#556 日志信息中如果含有secret值的，将其值隐藏掉

weixin-java-common/pom.xml

@@ -109,6 +109,11 @@
       <artifactId>jetty-servlet</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.assertj</groupId>
+      <artifactId>assertj-guava</artifactId>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 
   <build>

weixin-java-common/src/main/java/me/chanjar/weixin/common/util/DataUtils.java

@@ -0,0 +1,24 @@
+package me.chanjar.weixin.common.util;
+
+import org.apache.commons.lang3.StringUtils;
+
+/**
+ * <pre>
+ *  数据处理工具类
+ *  Created by BinaryWang on 2018/5/8.
+ * </pre>
+ *
+ * @author <a href="https://github.com/binarywang">Binary Wang</a>
+ */
+public class DataUtils {
+  /**
+   * 将数据中包含的secret字符使用星号替换，防止日志打印时被输出
+   */
+  public static <E> E handleDataWithSecret(E data) {
+    E dataForLog = data;
+    if(data instanceof String && StringUtils.contains((String)data, "&secret=")){
+      dataForLog = (E) StringUtils.replaceAll((String)data,"&secret=\\w+&","&secret=******&");
+    }
+    return dataForLog;
+  }
+}

weixin-java-common/src/test/java/me/chanjar/weixin/common/util/DataUtilsTest.java

@@ -0,0 +1,23 @@
+package me.chanjar.weixin.common.util;
+
+import org.testng.annotations.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.testng.Assert.*;
+
+/**
+ * <pre>
+ *  Created by BinaryWang on 2018/5/8.
+ * </pre>
+ *
+ * @author <a href="https://github.com/binarywang">Binary Wang</a>
+ */
+public class DataUtilsTest {
+
+  @Test
+  public void testHandleDataWithSecret() {
+    String data = "js_code=001tZveq0SMoiq1AEXeq0ECJeq0tZveZ&secret=5681022fa1643845392367ea88888888&grant_type=authorization_code&appid=wxe156d4848d999999";
+    final String s = DataUtils.handleDataWithSecret(data);
+    assertThat(s).contains("&secret=******&");
+  }
+}