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common/src/main/java/com/stardust/util/HashUtils.java

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+package com.stardust.util;
+
+import android.util.Base64;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * Created by Stardust on 2017/9/26.
+ */
+
+public class HashUtils {
+
+    public static String md5(String text) {
+        MessageDigest md;
+        byte[] bytesOfMessage = text.getBytes();
+        try {
+            md = MessageDigest.getInstance("MD5");
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException(e);
+        }
+        byte[] thedigest = md.digest(bytesOfMessage);
+        return Base64.encodeToString(thedigest, Base64.DEFAULT);
+    }
+}