输入输出流BufferedReader PrintWriter demo

//查找建表语句sql导出package huawei;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileReader;import java.io.FileWriter;import java.io.IOException;import java.io.PrintWriter;public class TextInput {public static void main(String[] args) throws IOException {BufferedReader br = new BufferedReader(new FileReader("D:\\masaa.sql"));PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter("D:\\resultFile_a.txt")));try {String ss = "";boolean temp = false;while ((ss = br.readLine()) != null) {ss = ss.toUpperCase();if (ss.indexOf("CREATE TABLE") != -1) {temp = true;}if (temp) {if (ss.trim().indexOf(")") == 0) {temp = false;pw.println(");");System.out.println(");");} else {pw.println(ss);System.out.println(ss);}}}pw.flush();} catch (Exception e) {e.printStackTrace();} finally {if (br != null) {br.close();}if (pw != null) {pw.close();}}}}