public class SessionAttributeInitializingFilter extends IoFilterAdapter
IoFilter.NextFilter
构造器和说明 |
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SessionAttributeInitializingFilter()
Creates a new instance with no default attributes.
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SessionAttributeInitializingFilter(java.util.Map<java.lang.String,? extends java.lang.Object> attributes)
Creates a new instance with the specified default attributes.
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限定符和类型 | 方法和说明 |
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java.lang.Object |
getAttribute(java.lang.String key)
Returns the value of user-defined attribute.
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java.util.Set<java.lang.String> |
getAttributeKeys() |
java.lang.Object |
removeAttribute(java.lang.String key)
Removes a user-defined attribute with the specified key.
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void |
sessionCreated(IoFilter.NextFilter nextFilter,
IoSession session)
Puts all pre-configured attributes into the actual session attribute
map and forward the event to the next filter.
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java.lang.Object |
setAttribute(java.lang.String key)
Sets a user defined attribute without a value.
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java.lang.Object |
setAttribute(java.lang.String key,
java.lang.Object value)
Sets a user-defined attribute.
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void |
setAttributes(java.util.Map<java.lang.String,? extends java.lang.Object> attributes)
Sets the attribute map.
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destroy, exceptionCaught, filterClose, filterWrite, init, inputClosed, messageReceived, messageSent, onPostAdd, onPostRemove, onPreAdd, onPreRemove, sessionClosed, sessionIdle, sessionOpened, toString
public SessionAttributeInitializingFilter()
setAttribute(String, Object)
and setAttributes(Map)
.public SessionAttributeInitializingFilter(java.util.Map<java.lang.String,? extends java.lang.Object> attributes)
setAttribute(String, Object)
and setAttributes(Map)
.attributes
- The Attribute's Map to setpublic java.lang.Object getAttribute(java.lang.String key)
key
- the key of the attributepublic java.lang.Object setAttribute(java.lang.String key, java.lang.Object value)
key
- the key of the attributevalue
- the value of the attributepublic java.lang.Object setAttribute(java.lang.String key)
Boolean.TRUE
.key
- the key of the attributepublic java.lang.Object removeAttribute(java.lang.String key)
key
- The attribut's key we want to removeepublic java.util.Set<java.lang.String> getAttributeKeys()
public void setAttributes(java.util.Map<java.lang.String,? extends java.lang.Object> attributes)
attributes
- The attributes Map to setpublic void sessionCreated(IoFilter.NextFilter nextFilter, IoSession session) throws java.lang.Exception
sessionCreated
在接口中 IoFilter
sessionCreated
在类中 IoFilterAdapter
nextFilter
- the IoFilter.NextFilter
for this filter. You can reuse this
object until this filter is removed from the chain.session
- The IoSession
which has received this eventjava.lang.Exception
- If an error occurred while processing the event