feat: 添加concat_cleanup函数

src/main/java/com/winhc/bigdata/udf/ConcatCleanup.java

@@ -0,0 +1,24 @@
+package com.winhc.bigdata.udf;
+
+import com.aliyun.odps.udf.UDF;
+import com.aliyun.odps.utils.StringUtils;
+
+import java.util.regex.Pattern;
+
+/**
+ * @author: XuJiakai
+ * 2020/12/16 16:06
+ */
+public class ConcatCleanup extends UDF {
+    private static final Pattern pattern = Pattern.compile("[^\\u4e00-\\u9fa50-9a-zA-Z]");
+
+    public String evaluate(String... val) {
+        StringBuilder sb = new StringBuilder();
+        for (String s : val) {
+            if (StringUtils.isNotBlank(s)) {
+                sb.append(pattern.matcher(s).replaceAll(""));
+            }
+        }
+        return sb.toString();
+    }
+}