Class StaticMembershipInterceptor
java.lang.Object
org.apache.catalina.tribes.group.ChannelInterceptorBase
org.apache.catalina.tribes.group.interceptors.StaticMembershipInterceptor
- All Implemented Interfaces:
ChannelInterceptor,StaticMembershipInterceptorMBean,Heartbeat,MembershipListener
public class StaticMembershipInterceptor
extends ChannelInterceptorBase
implements StaticMembershipInterceptorMBean
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Nested Class Summary
Nested classes/interfaces inherited from interface org.apache.catalina.tribes.ChannelInterceptor
ChannelInterceptor.InterceptorEvent -
Field Summary
FieldsModifier and TypeFieldDescriptionprotected Memberprotected static final byte[]protected static final byte[]protected static final StringManagerFields inherited from class org.apache.catalina.tribes.group.ChannelInterceptorBase
optionFlag -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidaddStaticMember(Member member) protected ChannelInterceptorgetLocalMember(boolean incAlive) Return the member that represents this node.Intercepts theChannel.getMember(Member)methodMember[]Get all current cluster membersbooleanhas membersvoidthemessageReceivedis invoked when a message is received.voidremoveStaticMember(Member member) protected voidsendLocalMember(Member[] members) protected voidsendMemberMessage(Member[] members, byte[] message) protected voidsendShutdown(Member[] members) voidsetLocalMember(Member member) voidstart(int svc) Starts up the channel.voidstop(int svc) Shuts down the channel.Methods inherited from class org.apache.catalina.tribes.group.ChannelInterceptorBase
fireInterceptorEvent, getChannel, getNext, getOptionFlag, getPrevious, heartbeat, memberAdded, memberDisappeared, okToProcess, sendMessage, setChannel, setNext, setOptionFlag, setPreviousMethods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface org.apache.catalina.tribes.group.interceptors.StaticMembershipInterceptorMBean
getOptionFlag
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Field Details
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sm
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MEMBER_START
protected static final byte[] MEMBER_START -
MEMBER_STOP
protected static final byte[] MEMBER_STOP -
members
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localMember
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Constructor Details
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StaticMembershipInterceptor
public StaticMembershipInterceptor()
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Method Details
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addStaticMember
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removeStaticMember
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setLocalMember
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messageReceived
Description copied from interface:ChannelInterceptorthemessageReceivedis invoked when a message is received.ChannelMessage.getAddress()is the sender, or the reply-to address if it has been overwritten.- Specified by:
messageReceivedin interfaceChannelInterceptor- Overrides:
messageReceivedin classChannelInterceptorBase- Parameters:
msg- ChannelMessage
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hasMembers
public boolean hasMembers()has members- Specified by:
hasMembersin interfaceChannelInterceptor- Overrides:
hasMembersin classChannelInterceptorBase- Returns:
- boolean - if the channel has members in its membership group
- See Also:
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getMembers
Get all current cluster members- Specified by:
getMembersin interfaceChannelInterceptor- Overrides:
getMembersin classChannelInterceptorBase- Returns:
- all members or empty array
- See Also:
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getMember
Description copied from interface:ChannelInterceptorIntercepts theChannel.getMember(Member)method- Specified by:
getMemberin interfaceChannelInterceptor- Overrides:
getMemberin classChannelInterceptorBase- Parameters:
mbr- Member- Returns:
- Member
- See Also:
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getLocalMember
Return the member that represents this node.- Specified by:
getLocalMemberin interfaceChannelInterceptor- Specified by:
getLocalMemberin interfaceStaticMembershipInterceptorMBean- Overrides:
getLocalMemberin classChannelInterceptorBase- Parameters:
incAlive- boolean- Returns:
- Member
- See Also:
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start
Starts up the channel. This can be called multiple times for individual services to start The svc parameter can be the logical or value of any constantsSends notifications upwards.
- Specified by:
startin interfaceChannelInterceptor- Overrides:
startin classChannelInterceptorBase- Parameters:
svc- int value of
DEFAULT - will start all services
MBR_RX_SEQ - starts the membership receiver
MBR_TX_SEQ - starts the membership broadcaster
SND_TX_SEQ - starts the replication transmitter
SND_RX_SEQ - starts the replication receiver- Throws:
ChannelException- if a startup error occurs or the service is already started.- See Also:
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stop
Shuts down the channel. This can be called multiple times for individual services to shutdown The svc parameter can be the logical or value of any constantsSends local member shutdown.
- Specified by:
stopin interfaceChannelInterceptor- Overrides:
stopin classChannelInterceptorBase- Parameters:
svc- int value of
DEFAULT - will shutdown all services
MBR_RX_SEQ - stops the membership receiver
MBR_TX_SEQ - stops the membership broadcaster
SND_TX_SEQ - stops the replication transmitter
SND_RX_SEQ - stops the replication receiver- Throws:
ChannelException- if a startup error occurs or the service is already started.- See Also:
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sendLocalMember
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sendShutdown
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getfirstInterceptor
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sendMemberMessage
- Throws:
ChannelException
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