rdev/gossip-revisited
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add comments about id

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This commit is contained in:
Edward Capriolo
2015-02-21 19:07:32 -05:00
parent b8c6040ffc
commit 9c3cbf3436
1 changed files with 6 additions and 0 deletions
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6
src/main/java/com/google/code/gossip/GossipMember.java
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@ -19,6 +19,11 @@ public abstract class GossipMember implements Comparable<GossipMember>{
protected final String _host; protected final String _host;
protected final int _port; protected final int _port;
protected int _heartbeat; protected int _heartbeat;
/**
* The purpose of the id field is to be able for nodes to identify themselves beyond there host/port. For example
* an application might generate a persistent id so if they rejoin the cluster at a different host and port we
* are aware it is the same node.
*/
protected String _id; protected String _id;
/** /**
@ -26,6 +31,7 @@ public abstract class GossipMember implements Comparable<GossipMember>{
* @param host The hostname or IP address. * @param host The hostname or IP address.
* @param port The port number. * @param port The port number.
* @param heartbeat The current heartbeat. * @param heartbeat The current heartbeat.
* @param id an id that may be replaced after contact
*/ */
public GossipMember(String host, int port, String id, int heartbeat) { public GossipMember(String host, int port, String id, int heartbeat) {
_host = host; _host = host;