Hi,

Please find my Custom Save code from where i am calling the method 'checkDuplicatestudentdatamasschange'

I am not able to recognize how i can create a Map for this checking purpose and this functionality is important for me.

Custom Save Method:

public void customSave(){


double actualDiscountOne = 0.0;
double actualDiscountTwo = 0.0;
double actualDiscountOneSelling = 0.0;
double actualDiscountTwoSelling = 0.0;
List<Student_Support__c> clonedStudentSupports =null;
if(!renewFlag){
clonedStudentSupports = StudentSupportUtil.cloneStudentSupports(objectName, selectedStudentSupports,StudentSupportUtil.CHANGE,expirationDate,effectiveDate);
}else{
clonedStudentSupports = StudentSupportUtil.cloneStudentSupports(objectName, selectedStudentSupports,StudentSupportUtil.RENEW,expirationDate,null);
}
List<Student_Support__c> updatedCloneList = new List<Student_Support__c>();
for(Student_Support__c studentObj1 : clonedStudentSupports){
SuppprofileIds.add(studentObj1.Student_Profile_ID__c);
}
System.debug('-----------StudentsupportsuppprofileId-------'+SuppprofileIds);
List<Seeker_Profile__c> SuppprofileeObjList =[select Round_Final_Support_to__c from Student_Profile__c where Id in:SuppprofileIds];

for (Integer k = 0; k < SuppprofileeObjList.size(); k++) {
SuppprofileIdRoundno.put(SuppprofileeObjList[k].id,SuppprofileeObjList[k].Round_Final_Support_to__c);
}
System.debug('-----------StudentsupportsuppprofileIdMap-------'+SuppprofileIdRoundno);


for(Student_Support__c studentObj : clonedStudentSupports){

if(studentObj.Support_Type__c==StudentSupportUtil.DEBATE){

if(studentObj.Flat_or_Purchased__c==StudentSupportUtil.FLAT && studentObj.Debate_Editable__c==true){

System.debug('----------FLAT Student Support------');
studentObj.Requested_Debate_Amount__c = nullCheck(studentObj.Requested_Debate_Amount__c) + nullCheck(increaseDebateAmountBy);

}else{

System.debug('------old Purchase Cost-------'+studentObj.Purchase_Cost__c);

System.debug('------Purchase cost Type-------'+purchaseCostType);

System.debug('-----purchaseCostChange-------'+purchaseCostChange);

if(purchaseCostType.equalsIgnoreCase('$')){
studentObj.Purchase_Cost__c = nullCheck(studentObj.Purchase_Cost__c) + nullCheck(purchaseCostChange);
}else if(purchaseCostType.equalsIgnoreCase('%')){
studentObj.Purchase_Cost__c = nullCheck(studentObj.Purchase_Cost__c)+(nullCheck(studentObj.Purchase_Cost__c)*nullCheck(purchaseCostChange));
}

System.debug('------Modified Purchase Cost-------'+studentObj.Purchase_Cost__c);

System.debug('------old Seeker_Supported_Student__c-------'+studentObj.Seeker_Supported_Student__c);

System.debug('------supportedStudentType-------'+supportedStudentType);

System.debug('-----seekerSupportedStudentChange-------'+seekerSupportedStudentChange);

if(supportedStudentType.equalsIgnoreCase('$')){
studentObj.Seeker_Supported_Student__c = nullCheck(studentObj.Seeker_Supported_Student__c) + nullCheck(seekerSupportedStudentChange);
}else if(supportedStudentType.equalsIgnoreCase('%')){
studentObj.Seeker_Supported_Student__c = nullCheck(studentObj.Seeker_Supported_Student__c)+(nullCheck(studentObj.Seeker_Supported_Student__c)*nullCheck(seekerSupportedStudentChange));
}

System.debug('------Modified supportedStudent-------'+studentObj.Seeker_Supported_Student__c);

if(studentObj.X1st_Discount_Type_Buy__c!=null && studentObj.X1st_Discount_Type_Buy__c.equalsIgnoreCase('%')){
actualDiscountOne=studentObj.Purchase_Cost__c*(nullCheck(studentObj.X1st_Discount_Buy__c)/100);
}else{
actualDiscountOne = studentObj.X1st_Discount_Buy__c;
}

if(studentObj.X2nd_Discount_Type_Buy__c!=null && studentObj.X2nd_Discount_Type_Buy__c.equalsIgnoreCase('%')){
actualDiscountTwo=studentObj.Purchase_Cost__c*(nullCheck(studentObj.X2nd_Discount_Buy__c)/100);
}else{
actualDiscountTwo = studentObj.X2nd_Discount_Buy__c;
}


if(studentObj.X1st_Discount_Type_Sell__c!=null && studentObj.X1st_Discount_Type_Sell__c.equalsIgnoreCase('%')){
actualDiscountOneSelling=studentObj.Seeker_Supported_Student__c*(nullCheck(studentObj.X1st_Discount_Sell__c)/100);
}else{
actualDiscountOneSelling = studentObj.X1st_Discount_Sell__c;
}

if(studentObj.X2nd_Discount_Type_Sell__c!=null && studentObj.X2nd_Discount_Type_Sell__c.equalsIgnoreCase('%')){
actualDiscountTwoSelling=studentObj.Seeker_Supported_Student__c*(nullCheck(studentObj.X2nd_Discount_Sell__c)/100);
}else{
actualDiscountTwoSelling = studentObj.X2nd_Discount_Sell__c;
}

studentObj.Net_Purchase_Cost__c = nullCheck(studentObj.Purchase_Cost__c)-nullCheck(actualDiscountOne)-nullCheck(actualDiscountTwo)+nullCheck(studentObj.Freight_Allowance_Buying__c)+nullCheck(studentObj.Other__c);

String Roundsupport1=nullChecknew(SuppprofileIdRoundno.get(studentObj.Seeker_Profile_ID__c));
Integer Roundsupport2=Integer.valueof(Roundsupport1.trim());
system.debug('--------------Roundsupport2----------'+Roundsupport1);
studentObj.Net_Support_Cost__c = nullCheck(studentObj.Seeker_Supported_Student__c) - (nullCheck(actualDiscountOneSelling)+nullCheck(actualDiscountTwoSelling)) - nullCheck(studentObj.Packaging_Allowance__c) - nullCheck(studentObj.Freight_Allowance_Selling__c) - nullCheck(studentObj.Other_Allowances__c);

System.debug('----------Net purchase Cost------'+studentObj.Net_Purchase_Cost__c);
System.debug('----------Net support Cost------'+studentObj.Net_Support_Cost__c);

studentObj.Requested_Debate_Amount__c = (studentObj.Net_Purchase_Cost__c - studentObj.Net_Support_Cost__c).setscale(Roundsupport2);

System.debug('----------Requested_Debate_Amount__c------'+studentObj.Requested_Debate_Amount__c);
}


}/*else if(studentObj.Support_Type__c==StudentSupportUtil.TOPFRONT){

System.debug('------old Purchase Cost-------'+studentObj.Purchase_Cost__c);

System.debug('------Purchase cost Type-------'+purchaseCostType);

System.debug('-----purchaseCostChange-------'+purchaseCostChange);

if(purchaseCostType.equalsIgnoreCase('$')){
studentObj.Purchase_Cost__c = nullCheck(studentObj.Purchase_Cost__c) + nullCheck(purchaseCostChange);
}else if(purchaseCostType.equalsIgnoreCase('%')){
studentObj.Purchase_Cost__c = nullCheck(studentObj.Purchase_Cost__c)+(nullCheck(studentObj.Purchase_Cost__c)*nullCheck(purchaseCostChange));
}

System.debug('------Modified Purchase Cost-------'+studentObj.Purchase_Cost__c);


}*/
if(comments!=null && !comments.equals('')){
// studentObj.Comments__c = System.now()+' '+comments +'\n' + nullCheck(studentObj.Comments__c);
studentObj.Comments__c = comments +'\n' + nullCheck(studentObj.Comments__c);
}
//Setting the default value of review date to 9999/12/31 as per the request from Business users.
//For Mass changed and Mass renew with student changed records
//Salesforce max limit is 4000 so setting that.
//studentObj.Review_Date__c = date.newInstance(4000, 12, 31);

if(validate(studentObj)){
System.debug('------Agreement Number ---------'+studentObj.Agreement_Number__c);
updatedCloneList.add(studentObj);
}

}
System.debug('------updatedCloneList ---------'+updatedCloneList);
insert updatedCloneList;

List<Checkited_Pricing__c> clonedCheckitedPricing = StudentSupportUtil.cloneCheckitedPricing(updatedCloneList);

//Added as per Charlotte. Purchase Cost for Topfront means all the 'Student' in checkited pricing

List<Checkited_Pricing__c> updatedClonedCheckitedPricing = new List<Checkited_Pricing__c>();

for(Checkited_Pricing__c pricingObj:clonedCheckitedPricing){


if(purchaseCostType.equalsIgnoreCase('$')){
pricingObj.Student__c = nullCheck(pricingObj.Student__c) + nullCheck(purchaseCostChange);
}else if(purchaseCostType.equalsIgnoreCase('%')){
pricingObj.Student__c = nullCheck(pricingObj.Student__c) +(nullCheck(pricingObj.Student__c)*nullCheck(purchaseCostChange));
}

updatedClonedCheckitedPricing.add(pricingObj);
}

List<Checkited_Pricing__c> newUpdatedClonedCheckitedPricing = StudentSupportUtil.doTopfrontCalculation(updatedClonedCheckitedPricing);

if(newUpdatedClonedCheckitedPricing!=null && !newUpdatedClonedCheckitedPricing.isEmpty()){

insert newUpdatedClonedCheckitedPricing;

}
}

private double nullCheck(decimal val){
if(val==null){
return 0.0;
}else{
return val;
}
}
private String nullCheck(String val){
if(val==null){
return '';
}else{
return val;
}
}
private String nullChecknew(String val){
if(val==null){
return '0';
}else{
return val;
}
}

private boolean validate(Student_Support__c studentObj){


boolean status = true;

List <String> duplicates = StudentSupportUtil.checkDuplicateStudentSupportforMassChange(studentObj);
if(duplicates!=null && !duplicates.isEmpty()){
ApexPages.addMessage(new ApexPages.Message(ApexPages.severity.Error, 'Support # ' '+duplicates +' record found.'));
status= false;
}

if(status && studentObj.Support_Type__c=='Debate'){
if(studentObj.Flat_or_Purchased__c==StudentSupportUtil.PURCHASED){
if(studentObj.Net_Support_Cost__c==null||studentObj.Net_Support_Cost__c<=0){
ApexPages.addMessage(new ApexPages.Message(ApexPages.severity.Error,’msg.'));
status= false;
}
}else{
if(studentObj.Requested_Debate_Amount__c==null || studentObj.Requested_Debate_Amount__c<=0){
ApexPages.addMessage(new ApexPages.Message(ApexPages.severity.Error,'Support # 'msg.'));
status= false;
}
}

}

return status;

}

}

Method in Utill Class :checkDuplicatestudentdatamasschange

public static List<String> checkDuplicatestudentdatamasschange(Student__c studobj){

Date effectiveDate = studobj.Effective_Date__c;
Date expirationDate= studobj.Expiration_Date__c;
List<String> duplicatesS= new List<String>();
String studentrecordid= studobj.Parent_Student__c;
List<Student__c> studsupport= null;
String soql = 'select id,Parent_Student__c,name,Agreement_Number__c from Student__c where (status__c=\'Approved\' OR status__c =\'Awaiting Approval\' OR status__c =\'Awaiting Stu Approval\' OR status__c =\'Conditionally Approved\' OR status__c =\'Rejected by Stud\')';

if (studobj.Supplier_Profile_ID__c!=null)
soql += ' and Student_Profile_ID__c = \''+studobj.Student_Profile_ID__c+'\'';
if (studobj.teacher__c!=null)
soql += ' and teacher___c = \''+studobj.teacher__c+'\'';

 if (studObj.Effective_Date__c!=null)
            soql += ' and ((Expiration_Date__c = null  or Expiration_Date__c > :effectiveDate) and (Effective_Date__c < :expirationDate))';
        if (stud.Parent_stud_Support__c != null)
            soql += ' and Id != \''+studj.Parent_Price_Support__c+'\'';
System.debug('----------soql-------------------'+soql);

try {
studsupport= Database.query(soql + ' order by Effective_Date__c asc' );
} catch (Exception e) {
ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, e.getMessage()));
}
if(studsupport!=null && !studsupport.isEmpty()){

for(Student__c support:studsupport){
duplicatesS.add(support.Agreement_Number__c);
}

}
System.debug('----------duplicates-------------------'+duplicatesPS);
return duplicatesS;
}

Please help.

Thanks:))