title: Migrating existing jersey postgres app to spring boot
body: <p>we are trying to convert our existing app to spring boot app.
  custom entity manager is used to connect to database in app.
  Whenever we are running app ,server is stopping with following logs.
  logs are not giving me clue for any issues</p>
  
  <p><a href="https://i.stack.imgur.com/tU5do.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/tU5do.png" alt="console logs"></a></p>
  
  <pre><code>Pom.xml `&lt;?xml version="1.0"?&gt;
  &lt;project
      xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
      xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"&gt;
      &lt;modelVersion&gt;4.0.0&lt;/modelVersion&gt;
  
      &lt;parent&gt;
          &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
          &lt;artifactId&gt;spring-boot-starter-parent&lt;/artifactId&gt;
          &lt;version&gt;1.4.1.RELEASE&lt;/version&gt;
      &lt;/parent&gt;
      &lt;groupId&gt;com.test&lt;/groupId&gt;
      &lt;artifactId&gt;amin&lt;/artifactId&gt;
      &lt;version&gt;0.0.1-SNAPSHOT&lt;/version&gt;
      &lt;packaging&gt;jar&lt;/packaging&gt;
      &lt;name&gt;admin Maven Webapp&lt;/name&gt;
      &lt;url&gt;http://maven.apache.org&lt;/url&gt;
  </code></pre>
  
  <blockquote>
    <p>dependencies</p>
  </blockquote>
  
  <pre><code>    &lt;dependencies&gt;
  
          &lt;dependency&gt;
              &lt;groupId&gt;javax.servlet&lt;/groupId&gt;
              &lt;artifactId&gt;javax.servlet-api&lt;/artifactId&gt;
              &lt;version&gt;3.0.1&lt;/version&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;org.apache.tomcat.embed&lt;/groupId&gt;
              &lt;artifactId&gt;tomcat-embed-logging-juli&lt;/artifactId&gt;
              &lt;version&gt;7.0.22&lt;/version&gt;
          &lt;/dependency&gt;
  
          &lt;dependency&gt;
              &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
              &lt;artifactId&gt;spring-boot-starter&lt;/artifactId&gt;
              &lt;exclusions&gt;
                  &lt;exclusion&gt;
                      &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;
                      &lt;artifactId&gt;logback-classic&lt;/artifactId&gt;
                  &lt;/exclusion&gt;
                  &lt;exclusion&gt;
                      &lt;groupId&gt;org.slf4j&lt;/groupId&gt;
                      &lt;artifactId&gt;slf4j-api&lt;/artifactId&gt;
                  &lt;/exclusion&gt;
              &lt;/exclusions&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
              &lt;artifactId&gt;spring-boot-starter-web&lt;/artifactId&gt;
              &lt;exclusions&gt;
                  &lt;exclusion&gt;
                      &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;
                      &lt;artifactId&gt;logback-classic&lt;/artifactId&gt;
                  &lt;/exclusion&gt;
                  &lt;exclusion&gt;
                      &lt;groupId&gt;org.slf4j&lt;/groupId&gt;
                      &lt;artifactId&gt;slf4j-api&lt;/artifactId&gt;
                  &lt;/exclusion&gt;
              &lt;/exclusions&gt;
          &lt;/dependency&gt;
  
          &lt;dependency&gt;
              &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
              &lt;artifactId&gt;spring-boot-starter-data-jpa&lt;/artifactId&gt;
              &lt;exclusions&gt;
                  &lt;exclusion&gt;
                      &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;
                      &lt;artifactId&gt;logback-classic&lt;/artifactId&gt;
                  &lt;/exclusion&gt;
              &lt;/exclusions&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;org.postgresql&lt;/groupId&gt;
              &lt;artifactId&gt;postgresql&lt;/artifactId&gt;
              &lt;version&gt;9.4-1200-jdbc41&lt;/version&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
  
              &lt;groupId&gt;org.apache.httpcomponents&lt;/groupId&gt;
              &lt;artifactId&gt;httpmime&lt;/artifactId&gt;
              &lt;version&gt;4.3.6&lt;/version&gt;
              &lt;type&gt;jar&lt;/type&gt;
              &lt;scope&gt;test&lt;/scope&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;commons-io&lt;/groupId&gt;
              &lt;artifactId&gt;commons-io&lt;/artifactId&gt;
              &lt;version&gt;2.4&lt;/version&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;org.reflections&lt;/groupId&gt;
              &lt;artifactId&gt;reflections&lt;/artifactId&gt;
              &lt;version&gt;0.9.9-RC1&lt;/version&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;javax.websocket&lt;/groupId&gt;
              &lt;artifactId&gt;javax.websocket-api&lt;/artifactId&gt;
              &lt;version&gt;1.0&lt;/version&gt;
              &lt;scope&gt;provided&lt;/scope&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;com.googlecode.plist&lt;/groupId&gt;
              &lt;artifactId&gt;dd-plist&lt;/artifactId&gt;
              &lt;version&gt;1.8&lt;/version&gt;
          &lt;/dependency&gt;
          &lt;dependency&gt;
              &lt;groupId&gt;redis.clients&lt;/groupId&gt;
              &lt;artifactId&gt;jedis&lt;/artifactId&gt;
              &lt;version&gt;2.8.1&lt;/version&gt;
              &lt;type&gt;jar&lt;/type&gt;
              &lt;scope&gt;compile&lt;/scope&gt;
          &lt;/dependency&gt;
      &lt;/dependencies&gt;
  </code></pre>
  
  <blockquote>
    <p>build section</p>
  </blockquote>
  
  <pre><code>    &lt;build&gt;
          &lt;finalName&gt;admin&lt;/finalName&gt;
          &lt;plugins&gt;
  
              &lt;plugin&gt;
                  &lt;artifactId&gt;maven-compiler-plugin&lt;/artifactId&gt;
                  &lt;version&gt;3.2&lt;/version&gt;
                  &lt;configuration&gt;
                      &lt;source&gt;1.8&lt;/source&gt;
                      &lt;target&gt;1.8&lt;/target&gt;
                  &lt;/configuration&gt;
              &lt;/plugin&gt;
              &lt;plugin&gt;
                  &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
                  &lt;artifactId&gt;spring-boot-maven-plugin&lt;/artifactId&gt;
              &lt;/plugin&gt;
  
          &lt;/plugins&gt;
      &lt;/build&gt;
      &lt;properties&gt;
          &lt;project.build.sourceEncoding&gt;UTF-8&lt;/project.build.sourceEncoding&gt;
          &lt;start-class&gt;com.test.test&lt;/start-class&gt;
          &lt;tomcat.version&gt;7.0.65&lt;/tomcat.version&gt;
  
      &lt;/properties&gt;
  &lt;/project&gt;
  </code></pre>
  
  <p>we tried muliple solutions for fixing this issue but nothing is coming out.
  please help us`</p>