public interface MessageContext
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.
Handler
Modifier and Type | Method and Description |
---|---|
boolean |
containsProperty(java.lang.String name)
Returns true if the
MessageContext contains a property
with the specified name. |
java.lang.Object |
getProperty(java.lang.String name)
Gets the value of a specific property from the
MessageContext |
java.util.Iterator |
getPropertyNames()
Returns an Iterator view of the names of the properties
in this
MessageContext |
void |
removeProperty(java.lang.String name)
Removes a property (name-value pair) from the
MessageContext |
void |
setProperty(java.lang.String name,
java.lang.Object value)
Sets the name and value of a property associated with the
MessageContext . |
void setProperty(java.lang.String name, java.lang.Object value)
MessageContext
. If the MessageContext
contains a value of the same property, the old value is replaced.name
- Name of the property associated with the
MessageContext
value
- Value of the propertyjava.lang.IllegalArgumentException
- If some aspect
of the property is prevents it from being stored
in the contextjava.lang.UnsupportedOperationException
- If this method is
not supported.java.lang.Object getProperty(java.lang.String name)
MessageContext
name
- Name of the property whose value is to be
retrievedjava.lang.IllegalArgumentException
- if an illegal
property name is specifiedvoid removeProperty(java.lang.String name)
MessageContext
name
- Name of the property to be removedjava.lang.IllegalArgumentException
- if an illegal
property name is specifiedboolean containsProperty(java.lang.String name)
MessageContext
contains a property
with the specified name.name
- Name of the property whose presense is to be
testedjava.util.Iterator getPropertyNames()
MessageContext