Java查找统计文中字母，单词

package io;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;

public class First {

    public static void main(String[] args) throws IOException {
        int a=0;int b=0;int c=0;int d=0;int e=0;int f=0;int g=0;int h=0;int i=0;int j=0;int k=0;int l=0;int m=0;int n=0;int o=0;int p=0;int q=0;
        int r=0;int s=0;int t=0;int u=0;int v=0;int w=0;int x=0;int y=0;int z=0;
        int A=0;int B=0;int C=0;int D=0;int E=0;int F=0;int G=0;int H=0;int I=0;int J=0;int K=0;int L=0;int M=0;int N=0;int O=0;int P=0;int Q=0;
        int R=0;int S=0;int T=0;int U=0;int V=0;int W=0;int X=0;int Y=0;int Z=0;
        // 新文件
        File newFile = new File("d:\\File.txt");
        char[] data=new char[1000];
        // 读取文件内容
        File file = new File("d:\\file.txt");
        BufferedReader reader = new BufferedReader(new FileReader(file));
        StringBuffer sb = new StringBuffer();
        String line = null;
        while ((line = reader.readLine()) != null) {
            sb.append(line);
            System.out.println(line);
        }
        reader.close();
        // 统计字母个数

        for (int ii = 0; ii < sb.length(); ii++) {
            char ch = sb.charAt(ii);
            for(int qq=0;qq<1000;qq++) {
                    data[qq]=ch;
            }
            for(int qq=0;qq<1000;qq++) {
                System.out.print(data[qq]);
            }
            if(ch=='A') {
                    A++;
                }
            if(ch=='B') {
                B++;
            }
            if(ch=='C') {
                C++;
            }
            if(ch=='D') {
                D++;
            }
            if(ch=='E') {
                E++;
            }
            if(ch=='F') {
                F++;
            }
            if(ch=='G') {
                G++;
            }
            if(ch=='H') {
                H++;
            }
            if(ch=='I') {
                I++;
            }
            if(ch=='J') {
                J++;
            }
            if(ch=='K') {
                K++;
            }
            if(ch=='L') {
                L++;
            }
            if(ch=='M') {
                M++;
            }
            if(ch=='N') {
                N++;
            }
            if(ch=='O') {
                O++;
            }
            if(ch=='P') {
                P++;
            }
            if(ch=='Q') {
                Q++;
            }
            if(ch=='R') {
                R++;
            }
            if(ch=='S') {
                S++;
            }
            if(ch=='T') {
                T++;
            }
            if(ch=='U') {
                U++;
            }
            if(ch=='V') {
                V++;
            }
            if(ch=='W') {
                W++;
            }
            if (ch=='X') {
                X++;
            }

            if (ch=='Y') {
                Y++;
            }
            if (ch=='Z') {
                Z++;
            }
            if (ch=='a') {
                a++;
            }
            if (ch=='b') {
                b++;
            }
            if (ch=='c') {
                c++;
            }

            if (ch=='d') {
                d++;
            }
            if (ch=='e') {
                e++;
            }
            if (ch=='f') {
                f++;
            }
            if (ch=='g') {
                g++;
            }
            if (ch=='h') {
                h++;
            }
            if (ch=='i') {
                i++;
            }
            if (ch=='j') {
                j++;
            }
            if (ch=='k') {
                k++;
            }
            if (ch=='l') {
                l++;
            }
            if (ch=='m') {
                m++;
            }
            if (ch=='n') {
                n++;
            }
            if (ch=='o') {
                o++;
            }
            if (ch=='p') {
                p++;
            }
            if (ch=='q') {
                q++;
            }
            if (ch=='r') {
                r++;
            }
            if (ch=='s') {
                s++;
            }
            if (ch=='t') {
                t++;
            }
            if (ch=='u') {
                u++;
            }
            if (ch=='v') {
                v++;
            }
            if (ch=='w') {
                w++;
            }
            if (ch=='x') {
                x++;
            }
            if (ch=='y') {
                y++;
            }
            if (ch=='z') {
                z++;
            }
        }
        System.out.println("a:"+a+"\t"+"b:"+b+"\t"+"c:"+c+"\t"+"d"+d);
        System.out.println("e:"+e+"\t"+"f:"+f+"\t"+"g:"+g+"\t"+"h"+h);
        System.out.println("i:"+i+"\t"+"j:"+j+"\t"+"k:"+k+"\t"+"l"+l);
        System.out.println("m:"+m+"\t"+"n:"+n+"\t"+"o:"+o+"\t"+"p"+p);
        System.out.println("q:"+q+"\t"+"r:"+r+"\t"+"s:"+s+"\t"+"t"+t);
        System.out.println("u:"+u+"\t"+"v:"+v+"\t"+"w:"+w+"\t"+"x"+x);
        System.out.println("y:"+y+"\t"+"z:"+z+"\t");
        System.out.println("A:"+A+"\t"+"B:"+B+"\t"+"C:"+C+"\t"+"D"+D);
        System.out.println("E:"+E+"\t"+"F:"+F+"\t"+"G:"+G+"\t"+"H"+H);
        System.out.println("I:"+I+"\t"+"J:"+J+"\t"+"K:"+K+"\t"+"L"+L);
        System.out.println("M:"+M+"\t"+"N:"+N+"\t"+"O:"+O+"\t"+"P"+P);
        System.out.println("Q:"+Q+"\t"+"R:"+R+"\t"+"S:"+S+"\t"+"T"+T);
        System.out.println("U:"+U+"\t"+"V:"+V+"\t"+"W:"+W+"\t"+"X"+X);
        System.out.println("Y:"+Y+"\t"+"Z:"+Z);
    }
}