在pom.xml中解密密码

<build>
  <plugins>
    <plugin>
      <groupId>com.github.shyiko</groupId>
      <artifactId>maven-encryption-plugin</artifactId>
      <version>0.6.0</version>
      <executions>
        <execution>
          <goals>
            <goal>encrypt</goal>
          </goals>
        </execution>
      </executions>
      <configuration>
        <keys>
          <key>myKey</key>
        </keys>
        <algorithm>AES</algorithm>
      </configuration>
    </plugin>
  </plugins>
</build>

mvn encryption:encrypt -Dencryption.key=myKey -Dencryption.password=yourPassword

<properties>
  <db.password>${myKey}encryptedPassword</db.password>
</properties>

String password = System.getProperty("db.password");