Spring boot with Velocity template
Spring boot with Velocity template
netkiller old
发布于 2018-03-05 17:17:19
发布于 2018-03-05 17:17:19
本文节选自《Netkiller Java 手札》
地址： http://www.netkiller.cn/java/index.html
9.13. Spring boot with Velocity template
9.13.1. Maven
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-velocity</artifactId>
</dependency>
<dependency>
<groupId>org.apache.velocity</groupId>
<artifactId>velocity</artifactId>
</dependency> 例 9.3. Spring boot with Velocity template (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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>netkiller.cn</groupId>
<artifactId>api.netkiller.cn</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>api.netkiller.cn</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
</properties>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.3.0.RELEASE</version>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-security</artifactId> </dependency> -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-redis</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-amqp</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-oracle</artifactId>
<version>1.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc6</artifactId>
<!-- <version>12.1.0.1</version> -->
<version>11.2.0.3</version>
<scope>system</scope>
<systemPath>${basedir}/lib/ojdbc6.jar</systemPath>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-mail</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-velocity</artifactId>
</dependency>
<dependency>
<groupId>org.apache.velocity</groupId>
<artifactId>velocity</artifactId>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<sourceDirectory>src</sourceDirectory>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source />
<target />
</configuration>
</plugin>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<warSourceDirectory>WebContent</warSourceDirectory>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
</plugins>
</build>
</project> 9.13.2. Resource
src/main/resources/application.properties
spring.velocity.resourceLoaderPath=classpath:/templates/
spring.velocity.prefix=
spring.velocity.suffix=.vm
spring.velocity.cache=false
spring.velocity.check-template-location=true
spring.velocity.content-type=text/html
spring.velocity.charset=UTF-8
spring.velocity.properties.input.encoding=UTF-8
spring.velocity.properties.output.encoding=UTF-8 src/main/resources/templates/email.vm
<html>
<body>
<h3>${title}!</h3>
<p>${body}</p>
</body>
</html> 9.13.3. Application
package api;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import api.ApplicationConfiguration;
@SpringBootApplication
@EnableConfigurationProperties(ApplicationConfiguration.class)
@EnableAutoConfiguration
@ComponentScan({ "api.web", "api.rest", "api.service" })
@EnableMongoRepositories
@EnableJpaRepositories
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
} 9.13.4. RestController
package api.rest;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
import javax.mail.internet.MimeMessage;
import org.apache.velocity.app.VelocityEngine;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.FileSystemResource;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.ui.velocity.VelocityEngineUtils;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;
import api.pojo.Email;
@RestController
@RequestMapping("/v1/email")
public class EmailRestController extends CommonRestController {
@Autowired
private JavaMailSender javaMailSender;
@Autowired
private VelocityEngine velocityEngine;
@RequestMapping("version")
@ResponseStatus(HttpStatus.OK)
public String version() {
return "[OK] Welcome to withdraw Restful version 1.0";
}
@RequestMapping(value = "send", method = RequestMethod.POST, produces = { "application/xml", "application/json" })
public ResponseEntity<Email> sendSimpleMail(@RequestBody Email email) {
SimpleMailMessage message = new SimpleMailMessage();
message.setFrom(email.getFrom());
message.setTo(email.getTo());
message.setSubject(email.getSubject());
message.setText(email.getText());
javaMailSender.send(message);
email.setStatus(true);
return new ResponseEntity<Email>(email, HttpStatus.OK);
}
@RequestMapping(value = "attachments", method = RequestMethod.POST, produces = { "application/xml", "application/json" })
public ResponseEntity<Email> attachments(@RequestBody Email email) throws Exception {
MimeMessage mimeMessage = javaMailSender.createMimeMessage();
MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMessage, true);
mimeMessageHelper.setFrom(email.getFrom());
mimeMessageHelper.setTo(email.getTo());
mimeMessageHelper.setSubject(email.getSubject());
mimeMessageHelper.setText("<html><body><img src=\"cid:banner\" >" + email.getText() + "</body></html>", true);
FileSystemResource file = new FileSystemResource(new File("banner.jpg"));
mimeMessageHelper.addInline("banner", file);
FileSystemResource fileSystemResource = new FileSystemResource(new File("Attachment.jpg"));
mimeMessageHelper.addAttachment("Attachment.jpg", fileSystemResource);
javaMailSender.send(mimeMessage);
email.setStatus(true);
return new ResponseEntity<Email>(email, HttpStatus.OK);
}
@RequestMapping(value = "template", method = RequestMethod.POST, produces = { "application/xml", "application/json" })
public ResponseEntity<Email> template(@RequestBody Email email) throws Exception {
Map<String, Object> model = new HashMap<String, Object>();
model.put("title", email.getSubject());
model.put("body", email.getText());
String text = VelocityEngineUtils.mergeTemplateIntoString(velocityEngine, "email.vm", "UTF-8", model);
System.out.println(text);
MimeMessage mimeMessage = javaMailSender.createMimeMessage();
MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMessage, true);
mimeMessageHelper.setFrom(email.getFrom());
mimeMessageHelper.setTo(email.getTo());
mimeMessageHelper.setSubject(email.getSubject());
mimeMessageHelper.setText(text, true);
javaMailSender.send(mimeMessage);
email.setStatus(true);
return new ResponseEntity<Email>(email, HttpStatus.OK);
}
} 9.13.5. Test
$ curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X POST -d '{"from":"www@netkiller.cn", "to":"21214094@qq.com","subject":"Hello","text":"Hello world!!!"}' http://172.16.0.20:8080/v1/email/template.json 本文参与 腾讯云自媒体分享计划，分享自微信公众号。
原始发表：2016-08-12，如有侵权请联系 cloudcommunity@tencent.com 删除
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