Class MessagePort

java.lang.Object

org.htmlunit.corejs.javascript.ScriptableObject

org.htmlunit.javascript.HtmlUnitScriptable

org.htmlunit.javascript.host.event.EventTarget

org.htmlunit.javascript.host.MessagePort

All Implemented Interfaces:

Serializable, Cloneable, org.htmlunit.corejs.javascript.ConstProperties, org.htmlunit.corejs.javascript.debug.DebuggableObject, org.htmlunit.corejs.javascript.Scriptable, org.htmlunit.corejs.javascript.SymbolScriptable

public class MessagePort
extends EventTarget

A JavaScript object for MessagePort.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.htmlunit.corejs.javascript.ScriptableObject

org.htmlunit.corejs.javascript.ScriptableObject.KeyComparator

Field Summary

Fields

Modifier and Type	Field	Description
private MessagePort	port1_

Fields inherited from class org.htmlunit.corejs.javascript.ScriptableObject

CONST, DONTENUM, EMPTY, PERMANENT, READONLY, UNINITIALIZED_CONST

Fields inherited from interface org.htmlunit.corejs.javascript.Scriptable

NOT_FOUND

Constructor Summary

Constructors

Constructor	Description
MessagePort()	Default constructor.
MessagePort(MessagePort port1)	Constructors port2 with the specified port1.

Method Summary

Modifier and Type	Method	Description
private Object	getHandlerForJavaScript(String eventName)
Object	getOnmessage()	Returns the value of the window's onmessage property.
void	jsConstructor()	JavaScript constructor.
void	postMessage(String message, Object transfer)	Posts a message.
private void	setHandlerForJavaScript(String eventName, Object handler)
void	setOnmessage(Object onmessage)	Sets the value of the window's onmessage property.

Methods inherited from class EventTarget

addEventListener, clearEventListenersContainer, dispatchEvent, executeEventLocally, fireEvent, getEventHandler, getEventListenersContainer, hasEventHandlers, isEventHandlerOnWindow, removeEventListener, setEventHandler

Methods inherited from class HtmlUnitScriptable

clone, equivalentValues, get, getBrowserVersion, getClassName, getDefaultValue, getDomNodeOrDie, getDomNodeOrNull, getPrototype, getScriptableFor, getStartingScope, getWindow, getWindow, getWithPreemption, has, hasInstance, initParentScope, makeScriptableFor, put, setClassName, setDomNode, setDomNode, setParentScope, setupPromise, setupRejectedPromise

Methods inherited from class org.htmlunit.corejs.javascript.ScriptableObject

applyDescriptorToAttributeBitset, associateValue, avoidObjectDetection, buildDataDescriptor, callMethod, callMethod, checkPropertyChange, checkPropertyDefinition, defineClass, defineClass, defineClass, defineConst, defineConstProperty, defineFunctionProperties, defineOwnProperties, defineOwnProperty, defineOwnProperty, defineProperty, defineProperty, defineProperty, defineProperty, defineProperty, defineProperty, defineProperty, delete, delete, delete, deleteProperty, deleteProperty, deleteProperty, ensureScriptable, ensureScriptableObject, ensureSymbolScriptable, get, get, get, getAllIds, getArrayPrototype, getAssociatedValue, getAttributes, getAttributes, getAttributes, getAttributes, getAttributes, getClassPrototype, getDefaultValue, getExternalArrayData, getExternalArrayLength, getFunctionPrototype, getGeneratorFunctionPrototype, getGetterOrSetter, getGetterOrSetter, getIds, getObjectPrototype, getOwnPropertyDescriptor, getParentScope, getProperty, getProperty, getProperty, getPropertyIds, getPrototype, getTopLevelScope, getTopScopeValue, getTypedProperty, getTypedProperty, getTypeOf, has, has, hasProperty, hasProperty, hasProperty, isAccessorDescriptor, isConst, isDataDescriptor, isEmpty, isExtensible, isFalse, isGenericDescriptor, isGetterOrSetter, isSealed, isTrue, preventExtensions, put, put, putConst, putConstProperty, putProperty, putProperty, putProperty, querySlot, redefineProperty, sameValue, sealObject, setAttributes, setAttributes, setAttributes, setAttributes, setAttributes, setCommonDescriptorProperties, setExternalArrayData, setGetterOrSetter, setPrototype, size

Methods inherited from class Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

port1_

private MessagePort port1_

Constructor Details

MessagePort

public MessagePort()

Default constructor.

MessagePort

public MessagePort(MessagePort port1)

Constructors port2 with the specified port1.

Parameters:

port1 - the port1

Method Details

jsConstructor

public void jsConstructor()

JavaScript constructor.

Overrides:

jsConstructor in class EventTarget

getOnmessage

public Object getOnmessage()

Returns the value of the window's onmessage property.

Returns:

the value of the window's onmessage property

setOnmessage

public void setOnmessage(Object onmessage)

Sets the value of the window's onmessage property.

Parameters:

onmessage - the value of the window's onmessage property

getHandlerForJavaScript

private Object getHandlerForJavaScript(String eventName)

setHandlerForJavaScript

private void setHandlerForJavaScript(String eventName,
 Object handler)

postMessage

public void postMessage(String message,
 Object transfer)

Posts a message.

Parameters:

message - the object passed to the window

transfer - an optional sequence of Transferable objects

See Also:

• MDN documentation