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Java 9 Dependency Injection
book

Java 9 Dependency Injection

by Nilang Patel, Krunal Patel
April 2018
Intermediate to advanced content levelIntermediate to advanced
246 pages
6h 11m
English
Packt Publishing
Content preview from Java 9 Dependency Injection

Deferring the setting of a dependency from constructor to setter

Let's understand how solves circular dependency by providing a dependency from the constructor to the setter method. There is a special case where due to circular dependency, you can't even create the object of the domain model. For example, say you are developing an application for a tyre manufacturer; who uses these tyres for cars. Based on the car's max speed, you need to set the min rim size of the tyre. For this, you have created the Car and Tyre classes, as in the following snippet:

public class Car {  private Tyre tyre;  private int maxSpeed;  public Car(Tyre tyre) {    this.tyre = tyre;    setMaxSpeed(150);  }  public int getMaxSpeed() {    return maxSpeed;  } public void setMaxSpeed(int ...
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Publisher Resources

ISBN: 9781788296250Supplemental Content