* move updateTaskState into try/catch block in case of exception
* fix NPE
* using conf.getInt instead of getString
* for AbstractZKClient, remove the log, for it will print the same log message in createZNodePath.
for AlertDao, correct the spelling.
* duplicate
* refactor getTaskWorkerGroupId
* add friendly log
* update hearbeat thread num = 1
* fix the bug when worker execute task using queue. and remove checking Tenant user anymore in TaskScheduleThread
* 1. move verifyTaskInstanceIsNull after taskInstance
2. keep verifyTenantIsNull/verifyTaskInstanceIsNull clean and readable
* fix the message
* delete before check to avoid KeeperException$NoNodeException
* fix the message
* check processInstance state before delete tenant
* check processInstance state before delete worker group
* refactor
* merge api constants into common constatns
* update the resource perm
* update the dataSource perm
* fix CheckUtils.checkUserParams method
* update AlertGroupService, extends from BaseService, remove duplicate methods
* refactor
* modify method name
* add hasProjectAndPerm method
* using checkProject instead of getResultStatus
* delete checkAuth method, using hasProjectAndPerm instead.
* correct spelling
* add transactional for deleteWorkerGroupById
* add Transactional for deleteProcessInstanceById method
* change sqlSessionTemplate singleton
* change sqlSessionTemplate singleton and reformat code
* fix unsuitable error message
* update shutdownhook methods
* fix worker log bug
* fix api server debug mode bug
* upgrade zk version
* rename from DatasourceUserMapper to DataSourceUserMapper
* add unit test in UserMapper and WorkerGroupMapper
* change cn.escheduler to org.apache.dolphinscheduler
* add unit test in UdfFuncMapperTest
* add unit test in UdfFuncMapperTest
* remove DatabaseConfiguration
* add ConnectionFactoryTest
* cal duration in processInstancesList
* change desc to description
* change table name in mysql ddl
* change table name in mysql ddl
* change escheduler to dolphinscheduler
* change escheduler to dolphinscheduler
* change escheduler to dolphinscheduler
* remove log4j-1.2-api and modify AlertMapperTest
* remove log4j-1.2-api
* Add alertDao to spring management
* Add alertDao to spring management
* get SqlSessionFactory from MybatisSqlSessionFactoryBean
* get processDao by DaoFactory
* read druid properties in ConneciontFactory
* read druid properties in ConneciontFactory
* change get alertDao by spring to DaoFactory
* add log4j to resolve#967
* resole verify udf name error and delete udf error
* Determine if principal is empty
* Determine whether the logon user has the right to delete the project
* Fixed an issue that produced attatch file named such as ATT00002.bin
* fix too many connection in upgrade or create
* fix NEED_FAULT_TOLERANCE and WAITTING_THREAD count fail
* Added a judgment on whether the currently login user is an administrator
* fix update udf database not change and create time is changed
* add enterprise.wechat.enable to decide whether to send enterprise WeChat
* change method check
* Remove the administrator's judgment on query access token list
* only admin can create worker group
* delete alert group need delete the relation of user and alert group
* add timeout in proxy when upload large resource
* add gets scheduled times by expect fire times
* add gets scheduled times by expect fire times
* Increase the judgment of whether it is admin
* Increase the judgment of whether it is admin
* when delete access token add whether login user has perm to delete
* change mysql-connector-java scope to test
* add ConnectionFactoryTest and ConnectionFactory read datasource from appliction.yml
* .escheduler_env.sh to dolphinscheduler_env.sh
* dao yml assembly to conf directory
* table name modify
* entity title table name modify
* logback log name modify
* running through the big process
* running through the big process error modify
* logback log name modify
* data_source.properties rename
* logback log name modify
* install.sh optimization
* install.sh optimization
* command count modify
* command state update
* countCommandState sql update
* countCommandState sql update
* remove application.yml file
* master.properties modify
* install.sh modify
* install.sh modify
* api server startup modify
* the current user quits and the session is completely emptied. bug fix
* remove pom package resources
* Remove useless dependencies and add jsp-2.1-6.1.14
* Determine if principal is empty in getJdbcUrl method
* fix bug when register worker but create master node in zookeeper
* Remove useless dependencies such as hive-shims and log4j
* upgrade commons-email from 1.2 to 1.5 and remove mail-1.4.5.jar