Apex Reference Guide

Apex Reference Guide
Release Notes
Apex DML Operations
ApexPages Namespace
AppLauncher Namespace
Approval Namespace
Auth Namespace
Cache Namespace
Canvas Namespace
ChatterAnswers Namespace
CommerceBuyGrp Namespace
CommerceExtension Namespace
CommerceOrders Namespace
CommercePayments Namespace
CommerceTax Namespace
commonserviceexcellence Namespace
ComplianceMgmt Namespace
Compression Namespace
ConnectApi Namespace
Context Namespace
Database Namespace
Datacloud Namespace
DataRetrieval Namespace
DataSource Namespace
DataWeave Namespace
Dom Namespace
Document Class
Document Constructors
Document Methods
XmlNode Class
XmlNodeType Enum
embeddedai Namespace
EventBus Namespace
ExternalService Namespace
Flow Namespace
Flowtesting Namespace
flowuiruntime Namespace
FormulaEval Namespace
disputemanagement Namespace
fsccashflow Namespace
fsccomplaintmanagement Namespace
fschousehold Namespace
fscserviceprocesses Namespace
fscwmgen Namespace
industriespersonalizedfinance Namespace
Functions Namespace
ise_bots_apex Namespace
IssueCreditMemo Namespace
ind_mfg_sample_mgmt_apex Namespace
industriesNlpSvc
IndustriesDigitalLending Namespace
Invocable Namespace
InvoiceWriteOff Namespace
IsvPartners Namespace
KbManagement Namespace
LxScheduler Namespace
Messaging Namespace
Metadata Namespace
PlaceQuote Namespace
Pref_center Namespace
Process Namespace
QuickAction Namespace
renew_assets_summary Namespace
Reports Namespace
RevSignaling Namespace
RevSalesTrxn Namespace
RichMessaging Namespace
RulesAppln Namespace
runtime_industries_cpq Namespace
runtime_industries_insurance Namespace
Schema Namespace
Search Namespace
setup_flow_performance Namespace
Sfc Namespace
Sfdc_Checkout Namespace
Sfdc_Enablement Namespace
sfdc_surveys Namespace
sfdw Namespace
sfsqlquery Namespace
Site Namespace
Slack Namespace
Support Namespace
System Namespace
TerritoryMgmt Namespace
TxnSecurity Namespace
UserProvisioning Namespace
VisualEditor Namespace
Wave Namespace
Appendices
PDF

Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.

Document Class

Use the Document class to process XML content. You can parse nested XML content that’s up to 50 nodes deep.

Namespace

Dom

Usage

One common application is to use it to create the body of a request for HttpRequest or to parse a response accessed by HttpResponse.

Document Constructors

The following are constructors for Document.

Document()

Creates a new instance of the Dom.Document class.

Signature

public Document()

Document Methods

The following are methods for Document. All are instance methods.

createRootElement(name, namespace, prefix)

Creates the top-level root element for a document.

Signature

public Dom.XmlNode createRootElement(String name, String namespace, String prefix)

Parameters

Return Value

Type: Dom.XmlNode

Usage

For more information about namespaces, see Reading and Writing XML Using the DOM.

Calling this method more than once on a document generates an error as a document can have only one root element.

getRootElement()

Returns the top-level root element node in the document. If this method returns null, the root element has not been created yet.

Signature

public Dom.XmlNode getRootElement()

Return Value

Type: Dom.XmlNode

load(xml)

Parse the XML representation of the document specified in the xml argument and load it into a document.

Signature

public Void load(String xml)

Parameters

Return Value

Type: Void

Example

1Dom.Document doc = new Dom.Document();
2doc.load(xml);

toXmlString()

Returns the XML representation of the document as a String.

Signature

public String toXmlString()

Return Value

Type: String