[FLUME-715] Update Precondition checks in ZooKeeperconfigStore to provide an actionable error message.

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 0.9.4
• Fix Version/s: 0.9.5
• Assignee: Unassigned
• Reporter: Jonathan Hsieh
• Created: 21/Jul/11 12:28
• Updated: 05/Nov/14 10:38
• Resolved: 05/Nov/14 10:38

Description

This was encountered by a user

100 Exception in thread "main" java.lang.IllegalArgumentException
101 at com.google.common.base.Preconditions.checkArgument(Preconditions.java:75)
102 at com.cloudera.flume.master.ZooKeeperConfigStore.getConfig(ZooKeeperConfigStore.java:338)
103 at com.cloudera.flume.master.ConfigManager.getConfig(ConfigManager.java:72)
104 at com.cloudera.flume.master.flows.FlowConfigManager.getFlowId(FlowConfigManager.java:68)
105 at com.cloudera.flume.master.flows.FlowConfigManager.setConfig(FlowConfigManager.java:280)
106 at com.cloudera.flume.master.flows.FlowConfigManager.loadConfigFile(FlowConfigManager.java:225)
107 at com.cloudera.flume.master.TranslatingConfigurationManager.loadConfigFile(TranslatingConfigurationManager.java:196)
108 at com.cloudera.flume.master.FlumeMaster.main(FlumeMaster.java:555)

Issue Links

• blocks: FLUME-712 Audit all Preconditions checks to make sure they give actionable error messages on failure.