import java.util.*; /** * @title: StringUtil工具类 * @description: * @throws: */ public class StringUtil { public static boolean isNullOrEmpty(Object obj) { return obj == null || "".equals(obj.toString()); } pub
public class StringUtil { private static final String HEX_STRING = “0123456789ABCDEF”; private static final String BASE_STRING = “ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789”; /** 替换字符串里内容,按Map Key 替换成value @param map @param context @return String */ public stat...
public static String removeLast(String p_Source, char p_Mark) { if(StringUtil.isNullOrEmpty(p_Source)) {return p_Source;} if (p_Source.charAt(p_Source.length() - 1) == p_Mark) { return p_Source.substring(0, p_Source.length() - 1); } return p_Source; } origin...
publicclassStringUtil{// 步骤1: 定义一个静态方法来判断字符串是否为空或nullpublicstaticbooleanisNullOrEmpty(Stringstr){// 步骤2: 检查字符串是否为nullif(str==null){returntrue;// 如果字符串为null, 返回true}// 步骤3: 检查字符串是否是空字符串("")if(str.isEmpty()){returntrue;// 如果字符串为...
if (StringUtils.isNullOrEmpty(driver)) { JdbcUtils.load(url); } else { String user = prop.getProperty("user"); String password = prop.getProperty("password"); if (StringUtils.isNullOrEmpty(user) && StringUtils.isNullOrEmpty(password)) { return ds.getConnection(); origin...
importcom.vcredit.fts.common.util.IPUtil;importio.netty.util.internal.StringUtil;importlombok.Data;importlombok.extern.slf4j.Slf4j;importorg.aspectj.lang.ProceedingJoinPoint;importorg.aspectj.lang.annotation.Around;importorg.aspectj.lang.annotation.Aspect;importorg.aspectj.lang.annotation.Pointcut;importorg....
List<String> list = getSomeNullableList();// list 如果为 null 会进入 if 块，而不会触发空指针异常if (list.isNullOrEmpty()) { // TODO} java.lang.NullPointerException，Goodbye，再也不见~数组扩展方法 JDK 中，数组并没有一个具体的对应类型，那为数组定义的扩展类，要放到什么包中呢？看下 Man...
public static Locale toLocale( String language ){ if( !StringUtil.isNullOrEmpty( language ) ){ return langToLocale( language, SEPARATOR );} return DEFAULT_LOCALE;} public static Locale langToLocale( String lang , String separator ){ if( StringUtil.isNullOrEmpty( lang ) ){ return ...
util.Objects; public final class StringUtil { private StringUtil() {} public static String firstNonBlank(String... params) {} public static String firstNonNull(String... params) {} public static boolean isNullOrEmpty(String string) {} public static boolean isBlank(String string) {} public ...
StringUtils.isEmpty(str); CollectionUtils.isEmpty(col); // from guava Strings.isNullOrEmpty(str);...