fasterxml.jackson ObjectMapper class And Maven arguments for JVM

For Converting JavaObject to String
objectMapper.writeValueAsString()

requestJSON = mapper.writer().writeValueAsString();

then back to javaobject from string
objectMapper.readValue()

For conversion of
(F) objectMapper.convertValue(faults, schemaFault.getClass());

org.apache.maven.plugins maven-surefire-plugin 2.18 1 -Xmx1024m -XX:MaxPermSize=1024m