The code copy is as follows:
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Some convenient services for static file processing
* @author Kettas
* 4:27:25 PM
*/
public class HTMLServices {
private static Log log=LogFactory.getLog(HTMLServices.class);
/**
* Clear html code
* <p>All contents included between '<' and '>' will be cleared and returned to </P>
* @param args
* @return String
*/
public static String clearHTMLToString(String args){
return clearHTMLToString(args,false);
}
/**
* Clear html code
* <p>All contents included between '<' and '>' will be cleared and returned to </P>
* @param args
* @param replaceNull Whether to replace tab characters such as spaces
* @return String
*/
public static String clearHTMLToString(String args,boolean replaceNull){
if(StringUtils.isEmpty(args)){
return "";
}
args= args.replaceAll("(?is)<(.*?)>","");
if(replaceNull){
args = args.replaceAll("//s*|/t|/r|/n","");
}
return args;
}
/**
* Clear html code
* <p>All contents included between '<' and '>' will be cleared and the returned length is specified</P>
* @param args
* @return String
*/
public static String clearHTMLToString(String args,int maxSize){
return clearHTMLToString(args, maxSize, "");
}
/**
* Clear html code
* <p>All contents included between '<' and '>' will be cleared and the returned length is specified</P>
* @param args
* @return String
*/
public static String clearHTMLToString(String args,int maxSize,String replace){
args=clearHTMLToString(args);
if(maxSize<=0){
return args;
}
if(args.length()<=maxSize){
return args;
}
return args.substring(0,maxSize).concat(replace);
}
/**
* Intercept the string to the specified length
* @param args
* @param maxSize
* @param replace
* @return String
*/
public static String clearHTMLToSize(String args,int maxSize,String replace){
if(args.length()<=maxSize){
return args;
}
return args.substring(0,maxSize).concat(replace);
}
///**
// * Read <Style> style from css style file
// * @return String
// */
//public static String getStyleToString(File file){
//Document doc=null;
//Elements fileList=null;
//try{
//doc = Jsoup.parse(file, Config.DEFAULT_TYPE);
//fileList=doc.select("style");
//String css= doc.data();
//if(css.length()<1){
//return css;
//}
///*
// * Filter out comment statements
// */
//css=css.replaceAll("(<[^>]*>)", "");
//return css;
//}catch (Exception e) {
//log.error(e);
//} finally{
//doc=null;
//fileList=null;
//}
//return "";
//}
///**
// * Read <Style> style from css style file
// * @return Map<String,String>
// */
//public static Map<String,String> getStyleToMap(File file){
//Map<String, String> css=new HashMap<String, String>();
//try{
//String cssStyle=getStyleToString(file);
//if(cssStyle.trim().length()<1){
//return css;
//}
///*
// *
// */
//String[] style=cssStyle.split("//}");
//String[] map=new String[2];
//for (String _style : style) {
//map=_style.split("//{");
//css.put(map[0],map[1]);
//}
//return css;
//}catch (Exception e) {
//log.error(e);
//}
//return css;
//}
/**
* Read CSS properties from style
* <pre>
* String style="float:left;margin:0px;font-size:12px;";
* String fontSize=HTMLServices.getStyleNameValue(style,"font-size");</pre>
* @param style
* @param styleName
* @return String
*/
protected static String getStyleToString(String style,String styleName){
try{
Map<String,String> css=cssToMap(style);
return css.get(styleName);
}catch (Exception e) {
log.error(e);
}
return "";
}
public static String filterChare(String msg,String ...chars){
for(String _char:chars){
msg=msg.replace(_char,"");
}
return msg;
}
public static String mapToCSS(Map<String, String> css){
StringBuffer style=new StringBuffer();
for(Map.Entry <String,String> entry : css.entrySet()){
style.append(style.length()>0?",":"");
style.append(entry.getKey()).append(":").append(entry.getValue());
}
return style.toString();
}
/**
* Encapsulate style into key-value pairs
* <pre>
* String style="float:left;margin:0px;font-size:12px;";
* Map<String,String> css=HTMLServices.getStyleToMap(style);
* System.out.println("font-size:"+css.get("font-size"));
* </pre>
* @param style
* @return Map
*/
public static Map<String, String> cssToMap(String style){
Map<String, String> map=new HashMap<String, String>();
try{
if(style==null||StringUtils.isEmpty(style)){
return map;
}
style=style.toLowerCase();
style=style.split("//}")[0];
String[] csss=style.split("//;");
for(int i=0,iSzie=csss.length;i<iSzie;i++){
String [] cssStyle=csss[i].split("//:");
for (int j = 0,jSize=cssStyle.length; (j+1) < jSize; j+=2) {
map.put(cssStyle[j].replace(" ", "").trim(), cssStyle[j+1].toString().trim());
}
}
}catch (Exception e) {
log.error(e);
}
return map;
}
///**
// * Read the attribute of cssName from the css style (note that css is standard css)
// * @param css
// * @param cssName
// * @param styleName
// * @return String
// */
//public static String getStyleNameValue(File file,String cssName,String styleName){
//try{
//String style=getStyleToMap(file).get(cssName);
//return getStyleNameValue(style, styleName);
//}catch (Exception e) {
//log.error(e);
//}
//return "";
//}
}