title: how to change default truststore path
body: <p>when i run </p>
  
  <pre><code>mvn clean install -Djavax.net.debug=ssl
  </code></pre>
  
  <p>i get the truststore path as </p>
  
  <blockquote>
    <p>trustStore is:
    /home/user/Downloads/jdk8/openjdk-8u40-b25-linux-x64-10_feb_2015/java-se-8u40-ri/jre/lib/security/cacerts</p>
  </blockquote>
  
  <p>but that's a a wrong path and it end's up giving me this error </p>
  
  <pre><code>Failed to read artifact descriptor for org.springframework.statemachine:spring-statemachine-core:jar:
  2.1.3.RELEASE: Could not transfer artifact org.springframework.statemachine:spring-statemachine-core:
  pom:2.1.3.RELEASE from/to central (https://repo.maven.apache.org/maven2): java.lang.RuntimeException: 
  Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
  </code></pre>
  
  <p>so how can i change the path of the default truststore??</p>
  
  <p>i'am running in ubuntu 18.04
  and openjdk 8</p>