Gao Hongtao 46c55ebdb9 Fix linear data npe (#1731) ... * Avoid null point exception		2018-10-08 22:37:22 +08:00
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src	Fix linear data npe (#1731)	2018-10-08 22:37:22 +08:00
pom.xml	Feature/trace query (#1685)	2018-09-20 17:31:57 +08:00