CodeKeep SalesforceApex Feed

Visualforce controller method template

Mon, 12 Sep 2011 15:36:02 GMT

Description: This is "template-like" code that should keep any "ugly" error/exception messages from displaying to the end-user.

Link: http://www.codekeep.net/snippets/14e2be4a-2973-430c-b406-45cfa038e4de.aspx

public with sharing class TheController extends PageControllerBase
{
public PageReference SomeMethod()
{
  try
  {
    .
    .
    .
  }
  catch(BaseApplicationException bae)
  {
    this.ErrorMessageInfo(bae.UserFriendlyMessage);
  }
  catch(Exception ex)
  {
    BaseApplicationException bae = BaseApplicationException.NewExceptionWithInnerException(METHODNAME,'<@@SYSTEM_MESSAGE>','<@@USER_FRIENDLY_MESSAGE>',ex);
    bae.LogException();
    this.ErrorMessageInfo(bae.UserFriendlyMessage);
  }
  return null;
}

Class config using custom settings

Thu, 30 Sep 2010 16:43:01 GMT

Description: Expose a list type custom setting with a class member.

Link: http://www.codekeep.net/snippets/373684a5-ad92-4b57-92e2-fa6fb33d6c63.aspx

public class MyClass {
    private final Map<String, MyClassConfig__c> configMap = MyClassConfig__c.getAll();
	
    public String foo { 
        get {
            return configMap.get('myFooConfigItem').field__c;
        }
    }
    public String bar {
        get {
            return configMap.get('myBarConfigItem').field__c;
        }
    }
}

Generate a comma separate Object Field list

Thu, 19 Mar 2009 17:16:28 GMT

Description: Salesforce.com Apex code used to retrieve a comma separated list of fields for a particular Object. Handy for creating dynamic SOQL of all fields in a particular object.

Link: http://www.codekeep.net/snippets/03acdae7-5071-410b-8ae4-8fa2ce191146.aspx

    public static String f(String so) {
        Integer i;
        String f;
   
        SObjectType sot = Schema.getGlobalDescribe().get(so);
        if (sot == null) return null;
   
        List<Schema.SObjectField> fields = sot.getDescribe().fields.getMap().values();
       
        f = fields[0].getDescribe().LocalName;
        for (i = 1; i < fields.size(); i++)
            f += ',' + fields[i].getDescribe().LocalName;
               
        return f;
    }

Bulk Trigger Example

Tue, 09 Dec 2008 21:28:29 GMT

Description: To be successful with Apex code you need to think in bulk operation. Here is an example for you to follow to get your feet wet.

Link: http://www.codekeep.net/snippets/2c778cf6-75d0-4d18-8b6e-e3ae07c5d0b4.aspx

tirgger MyTriggerName on SObject(before insert, before update){
   Set<Id> sobjectSetOfIds = new Set<Id>();

   //then interate through your SObjects
   for(SObject s : trigger.new){
     if(s.idField != null){
        sobjectSetOfIds.add(s.idField);
     }
   }

   Map<Id,SObject> sobjectMap = new Map<Id,SObject>([select Id, [ALL_OTHER_FIELDS] from SObject where Id in : sobjectSetOfIds]);

   for(SObject s : trigger.new){
      if(sobjectMap.containsKey(s.idField)){
         s.fieldToUpdate = sobjectMap.get(s.idField).field;
      }
   }
}

Salesforce.com - Apex code to Clone an Object

Sun, 05 Oct 2008 19:04:52 GMT

Description: Clones an existing object and inserts it back to the database. (Salesforce, Apex)

Link: http://www.codekeep.net/snippets/ca7d9ecc-8054-4352-a13b-cae680b981f6.aspx

Opportunity opp=[select Id,Name from opportunity where id='XXXX000003Relo'];
Opportunity newOpp = opp.clone(false, true);
newOpp.Name=opp.Name + ' CLONE';
insert newOpp;