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MaheemSam System.NullPointerException: Argument 1 cannot be null
Hi,
Need a help in one of the strange error am getting in the below controller calling this from visualforce page.
Below is the error am getting while loading the visualforce page
System.NullPointerException: Argument 1 cannot be null
Class.ShareForecastController.getRoles: line 37, column 1
Please suggest me how to fix this error.
Class
Visual Force Page.
Need a help in one of the strange error am getting in the below controller calling this from visualforce page.
Below is the error am getting while loading the visualforce page
System.NullPointerException: Argument 1 cannot be null
Class.ShareForecastController.getRoles: line 37, column 1
Please suggest me how to fix this error.
Class
public with sharing class ShareForecastController {
public List<User> users {get;set;}
private String soql {get;set;}
private Map<Id,User> rolesMap;
private String userId;
private String userRoleId = '';
private Set<Id> alreadySharedUserIds;
public String shareToUserId {
get { if (shareToUserId == null) { shareToUserId = ''; } return shareToUserId; }
set;
}
public String sortDir {
get { if (sortDir == null) { sortDir = 'asc'; } return sortDir; }
set;
}
public String sortField {
get { if (sortField == null) {sortField = 'UserRole.name'; } return sortField; }
set;
}
public string getSelectedRole(){
return userRoleId ;
}
public void setSelectedRole(String s){
this.userRoleId = s;
}
public list<SelectOption>getRoles(){
list<SelectOption> options = new list<SelectOption>();
options.add(new SelectOption('-- Select Role --', '-- Select Role --', true));
for(User obj : rolesMap.values()) {
options.add(new SelectOption(obj.UserRoleId,obj.UserRole.name));
}
return options;
}
public ShareForecastController() {
alreadySharedUserIds = new Set<Id>();
users = new List<User>();
userId = userInfo.getUserId();
userRoleId = userInfo.getUserRoleId();
for(Custom_Forecast_Share__c obj : [Select id,Name,Forecast_Shared_To__c from Custom_Forecast_Share__c where isActive__c = true]) {
alreadySharedUserIds.add(obj.Forecast_Shared_To__c);
}
soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True';
runQuery();
rolesMap = new Map<Id,User>();
for(User obj : users) {
rolesMap.put(obj.UserRoleId,obj);
}
}
public void toggleSort() {
sortDir = sortDir.equals('asc') ? 'desc' : 'asc';
runQuery();
}
public void toggleRole() {
system.debug('In toggleRole userRoleId: '+userRoleId);
soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True AND UserRoleId = :userRoleId';
runQuery();
}
public void runQuery() {
try {
users = Database.query(soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir+ ' LIMIT 999');
system.debug('Final Query'+soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir);
if(users.size() <= 0) {
ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'No records were found based on your criteria'));
}
} catch (Exception e) {
ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops!'+e.getMessage()));
}
}
public PageReference runSearch() {
String Name = Apexpages.currentPage().getParameters().get('name');
soql = 'SELECT Id,FirstName,LastName,UserRole.name FROM User WHERE IsActive = True AND ForecastEnabled = True';
if (!Name.equals(''))
soql += ' AND Name LIKE \'%'+String.escapeSingleQuotes(Name)+'%\'';
runQuery();
return null;
}
public PageReference shareForecast() {
try{
Custom_Forecast_Share__c ojb = new Custom_Forecast_Share__c(
Forecast_Owner__c = userId,
Forecast_Shared_To__c = shareToUserId,
isActive__c = true
);
insert ojb;
} catch(Exception e) {
ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops! Something went wrong.'));
return null;
}
PageReference pg = Page.Forecasting;
pg.setRedirect(true);
return pg ;
}
}
Visual Force Page.
<apex:page controller="ShareForecastController" sidebar="false" title="Share Forecast" tabStyle="Custom_Forecast__tab">
<apex:form >
<apex:pageMessages id="errors" />
<apex:sectionHeader title="Share Forecast" subtitle="Share your forecast"/>
<table width="100%" border="0">
<tr>
<td width="200" valign="top">
<apex:pageBlock title="Search" mode="edit" id="criteria">
<script type="text/javascript">
function doSearch() {
var Name = document.getElementById("Name").value;
//console.log(Name );
if(Name == '') {
alert('Please enter your search criteria.');
return false;
}else{
searchServer(
document.getElementById("Name").value
);
}
}
</script>
<apex:actionFunction name="searchServer" action="{!runSearch}" rerender="results,errors">
<apex:param name="Name" value="" />
</apex:actionFunction>
<table cellpadding="2" cellspacing="2">
<tr>
<td style="font-weight:bold;">Name<br/>
<input type="text" id="Name"/>
</td>
</tr>
<tr>
<td style="font-weight:bold;">
<apex:commandButton value="Search" onclick="doSearch();" reRender="forRerender" status="searchStatus"/>
<apex:inputHidden id="forRerender"/>
<apex:actionStatus startText="Searching..." id="searchStatus">
<apex:facet name="stop"></apex:facet>
</apex:actionStatus>
</td>
</tr>
</table>
</apex:pageBlock>
</td>
<td valign="top">
<apex:pageBlock mode="edit" id="results">
<apex:pageBlockSection >
<apex:pageblockSectionItem >
<apex:outputLabel >Roles: </apex:outputLabel>
<apex:selectlist value="{!SelectedRole}" size="1">
<apex:actionSupport event="onchange" action="{!toggleRole}" rerender="results"/>
<apex:selectOptions value="{!Roles}" />
</apex:selectlist>
</apex:pageblockSectionItem>
</apex:pageBlockSection>
<apex:pageBlockTable value="{!users}" var="user" rendered="{!users.size>0}">
<apex:column >
<apex:facet name="header">
<apex:commandLink value="First Name" action="{!toggleSort}" rerender="results">
<apex:param name="sortField" value="firstName" assignTo="{!sortField}"/>
</apex:commandLink>
</apex:facet>
<apex:outputField value="{!user.firstName}"/>
</apex:column>
<apex:column >
<apex:facet name="header">
<apex:commandLink value="Last Name" action="{!toggleSort}" rerender="results">
<apex:param name="sortField" value="lastName" assignTo="{!sortField}"/>
</apex:commandLink>
</apex:facet>
<apex:outputField value="{!user.lastName}"/>
</apex:column>
<apex:column >
<apex:facet name="header">
<apex:commandLink value="Role" action="{!toggleSort}" rerender="results">
<apex:param name="sortField" value="UserRole.Name" assignTo="{!sortField}"/>
</apex:commandLink>
</apex:facet>
<apex:outputField value="{!user.UserRole.name}"/>
</apex:column>
<apex:column headerValue="Action" width="100">
<apex:commandLink value="Share Forecast" action="{!shareForecast}" reRender="errors">
<apex:param name="shareToUserI" value="{!user.Id}" assignTo="{!shareToUserId}"/>
</apex:commandLink>
</apex:column>
</apex:pageBlockTable>
</apex:pageBlock>
</td>
</tr>
</table>
</apex:form>
</apex:page>
Try replacing your controller code with this:
public with sharing class ShareForecastController { public List<User> users {get;set;} private String soql {get;set;} private Map<Id,User> rolesMap; private String userId; private String userRoleId = ''; private Set<Id> alreadySharedUserIds; public String shareToUserId { get { if (shareToUserId == null) { shareToUserId = ''; } return shareToUserId; } set; } public String sortDir { get { if (sortDir == null) { sortDir = 'asc'; } return sortDir; } set; } public String sortField { get { if (sortField == null) {sortField = 'UserRole.name'; } return sortField; } set; } public string getSelectedRole(){ return userRoleId ; } public void setSelectedRole(String s){ this.userRoleId = s; } public list<SelectOption>getRoles(){ list<SelectOption> options = new list<SelectOption>(); options.add(new SelectOption('-- Select Role --', '-- Select Role --', true)); for(User obj : rolesMap.values()) { options.add(new SelectOption(obj.UserRoleId,obj.UserRole.name)); } return options; } public ShareForecastController() { alreadySharedUserIds = new Set<Id>(); users = new List<User>(); userId = userInfo.getUserId(); userRoleId = userInfo.getUserRoleId(); for(Custom_Forecast_Share__c obj : [Select id,Name,Forecast_Shared_To__c from Custom_Forecast_Share__c where isActive__c = true]) { alreadySharedUserIds.add(obj.Forecast_Shared_To__c); } soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True'; runQuery(); rolesMap = new Map<Id,User>(); for(User obj : users) { if(obj.UserRoleId<>null){ rolesMap.put(obj.UserRoleId,obj); } } } public void toggleSort() { sortDir = sortDir.equals('asc') ? 'desc' : 'asc'; runQuery(); } public void toggleRole() { system.debug('In toggleRole userRoleId: '+userRoleId); soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True AND UserRoleId = :userRoleId'; runQuery(); } public void runQuery() { try { users = Database.query(soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir+ ' LIMIT 999'); system.debug('Final Query'+soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir); if(users.size() <= 0) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'No records were found based on your criteria')); } } catch (Exception e) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops!'+e.getMessage())); } } public PageReference runSearch() { String Name = Apexpages.currentPage().getParameters().get('name'); soql = 'SELECT Id,FirstName,LastName,UserRole.name FROM User WHERE IsActive = True AND ForecastEnabled = True'; if (!Name.equals('')) soql += ' AND Name LIKE \'%'+String.escapeSingleQuotes(Name)+'%\''; runQuery(); return null; } public PageReference shareForecast() { try{ Custom_Forecast_Share__c ojb = new Custom_Forecast_Share__c( Forecast_Owner__c = userId, Forecast_Shared_To__c = shareToUserId, isActive__c = true ); insert ojb; } catch(Exception e) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops! Something went wrong.')); return null; } PageReference pg = Page.Forecasting; pg.setRedirect(true); return pg ; } }If this answered your question then mark it as Solved so that others can view it as a proper solution.
Thanks,
Apoorv
All Answers
Try replacing your controller code with this:
public with sharing class ShareForecastController { public List<User> users {get;set;} private String soql {get;set;} private Map<Id,User> rolesMap; private String userId; private String userRoleId = ''; private Set<Id> alreadySharedUserIds; public String shareToUserId { get { if (shareToUserId == null) { shareToUserId = ''; } return shareToUserId; } set; } public String sortDir { get { if (sortDir == null) { sortDir = 'asc'; } return sortDir; } set; } public String sortField { get { if (sortField == null) {sortField = 'UserRole.name'; } return sortField; } set; } public string getSelectedRole(){ return userRoleId ; } public void setSelectedRole(String s){ this.userRoleId = s; } public list<SelectOption>getRoles(){ list<SelectOption> options = new list<SelectOption>(); options.add(new SelectOption('-- Select Role --', '-- Select Role --', true)); for(User obj : rolesMap.values()) { options.add(new SelectOption(obj.UserRoleId,obj.UserRole.name)); } return options; } public ShareForecastController() { alreadySharedUserIds = new Set<Id>(); users = new List<User>(); userId = userInfo.getUserId(); userRoleId = userInfo.getUserRoleId(); for(Custom_Forecast_Share__c obj : [Select id,Name,Forecast_Shared_To__c from Custom_Forecast_Share__c where isActive__c = true]) { alreadySharedUserIds.add(obj.Forecast_Shared_To__c); } soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True'; runQuery(); rolesMap = new Map<Id,User>(); for(User obj : users) { if(obj.UserRoleId<>null){ rolesMap.put(obj.UserRoleId,obj); } } } public void toggleSort() { sortDir = sortDir.equals('asc') ? 'desc' : 'asc'; runQuery(); } public void toggleRole() { system.debug('In toggleRole userRoleId: '+userRoleId); soql = 'SELECT Id,FirstName,LastName,UserRoleId,UserRole.name,UserRole.ParentRoleId FROM User WHERE Id Not IN :alreadySharedUserIds AND IsActive = True AND ForecastEnabled = True AND UserRoleId = :userRoleId'; runQuery(); } public void runQuery() { try { users = Database.query(soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir+ ' LIMIT 999'); system.debug('Final Query'+soql + ' AND id != :userId order by ' + sortField + ' ' + sortDir); if(users.size() <= 0) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'No records were found based on your criteria')); } } catch (Exception e) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops!'+e.getMessage())); } } public PageReference runSearch() { String Name = Apexpages.currentPage().getParameters().get('name'); soql = 'SELECT Id,FirstName,LastName,UserRole.name FROM User WHERE IsActive = True AND ForecastEnabled = True'; if (!Name.equals('')) soql += ' AND Name LIKE \'%'+String.escapeSingleQuotes(Name)+'%\''; runQuery(); return null; } public PageReference shareForecast() { try{ Custom_Forecast_Share__c ojb = new Custom_Forecast_Share__c( Forecast_Owner__c = userId, Forecast_Shared_To__c = shareToUserId, isActive__c = true ); insert ojb; } catch(Exception e) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Ooops! Something went wrong.')); return null; } PageReference pg = Page.Forecasting; pg.setRedirect(true); return pg ; } }If this answered your question then mark it as Solved so that others can view it as a proper solution.
Thanks,
Apoorv
if(obj.UserRoleId<>null){ }Thanks
Sudhir