java替换字符_东软笔试

//较笨的方法，呵呵，有心的自己改进玩玩！
public class 替换字符 {
	public static void main(String[] args) {
	 String str  = "skfjdj_cache_jfkjfkjfk_cache_kfjdkfjkfj_cache_jfkdfjkdfjk_cache_dfkj.xml";
	String patternstr="_cache_|.xml";
	String[] c = str.split(patternstr);
	 for(int i=0;i<c.length;i++){
		 System.out.print(c[i]+"     ");
	 }
    for(int i=0;i<c.length;i++){
    	if(i%2==0){
    		String str1 = "bbbb";
    		c[i]=str1;
    	}else{
    		String str2="aaaa";
    		c[i]=str2;
    	}
    }
    for(int i=0;i<c.length;i++){
    	System.out.print(c[i]);
    }
    System.out.print(".xml");
	}
}