MessageContext (Java EE 5 SDK)

javax.xml.rpc.handler Interface MessageContext

所有已知子接口:

SOAPMessageContext

public interface MessageContext

The interface MessageContext abstracts the message context that is processed by a handler in the handle method.

The MessageContext interface provides methods to manage a property set. MessageContext properties enable handlers in a handler chain to share processing related state.

版本:

1.1

作者:

Rahul Sharma, Roberto Chinnici

另请参见:

Handler

setProperty

void setProperty(String name,
                 Object value)

Sets the name and value of a property associated with the MessageContext. If the MessageContext contains a value of the same property, the old value is replaced.

参数:

name - Name of the property associated with the MessageContext

value - Value of the property

抛出异常:

IllegalArgumentException - If some aspect of the property is prevents it from being stored in the context

UnsupportedOperationException - If this method is not supported.

getProperty

Object getProperty(String name)

Gets the value of a specific property from the MessageContext

参数:

name - Name of the property whose value is to be retrieved

返回:

Value of the property

抛出异常:

IllegalArgumentException - if an illegal property name is specified

removeProperty

void removeProperty(String name)

Removes a property (name-value pair) from the MessageContext

参数:

name - Name of the property to be removed

抛出异常:

IllegalArgumentException - if an illegal property name is specified

containsProperty

boolean containsProperty(String name)

Returns true if the MessageContext contains a property with the specified name.

参数:

name - Name of the property whose presense is to be tested

返回:

Returns true if the MessageContext contains the property; otherwise false

getPropertyNames

Iterator getPropertyNames()

Returns an Iterator view of the names of the properties in this MessageContext

返回:

Iterator for the property names

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