习题2－16.java

JAVA用Java和XML建立试题库管理系统,试题库管理系统的设计

class tt
{
	public static void main(String args[])
	{
		String ss="Returns the current capacity of the String buffer. ";
		int n=ss.length();
		StringBuffer sb=new StringBuffer(n);
		int i=0,k,count=0;
		int j=i;
		while(true)
		{
			while(j<n&&!isA_Z(ss.charAt(j)))j++;
			if(j<n)i=j;else break;
			while(j<n&&isA_Z(ss.charAt(j)))j++;
			if(j<n)
			{
				sb.append(ss.substring(i,j)+"\\");
				count++;i=j;
			}
			else
			{
				sb.append(ss.substring(i)+"\\");
				count++;break;				
			}	
		}
        String w[]=new String[count];
        for(k=0,i=0;k<count;k++)
        {
        	j=sb.indexOf("\\",i);
        	w[k]=sb.substring(i,j);
        	i=j+1;
        }
		System.out.println(ss);
		System.out.println(sb);
		for(i=0;i<count;i++)
		   System.out.println(w[i]);
	}
	static boolean isA_Z(char ch)
	{
		if(ch>='A'&&ch<='Z'||ch>='a'&&ch<='z')
		   return true;
		else
		   return false;
	}
}