工具类修改

framework-common/src/main/java/com/mrxu/framework/common/util/StrFunc.java

@@ -6,6 +6,9 @@ import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
 import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
 import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
 import java.util.Random;
 import java.util.UUID;
 
@@ -93,6 +96,30 @@ public class StrFunc {
         return str1.equals(str2);
     }
 
+    public static String getExceptionStr(Exception e) {
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        PrintStream ps = new PrintStream(out);
+        e.printStackTrace(ps);
+        String rs = out.toString();
+        ps.close();
+        try {
+            out.close();
+        } catch (IOException ioException) {
+            ioException.printStackTrace();
+        }
+        return rs;
+    }
+
+    public static void main(String[] args) {
+        try{
+            String a = null;
+            a.equals("");
+        }
+        catch (Exception e) {
+            System.out.println(getExceptionStr(e));
+        }
+    }
+
     public static String randomUUID() {
         return UUID.randomUUID().toString();
     }