Friday 6 July 2018

How to Inject java.util.Properties using Spring dependency injection by Setter method?


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How to Inject java.util.Properties using Spring dependency injection by Setter method?

How to Inject java.util.Properties using Spring dependency injection by Setter method?

How to Inject java.util.Properties using Spring dependency injection by Setter method?

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0%20http://maven.apache.org/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.ram.core</groupId>
    <artifactId>SpringDemo</artifactId>
    <packaging>jar</packaging>
    <version>1.0-SNAPSHOT</version>
    <name>SpringDemo</name>
    <url>http://maven.apache.org</url>

    <properties>
        <spring.version>5.0.2.RELEASE</spring.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>

        <!-- Spring 5 dependencies -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.version}</version>
        </dependency>
    </dependencies>
</project>

FruitShop.java

package com.ram.core;

import java.util.Properties;

public class FruitShop
{
    private String shopName;
    private Properties availableFruits;
   
    public String getShopName()
    {
        return shopName;
    }

    public void setShopName(String shopName)
    {
        this.shopName = shopName;
    }

    public Properties getAvailableFruits()
    {
        return availableFruits;
    }

    public void setAvailableFruits(Properties availableFruits)
    {
        this.availableFruits = availableFruits;
    }

    public void displayFruitShopInfo()
    {
        System.out.println("FruitShop [shopName=" + shopName
                + ", availableFruits=" + availableFruits + "]");
    }

}

applicationContext.xml

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context-4.3.xsd">


    <bean id="fruitShop" class="com.ram.core.FruitShop">

        <property name="shopName" value="Fruit Mart"></property>
        <property name="availableFruits">
            <props>
                <prop key="1">Apple</prop>
                <prop key="2">Grapes</prop>
            </props>
        </property>

    </bean>

</beans>

App.java

package com.ram.core;

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

public class App
{
    public static void main(String[] args)
    {
        ApplicationContext context = new ClassPathXmlApplicationContext(
                "applicationContext.xml");

        System.out.println("---------------------------------------");

        FruitShop fruitShop = (FruitShop) context.getBean("fruitShop");
        System.out.println(
                "Got fruitShop object from the ApplicationContext(Spring Container)");
        fruitShop.displayFruitShopInfo();
    }

}

Output

Jun 04, 2018 10:23:42 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@5b37e0d2: startup date [Mon Jun 04 10:23:42 IST 2018]; root of context hierarchy
Jun 04, 2018 10:23:42 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
---------------------------------------
Got fruitShop object from the ApplicationContext(Spring Container)
FruitShop [shopName=Fruit Mart, availableFruits={2=Grapes, 1=Apple}]

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/SpringDemo_SI_Properties.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/javaee/tree/master/Spring_2018/SpringDemo_SI_Properties

Bitbucket Link:
https://bitbucket.org/ramram43210/spring/src/fb8abae215fc2e0fc62b597f4d96e230bfaaa9ad/Spring_2018/SpringDemo_SI_Properties/?at=master

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