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adding spring boot basic
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‎SpringBootBasicExample/doc/help.txt

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To Execute the Application
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---------------------------
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>mvn spring-boot:run
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To get the output
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-------------------------
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url http://localhost:8080/application/welcome
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To exit from Execution
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--------------------------
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ctrl-c
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===========================================================================
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To Create Executable Jar
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------------------------------------
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In Pom.xml file
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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> mvn package
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To Check the content of jar file
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>jar tvf target/SpringBootBasicExample.jar
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To execute the jar file
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>java -jar target/SpringBootBasicExample.jar
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or create a jar and execute a file
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>mvn package && java -jar target/SpringBootBasicExample.jar

‎SpringBootBasicExample/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
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http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>SpringBootBasicExample</groupId>
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<artifactId>SpringBootBasicExample</artifactId>
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<version>1.0-SNAPSHOT</version>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>1.3.1.RELEASE</version>
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</parent>
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<organization>
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<name>ESpark</name>
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<url>http://adarshkumarsingh83.blogspot.in/</url>
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</organization>
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<licenses>
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<license>
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<name>ESpark</name>
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<url>http://adarshkumarsingh83.blogspot.in/licenses/LICENSE-2.0.txt</url>
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<distribution>repo</distribution>
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</license>
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</licenses>
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<developers>
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<developer>
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<id>adarshkumarsingh83</id>
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<name>Adarsh Kumar</name>
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<email>adarshkumarsingh83@gmail.com</email>
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<roles>
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<role>project architect</role>
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</roles>
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</developer>
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</developers>
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<repositories>
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<repository>
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<id>maven2-repository.java.net</id>
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<name>Java.net Repository for Maven</name>
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<url>http://download.java.net/maven/2/</url>
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</repository>
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<repository>
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<id>JBoss repository</id>
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<url>http://repository.jboss.org/nexus/content/groups/public/</url>
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</repository>
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<repository>
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<id>java.net</id>
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<url>https://maven.java.net/content/repositories/public/</url>
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</repository>
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</repositories>
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<properties>
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<project.name>SpringBootBasicExample</project.name>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<java.version>1.7</java.version>
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<junit.version>4.11</junit.version>
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<slf4j.version>1.6.1</slf4j.version>
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<log4j.version>1.2.17</log4j.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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<version>1.3.1.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>com.google.code.gson</groupId>
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<artifactId>gson</artifactId>
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<version>2.5</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<version>1.2.6.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>${junit.version}</version>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-api</artifactId>
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<version>${slf4j.version}</version>
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</dependency>
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<dependency>
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<groupId>log4j</groupId>
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<artifactId>log4j</artifactId>
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<version>${log4j.version}</version>
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</dependency>
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</dependencies>
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<build>
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<finalName>${project.name}</finalName>
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<outputDirectory>target/classes</outputDirectory>
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<resources>
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<resource>
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<directory>src/main/resources</directory>
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<filtering>true</filtering>
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</resource>
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</resources>
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<plugins>
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<plugin>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>${java.version}</source>
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<target>${java.version}</target>
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<encoding>${project.build.sourceEncoding}</encoding>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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</project>

‎SpringBootBasicExample/src/main/java/com/espark/adarsh/SpringBootController.java

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/*
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* Copyright (c) 2015 Espark And ©Adarsh Development Services @copyright All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of Espark nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.espark.adarsh;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.*;
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import org.springframework.boot.autoconfigure.*;
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import org.springframework.context.annotation.PropertySource;
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import org.springframework.web.bind.annotation.*;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* @author Adarsh Kumar
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* @author $LastChangedBy: Adarsh Kumar$
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* @version $Revision: 0001 $, $Date:: 1/1/10 0:00 AM#$
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* @Espark @copyright all right reserve
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*/
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@RestController
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@EnableAutoConfiguration
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@RequestMapping("/application")
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@PropertySource("classpath:application.properties")
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public class SpringBootController {
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@Value("${message}")
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private String message;
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@RequestMapping(value = "/welcome"
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,produces = {"application/json"}
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,method = RequestMethod.GET)
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public
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@ResponseBody
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Map<String,String> welcomeMessage() {
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final Map<String,String> msg=new HashMap<String,String>(){
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{
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put("name",System.getProperty("user.name")) ;
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put("msg", "Hello " + System.getProperty("user.name") + " " +message) ;
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}
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};
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return msg;
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}
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public static void main(String[] args) throws Exception {
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SpringApplication.run(SpringBootController.class, args);
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}
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}

‎SpringBootBasicExample/src/main/resources/application.properties

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server.port=8080
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message=Welcome To Spring Boot

‎SpringBootBasicExample/src/main/resources/log4j.xml

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<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
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<log4j:configuration debug="true"
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xmlns:log4j='http://jakarta.apache.org/log4j/'>
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<appender name="console" class="org.apache.log4j.ConsoleAppender">
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<layout class="org.apache.log4j.PatternLayout">
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<param name="ConversionPattern"
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value="%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n" />
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</layout>
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</appender>
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<appender name="file" class="org.apache.log4j.RollingFileAppender">
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<param name="append" value="false" />
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<param name="maxFileSize" value="10MB" />
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<param name="maxBackupIndex" value="10" />
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<param name="file" value="/log/application.log" />
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<layout class="org.apache.log4j.PatternLayout">
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<param name="ConversionPattern"
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value="%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n" />
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</layout>
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</appender>
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<root>
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<level value="ALL" />
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<appender-ref ref="console" />
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<appender-ref ref="file" />
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</root>
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</log4j:configuration>

‎SpringBootBasicExample/src/test/java/com/espark/adarsh/SpringBootControllerRestClientTest.java

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/*
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* Copyright (c) 2015 Espark And ©Adarsh Development Services @copyright All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of Espark nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21+
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25+
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26+
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.espark.adarsh;
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import static org.hamcrest.Matchers.equalTo;
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import static org.junit.Assert.assertThat;
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import java.net.URL;
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import java.util.HashMap;
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import java.util.Map;
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import com.google.gson.Gson;
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import com.google.gson.reflect.TypeToken;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.test.IntegrationTest;
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import org.springframework.boot.test.SpringApplicationConfiguration;
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import org.springframework.boot.test.TestRestTemplate;
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import org.springframework.http.ResponseEntity;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.springframework.test.context.web.WebAppConfiguration;
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import org.springframework.web.client.RestTemplate;
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/**
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* @author Adarsh Kumar
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* @author $LastChangedBy: Adarsh Kumar$
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* @version $Revision: 0001 $, $Date:: 1/1/10 0:00 AM#$
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* @Espark @copyright all right reserve
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*/
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringApplicationConfiguration(classes = SpringBootController.class)
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@WebAppConfiguration
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@IntegrationTest({"server.port=0"})
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public class SpringBootControllerRestClientTest {
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@Value("${local.server.port}")
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private int port;
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@Value("${message}")
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private String message;
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private URL base;
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private RestTemplate template;
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@Before
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public void setUp() throws Exception {
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this.base = new URL("http://localhost:" + port + "/application/welcome");
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template = new TestRestTemplate();
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}
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@Test
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public void getHello() throws Exception {
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ResponseEntity<String> response = template.getForEntity(base.toString(), String.class);
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final String jsonString=response.getBody();
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Map<String, String> retMap = new Gson().fromJson(jsonString, new TypeToken<HashMap<String, String>>() {}.getType());
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assertThat(retMap.get("name"), equalTo(System.getProperty("user.name")));
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assertThat(retMap.get("msg"), equalTo("Hello " + System.getProperty("user.name") + " " +message));
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}
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}

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