Line 272//: c10:NewIODemo.java
Line 272// From Thinking in Java, 2nd Edition
Line 272// Available at http://www.BruceEckel.com
Line 272// (c) Bruce Eckel 1999
Line 272// Copyright notice in Copyright.txt
Line 272// Java 1.1 IO typical usage
Line 272import java.io.*;
Line 272
Line 272public class NewIODemo {
Line 272  public static void main(String[] args) {
Line 272    try {
Line 272      // 1. Reading input by lines:
Line 272      BufferedReader in =
Line 272        new BufferedReader(
Line 272          new FileReader(args[0]));
Line 272      //BufferedReader -> FileReader -> "filename"
Line 272
Line 272      String s, s2 = new String();
Line 272      while((s = in.readLine())!= null)
Line 272        s2 += s + "\n";
Line 272      in.close();
Line 272
Line 272      // 1b. Reading standard input:
Line 272      BufferedReader stdin =
Line 272        new BufferedReader(
Line 272          new InputStreamReader(System.in));      
Line 272      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 272
Line 272      System.out.print("Enter a line:");
Line 272      System.out.println(stdin.readLine());
Line 272
Line 272      // 2. Input from memory
Line 272      StringReader in2 = new StringReader(s2);
Line 272      int c;
Line 272      while((c = in2.read()) != -1)
Line 272        System.out.print((char)c);
Line 272
Line 272      // 3. Formatted memory input
Line 272      try {
Line 272        DataInputStream in3 =
Line 272          new DataInputStream(
Line 272            // Oops: must use deprecated class:
Line 272            new StringBufferInputStream(s2));
Line 272	//DataInputStream -> StringBufferInputStream -> "string"
Line 272
Line 272        while(true)
Line 272          System.out.print((char)in3.readByte());
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272      // 4. Line numbering & file output
Line 272      try {
Line 272        LineNumberReader li =
Line 272          new LineNumberReader(
Line 272            new StringReader(s2));
Line 272	BufferedReader in4 =
Line 272	    new BufferedReader(li);
Line 272	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 272	//    /                  /
Line 272	// in4                  li
Line 272
Line 272        PrintWriter out1 =
Line 272          new PrintWriter(
Line 272            new BufferedWriter(
Line 272              new FileWriter("IODemo.out")));
Line 272	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 272
Line 272        while((s = in4.readLine()) != null )
Line 272	    out1.println("Line " + li.getLineNumber() + s);
Line 272        out1.close();
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272      // 5. Storing & recovering data
Line 272      try {
Line 272        DataOutputStream out2 =
Line 272          new DataOutputStream(
Line 272            new BufferedOutputStream(
Line 272              new FileOutputStream("Data.txt")));
Line 272// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 272
Line 272        out2.writeDouble(3.14159);
Line 272        out2.writeBytes("That was pi");
Line 272        out2.close();
Line 272        DataInputStream in5 =
Line 272          new DataInputStream(
Line 272            new BufferedInputStream(
Line 272              new FileInputStream("Data.txt")));
Line 272
Line 272// in5br                                 in5
Line 272//    \                                    \
Line 272//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 272
Line 272        BufferedReader in5br =
Line 272          new BufferedReader(
Line 272            new InputStreamReader(in5));
Line 272
Line 272        // Must use DataInputStream for data:
Line 272        System.out.println(in5.readDouble());
Line 272        // Can now use the "proper" readLine():
Line 272        System.out.println(in5br.readLine());
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272    } catch(FileNotFoundException e) {
Line 272      System.out.println(
Line 272        "File Not Found:" + args[1]);
Line 272    } catch(IOException e) {
Line 272      System.out.println("IO Exception");
Line 272    }
Line 272  }
Line 272}
Line 272//: c10:NewIODemo.java
Line 272// From Thinking in Java, 2nd Edition
Line 272// Available at http://www.BruceEckel.com
Line 272// (c) Bruce Eckel 1999
Line 272// Copyright notice in Copyright.txt
Line 272// Java 1.1 IO typical usage
Line 272import java.io.*;
Line 272
Line 272public class NewIODemo {
Line 272  public static void main(String[] args) {
Line 272    try {
Line 272      // 1. Reading input by lines:
Line 272      BufferedReader in =
Line 272        new BufferedReader(
Line 272          new FileReader(args[0]));
Line 272      //BufferedReader -> FileReader -> "filename"
Line 272
Line 272      String s, s2 = new String();
Line 272      while((s = in.readLine())!= null)
Line 272        s2 += s + "\n";
Line 272      in.close();
Line 272
Line 272      // 1b. Reading standard input:
Line 272      BufferedReader stdin =
Line 272        new BufferedReader(
Line 272          new InputStreamReader(System.in));      
Line 272      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 272
Line 272      System.out.print("Enter a line:");
Line 272      System.out.println(stdin.readLine());
Line 272
Line 272      // 2. Input from memory
Line 272      StringReader in2 = new StringReader(s2);
Line 272      int c;
Line 272      while((c = in2.read()) != -1)
Line 272        System.out.print((char)c);
Line 272
Line 272      // 3. Formatted memory input
Line 272      try {
Line 272        DataInputStream in3 =
Line 272          new DataInputStream(
Line 272            // Oops: must use deprecated class:
Line 272            new StringBufferInputStream(s2));
Line 272	//DataInputStream -> StringBufferInputStream -> "string"
Line 272
Line 272        while(true)
Line 272          System.out.print((char)in3.readByte());
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272      // 4. Line numbering & file output
Line 272      try {
Line 272        LineNumberReader li =
Line 272          new LineNumberReader(
Line 272            new StringReader(s2));
Line 272	BufferedReader in4 =
Line 272	    new BufferedReader(li);
Line 272	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 272	//    /                  /
Line 272	// in4                  li
Line 272
Line 272        PrintWriter out1 =
Line 272          new PrintWriter(
Line 272            new BufferedWriter(
Line 272              new FileWriter("IODemo.out")));
Line 272	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 272
Line 272        while((s = in4.readLine()) != null )
Line 272	    out1.println("Line " + li.getLineNumber() + s);
Line 272        out1.close();
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272      // 5. Storing & recovering data
Line 272      try {
Line 272        DataOutputStream out2 =
Line 272          new DataOutputStream(
Line 272            new BufferedOutputStream(
Line 272              new FileOutputStream("Data.txt")));
Line 272// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 272
Line 272        out2.writeDouble(3.14159);
Line 272        out2.writeBytes("That was pi");
Line 272        out2.close();
Line 272        DataInputStream in5 =
Line 272          new DataInputStream(
Line 272            new BufferedInputStream(
Line 272              new FileInputStream("Data.txt")));
Line 272
Line 272// in5br                                 in5
Line 272//    \                                    \
Line 272//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 272
Line 272        BufferedReader in5br =
Line 272          new BufferedReader(
Line 272            new InputStreamReader(in5));
Line 272
Line 272        // Must use DataInputStream for data:
Line 272        System.out.println(in5.readDouble());
Line 272        // Can now use the "proper" readLine():
Line 272        System.out.println(in5br.readLine());
Line 272      } catch(EOFException e) {
Line 272        System.out.println("End of stream");
Line 272      }
Line 272
Line 272    } catch(FileNotFoundException e) {
Line 272      System.out.println(
Line 272        "File Not Found:" + args[1]);
Line 272    } catch(IOException e) {
Line 272      System.out.println("IO Exception");
Line 272    }
Line 272  }
Line 272}
Line 272//: c10:NewIODemo.java
Line 272// From Thinking in Java, 2nd Edition
Line 272// Available at http://www.BruceEckel.com
Line 272// (c) Bruce Eckel 1999
Line 272// Copyright notice in Copyright.txt
Line 272// Java 1.1 IO typical usage
Line 272import java.io.*;
Line 272
Line 272public class NewIODemo {
Line 272  public static void main(String[] args) {
Line 272    try {
Line 272      // 1. Reading input by lines:
Line 272      BufferedReader in =
Line 272        new BufferedReader(
Line 272          new FileReader(args[0]));
Line 272      //BufferedReader -> FileReader -> "filename"
Line 272
Line 272      String s, s2 = new String();
Line 272      while((s = in.readLine())!= null)
Line 272        s2 += s + "\n";
Line 272      in.close();
Line 272
Line 272      // 1b. Reading standard input:
Line 272      BufferedReader stdin =
Line 272        new BufferedReader(
Line 272          new InputStreamReader(System.in));      
Line 272      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 272
Line 272      System.out.print("Enter a line:");
Line 272      System.out.println(stdin.readLine());
Line 272
Line 272      // 2. Input from memory
Line 272      StringReader in2 = new StringReader(s2);
Line 272      int c;
Line 272      while((c = in2.read()) != -1)
Line 272        System.out.print((char)c);
Line 272
Line 272      // 3. Formatted memory input
Line 272      try {
Line 272        DataInputStream in3 =
Line 272          new DataInputStream(
Line 272            // Oops: must use deprecated class:
Line 542            new StringBufferInputStream(s2));
Line 542	//DataInputStream -> StringBufferInputStream -> "string"
Line 542
Line 542        while(true)
Line 542          System.out.print((char)in3.readByte());
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 4. Line numbering & file output
Line 542      try {
Line 542        LineNumberReader li =
Line 542          new LineNumberReader(
Line 542            new StringReader(s2));
Line 542	BufferedReader in4 =
Line 542	    new BufferedReader(li);
Line 542	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 542	//    /                  /
Line 542	// in4                  li
Line 542
Line 542        PrintWriter out1 =
Line 542          new PrintWriter(
Line 542            new BufferedWriter(
Line 542              new FileWriter("IODemo.out")));
Line 542	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 542
Line 542        while((s = in4.readLine()) != null )
Line 542	    out1.println("Line " + li.getLineNumber() + s);
Line 542        out1.close();
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 5. Storing & recovering data
Line 542      try {
Line 542        DataOutputStream out2 =
Line 542          new DataOutputStream(
Line 542            new BufferedOutputStream(
Line 542              new FileOutputStream("Data.txt")));
Line 542// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 542
Line 542        out2.writeDouble(3.14159);
Line 542        out2.writeBytes("That was pi");
Line 542        out2.close();
Line 542        DataInputStream in5 =
Line 542          new DataInputStream(
Line 542            new BufferedInputStream(
Line 542              new FileInputStream("Data.txt")));
Line 542
Line 542// in5br                                 in5
Line 542//    \                                    \
Line 542//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 542
Line 542        BufferedReader in5br =
Line 542          new BufferedReader(
Line 542            new InputStreamReader(in5));
Line 542
Line 542        // Must use DataInputStream for data:
Line 542        System.out.println(in5.readDouble());
Line 542        // Can now use the "proper" readLine():
Line 542        System.out.println(in5br.readLine());
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542    } catch(FileNotFoundException e) {
Line 542      System.out.println(
Line 542        "File Not Found:" + args[1]);
Line 542    } catch(IOException e) {
Line 542      System.out.println("IO Exception");
Line 542    }
Line 542  }
Line 542}
Line 542//: c10:NewIODemo.java
Line 542// From Thinking in Java, 2nd Edition
Line 542// Available at http://www.BruceEckel.com
Line 542// (c) Bruce Eckel 1999
Line 542// Copyright notice in Copyright.txt
Line 542// Java 1.1 IO typical usage
Line 542import java.io.*;
Line 542
Line 542public class NewIODemo {
Line 542  public static void main(String[] args) {
Line 542    try {
Line 542      // 1. Reading input by lines:
Line 542      BufferedReader in =
Line 542        new BufferedReader(
Line 542          new FileReader(args[0]));
Line 542      //BufferedReader -> FileReader -> "filename"
Line 542
Line 542      String s, s2 = new String();
Line 542      while((s = in.readLine())!= null)
Line 542        s2 += s + "\n";
Line 542      in.close();
Line 542
Line 542      // 1b. Reading standard input:
Line 542      BufferedReader stdin =
Line 542        new BufferedReader(
Line 542          new InputStreamReader(System.in));      
Line 542      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 542
Line 542      System.out.print("Enter a line:");
Line 542      System.out.println(stdin.readLine());
Line 542
Line 542      // 2. Input from memory
Line 542      StringReader in2 = new StringReader(s2);
Line 542      int c;
Line 542      while((c = in2.read()) != -1)
Line 542        System.out.print((char)c);
Line 542
Line 542      // 3. Formatted memory input
Line 542      try {
Line 542        DataInputStream in3 =
Line 542          new DataInputStream(
Line 542            // Oops: must use deprecated class:
Line 542            new StringBufferInputStream(s2));
Line 542	//DataInputStream -> StringBufferInputStream -> "string"
Line 542
Line 542        while(true)
Line 542          System.out.print((char)in3.readByte());
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 4. Line numbering & file output
Line 542      try {
Line 542        LineNumberReader li =
Line 542          new LineNumberReader(
Line 542            new StringReader(s2));
Line 542	BufferedReader in4 =
Line 542	    new BufferedReader(li);
Line 542	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 542	//    /                  /
Line 542	// in4                  li
Line 542
Line 542        PrintWriter out1 =
Line 542          new PrintWriter(
Line 542            new BufferedWriter(
Line 542              new FileWriter("IODemo.out")));
Line 542	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 542
Line 542        while((s = in4.readLine()) != null )
Line 542	    out1.println("Line " + li.getLineNumber() + s);
Line 542        out1.close();
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 5. Storing & recovering data
Line 542      try {
Line 542        DataOutputStream out2 =
Line 542          new DataOutputStream(
Line 542            new BufferedOutputStream(
Line 542              new FileOutputStream("Data.txt")));
Line 542// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 542
Line 542        out2.writeDouble(3.14159);
Line 542        out2.writeBytes("That was pi");
Line 542        out2.close();
Line 542        DataInputStream in5 =
Line 542          new DataInputStream(
Line 542            new BufferedInputStream(
Line 542              new FileInputStream("Data.txt")));
Line 542
Line 542// in5br                                 in5
Line 542//    \                                    \
Line 542//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 542
Line 542        BufferedReader in5br =
Line 542          new BufferedReader(
Line 542            new InputStreamReader(in5));
Line 542
Line 542        // Must use DataInputStream for data:
Line 542        System.out.println(in5.readDouble());
Line 542        // Can now use the "proper" readLine():
Line 542        System.out.println(in5br.readLine());
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542    } catch(FileNotFoundException e) {
Line 542      System.out.println(
Line 542        "File Not Found:" + args[1]);
Line 542    } catch(IOException e) {
Line 542      System.out.println("IO Exception");
Line 542    }
Line 542  }
Line 542}
Line 542//: c10:NewIODemo.java
Line 542// From Thinking in Java, 2nd Edition
Line 542// Available at http://www.BruceEckel.com
Line 542// (c) Bruce Eckel 1999
Line 542// Copyright notice in Copyright.txt
Line 542// Java 1.1 IO typical usage
Line 542import java.io.*;
Line 542
Line 542public class NewIODemo {
Line 542  public static void main(String[] args) {
Line 542    try {
Line 542      // 1. Reading input by lines:
Line 542      BufferedReader in =
Line 542        new BufferedReader(
Line 542          new FileReader(args[0]));
Line 542      //BufferedReader -> FileReader -> "filename"
Line 542
Line 542      String s, s2 = new String();
Line 542      while((s = in.readLine())!= null)
Line 542        s2 += s + "\n";
Line 542      in.close();
Line 542
Line 542      // 1b. Reading standard input:
Line 542      BufferedReader stdin =
Line 542        new BufferedReader(
Line 542          new InputStreamReader(System.in));      
Line 542      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 542
Line 542      System.out.print("Enter a line:");
Line 542      System.out.println(stdin.readLine());
Line 542
Line 542      // 2. Input from memory
Line 542      StringReader in2 = new StringReader(s2);
Line 542      int c;
Line 542      while((c = in2.read()) != -1)
Line 542        System.out.print((char)c);
Line 542
Line 542      // 3. Formatted memory input
Line 542      try {
Line 542        DataInputStream in3 =
Line 542          new DataInputStream(
Line 542            // Oops: must use deprecated class:
Line 542            new StringBufferInputStream(s2));
Line 542	//DataInputStream -> StringBufferInputStream -> "string"
Line 542
Line 542        while(true)
Line 542          System.out.print((char)in3.readByte());
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 4. Line numbering & file output
Line 542      try {
Line 542        LineNumberReader li =
Line 542          new LineNumberReader(
Line 542            new StringReader(s2));
Line 542	BufferedReader in4 =
Line 542	    new BufferedReader(li);
Line 542	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 542	//    /                  /
Line 542	// in4                  li
Line 542
Line 542        PrintWriter out1 =
Line 542          new PrintWriter(
Line 542            new BufferedWriter(
Line 542              new FileWriter("IODemo.out")));
Line 542	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 542
Line 542        while((s = in4.readLine()) != null )
Line 542	    out1.println("Line " + li.getLineNumber() + s);
Line 542        out1.close();
Line 542      } catch(EOFException e) {
Line 542        System.out.println("End of stream");
Line 542      }
Line 542
Line 542      // 5. Storing & recovering data
Line 542      try {
Line 542        DataOutputStream out2 =
Line 542          new DataOutputStream(
Line 542            new BufferedOutputStream(
Line 542              new FileOutputStream("Data.txt")));
Line 542// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 813
Line 813        out2.writeDouble(3.14159);
Line 813        out2.writeBytes("That was pi");
Line 813        out2.close();
Line 813        DataInputStream in5 =
Line 813          new DataInputStream(
Line 813            new BufferedInputStream(
Line 813              new FileInputStream("Data.txt")));
Line 813
Line 813// in5br                                 in5
Line 813//    \                                    \
Line 813//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 813
Line 813        BufferedReader in5br =
Line 813          new BufferedReader(
Line 813            new InputStreamReader(in5));
Line 813
Line 813        // Must use DataInputStream for data:
Line 813        System.out.println(in5.readDouble());
Line 813        // Can now use the "proper" readLine():
Line 813        System.out.println(in5br.readLine());
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813    } catch(FileNotFoundException e) {
Line 813      System.out.println(
Line 813        "File Not Found:" + args[1]);
Line 813    } catch(IOException e) {
Line 813      System.out.println("IO Exception");
Line 813    }
Line 813  }
Line 813}
Line 813//: c10:NewIODemo.java
Line 813// From Thinking in Java, 2nd Edition
Line 813// Available at http://www.BruceEckel.com
Line 813// (c) Bruce Eckel 1999
Line 813// Copyright notice in Copyright.txt
Line 813// Java 1.1 IO typical usage
Line 813import java.io.*;
Line 813
Line 813public class NewIODemo {
Line 813  public static void main(String[] args) {
Line 813    try {
Line 813      // 1. Reading input by lines:
Line 813      BufferedReader in =
Line 813        new BufferedReader(
Line 813          new FileReader(args[0]));
Line 813      //BufferedReader -> FileReader -> "filename"
Line 813
Line 813      String s, s2 = new String();
Line 813      while((s = in.readLine())!= null)
Line 813        s2 += s + "\n";
Line 813      in.close();
Line 813
Line 813      // 1b. Reading standard input:
Line 813      BufferedReader stdin =
Line 813        new BufferedReader(
Line 813          new InputStreamReader(System.in));      
Line 813      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 813
Line 813      System.out.print("Enter a line:");
Line 813      System.out.println(stdin.readLine());
Line 813
Line 813      // 2. Input from memory
Line 813      StringReader in2 = new StringReader(s2);
Line 813      int c;
Line 813      while((c = in2.read()) != -1)
Line 813        System.out.print((char)c);
Line 813
Line 813      // 3. Formatted memory input
Line 813      try {
Line 813        DataInputStream in3 =
Line 813          new DataInputStream(
Line 813            // Oops: must use deprecated class:
Line 813            new StringBufferInputStream(s2));
Line 813	//DataInputStream -> StringBufferInputStream -> "string"
Line 813
Line 813        while(true)
Line 813          System.out.print((char)in3.readByte());
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813      // 4. Line numbering & file output
Line 813      try {
Line 813        LineNumberReader li =
Line 813          new LineNumberReader(
Line 813            new StringReader(s2));
Line 813	BufferedReader in4 =
Line 813	    new BufferedReader(li);
Line 813	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 813	//    /                  /
Line 813	// in4                  li
Line 813
Line 813        PrintWriter out1 =
Line 813          new PrintWriter(
Line 813            new BufferedWriter(
Line 813              new FileWriter("IODemo.out")));
Line 813	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 813
Line 813        while((s = in4.readLine()) != null )
Line 813	    out1.println("Line " + li.getLineNumber() + s);
Line 813        out1.close();
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813      // 5. Storing & recovering data
Line 813      try {
Line 813        DataOutputStream out2 =
Line 813          new DataOutputStream(
Line 813            new BufferedOutputStream(
Line 813              new FileOutputStream("Data.txt")));
Line 813// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 813
Line 813        out2.writeDouble(3.14159);
Line 813        out2.writeBytes("That was pi");
Line 813        out2.close();
Line 813        DataInputStream in5 =
Line 813          new DataInputStream(
Line 813            new BufferedInputStream(
Line 813              new FileInputStream("Data.txt")));
Line 813
Line 813// in5br                                 in5
Line 813//    \                                    \
Line 813//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 813
Line 813        BufferedReader in5br =
Line 813          new BufferedReader(
Line 813            new InputStreamReader(in5));
Line 813
Line 813        // Must use DataInputStream for data:
Line 813        System.out.println(in5.readDouble());
Line 813        // Can now use the "proper" readLine():
Line 813        System.out.println(in5br.readLine());
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813    } catch(FileNotFoundException e) {
Line 813      System.out.println(
Line 813        "File Not Found:" + args[1]);
Line 813    } catch(IOException e) {
Line 813      System.out.println("IO Exception");
Line 813    }
Line 813  }
Line 813}
Line 813//: c10:NewIODemo.java
Line 813// From Thinking in Java, 2nd Edition
Line 813// Available at http://www.BruceEckel.com
Line 813// (c) Bruce Eckel 1999
Line 813// Copyright notice in Copyright.txt
Line 813// Java 1.1 IO typical usage
Line 813import java.io.*;
Line 813
Line 813public class NewIODemo {
Line 813  public static void main(String[] args) {
Line 813    try {
Line 813      // 1. Reading input by lines:
Line 813      BufferedReader in =
Line 813        new BufferedReader(
Line 813          new FileReader(args[0]));
Line 813      //BufferedReader -> FileReader -> "filename"
Line 813
Line 813      String s, s2 = new String();
Line 813      while((s = in.readLine())!= null)
Line 813        s2 += s + "\n";
Line 813      in.close();
Line 813
Line 813      // 1b. Reading standard input:
Line 813      BufferedReader stdin =
Line 813        new BufferedReader(
Line 813          new InputStreamReader(System.in));      
Line 813      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 813
Line 813      System.out.print("Enter a line:");
Line 813      System.out.println(stdin.readLine());
Line 813
Line 813      // 2. Input from memory
Line 813      StringReader in2 = new StringReader(s2);
Line 813      int c;
Line 813      while((c = in2.read()) != -1)
Line 813        System.out.print((char)c);
Line 813
Line 813      // 3. Formatted memory input
Line 813      try {
Line 813        DataInputStream in3 =
Line 813          new DataInputStream(
Line 813            // Oops: must use deprecated class:
Line 813            new StringBufferInputStream(s2));
Line 813	//DataInputStream -> StringBufferInputStream -> "string"
Line 813
Line 813        while(true)
Line 813          System.out.print((char)in3.readByte());
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813      // 4. Line numbering & file output
Line 813      try {
Line 813        LineNumberReader li =
Line 813          new LineNumberReader(
Line 813            new StringReader(s2));
Line 813	BufferedReader in4 =
Line 813	    new BufferedReader(li);
Line 813	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 813	//    /                  /
Line 813	// in4                  li
Line 813
Line 813        PrintWriter out1 =
Line 813          new PrintWriter(
Line 813            new BufferedWriter(
Line 813              new FileWriter("IODemo.out")));
Line 813	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 813
Line 813        while((s = in4.readLine()) != null )
Line 813	    out1.println("Line " + li.getLineNumber() + s);
Line 813        out1.close();
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813      // 5. Storing & recovering data
Line 813      try {
Line 813        DataOutputStream out2 =
Line 813          new DataOutputStream(
Line 813            new BufferedOutputStream(
Line 813              new FileOutputStream("Data.txt")));
Line 813// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 813
Line 813        out2.writeDouble(3.14159);
Line 813        out2.writeBytes("That was pi");
Line 813        out2.close();
Line 813        DataInputStream in5 =
Line 813          new DataInputStream(
Line 813            new BufferedInputStream(
Line 813              new FileInputStream("Data.txt")));
Line 813
Line 813// in5br                                 in5
Line 813//    \                                    \
Line 813//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 813
Line 813        BufferedReader in5br =
Line 813          new BufferedReader(
Line 813            new InputStreamReader(in5));
Line 813
Line 813        // Must use DataInputStream for data:
Line 813        System.out.println(in5.readDouble());
Line 813        // Can now use the "proper" readLine():
Line 813        System.out.println(in5br.readLine());
Line 813      } catch(EOFException e) {
Line 813        System.out.println("End of stream");
Line 813      }
Line 813
Line 813    } catch(FileNotFoundException e) {
Line 813      System.out.println(
Line 813        "File Not Found:" + args[1]);
Line 813    } catch(IOException e) {
Line 813      System.out.println("IO Exception");
Line 813    }
Line 813  }
Line 813}
Line 813//: c10:NewIODemo.java
Line 813// From Thinking in Java, 2nd Edition
Line 813// Available at http://www.BruceEckel.com
Line 813// (c) Bruce Eckel 1999
Line 813// Copyright notice in Copyright.txt
Line 813// Java 1.1 IO typical usage
Line 813import java.io.*;
Line 813
Line 1084public class NewIODemo {
Line 1084  public static void main(String[] args) {
Line 1084    try {
Line 1084      // 1. Reading input by lines:
Line 1084      BufferedReader in =
Line 1084        new BufferedReader(
Line 1084          new FileReader(args[0]));
Line 1084      //BufferedReader -> FileReader -> "filename"
Line 1084
Line 1084      String s, s2 = new String();
Line 1084      while((s = in.readLine())!= null)
Line 1084        s2 += s + "\n";
Line 1084      in.close();
Line 1084
Line 1084      // 1b. Reading standard input:
Line 1084      BufferedReader stdin =
Line 1084        new BufferedReader(
Line 1084          new InputStreamReader(System.in));      
Line 1084      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 1084
Line 1084      System.out.print("Enter a line:");
Line 1084      System.out.println(stdin.readLine());
Line 1084
Line 1084      // 2. Input from memory
Line 1084      StringReader in2 = new StringReader(s2);
Line 1084      int c;
Line 1084      while((c = in2.read()) != -1)
Line 1084        System.out.print((char)c);
Line 1084
Line 1084      // 3. Formatted memory input
Line 1084      try {
Line 1084        DataInputStream in3 =
Line 1084          new DataInputStream(
Line 1084            // Oops: must use deprecated class:
Line 1084            new StringBufferInputStream(s2));
Line 1084	//DataInputStream -> StringBufferInputStream -> "string"
Line 1084
Line 1084        while(true)
Line 1084          System.out.print((char)in3.readByte());
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084      // 4. Line numbering & file output
Line 1084      try {
Line 1084        LineNumberReader li =
Line 1084          new LineNumberReader(
Line 1084            new StringReader(s2));
Line 1084	BufferedReader in4 =
Line 1084	    new BufferedReader(li);
Line 1084	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 1084	//    /                  /
Line 1084	// in4                  li
Line 1084
Line 1084        PrintWriter out1 =
Line 1084          new PrintWriter(
Line 1084            new BufferedWriter(
Line 1084              new FileWriter("IODemo.out")));
Line 1084	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 1084
Line 1084        while((s = in4.readLine()) != null )
Line 1084	    out1.println("Line " + li.getLineNumber() + s);
Line 1084        out1.close();
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084      // 5. Storing & recovering data
Line 1084      try {
Line 1084        DataOutputStream out2 =
Line 1084          new DataOutputStream(
Line 1084            new BufferedOutputStream(
Line 1084              new FileOutputStream("Data.txt")));
Line 1084// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 1084
Line 1084        out2.writeDouble(3.14159);
Line 1084        out2.writeBytes("That was pi");
Line 1084        out2.close();
Line 1084        DataInputStream in5 =
Line 1084          new DataInputStream(
Line 1084            new BufferedInputStream(
Line 1084              new FileInputStream("Data.txt")));
Line 1084
Line 1084// in5br                                 in5
Line 1084//    \                                    \
Line 1084//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 1084
Line 1084        BufferedReader in5br =
Line 1084          new BufferedReader(
Line 1084            new InputStreamReader(in5));
Line 1084
Line 1084        // Must use DataInputStream for data:
Line 1084        System.out.println(in5.readDouble());
Line 1084        // Can now use the "proper" readLine():
Line 1084        System.out.println(in5br.readLine());
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084    } catch(FileNotFoundException e) {
Line 1084      System.out.println(
Line 1084        "File Not Found:" + args[1]);
Line 1084    } catch(IOException e) {
Line 1084      System.out.println("IO Exception");
Line 1084    }
Line 1084  }
Line 1084}
Line 1084//: c10:NewIODemo.java
Line 1084// From Thinking in Java, 2nd Edition
Line 1084// Available at http://www.BruceEckel.com
Line 1084// (c) Bruce Eckel 1999
Line 1084// Copyright notice in Copyright.txt
Line 1084// Java 1.1 IO typical usage
Line 1084import java.io.*;
Line 1084
Line 1084public class NewIODemo {
Line 1084  public static void main(String[] args) {
Line 1084    try {
Line 1084      // 1. Reading input by lines:
Line 1084      BufferedReader in =
Line 1084        new BufferedReader(
Line 1084          new FileReader(args[0]));
Line 1084      //BufferedReader -> FileReader -> "filename"
Line 1084
Line 1084      String s, s2 = new String();
Line 1084      while((s = in.readLine())!= null)
Line 1084        s2 += s + "\n";
Line 1084      in.close();
Line 1084
Line 1084      // 1b. Reading standard input:
Line 1084      BufferedReader stdin =
Line 1084        new BufferedReader(
Line 1084          new InputStreamReader(System.in));      
Line 1084      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 1084
Line 1084      System.out.print("Enter a line:");
Line 1084      System.out.println(stdin.readLine());
Line 1084
Line 1084      // 2. Input from memory
Line 1084      StringReader in2 = new StringReader(s2);
Line 1084      int c;
Line 1084      while((c = in2.read()) != -1)
Line 1084        System.out.print((char)c);
Line 1084
Line 1084      // 3. Formatted memory input
Line 1084      try {
Line 1084        DataInputStream in3 =
Line 1084          new DataInputStream(
Line 1084            // Oops: must use deprecated class:
Line 1084            new StringBufferInputStream(s2));
Line 1084	//DataInputStream -> StringBufferInputStream -> "string"
Line 1084
Line 1084        while(true)
Line 1084          System.out.print((char)in3.readByte());
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084      // 4. Line numbering & file output
Line 1084      try {
Line 1084        LineNumberReader li =
Line 1084          new LineNumberReader(
Line 1084            new StringReader(s2));
Line 1084	BufferedReader in4 =
Line 1084	    new BufferedReader(li);
Line 1084	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 1084	//    /                  /
Line 1084	// in4                  li
Line 1084
Line 1084        PrintWriter out1 =
Line 1084          new PrintWriter(
Line 1084            new BufferedWriter(
Line 1084              new FileWriter("IODemo.out")));
Line 1084	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 1084
Line 1084        while((s = in4.readLine()) != null )
Line 1084	    out1.println("Line " + li.getLineNumber() + s);
Line 1084        out1.close();
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084      // 5. Storing & recovering data
Line 1084      try {
Line 1084        DataOutputStream out2 =
Line 1084          new DataOutputStream(
Line 1084            new BufferedOutputStream(
Line 1084              new FileOutputStream("Data.txt")));
Line 1084// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 1084
Line 1084        out2.writeDouble(3.14159);
Line 1084        out2.writeBytes("That was pi");
Line 1084        out2.close();
Line 1084        DataInputStream in5 =
Line 1084          new DataInputStream(
Line 1084            new BufferedInputStream(
Line 1084              new FileInputStream("Data.txt")));
Line 1084
Line 1084// in5br                                 in5
Line 1084//    \                                    \
Line 1084//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 1084
Line 1084        BufferedReader in5br =
Line 1084          new BufferedReader(
Line 1084            new InputStreamReader(in5));
Line 1084
Line 1084        // Must use DataInputStream for data:
Line 1084        System.out.println(in5.readDouble());
Line 1084        // Can now use the "proper" readLine():
Line 1084        System.out.println(in5br.readLine());
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1084      }
Line 1084
Line 1084    } catch(FileNotFoundException e) {
Line 1084      System.out.println(
Line 1084        "File Not Found:" + args[1]);
Line 1084    } catch(IOException e) {
Line 1084      System.out.println("IO Exception");
Line 1084    }
Line 1084  }
Line 1084}
Line 1084//: c10:NewIODemo.java
Line 1084// From Thinking in Java, 2nd Edition
Line 1084// Available at http://www.BruceEckel.com
Line 1084// (c) Bruce Eckel 1999
Line 1084// Copyright notice in Copyright.txt
Line 1084// Java 1.1 IO typical usage
Line 1084import java.io.*;
Line 1084
Line 1084public class NewIODemo {
Line 1084  public static void main(String[] args) {
Line 1084    try {
Line 1084      // 1. Reading input by lines:
Line 1084      BufferedReader in =
Line 1084        new BufferedReader(
Line 1084          new FileReader(args[0]));
Line 1084      //BufferedReader -> FileReader -> "filename"
Line 1084
Line 1084      String s, s2 = new String();
Line 1084      while((s = in.readLine())!= null)
Line 1084        s2 += s + "\n";
Line 1084      in.close();
Line 1084
Line 1084      // 1b. Reading standard input:
Line 1084      BufferedReader stdin =
Line 1084        new BufferedReader(
Line 1084          new InputStreamReader(System.in));      
Line 1084      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 1084
Line 1084      System.out.print("Enter a line:");
Line 1084      System.out.println(stdin.readLine());
Line 1084
Line 1084      // 2. Input from memory
Line 1084      StringReader in2 = new StringReader(s2);
Line 1084      int c;
Line 1084      while((c = in2.read()) != -1)
Line 1084        System.out.print((char)c);
Line 1084
Line 1084      // 3. Formatted memory input
Line 1084      try {
Line 1084        DataInputStream in3 =
Line 1084          new DataInputStream(
Line 1084            // Oops: must use deprecated class:
Line 1084            new StringBufferInputStream(s2));
Line 1084	//DataInputStream -> StringBufferInputStream -> "string"
Line 1084
Line 1084        while(true)
Line 1084          System.out.print((char)in3.readByte());
Line 1084      } catch(EOFException e) {
Line 1084        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 4. Line numbering & file output
Line 1354      try {
Line 1354        LineNumberReader li =
Line 1354          new LineNumberReader(
Line 1354            new StringReader(s2));
Line 1354	BufferedReader in4 =
Line 1354	    new BufferedReader(li);
Line 1354	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 1354	//    /                  /
Line 1354	// in4                  li
Line 1354
Line 1354        PrintWriter out1 =
Line 1354          new PrintWriter(
Line 1354            new BufferedWriter(
Line 1354              new FileWriter("IODemo.out")));
Line 1354	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 1354
Line 1354        while((s = in4.readLine()) != null )
Line 1354	    out1.println("Line " + li.getLineNumber() + s);
Line 1354        out1.close();
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 5. Storing & recovering data
Line 1354      try {
Line 1354        DataOutputStream out2 =
Line 1354          new DataOutputStream(
Line 1354            new BufferedOutputStream(
Line 1354              new FileOutputStream("Data.txt")));
Line 1354// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 1354
Line 1354        out2.writeDouble(3.14159);
Line 1354        out2.writeBytes("That was pi");
Line 1354        out2.close();
Line 1354        DataInputStream in5 =
Line 1354          new DataInputStream(
Line 1354            new BufferedInputStream(
Line 1354              new FileInputStream("Data.txt")));
Line 1354
Line 1354// in5br                                 in5
Line 1354//    \                                    \
Line 1354//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 1354
Line 1354        BufferedReader in5br =
Line 1354          new BufferedReader(
Line 1354            new InputStreamReader(in5));
Line 1354
Line 1354        // Must use DataInputStream for data:
Line 1354        System.out.println(in5.readDouble());
Line 1354        // Can now use the "proper" readLine():
Line 1354        System.out.println(in5br.readLine());
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354    } catch(FileNotFoundException e) {
Line 1354      System.out.println(
Line 1354        "File Not Found:" + args[1]);
Line 1354    } catch(IOException e) {
Line 1354      System.out.println("IO Exception");
Line 1354    }
Line 1354  }
Line 1354}
Line 1354//: c10:NewIODemo.java
Line 1354// From Thinking in Java, 2nd Edition
Line 1354// Available at http://www.BruceEckel.com
Line 1354// (c) Bruce Eckel 1999
Line 1354// Copyright notice in Copyright.txt
Line 1354// Java 1.1 IO typical usage
Line 1354import java.io.*;
Line 1354
Line 1354public class NewIODemo {
Line 1354  public static void main(String[] args) {
Line 1354    try {
Line 1354      // 1. Reading input by lines:
Line 1354      BufferedReader in =
Line 1354        new BufferedReader(
Line 1354          new FileReader(args[0]));
Line 1354      //BufferedReader -> FileReader -> "filename"
Line 1354
Line 1354      String s, s2 = new String();
Line 1354      while((s = in.readLine())!= null)
Line 1354        s2 += s + "\n";
Line 1354      in.close();
Line 1354
Line 1354      // 1b. Reading standard input:
Line 1354      BufferedReader stdin =
Line 1354        new BufferedReader(
Line 1354          new InputStreamReader(System.in));      
Line 1354      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 1354
Line 1354      System.out.print("Enter a line:");
Line 1354      System.out.println(stdin.readLine());
Line 1354
Line 1354      // 2. Input from memory
Line 1354      StringReader in2 = new StringReader(s2);
Line 1354      int c;
Line 1354      while((c = in2.read()) != -1)
Line 1354        System.out.print((char)c);
Line 1354
Line 1354      // 3. Formatted memory input
Line 1354      try {
Line 1354        DataInputStream in3 =
Line 1354          new DataInputStream(
Line 1354            // Oops: must use deprecated class:
Line 1354            new StringBufferInputStream(s2));
Line 1354	//DataInputStream -> StringBufferInputStream -> "string"
Line 1354
Line 1354        while(true)
Line 1354          System.out.print((char)in3.readByte());
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 4. Line numbering & file output
Line 1354      try {
Line 1354        LineNumberReader li =
Line 1354          new LineNumberReader(
Line 1354            new StringReader(s2));
Line 1354	BufferedReader in4 =
Line 1354	    new BufferedReader(li);
Line 1354	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 1354	//    /                  /
Line 1354	// in4                  li
Line 1354
Line 1354        PrintWriter out1 =
Line 1354          new PrintWriter(
Line 1354            new BufferedWriter(
Line 1354              new FileWriter("IODemo.out")));
Line 1354	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 1354
Line 1354        while((s = in4.readLine()) != null )
Line 1354	    out1.println("Line " + li.getLineNumber() + s);
Line 1354        out1.close();
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 5. Storing & recovering data
Line 1354      try {
Line 1354        DataOutputStream out2 =
Line 1354          new DataOutputStream(
Line 1354            new BufferedOutputStream(
Line 1354              new FileOutputStream("Data.txt")));
Line 1354// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 1354
Line 1354        out2.writeDouble(3.14159);
Line 1354        out2.writeBytes("That was pi");
Line 1354        out2.close();
Line 1354        DataInputStream in5 =
Line 1354          new DataInputStream(
Line 1354            new BufferedInputStream(
Line 1354              new FileInputStream("Data.txt")));
Line 1354
Line 1354// in5br                                 in5
Line 1354//    \                                    \
Line 1354//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 1354
Line 1354        BufferedReader in5br =
Line 1354          new BufferedReader(
Line 1354            new InputStreamReader(in5));
Line 1354
Line 1354        // Must use DataInputStream for data:
Line 1354        System.out.println(in5.readDouble());
Line 1354        // Can now use the "proper" readLine():
Line 1354        System.out.println(in5br.readLine());
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354    } catch(FileNotFoundException e) {
Line 1354      System.out.println(
Line 1354        "File Not Found:" + args[1]);
Line 1354    } catch(IOException e) {
Line 1354      System.out.println("IO Exception");
Line 1354    }
Line 1354  }
Line 1354}
Line 1354//: c10:NewIODemo.java
Line 1354// From Thinking in Java, 2nd Edition
Line 1354// Available at http://www.BruceEckel.com
Line 1354// (c) Bruce Eckel 1999
Line 1354// Copyright notice in Copyright.txt
Line 1354// Java 1.1 IO typical usage
Line 1354import java.io.*;
Line 1354
Line 1354public class NewIODemo {
Line 1354  public static void main(String[] args) {
Line 1354    try {
Line 1354      // 1. Reading input by lines:
Line 1354      BufferedReader in =
Line 1354        new BufferedReader(
Line 1354          new FileReader(args[0]));
Line 1354      //BufferedReader -> FileReader -> "filename"
Line 1354
Line 1354      String s, s2 = new String();
Line 1354      while((s = in.readLine())!= null)
Line 1354        s2 += s + "\n";
Line 1354      in.close();
Line 1354
Line 1354      // 1b. Reading standard input:
Line 1354      BufferedReader stdin =
Line 1354        new BufferedReader(
Line 1354          new InputStreamReader(System.in));      
Line 1354      //BufferedReader -> InputStreamReader -> "Standar Input"
Line 1354
Line 1354      System.out.print("Enter a line:");
Line 1354      System.out.println(stdin.readLine());
Line 1354
Line 1354      // 2. Input from memory
Line 1354      StringReader in2 = new StringReader(s2);
Line 1354      int c;
Line 1354      while((c = in2.read()) != -1)
Line 1354        System.out.print((char)c);
Line 1354
Line 1354      // 3. Formatted memory input
Line 1354      try {
Line 1354        DataInputStream in3 =
Line 1354          new DataInputStream(
Line 1354            // Oops: must use deprecated class:
Line 1354            new StringBufferInputStream(s2));
Line 1354	//DataInputStream -> StringBufferInputStream -> "string"
Line 1354
Line 1354        while(true)
Line 1354          System.out.print((char)in3.readByte());
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 4. Line numbering & file output
Line 1354      try {
Line 1354        LineNumberReader li =
Line 1354          new LineNumberReader(
Line 1354            new StringReader(s2));
Line 1354	BufferedReader in4 =
Line 1354	    new BufferedReader(li);
Line 1354	// BufferedReader -> LineNumberReader -> StringReader -> "string" 
Line 1354	//    /                  /
Line 1354	// in4                  li
Line 1354
Line 1354        PrintWriter out1 =
Line 1354          new PrintWriter(
Line 1354            new BufferedWriter(
Line 1354              new FileWriter("IODemo.out")));
Line 1354	// PrintWriter -> BufferedWriter -> FilerWriter -> "Filename"
Line 1354
Line 1354        while((s = in4.readLine()) != null )
Line 1354	    out1.println("Line " + li.getLineNumber() + s);
Line 1354        out1.close();
Line 1354      } catch(EOFException e) {
Line 1354        System.out.println("End of stream");
Line 1354      }
Line 1354
Line 1354      // 5. Storing & recovering data
Line 1354      try {
Line 1354        DataOutputStream out2 =
Line 1354          new DataOutputStream(
Line 1354            new BufferedOutputStream(
Line 1354              new FileOutputStream("Data.txt")));
Line 1354// DataOutputStream -> BufferedOutputStream -> FileOutputStream -> "filename"
Line 1354
Line 1354        out2.writeDouble(3.14159);
Line 1354        out2.writeBytes("That was pi");
Line 1354        out2.close();
Line 1354        DataInputStream in5 =
Line 1354          new DataInputStream(
Line 1354            new BufferedInputStream(
Line 1380              new FileInputStream("Data.txt")));
Line 1380
Line 1380// in5br                                 in5
Line 1380//    \                                    \
Line 1380//Bufferedreader -> InputStreamReader -> DataInputStream -> BufferedInputStream -> FileInputStream -> "filename"
Line 1380
Line 1380        BufferedReader in5br =
Line 1380          new BufferedReader(
Line 1380            new InputStreamReader(in5));
Line 1380
Line 1380        // Must use DataInputStream for data:
Line 1380        System.out.println(in5.readDouble());
Line 1380        // Can now use the "proper" readLine():
Line 1380        System.out.println(in5br.readLine());
Line 1380      } catch(EOFException e) {
Line 1380        System.out.println("End of stream");
Line 1380      }
Line 1380
Line 1380    } catch(FileNotFoundException e) {
Line 1380      System.out.println(
Line 1380        "File Not Found:" + args[1]);
Line 1380    } catch(IOException e) {
Line 1380      System.out.println("IO Exception");
Line 1380    }
Line 1380  }
Line 1380}