1.0.1

README.md

@@ -1,7 +1,13 @@
 通用工具包
 
+###说明
+>1. 支持环境：java8
+>2. 该工具包基于springboot提取，按理说适用于所有java工程
+>3. 其中依赖jjwt、validation-api，但不传递依赖
+
+
 ### 使用
->yexuejc.base.version=1.0.0
+>yexuejc.base.version=1.0.1
 
 pom.xml
 ```
@@ -18,4 +24,10 @@ pom.xml
         <url>https://jitpack.io</url>
     </repository>
 </repositories>
-```
+```
+
+### 工具文档
+[Wiki](WIKI.md)
+
+### 更新日志
+[更新记录](UPDATE.md)

UPDATE.md

@@ -0,0 +1,16 @@
+yexuejc-base 更新记录
+------------------
+
+#### version ：1.0.1
+**time：** 2018-5-12 22:25:05<br/>
+**branch：** master    <br/>
+**update：**     <br/>
+>1.添加支持加密功能
+#
+
+#### version ：1.0.0
+**time：** 2018-1-31 12:16:10<br/>
+**branch：** master    <br/>
+**update：**     <br/>
+>1.基于java8开发的web应用工具包
+#

WIKI.md

@@ -0,0 +1,9 @@
+yexuejc-base 文档
+------------------
+
+##### 1. RespsConsts 网络请求统一返回 常量
+##### 2. Resps 网络请求统一返回类
+##### 3. ApiVO 接口交互API
+##### 4. BaseVO 基类VO
+
+待完善......

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.yexuejc.base</groupId>
     <artifactId>yexuejc-base</artifactId>
-    <version>1.0.0</version>
+    <version>1.0.1</version>
 
     <name>${project.artifactId}</name>
 
@@ -20,6 +20,7 @@
         <jjwt.version>0.7.0</jjwt.version>
         <maven.compiler.verbose>true</maven.compiler.verbose>
         <java.version>1.8</java.version>
+        <validation-api.version>1.1.0.Final</validation-api.version>
     </properties>
 
     <dependencies>
@@ -30,6 +31,13 @@
             <version>${jjwt.version}</version>
             <optional>true</optional>
         </dependency>
+        <!-- 数据校验框架 -->
+        <dependency>
+            <groupId>javax.validation</groupId>
+            <artifactId>validation-api</artifactId>
+            <version>${validation-api.version}</version>
+            <optional>true</optional>
+        </dependency>
     </dependencies>
 
 

src/main/java/com/yexuejc/base/http/Resps.java

@@ -20,6 +20,10 @@ public class Resps<T> implements Serializable {
      * 状态
      */
     private String code;
+    /**
+     * md5码
+     */
+    private String sign;
     /**
      * 内容
      */
@@ -133,6 +137,14 @@ public class Resps<T> implements Serializable {
         this.msg = msg;
     }
 
+    public String getSign() {
+        return sign;
+    }
+
+    public void setSign(String sign) {
+        this.sign = sign;
+    }
+
     @Override
     public String toString() {
         return JsonUtil.obj2Json(this);

src/main/java/com/yexuejc/base/pojo/BaseVO.java

@@ -5,6 +5,7 @@ import com.yexuejc.base.util.JsonUtil;
 import java.io.Serializable;
 
 /**
+ * 基类VO
  * @PackageName: com.yexuejc.util.base.pojo
  * @Description:
  * @author: maxf

src/main/java/com/yexuejc/base/pojo/PagerVO.java

@@ -0,0 +1,49 @@
+package com.yexuejc.base.pojo;
+
+import com.yexuejc.base.util.JsonUtil;
+
+import javax.validation.constraints.Min;
+import javax.validation.constraints.NotNull;
+
+/**
+ * 分页 VO
+ *
+ * @author: maxf
+ * @date: 2018/3/28 14:23
+ */
+public class PagerVO extends BaseVO {
+
+    private static final long serialVersionUID = 3490440129554644587L;
+
+    @NotNull
+    @Min(1L)
+    private Integer page = 1;
+    @NotNull
+    @Min(1L)
+    private Integer size = 20;
+
+    public int getOffset() {
+        return (this.page - 1) * this.size;
+    }
+
+    @Override
+    public String toString() {
+        return JsonUtil.obj2Json(this);
+    }
+
+    public Integer getPage() {
+        return page;
+    }
+
+    public void setPage(Integer page) {
+        this.page = page;
+    }
+
+    public Integer getSize() {
+        return size;
+    }
+
+    public void setSize(Integer size) {
+        this.size = size;
+    }
+}

src/main/java/com/yexuejc/base/pojo/ParamsPO.java

@@ -0,0 +1,45 @@
+package com.yexuejc.base.pojo;
+
+import com.yexuejc.base.util.JsonUtil;
+
+import java.io.Serializable;
+
+/**
+ * 解密前的请求参数格式
+ *
+ * @author: maxf
+ * @date: 2018/5/12 14:52
+ */
+public class ParamsPO implements Serializable {
+    private static final long serialVersionUID = 9171765814642105098L;
+
+    /**
+     * 参数
+     */
+    private String data;
+    /**
+     * md5
+     */
+    private String sign;
+
+    @Override
+    public String toString() {
+        return JsonUtil.obj2Json(this);
+    }
+
+    public String getData() {
+        return data;
+    }
+
+    public void setData(String data) {
+        this.data = data;
+    }
+
+    public String getSign() {
+        return sign;
+    }
+
+    public void setSign(String sign) {
+        this.sign = sign;
+    }
+}

src/main/java/com/yexuejc/base/util/StrUtil.java

@@ -3,37 +3,52 @@ package com.yexuejc.base.util;
 import java.io.UnsupportedEncodingException;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
-import java.util.Collection;
+import java.util.*;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.UUID;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-import static java.util.regex.Pattern.compile;
-
 /**
- * @PackageName: com.yexuejc.util.base.util
+ * 字符串工具类
+ *
+ * @ClassName: StrUtil
  * @Description:
  * @author: maxf
- * @date: 2017/12/28 17:34
+ * @date: 2018/5/12 19:13
  */
 public final class StrUtil {
-    public static char[] HEX_CHAR = new char[]{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd',
+    public static char[] HEX_CHAR = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
-            'e', 'f'};
-
-    private StrUtil() {
-    }
 
+    /**
+     * 判断字符串，数组，集合 是否为空
+     *
+     * @param obj
+     * @return
+     */
     public static boolean isEmpty(Object obj) {
         if (obj instanceof String) {
-            return obj == null || "".equals((String) obj);
+            if (obj == null || "".equals((String) obj)) {
+                return true;
+            } else {
+                return false;
+            }
         } else if (obj instanceof Object[]) {
-            return obj == null || ((Object[]) ((Object[]) obj)).length == 0;
+            if (obj == null || ((Object[]) obj).length == 0) {
-        } else if (obj instanceof Collection) {
+                return true;
-            return obj == null || ((Collection) obj).size() == 0;
+            } else {
+                return false;
+            }
+        } else if (obj instanceof Collection<?>) {
+            if (obj == null || ((Collection<?>) obj).size() == 0) {
+                return true;
+            } else {
+                return false;
+            }
         } else {
-            return obj == null;
+            if (obj == null) {
+                return true;
+            } else {
+                return false;
+            }
         }
     }
 
@@ -41,10 +56,23 @@ public final class StrUtil {
         return !isEmpty(obj);
     }
 
+    /**
+     * 生成UUID
+     *
+     * @return
+     */
     public static String genUUID() {
         return UUID.randomUUID().toString().replaceAll("-", "");
     }
 
+    /**
+     * 生成11位编号，可以用作订单号，有很小几率出现重复，需要做异常处理<br/>
+     * 左边第一位为正负标识：正数1 负数0<br/>
+     * 剩余位数为UUID的hashcode值<br/>
+     * 可以再生成的编号基础上嵌入其他标识编码
+     *
+     * @return
+     */
     public static String genNum() {
         int hashCode = UUID.randomUUID().toString().hashCode();
         StringBuffer num = new StringBuffer();
@@ -54,131 +82,215 @@ public final class StrUtil {
         } else {
             num.append("1");
         }
-
         return num.append(String.format("%010d", hashCode)).toString().substring(0, 8);
     }
 
+    /**
+     * 解析aa=bb&cc=dd&ee=ff格式的字符串，返回HashMap
+     *
+     * @param urlencoded
+     * @return
+     */
     public static Map<String, String> parseUrlencoded(String urlencoded) {
         if (isEmpty(urlencoded)) {
             return null;
-        } else {
+        }
-            String[] entrys = urlencoded.split("&");
+        String[] entrys = urlencoded.split("&");
-            if (isEmpty(entrys)) {
+        if (isEmpty(entrys)) {
-                return null;
+            return null;
+        }
+
+        Map<String, String> map = new HashMap<String, String>();
+        String[] kv = null;
+        for (String entry : entrys) {
+            if (isEmpty(entry)) {
+                continue;
+            }
+            kv = entry.split("=");
+            if (isEmpty(kv)) {
+                continue;
+            }
+            if (kv.length > 1) {
+                map.put(kv[0], kv[1]);
             } else {
-                Map<String, String> map = new HashMap();
+                map.put(kv[0], null);
-                String[] kv = null;
-                String[] var4 = entrys;
-                int var5 = entrys.length;
-
-                for (int var6 = 0; var6 < var5; ++var6) {
-                    String entry = var4[var6];
-                    if (!isEmpty(entry)) {
-                        kv = entry.split("=");
-                        if (!isEmpty(kv)) {
-                            if (kv.length > 1) {
-                                map.put(kv[0], kv[1]);
-                            } else {
-                                map.put(kv[0], null);
-                            }
-                        }
-                    }
-                }
-
-                return map;
             }
         }
+        return map;
     }
 
-    public static String toHex(byte[] buf) {
+    /**
+     * 字符串转换方法 把字节数组转换成16进制字符串
+     *
+     * @param buf 初始字节数组
+     * @return 转换后字符串
+     */
+    public static String toHex(byte buf[]) {
         StringBuffer strbuf = new StringBuffer(buf.length * 2);
-
+        int i;
-        for (int i = 0; i < buf.length; ++i) {
+        for (i = 0; i < buf.length; i++) {
-            if ((buf[i] & 255) < 16) {
+            if (((int) buf[i] & 0xff) < 0x10) {
                 strbuf.append("0");
             }
-
+            strbuf.append(Long.toString((int) buf[i] & 0xff, 16));
-            strbuf.append(Long.toString((long) (buf[i] & 255), 16));
         }
-
         return strbuf.toString();
     }
 
+    /**
+     * 获取字符串的MD5码
+     *
+     * @param str
+     * @return
+     */
     public static String toMD5(String str) {
         if (str == null) {
             return null;
-        } else {
-            MessageDigest md = null;
-
-            try {
-                md = MessageDigest.getInstance("MD5");
-            } catch (NoSuchAlgorithmException var3) {
-                var3.printStackTrace();
-                return null;
-            }
-
-            md.update(str.getBytes());
-            byte[] tmp = md.digest();
-            return toHex(tmp);
         }
+        MessageDigest md = null;
+        try {
+            md = java.security.MessageDigest.getInstance("MD5");
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            return null;
+        }
+        md.update(str.getBytes());
+        byte tmp[] = md.digest();
+        return toHex(tmp);
     }
 
+    /**
+     * SHA256加密
+     *
+     * @param str
+     * @return
+     */
+    public static String toSHA256(final String str) {
+        return toSHA(str, "SHA-256");
+    }
+
+    /**
+     * SHA加密
+     *
+     * @param str
+     * @param key
+     * @return
+     */
+    public static String toSHA(final String str, final String key) {
+        // 是否是有效字符串
+        if (str == null) {
+            return null;
+        }
+        MessageDigest messageDigest = null;
+        try {
+            messageDigest = MessageDigest.getInstance(key);
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            return null;
+        }
+        messageDigest.update(str.getBytes());
+        byte tmp[] = messageDigest.digest();
+        return toHex(tmp);
+    }
+
+    /**
+     * 用ISO-8859-1解码 再用UFT-8编码
+     *
+     * @param str
+     * @return
+     */
     public static String iso2utf(String str) {
         String utfStr = null;
-
         try {
             utfStr = new String(str.getBytes("ISO-8859-1"), "utf-8");
-        } catch (UnsupportedEncodingException var3) {
+        } catch (UnsupportedEncodingException e) {
-            var3.printStackTrace();
+            e.printStackTrace();
         }
-
         return utfStr;
     }
 
+    /**
+     * 判断字符串是否是数字
+     *
+     * @param str
+     * @return
+     */
     public static boolean isNumeric(String str) {
-        Pattern pattern = compile("[0-9]*");
+        Pattern pattern = Pattern.compile("[0-9]*");
         Matcher isNum = pattern.matcher(str);
-        return isNum.matches();
+        if (!isNum.matches()) {
+            return false;
+        }
+        return true;
     }
 
+    /**
+     * 对ID（32位）进行编码
+     *
+     * @param id
+     * @return
+     */
     public static String codeId(String id) {
-        if (id != null && id.length() == 32) {
+        if (id == null || id.length() != 32) {
-            StringBuilder coded = new StringBuilder();
-
-            int i;
-            for (i = 0; i < 13; ++i) {
-                coded.append(HEX_CHAR[(int) (Math.random() * 15.0D) + 1]);
-            }
-
-            coded.append(id.substring(0, 11));
-
-            for (i = 0; i < 7; ++i) {
-                coded.append(HEX_CHAR[(int) (Math.random() * 15.0D) + 1]);
-            }
-
-            coded.append(id.substring(11));
-
-            for (i = 0; i < 12; ++i) {
-                coded.append(HEX_CHAR[(int) (Math.random() * 15.0D) + 1]);
-            }
-
-            return coded.toString();
-        } else {
             return id;
         }
+
+        StringBuilder coded = new StringBuilder();
+        for (int i = 0; i < 13; i++) {
+            coded.append(HEX_CHAR[(int) (Math.random() * 15L) + 1]);
+        }
+        coded.append(id.substring(0, 11));
+        for (int i = 0; i < 7; i++) {
+            coded.append(HEX_CHAR[(int) (Math.random() * 15L) + 1]);
+        }
+        coded.append(id.substring(11));
+        for (int i = 0; i < 12; i++) {
+            coded.append(HEX_CHAR[(int) (Math.random() * 15L) + 1]);
+        }
+
+        return coded.toString();
     }
 
+    /**
+     * 对ID（32位）进行解码
+     *
+     * @param coded
+     * @return
+     */
     public static String decodeId(String coded) {
-        if (coded != null && coded.length() == 64) {
+        if (coded == null || coded.length() != 64) {
-            StringBuilder id = new StringBuilder();
-            id.append(coded.substring(13, 24));
-            id.append(coded.substring(31, 52));
-            return id.toString();
-        } else {
             return coded;
         }
+
+        StringBuilder id = new StringBuilder();
+        id.append(coded.substring(13, 24));
+        id.append(coded.substring(31, 52));
+
+        return id.toString();
     }
 
+    /**
+     * map parameters 转url parameters
+     *
+     * @param sortedParams
+     * @return
+     */
+    public static String getSignContent(Map<String, ?> sortedParams) {
+        StringBuffer content = new StringBuffer();
+        List<String> keys = new ArrayList<>(sortedParams.keySet());
+        Collections.sort(keys);
+        int index = 0;
+
+        for (int i = 0; i < keys.size(); ++i) {
+            String key = keys.get(i);
+            Object value = sortedParams.get(key);
+            if (isNotEmpty(key) && isNotEmpty(value)) {
+                content.append((index == 0 ? "" : "&") + key + "=" + value);
+                ++index;
+            }
+        }
+        return content.toString();
+    }
 
     /**
      * 替换手机号中间4位为*
@@ -192,4 +304,38 @@ public final class StrUtil {
     public static String replaceMobile(String mobile) {
         return mobile.replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2");
     }
+
+    /**
+     * map 排序
+     *
+     * @param sortedParams
+     * @return
+     */
+    public static Map<String, Object> mapSort(Map<String, ?> sortedParams) {
+        Map<String, Object> map = new HashMap<>();
+        List<String> keys = new ArrayList<>(sortedParams.keySet());
+        Collections.sort(keys);
+        int index = 0;
+        for (int i = 0; i < keys.size(); ++i) {
+            String key = keys.get(i);
+            Object value = sortedParams.get(key);
+            map.put(key, value);
+            ++index;
+        }
+        return map;
+    }
+
+    /**
+     * 设置Str带默认值
+     *
+     * @param msg
+     * @param defMsg
+     * @return
+     */
+    public static String setStr(String msg, String defMsg) {
+        if (StrUtil.isEmpty(msg)) {
+            return defMsg;
+        }
+        return msg;
+    }
 }