Usefull tools & topics

tools.md

Tools

MVNW

The Maven Wrapper is an excellent choice for projects that need a specific version of Maven (or for users that don’t want to install Maven at all). Instead of installing many versions of it in the operating system, we can just use the project-specific wrapper script.

links

• https://www.baeldung.com/maven-wrapper
• https://maven.apache.org/wrapper/

JQ

jq is a lightweight and flexible command-line JSON processor.

before

{
  "_embedded" : {
    "guestbookMessages" : [ {
      "name" : "Ray",
      "message" : "Hello",
      "imageUri" : null,
      "_links" : {
        "self" : {
          "href" : "http://localhost:8081/guestbookMessages/1"
        },
        "guestbookMessage" : {
          "href" : "http://localhost:8081/guestbookMessages/1"
        }
      }
    }, {
      "name" : "Baptiste Meurant",
      "message" : "Message",
      "imageUri" : null,
      "_links" : {
        "self" : {
          "href" : "http://localhost:8081/guestbookMessages/2"
        },
        "guestbookMessage" : {
          "href" : "http://localhost:8081/guestbookMessages/2"
        }
      }
    } ]
  },
  "_links" : {
    "self" : {
      "href" : "http://localhost:8081/guestbookMessages{?page,size,sort}",
      "templated" : true
    },
    "profile" : {
      "href" : "http://localhost:8081/profile/guestbookMessages"
    }
  },
  "page" : {
    "size" : 20,
    "totalElements" : 2,
    "totalPages" : 1,
    "number" : 0
  }
}

after

{
  "name": "Ray",
  "message": "Hello"
}
{
  "name": "Baptiste Meurant",
  "message": "Message"
}

links

• https://jqlang.github.io/jq/
• https://www.baeldung.com/linux/jq-command-json

JIB

Containers creation without dockerfile

links

• https://cloud.google.com/java/getting-started/jib?hl=fr

Spring Cloud GCP

links

• https://spring.io/projects/spring-cloud-gcp/