Java Techies- Solution for All
Spring Collection Dependencies Example
Student.java File
package com.jtechies; import java.util.List; public class Student { private String name; private List<Teacher> teachers; private String rollNo; public String getName() { return name; } public void setName(String name) { this.name = name; } public List<Teacher> getTeachers() { return teachers; } public void setTeachers(List<Teacher> teachers) { this.teachers = teachers; } public String getRollNo() { return rollNo; } public void setRollNo(String rollNo) { this.rollNo = rollNo; } @Override public String toString() { return "Student [name=" + name + "," + teachers + ", rollNo=" + rollNo + "]"; } }
Teacher.java File
package com.jtechies; pupackage com.jtechies; public class Teacher { private String name; private String subject; public String getName() { return name; } public void setName(String name) { this.name = name; } public String getSubject() { return subject; } public void setSubject(String subject) { this.subject = subject; } @Override public String toString() { return "Teacher [name=" + name + ", subject=" + subject + "]"; } }
Test.java File
package com.jtechies; import org.springframework.context.ApplicationContext; import org.springframework.context.support. ClassPathXmlApplicationContext; public class Test { public static void main(String[] args) { ApplicationContext context = new ClassPathXmlApplicationContext("Beans.xml"); Student student= (Student)context.getBean("student"); System.out.println(student); } }
Beans.xml file
<?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-3.0.xsd"> <bean id="student" class="com.jtechies.Student"> <property name="teachers"> <list> <ref bean="teacher1"/> <ref bean="teacher2"/> <ref bean="teacher3"/> </list> </property> <property name="rollNo" value="1001"/> </bean> <bean id="teacher1" class="com.jtechies.Teacher"> <property name="name" value="Peter"/> <property name="subject" value="c programming"/> </bean> <bean id="teacher2" class="com.jtechies.Teacher"> <property name="name" value="John"/> <property name="subject" value="Data Structure"/> </bean> <bean id="teacher3" class="com.jtechies.Teacher"> <property name="name" value="MR. Grey"/> <property name="subject" value="Computer Architecture"/> </bean> </beans>
Output
Student [name=peter,[Teacher [name=Peter, subject=c programming], Teacher [name=John, subject=Data Structure], Teacher [name=MR. Grey, subject=Computer Architecture]], rollNo=1001]