java正则表达式实现提取需要的字符并放入数组【ArrayList数组去重复功能】

packagecom.test.tool;

importjava.util.ArrayList;

importjava.util.HashSet;

importjava.util.regex.*;

publicclassMatchTest {

privateString regex;

privateString input;

privateArrayList al;

publicString getRegex() {

returnregex;

}

publicvoidsetRegex(String regex) {

this.regex = regex;

}

publicString getInput() {

returninput;

}

publicvoidsetInput(String input) {

this.input = input;

}

publicArrayList getAl() {

returnal;

}

publicvoidsetAl(ArrayList al) {

this.al = al;

}

publicMatchTest(String regex,String input)

{

Pattern p=Pattern.compile(regex);

Matcher m=p.matcher(input);

ArrayList myal=newArrayList();

while(m.find())

{

myal.add(m.group());

}

HashSet hs=newHashSet(myal);

myal.clear();

myal.add(hs);

this.setRegex(regex);

this.setInput(input);

this.setAl(myal);

}

publicMatchTest(){}

publicstaticvoidmain(String[] args){

String regex1 ="[0-9]{5,12}";

String input1="QQ120282458，QQ120282458 QQ125826";

//String input1="QQ";

MatchTest mt=newMatchTest(regex1,input1);

for(inti=0;i

{

System.out.println(mt.getAl().get(i).toString());

}

}

}