remove useless reference and modify log print type about core (#218)

litemall-core/src/main/java/org/linlinjava/litemall/core/config/CorsConfig.java

@@ -10,6 +10,7 @@ import org.springframework.web.filter.CorsFilter;
 public class CorsConfig {
     // 当前跨域请求最大有效时长。这里默认30天
     private long maxAge = 30 * 24 * 60 * 60;
+
     private CorsConfiguration buildConfig() {
         CorsConfiguration corsConfiguration = new CorsConfiguration();
         corsConfiguration.addAllowedOrigin("*"); // 1 设置访问源地址

litemall-core/src/main/java/org/linlinjava/litemall/core/config/GlobalExceptionHandler.java

 package org.linlinjava.litemall.core.config;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.hibernate.validator.internal.engine.path.PathImpl;
 import org.linlinjava.litemall.core.util.ResponseUtil;
-import org.springframework.core.Ordered;
 import org.springframework.core.annotation.Order;
 import org.springframework.http.converter.HttpMessageNotReadableException;
 import org.springframework.web.bind.MissingServletRequestParameterException;
@@ -17,41 +18,43 @@ import javax.validation.ValidationException;
 import java.util.Set;
 
 @ControllerAdvice
-@Order( value = Ordered.LOWEST_PRECEDENCE )
+@Order
 public class GlobalExceptionHandler {
 
+    private Log logger = LogFactory.getLog(GlobalExceptionHandler.class);
+
     @ExceptionHandler(IllegalArgumentException.class)
     @ResponseBody
     public Object badArgumentHandler(IllegalArgumentException e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         return ResponseUtil.badArgumentValue();
     }
 
     @ExceptionHandler(MethodArgumentTypeMismatchException.class)
     @ResponseBody
     public Object badArgumentHandler(MethodArgumentTypeMismatchException e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         return ResponseUtil.badArgumentValue();
     }
 
     @ExceptionHandler(MissingServletRequestParameterException.class)
     @ResponseBody
     public Object badArgumentHandler(MissingServletRequestParameterException e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         return ResponseUtil.badArgumentValue();
     }
 
     @ExceptionHandler(HttpMessageNotReadableException.class)
     @ResponseBody
     public Object badArgumentHandler(HttpMessageNotReadableException e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         return ResponseUtil.badArgumentValue();
     }
 
     @ExceptionHandler(ValidationException.class)
     @ResponseBody
     public Object badArgumentHandler(ValidationException e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         if (e instanceof ConstraintViolationException) {
             ConstraintViolationException exs = (ConstraintViolationException) e;
             Set<ConstraintViolation<?>> violations = exs.getConstraintViolations();
@@ -66,7 +69,7 @@ public class GlobalExceptionHandler {
     @ExceptionHandler(Exception.class)
     @ResponseBody
     public Object seriousHandler(Exception e) {
-        e.printStackTrace();
+        logger.error(e.getMessage(), e);
         return ResponseUtil.serious();
     }
 }

litemall-core/src/main/java/org/linlinjava/litemall/core/config/JacksonConfig.java

@@ -29,13 +29,18 @@ public class JacksonConfig {
         return new Jackson2ObjectMapperBuilderCustomizer() {
             @Override
             public void customize(Jackson2ObjectMapperBuilder builder) {
-                builder.serializerByType(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
-                builder.serializerByType(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
-                builder.serializerByType(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
-
-                builder.deserializerByType(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
-                builder.deserializerByType(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
-                builder.deserializerByType(LocalTime.class, new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+                builder.serializerByType(LocalDateTime.class,
+                        new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+                builder.serializerByType(LocalDate.class,
+                        new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+                builder.serializerByType(LocalTime.class,
+                        new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+                builder.deserializerByType(LocalDateTime.class,
+                        new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+                builder.deserializerByType(LocalDate.class,
+                        new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+                builder.deserializerByType(LocalTime.class,
+                        new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
                 builder.serializationInclusion(JsonInclude.Include.NON_NULL);
                 builder.failOnUnknownProperties(false);
                 builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);

litemall-core/src/main/java/org/linlinjava/litemall/core/express/ExpressService.java

 package org.linlinjava.litemall.core.express;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.linlinjava.litemall.core.express.config.ExpressProperties;
 import org.linlinjava.litemall.core.express.dao.ExpressInfo;
 import org.linlinjava.litemall.core.util.HttpUtil;
@@ -13,10 +15,12 @@ import java.util.Map;
 
 /**
  * 物流查询服务
- *
+ * <p>
  * 快递鸟即时查询API http://www.kdniao.com/api-track
  */
 public class ExpressService {
+
+    private final Log logger = LogFactory.getLog(ExpressService.class);
     //请求url
     private String ReqURL = "http://api.kdniao.com/Ebusiness/EbusinessOrderHandle.aspx";
 
@@ -59,7 +63,7 @@ public class ExpressService {
             ei.setShipperName(getVendorName(expCode));
             return ei;
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return null;
@@ -103,7 +107,7 @@ public class ExpressService {
         MessageDigest md = MessageDigest.getInstance("MD5");
         md.update(str.getBytes(charset));
         byte[] result = md.digest();
-        StringBuffer sb = new StringBuffer(32);
+        StringBuilder sb = new StringBuilder(32);
         for (int i = 0; i < result.length; i++) {
             int val = result[i] & 0xff;
             if (val <= 0xf) {
@@ -126,12 +130,12 @@ public class ExpressService {
         if (keyValue != null) {
             content = content + keyValue;
         }
-        byte[] src = new byte[0];
+        byte[] src;
         try {
             src = MD5(content, charset).getBytes(charset);
             return Base64Utils.encodeToString(src);
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return null;

litemall-core/src/main/java/org/linlinjava/litemall/core/notify/TencentSmsSender.java

@@ -35,7 +35,7 @@ public class TencentSmsSender implements SmsSender {
             smsResult.setResult(result);
             return smsResult;
         } catch (HTTPException | IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return null;
@@ -52,7 +52,7 @@ public class TencentSmsSender implements SmsSender {
             smsResult.setResult(result);
             return smsResult;
         } catch (HTTPException | IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return null;

litemall-core/src/main/java/org/linlinjava/litemall/core/notify/WxTemplateSender.java

@@ -47,7 +47,8 @@ public class WxTemplateSender {
         sendMsg(touser, templatId, parms, page, "", "");
     }
 
-    private void sendMsg(String touser, String templatId, String[] parms, String page, String color, String emphasisKeyword) {
+    private void sendMsg(String touser, String templatId, String[] parms, String page, String color,
+                         String emphasisKeyword) {
         LitemallUserFormid userFormid = formIdService.queryByOpenId(touser);
         if (userFormid == null)
             return;
@@ -68,7 +69,7 @@ public class WxTemplateSender {
                 logger.warn("更新数据已失效");
             }
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
     }
 

litemall-core/src/main/java/org/linlinjava/litemall/core/qcode/QCodeService.java

@@ -2,6 +2,8 @@ package org.linlinjava.litemall.core.qcode;
 
 import cn.binarywang.wx.miniapp.api.WxMaService;
 import me.chanjar.weixin.common.error.WxErrorException;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.linlinjava.litemall.core.storage.StorageService;
 import org.linlinjava.litemall.core.system.SystemConfig;
 import org.linlinjava.litemall.db.domain.LitemallGroupon;
@@ -18,6 +20,7 @@ import java.net.URL;
 
 @Service
 public class QCodeService {
+    private final Log logger = LogFactory.getLog(QCodeService.class);
     @Autowired
     WxMaService wxMaService;
 
@@ -28,21 +31,23 @@ public class QCodeService {
     public String createGrouponShareImage(String goodName, String goodPicUrl, LitemallGroupon groupon) {
         try {
             //创建该商品的二维码
-            File file = wxMaService.getQrcodeService().createWxaCodeUnlimit("groupon," + groupon.getId(), "pages/index/index");
+            File file = wxMaService.getQrcodeService().createWxaCodeUnlimit("groupon," + groupon.getId(), "pages" +
+                    "/index/index");
             FileInputStream inputStream = new FileInputStream(file);
             //将商品图片，商品名字,商城名字画到模版图中
             byte[] imageData = drawPicture(inputStream, goodPicUrl, goodName);
             ByteArrayInputStream inputStream2 = new ByteArrayInputStream(imageData);
             //存储分享图
-            LitemallStorage storageInfo = storageService.store(inputStream2, imageData.length, "image/jpeg", getKeyName(groupon.getId().toString()));
+            LitemallStorage storageInfo = storageService.store(inputStream2, imageData.length, "image/jpeg",
+                    getKeyName(groupon.getId().toString()));
 
             return storageInfo.getUrl();
         } catch (WxErrorException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         } catch (FileNotFoundException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return "";
@@ -68,15 +73,16 @@ public class QCodeService {
             byte[] imageData = drawPicture(inputStream, goodPicUrl, goodName);
             ByteArrayInputStream inputStream2 = new ByteArrayInputStream(imageData);
             //存储分享图
-            LitemallStorage litemallStorage = storageService.store(inputStream2, imageData.length, "image/jpeg", getKeyName(goodId));
+            LitemallStorage litemallStorage = storageService.store(inputStream2, imageData.length, "image/jpeg",
+                    getKeyName(goodId));
 
             return litemallStorage.getUrl();
         } catch (WxErrorException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         } catch (FileNotFoundException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return "";
@@ -126,7 +132,7 @@ public class QCodeService {
         drawTextInImg(baseImage, goodName, 65, 867);
 
         //写上商城名称
-//        drawTextInImgCenter(baseImage, shopName, 98);
+        //        drawTextInImgCenter(baseImage, shopName, 98);
 
 
         //转jpg
@@ -173,7 +179,8 @@ public class QCodeService {
         g2D.dispose();
     }
 
-    private void drawImgInImg(BufferedImage baseImage, BufferedImage imageToWrite, int x, int y, int width, int heigth) {
+    private void drawImgInImg(BufferedImage baseImage, BufferedImage imageToWrite, int x, int y, int width,
+                              int heigth) {
         Graphics2D g2D = (Graphics2D) baseImage.getGraphics();
         g2D.drawImage(imageToWrite, x, y, width, heigth, null);
         g2D.dispose();

litemall-core/src/main/java/org/linlinjava/litemall/core/storage/AliyunStorage.java

@@ -4,6 +4,8 @@ import com.aliyun.oss.OSSClient;
 import com.aliyun.oss.model.ObjectMetadata;
 import com.aliyun.oss.model.PutObjectRequest;
 import com.aliyun.oss.model.PutObjectResult;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.UrlResource;
 
@@ -20,6 +22,8 @@ import java.util.stream.Stream;
  */
 public class AliyunStorage implements Storage {
 
+    private final Log logger = LogFactory.getLog(AliyunStorage.class);
+
     private String endpoint;
     private String accessKeyId;
     private String accessKeySecret;
@@ -84,7 +88,7 @@ public class AliyunStorage implements Storage {
             PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, keyName, inputStream, objectMetadata);
             PutObjectResult putObjectResult = getOSSClient().putObject(putObjectRequest);
         } catch (Exception ex) {
-            ex.printStackTrace();
+            logger.error(ex.getMessage(), ex);
         }
 
     }
@@ -110,7 +114,7 @@ public class AliyunStorage implements Storage {
                 return null;
             }
         } catch (MalformedURLException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
             return null;
         }
     }
@@ -120,7 +124,7 @@ public class AliyunStorage implements Storage {
         try {
             getOSSClient().deleteObject(bucketName, keyName);
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
     }

litemall-core/src/main/java/org/linlinjava/litemall/core/storage/LocalStorage.java

 package org.linlinjava.litemall.core.storage;
 
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.UrlResource;
 
@@ -18,6 +20,9 @@ import java.util.stream.Stream;
  */
 public class LocalStorage implements Storage {
 
+
+    private final Log logger = LogFactory.getLog(LocalStorage.class);
+
     private String storagePath;
     private String address;
 
@@ -34,7 +39,7 @@ public class LocalStorage implements Storage {
         try {
             Files.createDirectories(rootLocation);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
     }
 
@@ -83,7 +88,7 @@ public class LocalStorage implements Storage {
                 return null;
             }
         } catch (MalformedURLException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
             return null;
         }
     }
@@ -94,13 +99,13 @@ public class LocalStorage implements Storage {
         try {
             Files.delete(file);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
     }
 
     @Override
     public String generateUrl(String keyName) {
-        String url = address + keyName;
-        return url;
+
+        return address + keyName;
     }
 }
\ No newline at end of file

litemall-core/src/main/java/org/linlinjava/litemall/core/storage/QiniuStorage.java

 package org.linlinjava.litemall.core.storage;
 
 import com.qiniu.common.QiniuException;
-import com.qiniu.http.Response;
 import com.qiniu.storage.BucketManager;
 import com.qiniu.storage.Configuration;
 import com.qiniu.storage.UploadManager;
 import com.qiniu.util.Auth;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.UrlResource;
 
@@ -17,6 +18,8 @@ import java.util.stream.Stream;
 
 public class QiniuStorage implements Storage {
 
+    private final Log logger = LogFactory.getLog(QiniuStorage.class);
+
     private String endpoint;
     private String accessKey;
     private String secretKey;
@@ -71,9 +74,9 @@ public class QiniuStorage implements Storage {
 
         try {
             String upToken = auth.uploadToken(bucketName);
-            Response response = uploadManager.put(inputStream, keyName, upToken, null, contentType);
+            uploadManager.put(inputStream, keyName, upToken, null, contentType);
         } catch (QiniuException ex) {
-            ex.printStackTrace();
+            logger.error(ex.getMessage(), ex);
         }
     }
 
@@ -94,13 +97,11 @@ public class QiniuStorage implements Storage {
             Resource resource = new UrlResource(url);
             if (resource.exists() || resource.isReadable()) {
                 return resource;
-            } else {
-                return null;
             }
         } catch (MalformedURLException e) {
-            e.printStackTrace();
-            return null;
+            logger.error(e.getMessage(), e);
         }
+        return null;
     }
 
     @Override
@@ -111,11 +112,10 @@ public class QiniuStorage implements Storage {
             }
             bucketManager = new BucketManager(auth, new Configuration());
         }
-
         try {
             bucketManager.delete(bucketName, keyName);
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
     }
 

litemall-core/src/main/java/org/linlinjava/litemall/core/storage/TencentStorage.java

@@ -6,8 +6,9 @@ import com.qcloud.cos.auth.BasicCOSCredentials;
 import com.qcloud.cos.auth.COSCredentials;
 import com.qcloud.cos.model.ObjectMetadata;
 import com.qcloud.cos.model.PutObjectRequest;
-import com.qcloud.cos.model.PutObjectResult;
 import com.qcloud.cos.region.Region;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.UrlResource;
 
@@ -22,6 +23,8 @@ import java.util.stream.Stream;
  */
 public class TencentStorage implements Storage {
 
+    private final Log logger = LogFactory.getLog(TencentStorage.class);
+
     private String secretId;
     private String secretKey;
     private String region;
@@ -84,11 +87,12 @@ public class TencentStorage implements Storage {
             ObjectMetadata objectMetadata = new ObjectMetadata();
             objectMetadata.setContentLength(contentLength);
             objectMetadata.setContentType(contentType);
-            // 对象键（Key）是对象在存储桶中的唯一标识。例如，在对象的访问域名 `bucket1-1250000000.cos.ap-guangzhou.myqcloud.com/doc1/pic1.jpg` 中，对象键为 doc1/pic1.jpg, 详情参考 [对象键](https://cloud.tencent.com/document/product/436/13324)
+            // 对象键（Key）是对象在存储桶中的唯一标识。例如，在对象的访问域名 `bucket1-1250000000.cos.ap-guangzhou.myqcloud.com/doc1/pic1.jpg`
+            // 中，对象键为 doc1/pic1.jpg, 详情参考 [对象键](https://cloud.tencent.com/document/product/436/13324)
             PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, keyName, inputStream, objectMetadata);
-            PutObjectResult putObjectResult = getCOSClient().putObject(putObjectRequest);
+            getCOSClient().putObject(putObjectRequest);
         } catch (Exception ex) {
-            ex.printStackTrace();
+            logger.error(ex.getMessage(), ex);
         }
     }
 
@@ -109,13 +113,11 @@ public class TencentStorage implements Storage {
             Resource resource = new UrlResource(url);
             if (resource.exists() || resource.isReadable()) {
                 return resource;
-            } else {
-                return null;
             }
         } catch (MalformedURLException e) {
-            e.printStackTrace();
-            return null;
+            logger.error(e.getMessage(), e);
         }
+        return null;
     }
 
     @Override
@@ -123,7 +125,7 @@ public class TencentStorage implements Storage {
         try {
             getCOSClient().deleteObject(bucketName, keyName);
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
     }

litemall-core/src/main/java/org/linlinjava/litemall/core/system/SystemInistService.java

@@ -31,6 +31,7 @@ class SystemInistService {
 
 
     private final static Map<String, String> DEFAULT_CONFIGS = new HashMap<>();
+
     static {
         // 小程序相关配置默认值
         DEFAULT_CONFIGS.put(SystemConfig.LITEMALL_WX_INDEX_NEW, "6");
@@ -63,7 +64,7 @@ class SystemInistService {
 
         // 2. 分析DEFAULT_CONFIGS
         for (Map.Entry<String, String> entry : DEFAULT_CONFIGS.entrySet()) {
-            if(configs.containsKey(entry.getKey())){
+            if (configs.containsKey(entry.getKey())) {
                 continue;
             }
 
@@ -109,7 +110,9 @@ class SystemInistService {
         infos.put(SystemInfoPrinter.CREATE_PART_COPPER + 3, "系统设置");
         infos.put("自动创建朋友圈分享图", Boolean.toString(SystemConfig.isAutoCreateShareImage()));
         infos.put("商场名称", SystemConfig.getMallName());
-        infos.put("首页显示记录数：NEW,HOT,BRAND,TOPIC,CatlogList,CatlogMore", SystemConfig.getNewLimit() + "," + SystemConfig.getHotLimit() + "," + SystemConfig.getBrandLimit() + "," + SystemConfig.getTopicLimit() + "," + SystemConfig.getCatlogListLimit() + "," + SystemConfig.getCatlogMoreLimit());
+        infos.put("首页显示记录数：NEW,HOT,BRAND,TOPIC,CatlogList,CatlogMore",
+                SystemConfig.getNewLimit() + "," + SystemConfig.getHotLimit() + "," + SystemConfig.getBrandLimit() +
+                        "," + SystemConfig.getTopicLimit() + "," + SystemConfig.getCatlogListLimit() + "," + SystemConfig.getCatlogMoreLimit());
 
         return infos;
     }

litemall-core/src/main/java/org/linlinjava/litemall/core/util/HttpUtil.java

 package org.linlinjava.litemall.core.util;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -14,6 +17,9 @@ import java.util.Map;
  * @return 远程资源的响应结果
  */
 public class HttpUtil {
+
+    private static final Log logger = LogFactory.getLog(HttpUtil.class);
+
     /**
      * 向指定 URL 发送POST方法的请求
      *
@@ -53,9 +59,9 @@ public class HttpUtil {
                     param.append(entry.getKey());
                     param.append("=");
                     param.append(entry.getValue());
-                    //System.out.println(entry.getKey()+":"+entry.getValue());
+
                 }
-                //System.out.println("param:"+param.toString());
+
                 out.write(param.toString());
             }
             // flush输出流的缓冲
@@ -68,7 +74,7 @@ public class HttpUtil {
                 result.append(line);
             }
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         //使用finally块来关闭输出流、输入流
         finally {
@@ -80,7 +86,7 @@ public class HttpUtil {
                     in.close();
                 }
             } catch (IOException ex) {
-                ex.printStackTrace();
+                logger.error(ex.getMessage(), ex);
             }
         }
         return result.toString();

litemall-core/src/main/java/org/linlinjava/litemall/core/util/IpUtil.java

 package org.linlinjava.litemall.core.util;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
 import javax.servlet.http.HttpServletRequest;
 import java.net.InetAddress;
 import java.net.UnknownHostException;
@@ -9,8 +12,10 @@ import java.net.UnknownHostException;
  */
 public class IpUtil {
 
+    private static final Log logger = LogFactory.getLog(IpUtil.class);
+
     public static String getIpAddr(HttpServletRequest request) {
-        String ipAddress = null;
+        String ipAddress;
         try {
             ipAddress = request.getHeader("x-forwarded-for");
             if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
@@ -27,7 +32,7 @@ public class IpUtil {
                     try {
                         inet = InetAddress.getLocalHost();
                     } catch (UnknownHostException e) {
-                        e.printStackTrace();
+                        logger.error(e.getMessage(), e);
                     }
                     ipAddress = inet.getHostAddress();
                 }
@@ -42,7 +47,6 @@ public class IpUtil {
         } catch (Exception e) {
             ipAddress = "";
         }
-        // ipAddress = this.getRequest().getRemoteAddr();
 
         return ipAddress;
     }

litemall-core/src/main/java/org/linlinjava/litemall/core/util/JacksonUtil.java

@@ -3,22 +3,27 @@ package org.linlinjava.litemall.core.util;
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 
 import java.io.IOException;
 import java.util.List;
 import java.util.Map;
 
 public class JacksonUtil {
+
+    private static final Log logger = LogFactory.getLog(JacksonUtil.class);
+
     public static String parseString(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
             if (leaf != null)
                 return leaf.asText();
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
@@ -26,7 +31,7 @@ public class JacksonUtil {
 
     public static List<String> parseStringList(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
@@ -35,28 +40,28 @@ public class JacksonUtil {
                 return mapper.convertValue(leaf, new TypeReference<List<String>>() {
                 });
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
 
     public static Integer parseInteger(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
             if (leaf != null)
                 return leaf.asInt();
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
 
     public static List<Integer> parseIntegerList(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
@@ -65,7 +70,7 @@ public class JacksonUtil {
                 return mapper.convertValue(leaf, new TypeReference<List<Integer>>() {
                 });
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
@@ -73,21 +78,21 @@ public class JacksonUtil {
 
     public static Boolean parseBoolean(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
             if (leaf != null)
                 return leaf.asBoolean();
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
 
     public static Short parseShort(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
@@ -96,14 +101,14 @@ public class JacksonUtil {
                 return value.shortValue();
             }
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
 
     public static Byte parseByte(String body, String field) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             JsonNode leaf = node.get(field);
@@ -112,20 +117,20 @@ public class JacksonUtil {
                 return value.byteValue();
             }
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
 
     public static <T> T parseObject(String body, String field, Class<T> clazz) {
         ObjectMapper mapper = new ObjectMapper();
-        JsonNode node = null;
+        JsonNode node;
         try {
             node = mapper.readTree(body);
             node = node.get(field);
             return mapper.treeToValue(node, clazz);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }
@@ -136,10 +141,10 @@ public class JacksonUtil {
         }
         ObjectMapper mapper = new ObjectMapper();
         try {
-            JsonNode jsonNode = mapper.readTree(json);
-            return jsonNode;
+
+            return mapper.readTree(json);
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
 
         return null;
@@ -148,9 +153,10 @@ public class JacksonUtil {
     public static Map<String, String> toMap(String data) {
         ObjectMapper objectMapper = new ObjectMapper();
         try {
-            return objectMapper.readValue(data, new TypeReference<Map<String, String>>(){});
+            return objectMapper.readValue(data, new TypeReference<Map<String, String>>() {
+            });
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error(e.getMessage(), e);
         }
         return null;
     }

litemall-core/src/main/java/org/linlinjava/litemall/core/util/RegexUtil.java

@@ -9,7 +9,8 @@ import java.util.regex.Pattern;
 /**
  * RegexUtil类的代码是来自[AndroidUtilCode](https://github.com/Blankj/AndroidUtilCode)的RegexUtils类和RegexConstants类
  * https://github.com/Blankj/AndroidUtilCode/blob/master/utilcode/src/main/java/com/blankj/utilcode/util/RegexUtils.java
- * https://github.com/Blankj/AndroidUtilCode/blob/master/utilcode/src/main/java/com/blankj/utilcode/constant/RegexConstants.java
+ * https://github.com/Blankj/AndroidUtilCode/blob/master/utilcode/src/main/java/com/blankj/utilcode/constant
+ * /RegexConstants.java
  */
 public class RegexUtil {
 
@@ -19,13 +20,15 @@ public class RegexUtil {
     public static final String REGEX_MOBILE_SIMPLE = "^[1]\\d{10}$";
     /**
      * Regex of exact mobile.
-     * <p>china mobile: 134(0-8), 135, 136, 137, 138, 139, 147, 150, 151, 152, 157, 158, 159, 178, 182, 183, 184, 187, 188, 198</p>
+     * <p>china mobile: 134(0-8), 135, 136, 137, 138, 139, 147, 150, 151, 152, 157, 158, 159, 178, 182, 183, 184,
+     * 187, 188, 198</p>
      * <p>china unicom: 130, 131, 132, 145, 155, 156, 166, 171, 175, 176, 185, 186</p>
      * <p>china telecom: 133, 153, 173, 177, 180, 181, 189, 199</p>
      * <p>global star: 1349</p>
      * <p>virtual operator: 170</p>
      */
-    public static final String REGEX_MOBILE_EXACT = "^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(16[6])|(17[0,1,3,5-8])|(18[0-9])|(19[8,9]))\\d{8}$";
+    public static final String REGEX_MOBILE_EXACT = "^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(16[6])|(17[0,1,3,5-8])|" +
+            "(18[0-9])|(19[8,9]))\\d{8}$";
     /**
      * Regex of telephone number.
      */
@@ -37,7 +40,8 @@ public class RegexUtil {
     /**
      * Regex of id card number which length is 18.
      */
-    public static final String REGEX_ID_CARD18 = "^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([0-9Xx])$";
+    public static final String REGEX_ID_CARD18 = "^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}" +
+            "([0-9Xx])$";
     /**
      * Regex of email.
      */
@@ -60,7 +64,9 @@ public class RegexUtil {
     /**
      * Regex of date which pattern is "yyyy-MM-dd".
      */
-    public static final String REGEX_DATE = "^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)-02-29)$";
+    public static final String REGEX_DATE = "^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|" +
+            "(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|" +
+            "(?:0[48]|[2468][048]|[13579][26])00)-02-29)$";
     /**
      * Regex of ip address.
      */
@@ -255,7 +261,8 @@ public class RegexUtil {
      * @return the list of input matches the regex
      */
     public static List<String> getMatches(final String regex, final CharSequence input) {
-        if (input == null) return Collections.emptyList();
+        if (input == null)
+            return Collections.emptyList();
         List<String> matches = new ArrayList<>();
         Pattern pattern = Pattern.compile(regex);
         Matcher matcher = pattern.matcher(input);
@@ -273,7 +280,8 @@ public class RegexUtil {
      * @return the array of strings computed by splitting input around matches of regex
      */
     public static String[] getSplits(final String input, final String regex) {
-        if (input == null) return new String[0];
+        if (input == null)
+            return new String[0];
         return input.split(regex);
     }
 
@@ -291,7 +299,8 @@ public class RegexUtil {
     public static String getReplaceFirst(final String input,
                                          final String regex,
                                          final String replacement) {
-        if (input == null) return "";
+        if (input == null)
+            return "";
         return Pattern.compile(regex).matcher(input).replaceFirst(replacement);
     }
 
@@ -309,7 +318,8 @@ public class RegexUtil {
     public static String getReplaceAll(final String input,
                                        final String regex,
                                        final String replacement) {
-        if (input == null) return "";
+        if (input == null)
+            return "";
         return Pattern.compile(regex).matcher(input).replaceAll(replacement);
     }
 }

litemall-core/src/main/java/org/linlinjava/litemall/core/util/ResponseUtil.java

@@ -65,8 +65,7 @@ public class ResponseUtil {
             data.put("page", page.getPageNum());
             data.put("limit", page.getPageSize());
             data.put("pages", page.getPages());
-        }
-        else{
+        } else {
             data.put("total", list.size());
             data.put("page", 1);
             data.put("limit", list.size());
@@ -86,8 +85,7 @@ public class ResponseUtil {
             data.put("page", page.getPageNum());
             data.put("limit", page.getPageSize());
             data.put("pages", page.getPages());
-        }
-        else{
+        } else {
             data.put("total", pagedList.size());
             data.put("page", 1);
             data.put("limit", pagedList.size());

litemall-core/src/main/java/org/linlinjava/litemall/core/util/SystemInfoPrinter.java

 package org.linlinjava.litemall.core.util;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
 import java.util.Map;
 
 public class SystemInfoPrinter {
+
+    private static final Log logger = LogFactory.getLog(SystemInfoPrinter.class);
     public static final String CREATE_PART_COPPER = "XOXOXOXOX";
 
     private static int maxSize = 0;
@@ -34,24 +39,24 @@ public class SystemInfoPrinter {
     }
 
     private static void printHeader(String title) {
-        System.out.println(getLineCopper());
-        System.out.println("");
-        System.out.println("              " + title);
-        System.out.println("");
+        logger.info(getLineCopper());
+        logger.info("");
+        logger.info("              " + title);
+        logger.info("");
     }
 
     private static void printEnd() {
-        System.out.println("  ");
-        System.out.println(getLineCopper());
+        logger.info("  ");
+        logger.info(getLineCopper());
     }
 
     private static String getLineCopper() {
-        String copper = "";
+        StringBuilder sb = new StringBuilder();
         for (int i = 0; i < maxSize; i++) {
-            copper += "=";
+            sb.append("=");
         }
 
-        return copper;
+        return sb.toString();
     }
 
     private static void printLine(String head, String line) {
@@ -59,11 +64,11 @@ public class SystemInfoPrinter {
             return;
 
         if (head.startsWith(CREATE_PART_COPPER)) {
-            System.out.println("");
-            System.out.println("    [[  " + line + "  ]]");
-            System.out.println("");
+            logger.info("");
+            logger.info("    [[  " + line + "  ]]");
+            logger.info("");
         } else {
-            System.out.println("    " + head + "        ->        " + line);
+            logger.info("    " + head + "        ->        " + line);
         }
     }
 }

litemall-core/src/main/java/org/linlinjava/litemall/core/validator/OrderValidator.java

 package org.linlinjava.litemall.core.validator;
 
+import com.google.common.collect.Lists;
+
 import javax.validation.ConstraintValidator;
 import javax.validation.ConstraintValidatorContext;
-import java.util.ArrayList;
 import java.util.List;
 
 public class OrderValidator implements ConstraintValidator<Order, String> {
@@ -10,7 +11,7 @@ public class OrderValidator implements ConstraintValidator<Order, String> {
 
     @Override
     public void initialize(Order order) {
-        valueList = new ArrayList<String>();
+        valueList = Lists.newArrayList();
         for (String val : order.accepts()) {
             valueList.add(val.toUpperCase());
         }

litemall-core/src/main/java/org/linlinjava/litemall/core/validator/SortValidator.java

 package org.linlinjava.litemall.core.validator;
 
+import com.google.common.collect.Lists;
+
 import javax.validation.ConstraintValidator;
 import javax.validation.ConstraintValidatorContext;
-import java.util.ArrayList;
 import java.util.List;
 
 public class SortValidator implements ConstraintValidator<Sort, String> {
@@ -10,7 +11,7 @@ public class SortValidator implements ConstraintValidator<Sort, String> {
 
     @Override
     public void initialize(Sort sort) {
-        valueList = new ArrayList<String>();
+        valueList = Lists.newArrayList();
         for (String val : sort.accepts()) {
             valueList.add(val.toUpperCase());
         }