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How to wire implicit and explicit beans to properties in Spring Framework with Example
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Below is an example of "How to wire implicit and explicit beans to properties in Spring Framework with Example"
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ImplicitAndExplicitAutowiringBeansMixup

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Step.1 Start a Java Project with required jars 
  1. Open Eclipse
  2. Click on menu New -> Others
  3. In wizards type "Java Project" and Select "Java Project"
  4. Click Next
  5. Enter project name as "ImplicitAndExplicitAutowiringBeansMixup", then click Next
  6. Goto Libraries tab, then click on Add External JARs, then select Spring's 21 Framework Jars and commons-logging-1.1.jar.
  7. Click Finish.
Step.2 Project Explorer Preview 
RunMyProgram.java
package com.springexample;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class RunMyProgram {
	public static void main(String[] args) {
		ApplicationContext context = new ClassPathXmlApplicationContext("beans.xml");
		ExamVivaHolder examVivaHolder = (ExamVivaHolder) context.getBean("studentHolder");
			examVivaHolder.displayStudentDetails();
	}
}
Teacher.java
package com.springexample;

public class Teacher {
	private String teacherName;
	private String teacherDesigination;
	
	public String getTeacherName() {
		return teacherName;
	}
	public void setTeacherName(String teacherName) {
		this.teacherName = teacherName;
	}
	public String getTeacherDesigination() {
		return teacherDesigination;
	}
	public void setTeacherDesigination(String teacherDesigination) {
		this.teacherDesigination = teacherDesigination;
	}
}
beans.xml
<?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"
	default-autowire="byName">

	<bean id="student" class="com.springexample.Student">
		<property name="studentNo" value="1001" />
		<property name="studentName" value="John Peter" />
	</bean>
	
	<bean id="smithTeacher" class="com.springexample.Teacher">
		<property name="teacherName" value="Smith" />
		<property name="teacherDesigination" value="Games" />
	</bean>
	
	<bean id="albertTeacher" class="com.springexample.Teacher">
		<property name="teacherName" value="Albert" />
		<property name="teacherDesigination" value="Cricket" />
	</bean>
	
	<bean id="studentHolder" class="com.springexample.ExamVivaHolder">
		<property name="teacher" ref="albertTeacher" />
	</bean>
</beans>
ExamVivaHolder.java
package com.springexample;

public class ExamVivaHolder {
	Student student;
	Teacher teacher;

	public Student getStudent() {
		return student;
	}

	public void setStudent(Student student) {
		this.student = student;
	}	
	
	public Teacher getTeacher() {
		return teacher;
	}

	public void setTeacher(Teacher teacher) {
		this.teacher = teacher;
	}

	public void displayStudentDetails(){
		System.out.println("Exam viva inbetween!");
		System.out.println(teacher.getTeacherName()+" ("+teacher.getTeacherDesigination()+")");
		System.out.println("Taking class to");
		System.out.println(student.getStudentName()+" ("+student.getStudentNo()+")");
		System.out.println();
	}
}
Student.java
package com.springexample;

public class Student {
	private int studentNo;
	private String studentName;
	
	public int getStudentNo() {
		return studentNo;
	}
	public void setStudentNo(int studentNo) {
		this.studentNo = studentNo;
	}
	public String getStudentName() {
		return studentName;
	}
	public void setStudentName(String studentName) {
		this.studentName = studentName;
	}	
}
Output 
Exam viva inbetween!
Albert (Cricket)
Taking class to
John Peter (1001)
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