DESUtil
.java:package com
.source
.root
.tools
.util;
import java
.io
.IOException;
import java
.security
.SecureRandom;
import javax
.crypto
.Cipher;
import javax
.crypto
.SecretKey;
import javax
.crypto
.SecretKeyFactory;
import javax
.crypto
.spec
.DESKeySpec;
import java
.util
.Base64;
// import sun
.misc
.BASE64Decoder;
// import sun
.misc
.BASE64Encoder;
public class DESUtil {
private final static String DES = "DES/CBC/PKCS5Padding";
private static final Base64
.Encoder BASE64_ENCODER = Base64
.getEncoder();
private static final Base64
.Decoder BASE64_DECODER = Base64
.getDecoder();
public static void main(String[] args) throws Exception {
String data = "123456789";
String key = "jia%duo$";
System
.err
.println(encrypt(data, key));
System
.err
.println(decrypt(encrypt(data, key), key));
}
/**
*
Description 根据键值进行加密
*
* @
param data
* @
param key
* 加密键byte数组
* @return
* @throws Exception
*/
public static String encrypt(String data, String key) throws Exception {
byte[] bt = encrypt(data
.getBytes(), key
.getBytes());
return BASE64_ENCODER
.encodeToString(bt);
}
/**
*
Description 根据键值进行解密
*
* @
param data
* @
param key
* 加密键byte数组
* @return
* @throws IOException
* @throws Exception
*/
public static String decrypt(String data, String key) throws IOException,
Exception {
if (data == null)
return null;
byte[] buf = BASE64_DECODER
.decode(data);
byte[] bt = decrypt(buf, key
.getBytes());
return new String(bt);
}
/**
*
Description 根据键值进行加密
*
* @
param data
* @
param key
* 加密键byte数组
* @return
* @throws Exception
*/
private static byte[] encrypt(byte[] data, byte[] key) throws Exception {
// 生成一个可信任的随机数源
SecureRandom sr = new SecureRandom();
// 从原始密钥数据创建DESKeySpec对象
DESKeySpec dks = new DESKeySpec(key);
// 创建一个密钥工厂，然后用它把DESKeySpec转换成SecretKey对象
SecretKeyFactory keyFactory = SecretKeyFactory
.getInstance("DES");
SecretKey securekey = keyFactory
.generateSecret(dks);
// Cipher对象实际完成加密操作
Cipher cipher = Cipher
.getInstance("DES");
// 用密钥初始化Cipher对象
cipher
.init(Cipher
.ENCRYPT_MODE, securekey, sr);
return cipher
.doFinal(data);
}
/**
*
Description 根据键值进行解密
*
* @
param data
* @
param key
* 加密键byte数组
* @return
* @throws Exception
*/
private static byte[] decrypt(byte[] data, byte[] key) throws Exception {
// 生成一个可信任的随机数源
SecureRandom sr = new SecureRandom();
// 从原始密钥数据创建DESKeySpec对象
DESKeySpec dks = new DESKeySpec(key);
// 创建一个密钥工厂，然后用它把DESKeySpec转换成SecretKey对象
SecretKeyFactory keyFactory = SecretKeyFactory
.getInstance("DES");
SecretKey securekey = keyFactory
.generateSecret(dks);
// Cipher对象实际完成解密操作
Cipher cipher = Cipher
.getInstance("DES");
// 用密钥初始化Cipher对象
cipher
.init(Cipher
.DECRYPT_MODE, securekey, sr);
return cipher
.doFinal(data);
}
} 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>jdwlw</groupId>
<artifactId>jdwlw</artifactId>
<version>0
.0
.1
-SNAPSHOT</version>
<packaging>war</packaging>
<name>maven Maven
Webapp</name>
<url>http://maven
.apache
.org</url>
<properties>
<project
.build
.sourceEncoding>UTF
-8</project
.build
.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3
.8
.1</version>
<scope>test</scope>
</dependency>
<!
-- <dependency> <groupId>javax
.servlet</groupId> <artifactId>javax
.servlet
-api</artifactId>
<version>3
.1
.0</version> </dependency>
-->
<dependency>
<groupId>javax
.servlet</groupId>
<artifactId>servlet
-api</artifactId>
<version>2
.5</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-webmvc</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-context</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-core</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-beans</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-aop</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/org
.ksoap2/ksoap2
-->
<!
-- <dependency>
<groupId>org
.ksoap2</groupId>
<artifactId>ksoap2</artifactId>
<version>2
.1
.2</version>
</dependency>
-->
<dependency>
<groupId>com
.google
.code
.ksoap2
-android</groupId>
<artifactId>ksoap2
-android</artifactId>
<version>3
.6
.4</version>
</dependency>
<dependency>
<groupId>javax
.xml.soap</groupId>
<artifactId>javax
.xml.soap
-api</artifactId>
<version>1
.4
.0</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-jdbc</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-web</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<!
-- <dependency> <groupId>org
.springframework</groupId> <artifactId>spring
-orm</artifactId>
<version>4
.1
.6
.RELEASE</version> </dependency>
-->
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-orm</artifactId>
<version>3
.2
.13
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-context
-support</artifactId>
<version>3
.2
.2
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-webmvc
-portlet</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-expression</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-aspects</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>org
.springframework</groupId>
<artifactId>spring
-websocket</artifactId>
<version>4
.1
.6
.RELEASE</version>
</dependency>
<dependency>
<groupId>quartz</groupId>
<artifactId>quartz</artifactId>
<version>1
.5
.2</version>
</dependency>
<dependency>
<groupId>org
.apache
.ibatis</groupId>
<artifactId>ibatis
-sqlmap</artifactId>
<version>2
.3
.4
.726</version>
</dependency>
<!
-- <dependency>
-->
<!
-- <groupId>com
.ibatis</groupId>
-->
<!
-- <artifactId>ibatis2
-sqlmap</artifactId>
-->
<!
-- <version>2
.1
.7
.597</version>
-->
<!
-- </dependency>
-->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1
.2
.17</version>
</dependency>
<dependency>
<groupId>commons
-io</groupId>
<artifactId>commons
-io</artifactId>
<version>2
.4</version>
</dependency>
<dependency>
<groupId>commons
-logging</groupId>
<artifactId>commons
-logging</artifactId>
<version>1
.2</version>
</dependency>
<dependency>
<groupId>commons
-lang</groupId>
<artifactId>commons
-lang</artifactId>
<version>2
.6</version>
</dependency>
<dependency>
<groupId>commons
-dbcp</groupId>
<artifactId>commons
-dbcp</artifactId>
<version>1
.4</version>
</dependency>
<dependency>
<groupId>commons
-pool</groupId>
<artifactId>commons
-pool</artifactId>
<version>1
.6</version>
</dependency>
<dependency>
<groupId>commons
-fileupload</groupId>
<artifactId>commons
-fileupload</artifactId>
<version>1
.3
.1</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql
-connector
-java</artifactId>
<version>5
.1
.35</version>
</dependency>
<dependency>
<groupId>com
.beler
web</groupId>
<artifactId>pinyin4j</artifactId>
<version>2
.5
.0</version>
</dependency>
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1
.2</version>
</dependency>
<dependency>
<groupId>com
.google
.code
.gson</groupId>
<artifactId>gson</artifactId>
<version>2
.5</version>
</dependency>
<dependency>
<groupId>org
.apache
.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4
.4
.1</version>
</dependency>
<dependency>
<groupId>javax
.mail</groupId>
<artifactId>mail</artifactId>
<version>1
.5
.0
-b01</version>
</dependency>
<!
-- 激光消息推送Starts
-->
<dependency>
<groupId>cn
.jpush
.api</groupId>
<artifactId>jpush
-client</artifactId>
<version>3
.1
.3</version>
</dependency>
<dependency>
<groupId>org
.slf4j</groupId>
<artifactId>slf4j
-api</artifactId>
<version>1
.7
.5</version>
</dependency>
<dependency>
<groupId>org
.slf4j</groupId>
<artifactId>slf4j
-log4j12</artifactId>
<version>1
.7
.5</version>
</dependency>
<dependency>
<groupId>com
.google
.guava</groupId>
<artifactId>guava</artifactId>
<version>17
.0</version>
</dependency>
<dependency>
<groupId>com
.squareup
.okhttp</groupId>
<artifactId>mock
webserver</artifactId>
<version>1
.5
.4</version>
<scope>test</scope>
</dependency>
<!
-- 激光消息推送END
-->
<dependency>
<groupId>org
.apache
.poi</groupId>
<artifactId>poi</artifactId>
<version>3
.11</version>
</dependency>
<dependency>
<groupId>net
.sf
.ehcache</groupId>
<artifactId>ehcache</artifactId>
<version>2
.10
.0</version>
</dependency>
<dependency>
<groupId>javax
.servlet
.jsp</groupId>
<artifactId>jsp
-api</artifactId>
<version>2
.2</version>
</dependency>
<dependency>
<groupId>com
.lowagie</groupId>
<artifactId>itext</artifactId>
<version>2
.1
.7</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/commons
-net/commons
-net
-->
<dependency>
<groupId>commons
-net</groupId>
<artifactId>commons
-net</artifactId>
<version>3
.3</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/com
.mchange/c3p0
-->
<dependency>
<groupId>com
.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0
.9
.5
.2</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/org
.apache
.ws
.commons
.axiom/axiom
-api
-->
<dependency>
<groupId>org
.apache
.ws
.commons
.axiom</groupId>
<artifactId>axiom
-api</artifactId>
<version>1
.2
.13</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/dom4j/dom4j
-->
<dependency>
<groupId>dom4j</groupId>
<artifactId>dom4j</artifactId>
<version>1
.6
.1</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/org
.apache
.axis/axis
-->
<dependency>
<groupId>org
.apache
.axis</groupId>
<artifactId>axis</artifactId>
<version>1
.4</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/javax
.xml.rpc/javax
.xml.rpc
-api
-->
<dependency>
<groupId>javax
.xml.rpc</groupId>
<artifactId>javax
.xml.rpc
-api</artifactId>
<version>1
.1
.1</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/org
.apache
.axis2/axis2
-->
<dependency>
<groupId>org
.apache
.axis2</groupId>
<artifactId>axis2</artifactId>
<version>1
.7
.6</version>
<
type>pom</
type>
</dependency>
<!
-- https://mvnrepository
.com/artifact/org
.apache
.axis2/axis2
-adb
-->
<dependency>
<groupId>org
.apache
.axis2</groupId>
<artifactId>axis2
-adb</artifactId>
<version>1
.7
.6</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/soap/soap
-->
<dependency>
<groupId>soap</groupId>
<artifactId>soap</artifactId>
<version>2
.3</version>
</dependency>
<!
-- https://mvnrepository
.com/artifact/commons
-httpclient/commons
-httpclient
-->
<dependency>
<groupId>commons
-httpclient</groupId>
<artifactId>commons
-httpclient</artifactId>
<version>3
.1</version>
</dependency>
<dependency>
<groupId>com
.faster
xml.jackson
.core</groupId>
<artifactId>jackson
-databind</artifactId>
<version>2
.9
.10
.4</version>
</dependency>
<dependency>
<groupId>org
.eclipse
.paho</groupId>
<artifactId>org
.eclipse
.paho
.client
.mqttv3</artifactId>
<version>1
.2
.0</version>
</dependency>
<dependency>
<groupId>cn
.hutool</groupId>
<artifactId>hutool
-all</artifactId>
<version>5
.7
.2</version>
</dependency>
</dependencies>
<build>
<finalName>jdwlw</finalName>
<plugins>
<plugin>
<groupId>org
.apache
.maven
.plugins</groupId>
<artifactId>maven
-compiler
-plugin</artifactId>
<configuration>
<source>1
.8</source>
<target>1
.8</target>
<encoding>utf
-8</encoding>
<compilerArguments>
<extdirs>${project
.basedir}/src/main/
webapp/
WEB-INF/lib</extdirs>
</compilerArguments>
</configuration>
</plugin>
</plugins>
<
resources>
<
resource>
<directory>src/main/
resources</directory>
<includes>
<include>**/*
.properties</include>
<include>**/*
.xml</include>
</includes>
<filtering>false</filtering>
</
resource>
<
resource>
<directory>src/main/java</directory>
<includes>
<include>**/*
.properties</include>
<include>**/*
.xml</include>
</includes>
<filtering>false</filtering>
</
resource>
</
resources>
</build>
</project> 依据上述代码解决
报错：D:\biancheng\yf服务器代码\jdwlw>mvn clean package
[INFO] Scanning for projects
...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for jdwlw:jdwlw:war:0
.0
.1
-SNAPSHOT
[WARNING] 'build
.plugins
.plugin
.version' for org
.apache
.maven
.plugins:maven
-compiler
-plugin is missing
. @ line 359, column 12
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build
.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects
.
[WARNING]
[INFO]
[INFO]
----------------------------< jdwlw:jdwlw >
-----------------------------
[INFO] Building maven Maven
Webapp 0
.0
.1
-SNAPSHOT
[INFO] from pom
.xml
[INFO]
--------------------------------[ war ]
---------------------------------
Downloading from central: https://repo
.maven
.apache
.org/maven2/com/google/code/ksoap2
-android/ksoap2
-android/3
.6
.4/ksoap2
-android
-3
.6
.4
.pom
[WARNING] The POM for com
.google
.code
.ksoap2
-android:ksoap2
-android:jar:3
.6
.4 is missing, no dependency information available
Downloading from central: https://repo
.maven
.apache
.org/maven2/com/google/code/ksoap2
-android/ksoap2
-android/3
.6
.4/ksoap2
-android
-3
.6
.4
.jar
[INFO]
------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO]
------------------------------------------------------------------------
[INFO] Total time: 3
.187 s
[INFO] Finished at: 2025
-06
-30T19:08:28+08:00
[INFO]
------------------------------------------------------------------------
[ERROR] Failed to execute goal on project jdwlw: Could not resolve dependencies for project jdwlw:jdwlw:war:0
.0
.1
-SNAPSHOT: Could not find artifact com
.google
.code
.ksoap2
-android:ksoap2
-android:jar:3
.6
.4 in central (https://repo
.maven
.apache
.org/maven2)
-> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re
-run Maven with the
-e switch
.
[ERROR] Re
-run Maven using the
-X switch to enable full debug logging
.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki
.apache
.org/confluence/display/MAVEN/DependencyResolutionException
本文介绍了一种常见的web.xml配置问题，即<init-param>元素放置位置不当导致的错误，并附带了ClassNotFoundException异常说明。文章分析了问题原因并给出了正确的配置方法。
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