package com.huaheng.common.utils.restful;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.io.IOUtils;
import org.springframework.beans.BeanUtils;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.lang.reflect.Field;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.sql.Date;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
*
* @Author 张代浩
*
*/
@Slf4j
public class oConvertUtils {
public static boolean isEmpty(Object object) {
if (object == null) {
return (true);
}
if ("".equals(object)) {
return (true);
}
if ("null".equals(object)) {
return (true);
}
return (false);
}
public static boolean isNotEmpty(Object object) {
if (object != null && !object.equals("") && !object.equals("null")) {
return (true);
}
return (false);
}
public static String decode(String strIn, String sourceCode, String targetCode) {
String temp = code2code(strIn, sourceCode, targetCode);
return temp;
}
public static String StrToUTF(String strIn, String sourceCode, String targetCode) {
strIn = "";
try {
strIn = new String(strIn.getBytes("ISO-8859-1"), "GBK");
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return strIn;
}
private static String code2code(String strIn, String sourceCode, String targetCode) {
String strOut = null;
if (strIn == null || (strIn.trim()).equals("")) {
return strIn;
}
try {
byte[] b = strIn.getBytes(sourceCode);
for (int i = 0; i < b.length; i++) {
System.out.print(b[i] + " ");
}
strOut = new String(b, targetCode);
} catch (Exception e) {
e.printStackTrace();
return null;
}
return strOut;
}
public static int getInt(String s, int defval) {
if (s == null || s == "") {
return (defval);
}
try {
return (Integer.parseInt(s));
} catch (NumberFormatException e) {
return (defval);
}
}
public static int getInt(String s) {
if (s == null || s == "") {
return 0;
}
try {
return (Integer.parseInt(s));
} catch (NumberFormatException e) {
return 0;
}
}
public static int getInt(String s, Integer df) {
if (s == null || s == "") {
return df;
}
try {
return (Integer.parseInt(s));
} catch (NumberFormatException e) {
return 0;
}
}
public static Integer[] getInts(String[] s) {
Integer[] integer = new Integer[s.length];
if (s == null) {
return null;
}
for (int i = 0; i < s.length; i++) {
integer[i] = Integer.parseInt(s[i]);
}
return integer;
}
public static double getDouble(String s, double defval) {
if (s == null || s == "") {
return (defval);
}
try {
return (Double.parseDouble(s));
} catch (NumberFormatException e) {
return (defval);
}
}
public static double getDou(Double s, double defval) {
if (s == null) {
return (defval);
}
return s;
}
/*public static Short getShort(String s) {
if (StringUtil.isNotEmpty(s)) {
return (Short.parseShort(s));
} else {
return null;
}
}*/
public static int getInt(Object object, int defval) {
if (isEmpty(object)) {
return (defval);
}
try {
return (Integer.parseInt(object.toString()));
} catch (NumberFormatException e) {
return (defval);
}
}
public static Integer getInt(Object object) {
if (isEmpty(object)) {
return null;
}
try {
return (Integer.parseInt(object.toString()));
} catch (NumberFormatException e) {
return null;
}
}
public static int getInt(BigDecimal s, int defval) {
if (s == null) {
return (defval);
}
return s.intValue();
}
public static Integer[] getIntegerArry(String[] object) {
int len = object.length;
Integer[] result = new Integer[len];
try {
for (int i = 0; i < len; i++) {
result[i] = new Integer(object[i].trim());
}
return result;
} catch (NumberFormatException e) {
return null;
}
}
public static String getString(String s) {
return (getString(s, ""));
}
/**
* 转义成Unicode编码
* @param s
* @return
*/
/*public static String escapeJava(Object s) {
return StringEscapeUtils.escapeJava(getString(s));
}*/
public static String getString(Object object) {
if (isEmpty(object)) {
return "";
}
return (object.toString().trim());
}
public static String getString(int i) {
return (String.valueOf(i));
}
public static String getString(float i) {
return (String.valueOf(i));
}
public static String getString(String s, String defval) {
if (isEmpty(s)) {
return (defval);
}
return (s.trim());
}
public static String getString(Object s, String defval) {
if (isEmpty(s)) {
return (defval);
}
return (s.toString().trim());
}
public static long stringToLong(String str) {
Long test = new Long(0);
try {
test = Long.valueOf(str);
} catch (Exception e) {
}
return test.longValue();
}
/**
* 获取本机IP
*/
public static String getIp() {
String ip = null;
try {
InetAddress address = InetAddress.getLocalHost();
ip = address.getHostAddress();
} catch (UnknownHostException e) {
e.printStackTrace();
}
return ip;
}
/**
* 判断一个类是否为基本数据类型。
*
* @param clazz
* 要判断的类。
* @return true 表示为基本数据类型。
*/
private static boolean isBaseDataType(Class clazz) throws Exception {
return (clazz.equals(String.class) || clazz.equals(Integer.class) || clazz.equals(Byte.class) || clazz.equals(Long.class) || clazz.equals(Double.class) || clazz.equals(Float.class) || clazz.equals(Character.class) || clazz.equals(Short.class) || clazz.equals(BigDecimal.class) || clazz.equals(BigInteger.class) || clazz.equals(Boolean.class) || clazz.equals(Date.class) || clazz.isPrimitive());
}
/**
* @param request
* IP
* @return IP Address
*/
public static String getIpAddrByRequest(HttpServletRequest request) {
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
return ip;
}
/**
* @return 本机IP
* @throws SocketException
*/
public static String getRealIp() throws SocketException {
String localip = null;// 本地IP，如果没有配置外网IP则返回它
String netip = null;// 外网IP
Enumeration<NetworkInterface> netInterfaces = NetworkInterface.getNetworkInterfaces();
InetAddress ip = null;
boolean finded = false;// 是否找到外网IP
while (netInterfaces.hasMoreElements() && !finded) {
NetworkInterface ni = netInterfaces.nextElement();
Enumeration<InetAddress> address = ni.getInetAddresses();
while (address.hasMoreElements()) {
ip = address.nextElement();
if (!ip.isSiteLocalAddress() && !ip.isLoopbackAddress() && ip.getHostAddress().indexOf(":") == -1) {// 外网IP
netip = ip.getHostAddress();
finded = true;
break;
} else if (ip.isSiteLocalAddress() && !ip.isLoopbackAddress() && ip.getHostAddress().indexOf(":") == -1) {// 内网IP
localip = ip.getHostAddress();
}
}
}
if (netip != null && !"".equals(netip)) {
return netip;
} else {
return localip;
}
}
/**
* java去除字符串中的空格、回车、换行符、制表符
*
* @param str
* @return
*/
public static String replaceBlank(String str) {
String dest = "";
if (str != null) {
Pattern p = Pattern.compile("\\s*|\t|\r|\n");
Matcher m = p.matcher(str);
dest = m.replaceAll("");
}
return dest;
}
/**
* 判断元素是否在数组内
*
* @param substring
* @param source
* @return
*/
public static boolean isIn(String substring, String[] source) {
if (source == null || source.length == 0) {
return false;
}
for (int i = 0; i < source.length; i++) {
String aSource = source[i];
if (aSource.equals(substring)) {
return true;
}
}
return false;
}
/**
* 获取Map对象
*/
public static Map<Object, Object> getHashMap() {
return new HashMap<Object, Object>();
}
/**
* SET转换MAP
*
* @param str
* @return
*/
public static Map<Object, Object> SetToMap(Set<Object> setobj) {
Map<Object, Object> map = getHashMap();
for (Iterator iterator = setobj.iterator(); iterator.hasNext();) {
Map.Entry<Object, Object> entry = (Map.Entry<Object, Object>) iterator.next();
map.put(entry.getKey().toString(), entry.getValue() == null ? "" : entry.getValue().toString().trim());
}
return map;
}
public static boolean isInnerIP(String ipAddress) {
boolean isInnerIp = false;
long ipNum = getIpNum(ipAddress);
/**
* 私有IP：A类 10.0.0.0-10.255.255.255 B类 172.16.0.0-172.31.255.255 C类 192.168.0.0-192.168.255.255 当然，还有127这个网段是环回地址
**/
long aBegin = getIpNum("10.0.0.0");
long aEnd = getIpNum("10.255.255.255");
long bBegin = getIpNum("172.16.0.0");
long bEnd = getIpNum("172.31.255.255");
long cBegin = getIpNum("192.168.0.0");
long cEnd = getIpNum("192.168.255.255");
isInnerIp = isInner(ipNum, aBegin, aEnd) || isInner(ipNum, bBegin, bEnd) || isInner(ipNum, cBegin, cEnd) || ipAddress.equals("127.0.0.1");
return isInnerIp;
}
private static long getIpNum(String ipAddress) {
String[] ip = ipAddress.split("\\.");
long a = Integer.parseInt(ip[0]);
long b = Integer.parseInt(ip[1]);
long c = Integer.parseInt(ip[2]);
long d = Integer.parseInt(ip[3]);
long ipNum = a * 256 * 256 * 256 + b * 256 * 256 + c * 256 + d;
return ipNum;
}
private static boolean isInner(long userIp, long begin, long end) {
return (userIp >= begin) && (userIp <= end);
}
/**
* 将下划线大写方式命名的字符串转换为驼峰式。
* 如果转换前的下划线大写方式命名的字符串为空，则返回空字符串。</br>
* 例如：hello_world->helloWorld
*
* @param name
* 转换前的下划线大写方式命名的字符串
* @return 转换后的驼峰式命名的字符串
*/
public static String camelName(String name) {
StringBuilder result = new StringBuilder();
// 快速检查
if (name == null || name.isEmpty()) {
// 没必要转换
return "";
} else if (!name.contains("_")) {
// 不含下划线，仅将首字母小写
//update-begin--Author:zhoujf Date:20180503 for：TASK #2500 【代码生成器】代码生成器开发一通用模板生成功能
//update-begin--Author:zhoujf Date:20180503 for：TASK #2500 【代码生成器】代码生成器开发一通用模板生成功能
return name.substring(0, 1).toLowerCase() + name.substring(1).toLowerCase();
//update-end--Author:zhoujf Date:20180503 for：TASK #2500 【代码生成器】代码生成器开发一通用模板生成功能
}
// 用下划线将原始字符串分割
String camels[] = name.split("_");
for (String camel : camels) {
// 跳过原始字符串中开头、结尾的下换线或双重下划线
if (camel.isEmpty()) {
continue;
}
// 处理真正的驼峰片段
if (result.length() == 0) {
// 第一个驼峰片段，全部字母都小写
result.append(camel.toLowerCase());
} else {
// 其他的驼峰片段，首字母大写
result.append(camel.substring(0, 1).toUpperCase());
result.append(camel.substring(1).toLowerCase());
}
}
return result.toString();
}
/**
* 将下划线大写方式命名的字符串转换为驼峰式。
* 如果转换前的下划线大写方式命名的字符串为空，则返回空字符串。</br>
* 例如：hello_world,test_id->helloWorld,testId
*
* @param name
* 转换前的下划线大写方式命名的字符串
* @return 转换后的驼峰式命名的字符串
*/
public static String camelNames(String names) {
if(names==null||names.equals("")){
return null;
}
StringBuffer sf = new StringBuffer();
String[] fs = names.split(",");
for (String field : fs) {
field = camelName(field);
sf.append(field + ",");
}
String result = sf.toString();
return result.substring(0, result.length() - 1);
}
//update-begin--Author:zhoujf Date:20180503 for：TASK #2500 【代码生成器】代码生成器开发一通用模板生成功能
/**
* 将下划线大写方式命名的字符串转换为驼峰式。(首字母写)
* 如果转换前的下划线大写方式命名的字符串为空，则返回空字符串。</br>
* 例如：hello_world->HelloWorld
*
* @param name
* 转换前的下划线大写方式命名的字符串
* @return 转换后的驼峰式命名的字符串
*/
public static String camelNameCapFirst(String name) {
StringBuilder result = new StringBuilder();
// 快速检查
if (name == null || name.isEmpty()) {
// 没必要转换
return "";
} else if (!name.contains("_")) {
// 不含下划线，仅将首字母小写
return name.substring(0, 1).toUpperCase() + name.substring(1).toLowerCase();
}
// 用下划线将原始字符串分割
String camels[] = name.split("_");
for (String camel : camels) {
// 跳过原始字符串中开头、结尾的下换线或双重下划线
if (camel.isEmpty()) {
continue;
}
// 其他的驼峰片段，首字母大写
result.append(camel.substring(0, 1).toUpperCase());
result.append(camel.substring(1).toLowerCase());
}
return result.toString();
}
//update-end--Author:zhoujf Date:20180503 for：TASK #2500 【代码生成器】代码生成器开发一通用模板生成功能
/**
* 将驼峰命名转化成下划线
* @param para
* @return
*/
public static String camelToUnderline(String para){
if(para.length()<3){
return para.toLowerCase();
}
StringBuilder sb=new StringBuilder(para);
int temp=0;//定位
//从第三个字符开始 避免命名不规范
for(int i=2;i<para.length();i++){
if(Character.isUpperCase(para.charAt(i))){
sb.insert(i+temp, "_");
temp+=1;
}
}
return sb.toString().toLowerCase();
}
/**
* 随机数
* @param place 定义随机数的位数
*/
public static String randomGen(int place) {
String base = "qwertyuioplkjhgfdsazxcvbnmQAZWSXEDCRFVTGBYHNUJMIKLOP0123456789";
StringBuffer sb = new StringBuffer();
Random rd = new Random();
for(int i=0;i<place;i++) {
sb.append(base.charAt(rd.nextInt(base.length())));
}
return sb.toString();
}
/**
* 获取类的所有属性，包括父类
*
* @param object
* @return
*/
public static Field[] getAllFields(Object object) {
Class<?> clazz = object.getClass();
List<Field> fieldList = new ArrayList<>();
while (clazz != null) {
fieldList.addAll(new ArrayList<>(Arrays.asList(clazz.getDeclaredFields())));
clazz = clazz.getSuperclass();
}
Field[] fields = new Field[fieldList.size()];
fieldList.toArray(fields);
return fields;
}
/**
* 将map的key全部转成小写
* @param list
* @return
*/
public static List<Map<String, Object>> toLowerCasePageList(List<Map<String, Object>> list){
List<Map<String, Object>> select = new ArrayList<>();
for (Map<String, Object> row : list) {
Map<String, Object> resultMap = new HashMap<>();
Set<String> keySet = row.keySet();
for (String key : keySet) {
String newKey = key.toLowerCase();
resultMap.put(newKey, row.get(key));
}
select.add(resultMap);
}
return select;
}
/**
* 将entityList转换成modelList
* @param fromList
* @param tClass
* @param <F>
* @param <T>
* @return
*/
public static<F,T> List<T> entityListToModelList(List<F> fromList, Class<T> tClass){
if(fromList == null || fromList.isEmpty()){
return null;
}
List<T> tList = new ArrayList<>();
for(F f : fromList){
T t = entityToModel(f, tClass);
tList.add(t);
}
return tList;
}
public static<F,T> T entityToModel(F entity, Class<T> modelClass) {
log.debug("entityToModel : Entity属性的值赋值到Model");
Object model = null;
if (entity == null || modelClass ==null) {
return null;
}
try {
model = modelClass.newInstance();
} catch (InstantiationException e) {
log.error("entityToModel : 实例化异常", e);
} catch (IllegalAccessException e) {
log.error("entityToModel : 安全权限异常", e);
}
BeanUtils.copyProperties(entity, model);
return (T)model;
}
/**
* 判断 list 是否为空
*
* @param list
* @return true or false
* list == null : true
* list.size() == 0 : true
*/
public static boolean listIsEmpty(Collection list) {
return (list == null || list.size() == 0);
}
/**
* 判断 list 是否不为空
*
* @param list
* @return true or false
* list == null : false
* list.size() == 0 : false
*/
public static boolean listIsNotEmpty(Collection list) {
return !listIsEmpty(list);
}
/**
* 读取静态文本内容
* @param url
* @return
*/
public static String readStatic(String url) {
String json = "";
try {
//换个写法，解决springboot读取jar包中文件的问题
InputStream stream = oConvertUtils.class.getClassLoader().getResourceAsStream(url.replace("classpath:", ""));
json = IOUtils.toString(stream,"UTF-8");
} catch (IOException e) {
log.error(e.getMessage(),e);
}
return json;
}
}