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  1. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesJdbc The web application [ROOT] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
  2. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [Abandoned connection cleanup thread] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
  3. java.base@10/java.lang.Object.wait(Native Method)
  4. java.base@10/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
  5. com.mysql.jdbc.AbandonedConnectionCleanupThread.run(AbandonedConnectionCleanupThread.java:64)
  6. java.base@10/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1135)
  7. java.base@10/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  8. java.base@10/java.lang.Thread.run(Thread.java:844)
  9. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [C3P0PooledConnectionPoolManager[identityToken->1hgeknc9u14kipx21b5y3it|20fda773]-AdminTaskTimer] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
  10. java.base@10/java.lang.Object.wait(Native Method)
  11. java.base@10/java.util.TimerThread.mainLoop(Timer.java:553)
  12. java.base@10/java.util.TimerThread.run(Timer.java:506)
  13. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [C3P0PooledConnectionPoolManager[identityToken->1hgeknc9u14kipx21b5y3it|20fda773]-HelperThread-#0] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
  14. java.base@10/java.lang.Object.wait(Native Method)
  15. com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:683)
  16. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [C3P0PooledConnectionPoolManager[identityToken->1hgeknc9u14kipx21b5y3it|20fda773]-HelperThread-#1] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
  17. java.base@10/java.lang.Object.wait(Native Method)
  18. com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:683)
  19. 04-Apr-2018 22:52:23.289 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [C3P0PooledConnectionPoolManager[identityToken->1hgeknc9u14kipx21b5y3it|20fda773]-HelperThread-#2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
  20. java.base@10/java.lang.Object.wait(Native Method)
  21. com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:683)
  22.  
  23. <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  24. xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  25. <modelVersion>4.0.0</modelVersion>
  26. <groupId>by.example</groupId>
  27. <artifactId>crm</artifactId>
  28. <packaging>war</packaging>
  29. <version>1.0-SNAPSHOT</version>
  30. <name>CRM</name>
  31.  
  32. <properties>
  33. <junit.version>3.8.1</junit.version>
  34. <hibernate.version>5.2.16.Final</hibernate.version>
  35. <mysql.connector.version>5.1.45</mysql.connector.version>
  36. <servlet.version>4.0.0</servlet.version>
  37. <jstl.version>1.2</jstl.version>
  38. <c3p0.version>5.2.15.Final</c3p0.version>
  39. <maven.compiler.source>10</maven.compiler.source>
  40. <maven.compiler.target>10</maven.compiler.target>
  41. <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  42. </properties>
  43.  
  44. <dependencies>
  45. <dependency>
  46. <groupId>junit</groupId>
  47. <artifactId>junit</artifactId>
  48. <version>${junit.version}</version>
  49. <scope>test</scope>
  50. </dependency>
  51. <dependency>
  52. <groupId>org.hibernate</groupId>
  53. <artifactId>hibernate-core</artifactId>
  54. <version>${hibernate.version}</version>
  55. </dependency>
  56. <dependency>
  57. <groupId>mysql</groupId>
  58. <artifactId>mysql-connector-java</artifactId>
  59. <version>${mysql.connector.version}</version>
  60. <scope>runtime</scope>
  61. </dependency>
  62. <dependency>
  63. <groupId>javax.servlet</groupId>
  64. <artifactId>javax.servlet-api</artifactId>
  65. <version>${servlet.version}</version>
  66. <scope>provided</scope>
  67. </dependency>
  68. <dependency>
  69. <groupId>jstl</groupId>
  70. <artifactId>jstl</artifactId>
  71. <version>${jstl.version}</version>
  72. </dependency>
  73. <dependency>
  74. <groupId>org.hibernate</groupId>
  75. <artifactId>hibernate-c3p0</artifactId>
  76. <version>${c3p0.version}</version>
  77. </dependency>
  78. <dependency>
  79. <groupId>javax.xml.bind</groupId>
  80. <artifactId>jaxb-api</artifactId>
  81. <version>2.3.0</version>
  82. </dependency>
  83. <dependency>
  84. <groupId>com.sun.xml.bind</groupId>
  85. <artifactId>jaxb-impl</artifactId>
  86. <version>2.3.0</version>
  87. </dependency>
  88. <dependency>
  89. <groupId>com.sun.xml.bind</groupId>
  90. <artifactId>jaxb-core</artifactId>
  91. <version>2.3.0</version>
  92. </dependency>
  93. <dependency>
  94. <groupId>javax.activation</groupId>
  95. <artifactId>activation</artifactId>
  96. <version>1.1.1</version>
  97. </dependency>
  98. </dependencies>
  99.  
  100. <build>
  101. <finalName>crm</finalName>
  102. <plugins>
  103. <plugin>
  104. <groupId>org.apache.maven.plugins</groupId>
  105. <artifactId>maven-war-plugin</artifactId>
  106. <version>3.2.0</version>
  107. </plugin>
  108. <plugin>
  109. <groupId>org.apache.maven.plugins</groupId>
  110. <artifactId>maven-compiler-plugin</artifactId>
  111. <version>3.7.0</version>
  112. </plugin>
  113. <plugin>
  114. <groupId>org.apache.maven.plugins</groupId>
  115. <artifactId>maven-clean-plugin</artifactId>
  116. <version>3.0.0</version>
  117. </plugin>
  118. <plugin>
  119. <groupId>org.apache.maven.plugins</groupId>
  120. <artifactId>maven-surefire-plugin</artifactId>
  121. <version>2.21.0</version>
  122. </plugin>
  123. </plugins>
  124. </build>
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