cn.acyou.leo.framework.util.ReplaceUtil Maven / Gradle / Ivy
package cn.acyou.leo.framework.util;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author youfang
* @version [1.0.0, 2021-7-8]
**/
public class ReplaceUtil {
/**
* {location}地区，{location}当前温度，{temp}摄氏度，{real-weather}
* 匹配大括号
*/
private static final Pattern REGEX_BRACE = Pattern.compile("\\{([^\\)]*?)\\}");
/**
* 替换text中的 key value
*
* @param text text
* @return newUrl
*/
public static String replaceParams(String text, Map params) {
Matcher matcher = REGEX_BRACE.matcher(text);
String newText = text;
while (matcher.find()) {
String keyWord = matcher.group();
String keyWordValue = params.get(keyWord);
if (keyWordValue != null){
newText = newText.replace(keyWord, keyWordValue);
}
}
return newText;
}
public static void main(String[] args) {
String text = "{location}地区，{location}当前温度，{temp}摄氏度，{real-weather}";
Map params = new HashMap<>();
params.put("{location}", "南京");
params.put("{temp}", "28°");
params.put("{temp2}", "28°");
params.put("{real-weather}", "25°");
System.out.println(replaceParams(text, params));
}
}