppy.id;
        insert oppyComp;
        
        OpportunityCompetitor oppyComp2 = new OpportunityCompetitor();
        oppyComp2.competitorname = 'Bowman';
        oppyComp2.opportunityid = oppy.id;
        insert oppyComp2;
        
        List<RecordType> recordList = [Select Name,Id,Description,developername From RecordType where SobjectType='Application_Training_Request__c' and developername='Application_Request'];
        System.currentPageReference().getParameters().put('oppyId',oppy.id);
        ApexPages.StandardController extController = new ApexPages.StandardController(new Application_Training_Request__c());
        ClsApplicationTrainingRequestController contr = new ClsApplicationTrainingRequestController(extController);
        contr.getRecordTypeList();
        contr.saveRequest();
        contr.getPickValues(new Application_Training_Request__c(),'request_type__c',null);
        if(recordList != null && !recordList.isEmpty())
            contr.appRequest.recordtypeid = recordList.get(0).id;
    }*/
}

Thanks in advance!