Below mentioned code is written on "ZoneJoinHandler.java file" for "SFSEventType.USER_JOIN_ZONE" event on init() method of java extension.
Code: Select all
// Initialize buddy list for current user
try {
SmartFoxServer.getInstance().getAPIManager().getBuddyApi().initBuddyList(user, false); //Line#157
} catch (IOException e) {
trace(ExtensionLogLevel.ERROR, String.format("Cannot init buddy list - %s", e.toString()), Arrays.toString(e.getStackTrace()));
logger.error(e.getMessage());
}
Exception logged in SFS Server Admin tool:
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15 May 2014 | 07:59:07,005 | WARN | pool-1-thread-1 | entities.managers.SFSExtensionManager | java.lang.NullPointerException:
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Exception: java.lang.NullPointerException
Message: *** Null ***
Description: Error during event handling: java.lang.NullPointerException, Listener: { Ext: Chapatiz, Type: JAVA, Lev: ZONE, { Zone: Chapatiz }, {} }
+--- --- ---+
Stack Trace:
+--- --- ---+
com.smartfoxserver.v2.api.response.SFSBuddyResponseApi.notifyBuddyListInited(SFSBuddyResponseApi.java:49)
com.smartfoxserver.v2.api.SFSBuddyApi.initBuddyList(SFSBuddyApi.java:87)
com.chapatiz.handler.ZoneJoinHandler.handleServerEvent(ZoneJoinHandler.java:157)
com.smartfoxserver.v2.extensions.SFSExtension.handleServerEvent(SFSExtension.java:258)
com.smartfoxserver.v2.entities.managers.SFSExtensionManager.dispatchEvent(SFSExtensionManager.java:764)
com.smartfoxserver.v2.entities.managers.SFSExtensionManager.dispatchZoneLevelEvent(SFSExtensionManager.java:685)
com.smartfoxserver.v2.entities.managers.SFSExtensionManager.handleServerEvent(SFSExtensionManager.java:885)
com.smartfoxserver.v2.core.SFSEventManager$SFSEventRunner.run(SFSEventManager.java:64)
java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
java.lang.Thread.run(Unknown Source)
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Please let me know what could be the reason for this warning?
I am using SFS java Client API: 1.3.0
SmartFoxServer_2X version 2.8.4
