Examples of java.io.File.createNewFile()

java.io.File.createNewFile()
Creates the file specified by this File. If the file already exists this method returns false. Otherwise, if the file is created successfully, the result is true. An IOException will be thrown if the directory to contain this file does not exist. @return true if this File was created, falseotherwise. @throws IOException if an I/O error occurs or the directory does not exist. @see java.lang.SecurityManager#checkWrite(FileDescriptor)

      
      File jpg = new File(graphicsSubDir, "testHipKro03test.jpg");
      jpg.createNewFile();


      File png = new File(graphicsSubDir, "testHipKro03test.png");
      png.createNewFile();
      
    } catch (Exception e) {
      throw new RuntimeException();
    }
  }

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        pPAttachment.setFileName(lFile.getName());
      }


      File lF = pPAttachment.getFile();
      if (!lF.exists()) {
        lF.createNewFile();
        lInspect = false;
      }


      // --- File Inspection.
      // CB FIXME Do we have to inspect only after redirect?

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    File dbFormatFile = getDBFormatFile();
    File migFormatFile = new File(dbFormatFile.getAbsolutePath() + ".mig");
    try {
      if (!migFormatFile.exists()) {
        migFormatFile.createNewFile();
      }
      if (!dbFormatFile.exists()) {
        dbFormatFile.createNewFile();
      }
    } catch (IOException ioe) {

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     * In case there is no database file, we just set the version as the current
     * version.
     */
    if (!formatFileExists) {
      try {
        formatFile.createNewFile();
      } catch (IOException ioe) {
        throw new PersistenceException("Error creating database", ioe); //$NON-NLS-1$
      }
    }
    setFormatVersion(formatFile);

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        Exception ex = null;
        try
        {
            tmpDir = tmpDir.getCanonicalFile();
            File tempFile = new File( tmpDir, "wrapper-" + System.currentTimeMillis() + "-" + getJavaPID() );
            if ( tempFile.createNewFile() )
            {
                if ( !tempFile.delete() )
                {
                    m_outError.println( "Unable to delete temporary file: " + tempFile );
                }

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            if (len > 0)
              contentLength = len;
          }


          /* Create tmp part File */
          partFile.createNewFile();
          partFile.deleteOnExit();


          /* Keep Outputstream for later */
          out = new FileOutputStream(partFile);
          fOutputStreamMap.put(out, out);

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    String trackPath = pFolder + File.separator + pFileName;
    File trackFile = new File(trackPath);
    if (pCreateOnDisk) {
      if (!trackFile.exists()) {
        try {
          if (!trackFile.createNewFile()) {
            throw new DownloadException(trackFile.getName());
          }
        } catch (IOException e) {
          throw new DownloadException(e.getMessage());
        }

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public class ExcelItemWriterTest {


  public void testWrite() throws IOException {
    File file = new File("src/test/resources/tmp.xls");
    if (!file.exists()) {
      file.createNewFile();
    }
    ExcelItemWriter writer = new ExcelItemWriter(new FileOutputStream(file));
    writer.writeTitle("人员信息", new String[] { "姓名", "性别", "身份证号", "政治面貌" });
    writer.write(new String[] { "张三", "男", "xxxx", "无党派人士" });
    writer.close();

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    configure();
    File dbExistsFile = getDBExistsFile();
    boolean dbExists = dbExistsFile.exists();
    if (!dbExists) {
      try {
        dbExistsFile.createNewFile();
      } catch (IOException ioe) {
        throw new DBException(Activator.getDefault().createErrorStatus(
            "Error creating database", ioe)); //$NON-NLS-1$
      }
    }

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    File dbFormatFile = getDBFormatFile();
    File migFormatFile = new File(dbFormatFile.getAbsolutePath() + ".mig.temp"); //$NON-NLS-1$
    try {
      if (!migFormatFile.exists()) {
        migFormatFile.createNewFile();
      }
      if (!dbFormatFile.exists()) {
        dbFormatFile.createNewFile();
      }
    } catch (IOException ioe) {

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