HBASE-18894: null pointer exception in list_regions in shell command
Signed-off-by: Mike Drob <mdrob@apache.org>
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@ -77,6 +77,7 @@ EOF
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raise "#{cols} must be an array of strings. Possible values are SERVER_NAME, REGION_NAME, START_KEY, END_KEY, SIZE, REQ, LOCALITY."
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end
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error = false
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admin_instance = admin.instance_variable_get('@admin')
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conn_instance = admin_instance.getConnection
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cluster_status = admin_instance.getClusterStatus
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@ -105,6 +106,12 @@ EOF
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region_load_map = cluster_status.getLoad(server_name).getRegionsLoad
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region_load = region_load_map.get(hregion_info.getRegionName)
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if region_load.nil?
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puts "Can not find region: #{hregion_info.getRegionName} , it may be disabled or in transition\n"
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error = true
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break
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end
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# Ignore regions which exceed our locality threshold
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next unless accept_region_for_locality? region_load.getDataLocality, locality_threshold
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result_hash = {}
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@ -157,12 +164,14 @@ EOF
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@end_time = Time.now
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return if error
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size_hash.each do |param, length|
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printf(" %#{length}s |", param)
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end
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printf("\n")
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size_hash.each do |_param, length|
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size_hash.each_value do |length|
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str = '-' * length
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printf(" %#{length}s |", str)
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end
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