计算字符串中字符的相连字符的最大长度

package wusc.edu.test;import java.util.HashMap;public class StringCharCount {public static void main(String args[]){String str = "AAABBBDDDCCCEFGHJJUAVBBDEBV" ;char[]  chars = str.toCharArray() ;HashMap<String,Integer> hm = new HashMap<String,Integer>();for(int i=0;i<chars.length;i++){hm.put(String.valueOf(chars[i]), Integer.valueOf(1));}for(int j=0;j<chars.length;){if(j==chars.length-1 ||!(chars[j+1]==chars[j])){j++;continue ;}else{int k = j ;int count =1 ;while(!(k==chars.length-1)&&(chars[k+1]==chars[k])){k++;count++;}if(count>hm.get(String.valueOf(chars[j]))){hm.put(String.valueOf(chars[j]), Integer.valueOf(count));}j=k;}}System.out.println(hm.toString()); }}