package test; import java.io.BufferedReader; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.Arrays; public class helloworld { public static void main(String[] args) throws IOException { /*byte[] bb = {65,66,67,68,68,11,97}; byte[] buf = new byte[6]; ByteArrayInputStream bais = new ByteArrayInputStream(bb); int len = 0; while((len = bais.read(buf))!=-1) { String str = new String(buf, 0, len); System.out.println(str.toLowerCase()); } ByteArrayOutputStream baos = new ByteArrayOutputStream(); baos.write(bb); byte[] ba = baos.toByteArray(); System.out.println(Arrays.toString(ba)); bais.close();*/ /*BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br.readLine(); br.close();*/ // can read one line at a time BufferedReader br2 = new BufferedReader(new InputStreamReader(new FileInputStream("d:\\test.txt"))); String line; StringBuffer buffer = new StringBuffer(); while((line = br2.readLine())!=null) { buffer.append(line); } String sb = buffer.toString(); System.out.println(sb); br2.close(); } }
buffer
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