匹配html img 标签的正则表达式 java

public static void main(String[] args) {
String regex = "<\\s*img(.+?)src=[\"'](.*?)[\"']\\s*/?\\s*>";
Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
String content = "<img width=\"450\" height=\"610\" alt=\"\" src=\"/data/attachment/editor/201307040924448645.jpg\" />";
Matcher matcher = pattern.matcher(content);
while (matcher.find()) {
String group0 = matcher.group(0);
String group1 = matcher.group(2);
　　　　　　　　　　　　　  System.out.println(group0);
System.out.println(group2);

　 } }