#Java - Code Snippets for '#Java.io.File'

#Java - Code Snippets for '#Java.io.File' - 13 code snippet(s) found

Sample 1. Method to get all files from a directory recursively

List<File> fileList = new ArrayList();



List<File> read(String dir) throws IOException{   

   File directory = new File(dir);

   File[] fList = directory.listFiles();

   for(File file:fList){

      if(file.isDirectory()){

         read(file.getPath());

      } else {

         fileList.add(file);

      }

   }

   return fileList;

}

_{Like Feedback file handling file isDirectory() .getPath() recursion java.io.File}

Sample 2. Code Sample / Example / Snippet of java.io.FileOutputStream

    public static void copy(File input, File output) throws IOException {

        FileInputStream fis = new FileInputStream(input);

        FileOutputStream fos = new FileOutputStream(output);



        try {

            FileChannel ic = fis.getChannel();

            FileChannel oc = fos.getChannel();

            try {

                oc.transferFrom(ic, 0, ic.size());

            }

            finally {

                oc.close();

                ic.close();

            }

        }

        finally {

            fis.close();

            fos.close();

        }

    }

_{Like Feedback java.io.FileOutputStream}

Sample 3. Write a program that reads file using FileReader and BufferedReader

File file = new File("/home/sample.txt");

FileReader fileReader = new FileReader(file);

BufferedReader bufferedReader = new BufferedReader(fileReader);

while ((line = bufferedReader.readLine()) != null) {

   System.out.println(line);

}

_{Like Feedback File handling FileReader BufferedReader}

Sample 4. Get only files from a directory using FileFilter

File dir = new File("C:/Folder");



File[] files = dir.listFiles(new FileFilter() {

   @Override

   public boolean accept(File file) {

      return file.isFile();

   }

});

_{Like Feedback FileFilter}

Sample 5. Get the content of a file in a string

import java.io.BufferedReader;

import java.io.FileReader;

import java.io.IOException;



public class FileToString {



     public static void main(String[] args) throws IOException {



        String line = null;



        String wholePage = "";



        FileReader fileReader =

              new FileReader("/home/vivekvermani/test.txt");



          BufferedReader bufferedReader =

              new BufferedReader(fileReader);



          while((line = bufferedReader.readLine()) != null) {

             wholePage = wholePage + line + "

";

          }



          bufferedReader.close();



        System.out.println(wholePage);

     }

}

_{Like Feedback reading file to string import}

Sample 6. Usage of java.io.FileInputStream

FileInputStream fis = new FileInputStream("mypodcast.mp3");

InputStreamRequestEntity re = new InputStreamRequestEntity(fis, "audio/mp3");

_{Like Feedback ileInputStrea}

Sample 7. Code Sample / Example / Snippet of javax.naming.CompositeName

    public static void main(String[] args) throws Exception {

        CompositeName c = new CompositeName("aaa/bbb");

        java.io.FileOutputStream f1 = new java.io.FileOutputStream("/tmp/ser");

        java.io.ObjectOutputStream s1 = new java.io.ObjectOutputStream(f1);

        s1.writeObject(c);

        s1.close();

        java.io.FileInputStream f2 = new java.io.FileInputStream("/tmp/ser");

        java.io.ObjectInputStream s2 = new java.io.ObjectInputStream(f2);

        c = (CompositeName)s2.readObject();



        System.out.println("Size: " + c.size());

        System.out.println("Size: " + c.snit);

    }

_{Like Feedback javax.naming.CompositeName}

Sample 8. Code Sample / Example / Snippet of java.io.File

  public Schema create(SchemaPlus parentSchema, String name,

      Map<String, Object> operand) {

    final String directory = (String) operand.get("directory");

    final File base =

        (File) operand.get(ModelHandler.ExtraOperand.BASE_DIRECTORY.camelName);

    File directoryFile = new File(directory);

    if (base != null && !directoryFile.isAbsolute()) {

      directoryFile = new File(base, directory);

    }

    String flavorName = (String) operand.get("flavor");

    CsvTable.Flavor flavor;

    if (flavorName == null) {

      flavor = CsvTable.Flavor.SCANNABLE;

    } else {

      flavor = CsvTable.Flavor.valueOf(flavorName.toUpperCase());

    }

    return new CsvSchema(directoryFile, flavor);

  }

_{Like Feedback java.io.File}

Sample 9. Code Sample / Example / Snippet of java.io.FileWriter

    private String createArtifact(String string) throws IOException {

        File tmpFile = File.createTempFile("vap", "vm");

        tmpFile.delete();

        tmpFile.deleteOnExit();

        

        FileWriter writer = new FileWriter(tmpFile);

        writer.write(string);

        writer.flush();

        writer.close();



        return tmpFile.toURI().toURL().toExternalForm();

    }

_{Like Feedback java.io.FileWriter}

Sample 10. Code Sample / Example / Snippet of java.io.FileInputStream

    public static void copy(File input, File output) throws IOException {

        FileInputStream fis = new FileInputStream(input);

        FileOutputStream fos = new FileOutputStream(output);



        try {

            FileChannel ic = fis.getChannel();

            FileChannel oc = fos.getChannel();

            try {

                oc.transferFrom(ic, 0, ic.size());

            }

            finally {

                oc.close();

                ic.close();

            }

        }

        finally {

            fis.close();

            fos.close();

        }

    }

_{Like Feedback java.io.FileInputStream}

Sample 11. Code Sample / Example / Snippet of java.io.File

    private ArtifactObject createArtifact(String name, Attributes attrs, InputStream is) throws Exception {

        ArtifactObject artifact = findArtifact(name, attrs);



        if (artifact != null) {

            return artifact;

        }

        else if (Boolean.parseBoolean(attrs.getValue(DEPLOYMENT_PACKAGE_MISSING))) {

            m_log.log(LogService.LOG_WARNING, String.format("Unable to create artifact '%s' as it is missing...", name));

            return null;

        }

        else {

            m_log.log(LogService.LOG_INFO, String.format("Creating artifact '%s'...", name));



            File file = storeArtifactContents(name, is);

            try {

                return m_workspace.createArtifact(file.toURI().toURL().toExternalForm(), true /* upload */);

            }

            finally {

                file.delete();

            }

        }

    }

_{Like Feedback java.io.File}

Sample 12. Get the SQL Script from the file to String to be executed using JDBC

File file = new File("buggybread.txt"); // Create a File Handle

BufferedReader in = new BufferedReader(new FileReader(file));  // Get a Buffered Reader

LineNumberReader fileReader = new LineNumberReader(in); // Get a Line Number Reader

String str = JdbcTestUtils.readScript(fileReader, "--"); // Read the Script

_{Like Feedback}

Sample 13. Write CSV values to a file using au.com.bytecode.opencsv.CSVWriter

String[] stringArray1 = new String[5];

String[] stringArray2 = new String[5];

String[] stringArray3 = new String[5];



List listOfStringArrays = new ArrayList();

listOfStringArrays.add(stringArray1);

listOfStringArrays.add(stringArray2);

listOfStringArrays.add(stringArray3);



File file = new File("BuggyBread.txt");

CSVWriter csvWriter = null;

try {

   csvWriter = new CSVWriter(new FileWriter(file),CSVWriter.DEFAULT_SEPARATOR);

} catch (Exception ex){

}

csvWriter.writeAll(listOfStringArrays);

_{Like Feedback array of Strings csv writer}

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