How to use

getResourceAsStream

method

in

org.identityconnectors.common.IOUtil

/**
 * Extracts the resource to a file.
 *
 * @param clazz
 * The class, relative to which path is resolved
 * @param path
 * The path to the resource
 * @param file
 * The file to extract to
 * @throws IOException
 * If an error occurs reading it
 */
public static void extractResourceToFile(final Class<?> clazz, final String path,
    final File file) throws IOException {
  final InputStream in = getResourceAsStream(clazz, path);
  if (in == null) {
    throw new IOException("Missing resource: " + path);
  }
  OutputStream out = null;
  try {
    out = new FileOutputStream(file);
    IOUtil.copyFile(in, out);
  } finally {
    if (out != null) {
      out.close();
    }
    in.close();
  }
}

/**
 * Extracts the resource to a file.
 *
 * @param clazz
 * The class, relative to which path is resolved
 * @param path
 * The path to the resource
 * @param file
 * The file to extract to
 * @throws IOException
 * If an error occurs reading it
 */
public static void extractResourceToFile(final Class<?> clazz, final String path,
    final File file) throws IOException {
  final InputStream in = getResourceAsStream(clazz, path);
  if (in == null) {
    throw new IOException("Missing resource: " + path);
  }
  OutputStream out = null;
  try {
    out = new FileOutputStream(file);
    IOUtil.copyFile(in, out);
  } finally {
    if (out != null) {
      out.close();
    }
    in.close();
  }
}

  String path,
  File file) throws IOException {
InputStream in = getResourceAsStream(clazz, path);
if ( in == null ) {
  throw new IOException("Missing resource: "+path);

/**
 * Get the resource as a byte array.
 */
public static byte[] getResourceAsBytes(Class<?> clazz, String res) {
  assert clazz != null && StringUtil.isNotBlank(res);
  // copy bytes from the stream to an array..
  InputStream ins = getResourceAsStream(clazz, res);
  if (ins == null) {
    throw new IllegalStateException("Resource not found: " + res);
  }
  byte[] ret = inputStreamToBytes(ins);
  quietClose(ins);
  return ret;
}

/**
 * Get the resource as a byte array.
 *
 * @param clazz
 * @param res
 * @return
 */
public static byte[] getResourceAsBytes(final Class<?> clazz, final String res) {
  assert clazz != null && StringUtil.isNotBlank(res);
  // copy bytes from the stream to an array..
  final InputStream ins = getResourceAsStream(clazz, res);
  if (ins == null) {
    throw new IllegalStateException("Resource not found: " + res);
  }
  final byte[] ret = inputStreamToBytes(ins);
  quietClose(ins);
  return ret;
}

/**
 * Read the entire stream into a String and return it.
 */
public static String getResourceAsString(Class<?> clazz, String res,
    Charset charset) {
  assert clazz != null && StringUtil.isNotBlank(res);
  String ret = null;
  InputStream ins = getResourceAsStream(clazz, res);
  if (ins != null) {
    try {
      InputStreamReader rdr = new InputStreamReader(ins, charset);
      ret = readerToString(rdr);
    } finally {
      quietClose(ins);
    }
  }
  return ret;
}

/**
 * Read the entire stream into a String and return it.
 *
 * @param clazz
 * @param res
 * @param charset
 * @return
 */
public static String getResourceAsString(final Class<?> clazz, final String res, final Charset charset) {
  assert clazz != null && StringUtil.isNotBlank(res);
  String ret = null;
  final InputStream ins = getResourceAsStream(clazz, res);
  if (ins != null) {
    try {
      final InputStreamReader rdr = new InputStreamReader(ins, charset);
      ret = readerToString(rdr);
    } finally {
      quietClose(ins);
    }
  }
  return ret;
}

/**
 * Get the resource as a byte array.
 *
 * @param clazz
 * @param res
 * @return
 */
public static byte[] getResourceAsBytes(final Class<?> clazz, final String res) {
  assert clazz != null && StringUtil.isNotBlank(res);
  // copy bytes from the stream to an array..
  final InputStream ins = getResourceAsStream(clazz, res);
  if (ins == null) {
    throw new IllegalStateException("Resource not found: " + res);
  }
  final byte[] ret = inputStreamToBytes(ins);
  quietClose(ins);
  return ret;
}

/**
 * Read the entire stream into a String and return it.
 *
 * @param clazz
 * @param res
 * @param charset
 * @return
 */
public static String getResourceAsString(final Class<?> clazz, final String res, final Charset charset) {
  assert clazz != null && StringUtil.isNotBlank(res);
  String ret = null;
  final InputStream ins = getResourceAsStream(clazz, res);
  if (ins != null) {
    try {
      final InputStreamReader rdr = new InputStreamReader(ins, charset);
      ret = readerToString(rdr);
    } finally {
      quietClose(ins);
    }
  }
  return ret;
}