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Example for Spring 4, Spring Boot and Spring Data
This is an example code for CRUD operation using Spring 4, Spring Boot and Spring data
1 parent cca0607 commit e8e9667

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‎.classpath‎

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" output="target/classes" path="src/main/java">
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<attributes>
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<attribute name="optional" value="true"/>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="src" output="target/test-classes" path="src/test/java">
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<attributes>
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<attribute name="optional" value="true"/>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="src" path="src/main/resources"/>
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<classpathentry kind="src" path="src/test/resources"/>
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<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="output" path="target/classes"/>
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</classpath>

‎.project‎

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>example</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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<buildCommand>
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<name>org.eclipse.m2e.core.maven2Builder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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<nature>org.eclipse.m2e.core.maven2Nature</nature>
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</natures>
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</projectDescription>

‎.settings/org.eclipse.core.resources.prefs‎

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eclipse.preferences.version=1
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encoding//src/main/java=UTF-8
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encoding//src/test/java=UTF-8
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encoding/<project>=UTF-8

‎.settings/org.eclipse.jdt.core.prefs‎

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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=1.8
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
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org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
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org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
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org.eclipse.jdt.core.compiler.source=1.8

‎.settings/org.eclipse.m2e.core.prefs‎

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activeProfiles=
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eclipse.preferences.version=1
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resolveWorkspaceProjects=true
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version=1

‎pom.xml‎

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.lalit.productsale</groupId>
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<artifactId>example</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>example</name>
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<url>http://maven.apache.org</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<mysql-connector-java.version>5.1.30</mysql-connector-java.version>
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<org.springframework.version>4.1.7.RELEASE</org.springframework.version>
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<hibernate.version>4.3.1.Final</hibernate.version>
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<junit.version>4.11</junit.version>
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</properties>
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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>1.2.5.RELEASE</version>
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</parent>
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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-data-jpa</artifactId>
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</dependency>
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<dependency>
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<groupId>mysql</groupId>
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<artifactId>mysql-connector-java</artifactId>
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<version>${mysql-connector-java.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-test</artifactId>
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<version>${org.springframework.version}</version>
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<scope>test</scope>
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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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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.hsqldb</groupId>
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<artifactId>hsqldb</artifactId>
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<version>2.3.1</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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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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</project>

‎sql/producttable.sql‎

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create database if not exists productsaledb;
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use productsaledb;
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-- create product table
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CREATE TABLE producttable (
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ProductID INT NOT NULL AUTO_INCREMENT,
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ProductName VARCHAR(45) NOT NULL,
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PRIMARY KEY (ProductID));
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--create salesentry
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CREATE TABLE salesentry (
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SalesID INT NOT NULL AUTO_INCREMENT,
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DateOfSale DATETIME NULL,
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ProductID INT NULL,
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SalesAmount DECIMAL(12,2) NULL,
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SalesEntrycol VARCHAR(45) NULL,
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PRIMARY KEY (SalesID),
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INDEX FK_ProductID_idx (ProductID ASC),
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CONSTRAINT FK_ProductID
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FOREIGN KEY (ProductID)
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REFERENCES producttable (ProductID));
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--populate producttable
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insert into producttable(ProductName)values('Product1');
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insert into producttable(ProductName)values('Product2');
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insert into producttable(ProductName)values('Product3');
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insert into producttable(ProductName)values('Product4');
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insert into producttable(ProductName)values('Product5');
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insert into producttable(ProductName)values('Product6');
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insert into producttable(ProductName)values('Product7');
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insert into producttable(ProductName)values('Product8');
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insert into producttable(ProductName)values('Product9');
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insert into producttable(ProductName)values('Product10');
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--populate salesentry
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-31',1,10);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-31',1,10);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-31',1,20);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-11-29',1,30);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-11-30',2,40);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-28',2,50);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-12',3,60);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-11',3,70);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-09',4,80);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-08',5,90);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-04',6,100);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-07',6,10);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-06',7,20);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-16',7,30);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-17',8,40);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-18',8,50);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-22',8,60);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-23',9,70);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-24',9,80);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-29',9,90);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-11-14',10,100);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-10-31',10,10);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-01',10,20);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-02',1,30);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-10',2,40);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-12',4,50);
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insert into salesentry(DateOfSale,ProductID,SalesAmount)values('2014-12-11',5,60);
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commit;

‎src/main/java/com/lalit/productsale/Application.java‎

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package com.lalit.productsale;
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import java.util.List;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.CommandLineRunner;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import com.lalit.productsale.output.ReportBuilder;
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import com.lalit.productsale.service.SaleRepository;
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@SpringBootApplication
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public class Application implements CommandLineRunner{
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@Autowired
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SaleRepository saleRepository;
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@Autowired
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ReportBuilder reportBuilder;
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public static void main(String[] args) {
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SpringApplication.run(Application.class);
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}
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@Override
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public void run(String... args) throws Exception {
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List<Object[]> results = saleRepository.getSaleSummary();
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reportBuilder.printReport(results);
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}
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}

‎src/main/java/com/lalit/productsale/ApplicationConfig.java‎

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package com.lalit.productsale;
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import javax.sql.DataSource;
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import org.hibernate.dialect.MySQL5Dialect;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.jdbc.datasource.SimpleDriverDataSource;
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import org.springframework.orm.jpa.JpaVendorAdapter;
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import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
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import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
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import org.springframework.transaction.annotation.EnableTransactionManagement;
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import com.mysql.jdbc.Driver;
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@Configuration
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@EnableTransactionManagement
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@ComponentScan("com.lalit.productsale")
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public class ApplicationConfig {
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@Bean
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public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
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LocalContainerEntityManagerFactoryBean emf = new LocalContainerEntityManagerFactoryBean();
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emf.setPackagesToScan("com.lalit.productsale");
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emf.setDataSource(dataSource());
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emf.setJpaVendorAdapter(jpaVendorAdapter());
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return emf;
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}
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@Bean
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public DataSource dataSource() {
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SimpleDriverDataSource dataSource = new SimpleDriverDataSource();
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dataSource.setDriverClass(Driver.class);
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dataSource.setUrl("jdbc:mysql://localhost:3306/productsaledb");
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dataSource.setUsername("root");
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dataSource.setPassword("root");
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return dataSource;
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}
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private JpaVendorAdapter jpaVendorAdapter() {
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HibernateJpaVendorAdapter jpaVendorAdapter = new HibernateJpaVendorAdapter();
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jpaVendorAdapter.setShowSql(true);
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jpaVendorAdapter.setGenerateDdl(true);
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jpaVendorAdapter.setDatabasePlatform(MySQL5Dialect.class.getName());
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return jpaVendorAdapter;
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}
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}

‎src/main/java/com/lalit/productsale/domain/Product.java‎

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package com.lalit.productsale.domain;
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import javax.persistence.Column;
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import javax.persistence.Entity;
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import javax.persistence.GeneratedValue;
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import javax.persistence.GenerationType;
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import javax.persistence.Id;
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import javax.persistence.Table;
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import org.springframework.data.annotation.AccessType;
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import org.springframework.data.annotation.AccessType.Type;
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@Entity
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@Table(name="producttable")
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@AccessType(Type.PROPERTY)
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public class Product {
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private Integer productId;
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private String productName;
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@Id
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@GeneratedValue(strategy=GenerationType.AUTO)
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@Column(name="ProductID")
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public Integer getProductId() {
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return productId;
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}
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public void setProductId(Integer productId) {
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this.productId = productId;
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}
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@Column(name="ProductName")
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public String getProductName() {
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return productName;
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}
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public void setProductName(String productName) {
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this.productName = productName;
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}
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}

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