import java.io.*; public class Concatenate { public static void concenateFile(String...fileName) { String str = null; try (BufferedWriter writer = new BufferedWriter(new FileWriter( "CombinedFile.txt"));)
{ for(String name : fileName) { try(BufferedReader reader = new
BufferedReader(new FileReader( name));)
{ while
((str = reader.readLine()) != null) { writer.write(str); writer.newLine(); } }
catch (IOException e) { System.out.println("Error reading/writing file"); } } } catch (Exception
e) { e.printStackTrace(); } } public static void main(String[] args) { if (args.length < 0) { System.out.println("Usage: java Concatenate file1 file2"); System.exit(0); } concenateFile(args); System.out.println("Successfully created CombinedFile.txt"); } }
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How to write program to file Concatenation program in java i/o .
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Ailsa Singh
15-Jul-2016