[ch08] 8.3 Use dependency Injection.

src/main/java/exam/test07/Car.java

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+package exam.test07;
+
+/**
+ * Created by nhnent on 2017. 5. 27..
+ */
+public class Car {
+	private String model;
+	private Engine engine;
+	private Tire[] tires;
+
+	public Car() {
+
+	}
+
+	public Car(String model, Engine engine) {
+		this.model = model;
+		this.engine = engine;
+	}
+
+	public String getModel() {
+		return model;
+	}
+
+	public void setModel(String model) {
+		this.model = model;
+	}
+
+	public Engine getEngine() {
+		return engine;
+	}
+
+	public void setEngine(Engine engine) {
+		this.engine = engine;
+	}
+
+	public Tire[] getTires() {
+		return tires;
+	}
+
+	public void setTires(Tire[] tires) {
+		this.tires = tires;
+	}
+
+	@Override
+	public String toString() {
+		StringBuffer carInfo = new StringBuffer();
+		carInfo.append("[Car: " + model);
+		carInfo.append("\n  " + engine.toString());
+
+		if (tires != null) {
+			for (Tire tire : tires) {
+				carInfo.append("\n  " + tire.toString());
+			}
+		}
+		carInfo.append("\n]");
+
+		return carInfo.toString();
+	}
+}

src/main/java/exam/test07/Engine.java

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+package exam.test07;
+
+/**
+ * Created by nhnent on 2017. 5. 27..
+ */
+public class Engine {
+	private String maker;
+	private int cc;
+
+	public Engine() {
+
+	}
+
+	public Engine(String maker) {
+		this.maker = maker;
+	}
+
+	public String getMaker() {
+		return maker;
+	}
+
+	public void setMaker(String maker) {
+		this.maker = maker;
+	}
+
+	public int getCc() {
+		return cc;
+	}
+
+	public void setCc(int cc) {
+		this.cc = cc;
+	}
+
+	@Override
+	public String toString() {
+		return "[Engine: " + maker + ", " + cc + "]";
+	}
+}

src/main/java/exam/test07/Test.java

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+package exam.test07;
+
+/**
+ * Created by nhnent on 2017. 5. 27..
+ */
+
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+/**
+ * Created by nhnent on 2017. 5. 27..
+ */
+public class Test {
+
+	public static void main(String[] args) {
+
+		ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext("file:/Users/nhnent/workspace/workspace-intellij/java_webdev_workbook_spring/src/main/java/exam/test07/beans.xml");
+
+		System.out.println(ctx.getBean("car1"));
+
+		Engine engine = (Engine)ctx.getBean("engine1");
+		engine.setCc(3000);
+
+		System.out.println(ctx.getBean("car2"));
+        System.out.println(ctx.getBean("car3"));
+        System.out.println(ctx.getBean("car4"));
+	}
+}

src/main/java/exam/test07/Tire.java

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+package exam.test07;
+
+import java.util.Date;
+
+/**
+ * Created by nhnent on 2017. 5. 27..
+ */
+public class Tire {
+	private String maker;
+	private String spec;
+	private Date createdDate;
+
+	public String getMaker() {
+		return maker;
+	}
+
+	public void setMaker(String maker) {
+		this.maker = maker;
+	}
+
+	public String getSpec() {
+		return spec;
+	}
+
+	public void setSpec(String spec) {
+		this.spec = spec;
+	}
+
+	public Date getCreatedDate() {
+		return createdDate;
+	}
+
+	public void setCreatedDate(Date createdDate) {
+		this.createdDate = createdDate;
+	}
+
+	@Override
+	public String toString() {
+		return "[Tire: " + maker + ", " + spec + ((createdDate != null) ? (", " + createdDate.toString()) : "") + "]";
+	}
+}

src/main/java/exam/test07/beans.xml

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+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+                            http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="engine1" class="exam.test07.Engine">
+        <constructor-arg>
+            <value>Hyundai</value>
+        </constructor-arg>
+        <property name="cc">
+            <value>1998</value>
+        </property>
+    </bean>
+
+    <bean id="car1" class="exam.test07.Car">
+        <property name="model">
+            <value>Avante</value>
+        </property>
+        <property name="engine">
+            <ref bean="engine1" />
+        </property>
+    </bean>
+
+    <bean id="car2" class="exam.test07.Car">
+        <property name="model" value="Sonata" />
+        <property name="engine" ref="engine1" />
+    </bean>
+
+    <bean id="car3" class="exam.test07.Car">
+        <property name="model" value="Grandeur" />
+        <property name="engine" ref="engine1" />
+    </bean>
+
+    <bean id="car4" class="exam.test07.Car">
+        <property name="model" value="Equus" />
+        <property name="engine" ref="engine1" />
+    </bean>
+</beans>