eclipse中导入spring-boot框架的jar包方法

package openresty;import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.MessageDigest;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.TreeMap;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;@SpringBootApplication
public class OpenrestySign { public static void main(String[] args) throws IOException {
OpenrestySign.run(OpenrestySign.class, args); HashMap<String,String> params = new HashMap<String,String>(); params.put("key", "1");
params.put("a", "1");
params.put("c", "w");
params.put("b", "2"); long time = new Date().getTime(); params.put("time", "" + time); System.out.println(time); String sign = getSignature(params,"123456"); System.out.println(sign); params.put("sign", sign); String resp = HttpsUtil.doGet("http://10.11.0.215/sign",params); System.out.println(resp);
} /**
* 签名生成算法
* @param HashMap<String,String> params 请求参数集，所有参数必须已转换为字符串类型
* @param String secret 签名密钥
* @return 签名
* @throws IOException
*/
public static String getSignature(HashMap<String,String> params, String secret) throws IOException
{
// 先将参数以其参数名的字典序升序进行排序
Map<String, String> sortedParams = new TreeMap<String, String>(params);
Set<Entry<String, String>> entrys = sortedParams.entrySet(); // 遍历排序后的字典，将所有参数按"key=value"格式拼接在一起
StringBuilder basestring = new StringBuilder();
for (Entry<String, String> param : entrys) {
if(basestring.length() != 0){
basestring.append("&");
}
basestring.append(param.getKey()).append("=").append(param.getValue());
}
basestring.append("&");
basestring.append(secret); System.out.println("basestring="+basestring); // 使用MD5对待签名串求签
byte[] bytes = null;
try {
MessageDigest md5 = MessageDigest.getInstance("MD5");
bytes = md5.digest(basestring.toString().getBytes("UTF-8"));
} catch (GeneralSecurityException ex) {
throw new IOException(ex);
} String strSign = new String(bytes);
System.out.println("strSign="+strSign);
// 将MD5输出的二进制结果转换为小写的十六进制
StringBuilder sign = new StringBuilder();
for (int i = 0; i < bytes.length; i++) {
String hex = Integer.toHexString(bytes[i] & 0xFF);
if (hex.length() == 1) {
sign.append("0");
}
sign.append(hex);
}
return sign.toString();
}
}

<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>openresty</groupId>
<artifactId>openresty</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging> <name>openresty</name>
<url>http://maven.apache.org</url> <properties>
<java.version>1.8</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties> <parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.RELEASE</version>
</parent> <dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
</dependencies><build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build><repositories>
<repository>
<id>repository.spring.release</id>
<name>Spring GA Repository</name>
<url>http://repo.spring.io/release</url>
</repository>
</repositories></project>