From 1c732150ad5e8b21efff07ecd923c4ff8fda60c1 Mon Sep 17 00:00:00 2001
From: zhanghua <314079846@qq.com>
Date: 星期二, 05 九月 2023 20:47:41 +0800
Subject: [PATCH] 100路视频
---
ycl-platform/src/main/java/com/ycl/common/util/CommonUtils.java | 375 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 375 insertions(+), 0 deletions(-)
diff --git a/ycl-platform/src/main/java/com/ycl/common/util/CommonUtils.java b/ycl-platform/src/main/java/com/ycl/common/util/CommonUtils.java
new file mode 100644
index 0000000..a6ff4b9
--- /dev/null
+++ b/ycl-platform/src/main/java/com/ycl/common/util/CommonUtils.java
@@ -0,0 +1,375 @@
+package com.ycl.common.util;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.text.SimpleDateFormat;
+import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class CommonUtils {
+ /**
+ * 妫�鏌ュ璞℃槸鍚︿负绌�
+ *
+ * @param obj
+ * java浠绘剰绫诲瀷
+ * @return
+ */
+ @SuppressWarnings("rawtypes")
+ public static boolean isEmpty(Object obj) {
+ if (obj == null) {
+ return true;
+
+ } else if (obj instanceof String && (obj.toString().trim().equals(""))) {
+ return true;
+
+ } else if (obj instanceof Number && ((Number) obj).doubleValue() < 0) {
+ return true;
+
+ } else if (obj instanceof Collection && ((Collection) obj).isEmpty()) {
+ return true;
+
+ } else if (obj instanceof Map && ((Map) obj).isEmpty()) {
+ return true;
+
+ } else if (obj instanceof Object[] && ((Object[]) obj).length == 0) {
+ return true;
+
+ }
+ return false;
+ }
+
+ /**
+ * 妫�鏌涓璞℃槸鍚︿负绌�
+ *
+ * @param obj
+ * @return
+ */
+ public static boolean isEmpty(Object... obj) {
+ boolean res = false;
+ for (Object o : obj) {
+ if (isEmpty(o)) {
+ res = true;
+ break;
+ }
+ }
+ return res;
+ }
+
+ /**
+ *
+ *
+ * @param obj
+ * @return
+ */
+ @SuppressWarnings("rawtypes")
+ public static boolean hasLength(Object obj, int length) {
+
+ if (obj == null) {
+ return false;
+
+ } else if (obj instanceof String) {
+ return obj.toString().trim().length() == length;
+
+ } else if (obj instanceof Collection) {
+ return ((Collection) obj).size() == length;
+
+ } else if (obj instanceof Map) {
+ return ((Map) obj).size() == length;
+
+ } else if (obj instanceof Object[]) {
+ return ((Object[]) obj).length == length;
+
+ }
+
+ return false;
+
+ }
+
+ /**
+ * 妫�鏌ュ璞℃槸鍚︿笉涓虹┖
+ *
+ * @param obj
+ * @return
+ */
+ public static boolean isNotEmpty(Object obj) {
+ return !isEmpty(obj);
+ }
+
+ /**
+ * 妫�鏌ュ璞℃槸鍚︿笉涓虹┖
+ *
+ * @param obj
+ * @return
+ */
+ public static boolean isNotEmpty(Object... obj) {
+ boolean res = true;
+ for (Object o : obj) {
+ if (isEmpty(o)) {
+ res = false;
+ }
+ }
+ return res;
+ }
+
+
+
+ /**
+ * 鍏嬮殕涓�涓璞�
+ *
+ * @param obj
+ * @return
+ * @throws Exception
+ */
+ public static Object cloneObject(Object obj) throws Exception {
+ ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
+ ObjectOutputStream out = new ObjectOutputStream(byteOut);
+ out.writeObject(obj);
+ ByteArrayInputStream byteIn = new ByteArrayInputStream(byteOut.toByteArray());
+ ObjectInputStream in = new ObjectInputStream(byteIn);
+ return in.readObject();
+ }
+
+ /**
+ * 鍒ゆ柇鏄惁涓轰腑鏂�
+ *
+ * @param c
+ * @return
+ */
+ public static boolean isChinese(char c) {
+ Character.UnicodeBlock ub = Character.UnicodeBlock.of(c);
+ if (ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
+ || ub == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS
+ || ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A
+ || ub == Character.UnicodeBlock.GENERAL_PUNCTUATION
+ || ub == Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION
+ || ub == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS) {
+ return true;
+ }
+ return false;
+ }
+
+ public static boolean isChinese(String str) {
+ if (null != str && str.length() > 0) {
+ char[] chares = str.toCharArray();
+ for (char c : chares) {
+ if (isChinese(c))
+ return true;
+ }
+ } else
+ return false;
+
+ return false;
+ }
+
+ /**
+ * 鍒ゆ柇鏄惁涓轰腑鏂囦贡鐮�
+ *
+ * @param strName
+ * @return
+ */
+ public static boolean hasMessyCode(String target) {
+ Pattern p = Pattern.compile("\\s*|\t*|\r*|\n*");
+ Matcher m = p.matcher(target);
+ String after = m.replaceAll("");
+ String temp = after.replaceAll("}", "");
+ char[] ch = temp.trim().toCharArray();
+ float chLength = ch.length;
+ float count = 0;
+ for (int i = 0; i < ch.length; i++) {
+ char c = ch[i];
+ if (!Character.isLetterOrDigit(c)) {
+
+ if (!isChinese(c)) {
+ count = count + 1;
+ }
+ }
+ }
+ float result = count / chLength;
+ if (result > 0.4) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * 鐢熸垚N浣嶉殢鏈烘暟
+ *
+ * @return
+ */
+ public static String getRandom(int N) {
+ int[] rand = new int[N];
+ StringBuffer numString = new StringBuffer();
+ for (int i = 0; i < rand.length; i++) {
+ rand[i] = (Integer) new Random().nextInt(9);
+ numString.append(rand[i]);
+ }
+ return numString.toString();
+ }
+
+ /**
+ * 鍚岀被瀵硅薄灞炴�у鍒�(private,public) 澶嶅埗鍑烘潵鐨勪负鏂板璞�
+ *
+ * @param object
+ * @return
+ * @throws Exception
+ */
+ public static Object copyThisToNewOne(Object object) throws Exception {
+ Class<?> classType = object.getClass();
+ Object obj = classType.getConstructor(new Class[] {}).newInstance(new Object[] {});
+ Field[] fields = classType.getDeclaredFields();
+ for (Field field : fields) {
+ if (Modifier.isPrivate(field.getModifiers())) {// 鍙渶瑕佺鏈夊瓧娈�
+ String name = field.getName();
+ String firstLetter = name.substring(0, 1).toUpperCase();
+ String getMethodName = "get" + firstLetter + name.substring(1);
+ String setMethodName = "set" + firstLetter + name.substring(1);
+ Method getMethod = classType.getMethod(getMethodName, new Class[] {});
+ Method setMethod = classType.getMethod(setMethodName, new Class[] { field.getType() });
+ Object value = getMethod.invoke(object, new Object[] {});
+ if (value != null) {
+ setMethod.invoke(obj, new Object[] { value });
+ }
+ } else {
+ // System.out.println(field.get(object));
+ obj.getClass().getField(field.getName()).set((Object) obj, field.get(object));
+ }
+ }
+ return obj;
+ }
+
+ /**
+ * 鍚岀被瀵硅薄灞炴�у鍒�(private,public) 鎶�2涓凡鏈夌殑瀵硅薄灞炴�ц繘琛屽鍒� 姝ゆ柟娉晄rc浠ｈ〃鏉ユ簮鏁版嵁瀵硅薄锛�
+ * result浠ｈ〃瑕佹妸src涓殑灞炴�у鍒跺埌鐨勫璞�
+ *
+ * @param object
+ * @return
+ * @throws Exception
+ */
+ public static Object copyThisToAnother(Object src, Object result) throws Exception {
+ Class<?> classType = src.getClass();
+ Object obj = classType.getConstructor(new Class[] {}).newInstance(new Object[] {});
+ Field[] fields = classType.getDeclaredFields();
+ for (Field field : fields) {
+ if (Modifier.isPrivate(field.getModifiers())) {// 鍙渶瑕佺鏈夊瓧娈�
+ String name = field.getName();
+ String firstLetter = name.substring(0, 1).toUpperCase();
+ String getMethodName = "get" + firstLetter + name.substring(1);
+ String setMethodName = "set" + firstLetter + name.substring(1);
+ Method getMethod = classType.getMethod(getMethodName, new Class[] {});
+ Method setMethod = classType.getMethod(setMethodName, new Class[] { field.getType() });
+ Object value = getMethod.invoke(src, new Object[] {});
+ if (value != null) {
+ setMethod.invoke(result, new Object[] { value });
+ }
+ } else {
+ // System.out.println(field.get(src));
+ obj.getClass().getField(field.getName()).set(result, field.get(src));
+ }
+ }
+ return result;
+ }
+
+ public static String getRandomString(int length) { // length琛ㄧず鐢熸垚瀛楃涓茬殑闀垮害
+ String base = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
+ Random random = new Random();
+ StringBuffer sb = new StringBuffer();
+ for (int i = 0; i < length; i++) {
+ int number = random.nextInt(base.length());
+ sb.append(base.charAt(number));
+ }
+ return sb.toString();
+ }
+
+ public static String getUpperStringRandom(int length) { // length琛ㄧず鐢熸垚瀛楃涓茬殑闀垮害
+
+ return getRandomString(length).toUpperCase();
+ }
+
+ /**
+ * 鏁板瓧闅忔満鐮佺爜
+ *
+ * @param length
+ * @return
+ */
+ public static String getDigitRandom(int length) { // length琛ㄧず鐢熸垚瀛楃涓茬殑闀垮害
+ String base = "0123456789";
+ Random random = new Random();
+ StringBuffer sb = new StringBuffer();
+ for (int i = 0; i < length; i++) {
+ int number = random.nextInt(base.length());
+ sb.append(base.charAt(number));
+ }
+ return sb.toString();
+ }
+
+ public static String getFormatParam(Object... obj) { // length琛ㄧず鐢熸垚瀛楃涓茬殑闀垮害
+
+ StringBuffer sb = new StringBuffer();
+ for (Object o : obj) {
+ if (CommonUtils.isEmpty(sb.toString()))
+ sb.append(o.toString());
+ else
+ sb.append("," + o.toString());
+
+ }
+ return sb.toString();
+ }
+
+ /**
+ * 鑾峰彇涓�涓椂闂存牸寮忕殑缂栧彿
+ *
+ * @param random
+ * @return yyyyMMddHHmmss + random(bit)
+ */
+ public static String getIdentityByTime(int random) {
+
+ SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
+ Date date = new Date();
+ return dateFormat.format(date) + getDigitRandom(random);
+ }
+
+ public static String getUUID(boolean hasSplit) {
+ UUID uuid = UUID.randomUUID();
+ return hasSplit ? uuid.toString() : uuid.toString().replace("-", "");
+ }
+
+ public static <T> List<T> removeNull(List<? extends T> oldList) {
+ oldList.removeAll(Collections.singleton(null));
+ Iterator iterator = oldList.iterator();
+ while (iterator.hasNext()) {
+ if (checkIsEtmy(iterator.next())) {
+ iterator.remove();
+ }
+ }
+ return (List<T>) oldList;
+ }
+
+ public static boolean checkIsEtmy(Object o) {
+ boolean flag = true;
+ //鑾峰彇鍙傛暟绫�
+ Class cls = o.getClass();
+ //灏嗗弬鏁扮被杞崲涓哄搴斿睘鎬ф暟閲忕殑Field绫诲瀷鏁扮粍锛堝嵆璇ョ被鏈夊灏戜釜灞炴�у瓧娈� N 杞崲鍚庣殑鏁扮粍闀垮害鍗充负 N锛�
+ Field[] fields = cls.getDeclaredFields();
+ for(int i = 0;i < fields.length; i ++){
+ Field f = fields[i];
+ f.setAccessible(true);
+ //f.getName()寰楀埌瀵瑰簲瀛楁鐨勫睘鎬у悕锛宖.get(o)寰楀埌瀵瑰簲瀛楁灞炴�у��,f.getGenericType()寰楀埌瀵瑰簲瀛楁鐨勭被鍨�
+ try {
+ if (f.get(o)!=null&&!"".equals(f.get(o).toString())) {
+ flag = false;
+ }
+ } catch (IllegalArgumentException | IllegalAccessException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+ return flag;
+ }
+}
--
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