How to use

isASCIIControlChar

method

in

org.tmatesoft.svn.core.internal.util.SVNEncodingUtil

public static boolean isValid(String path) {
  if (path == null) {
    return false;
  }
  for(int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      return false;
    }
  }
  return true;
}

public static boolean isValid(String path) {
  if (path == null) {
    return false;
  }
  for(int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      return false;
    }
  }
  return true;
}

public static boolean isValid(String path) {
  if (path == null) {
    return false;
  }
  for(int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      return false;
    }
  }
  return true;
}

protected boolean writeString(Writer writer, String str, int emptyFields) throws IOException {
  if (str != null && str.length() > 0) {
    for (int i = 0; i < emptyFields; i++) {
      writer.write('\n');
    }
    for (int i = 0; i < str.length(); i++) {
      char ch = str.charAt(i);
      if (SVNEncodingUtil.isASCIIControlChar(ch) || ch == '\\') {
        writer.write("\\x");
        writer.write(SVNFormatUtil.getHexNumberFromByte((byte)ch));
      } else {
        writer.write(ch);
      }
    }
    writer.write('\n');
    return true;
  }
  return false;
}

public static String fuzzyEscape(String str) {
  byte[] bytes = str.getBytes(); // native encoding
  StringBuffer result = createStringBuffer(str, 0);
  for (int i = 0; i < bytes.length; i++) {
    if (!isASCIIControlChar((char) bytes[i]) || bytes[i] == '\r' 
      || bytes[i] == '\n' || bytes[i] == '\t') {
      result.append((char) bytes[i]);
    } else {
      result.append("?\\");
      int code = bytes[i] & 0xFF;
      if (code < 100) {
        result.append('0');
      }
      result.append(code);
    }
  }
  return result.toString();
}

public static String fuzzyEscape(String str) {
  byte[] bytes = str.getBytes(); // native encoding
  StringBuffer result = createStringBuffer(str, 0);
  for (int i = 0; i < bytes.length; i++) {
    if (!isASCIIControlChar((char) bytes[i]) || bytes[i] == '\r' 
      || bytes[i] == '\n' || bytes[i] == '\t') {
      result.append((char) bytes[i]);
    } else {
      result.append("?\\");
      int code = bytes[i] & 0xFF;
      if (code < 100) {
        result.append('0');
      }
      result.append(code);
    }
  }
  return result.toString();
}

protected boolean writeString(Writer writer, String str, int emptyFields) throws IOException {
  if (str != null && str.length() > 0) {
    for (int i = 0; i < emptyFields; i++) {
      writer.write('\n');
    }
    for (int i = 0; i < str.length(); i++) {
      char ch = str.charAt(i);
      if (SVNEncodingUtil.isASCIIControlChar(ch) || ch == '\\') {
        writer.write("\\x");
        writer.write(SVNFormatUtil.getHexNumberFromByte((byte)ch));
      } else {
        writer.write(ch);
      }
    }
    writer.write('\n');
    return true;
  }
  return false;
}

public static String fuzzyEscape(String str) {
  char[] chars = str.toCharArray();
  StringBuffer result = createStringBuffer(str, 0);
  for (int i = 0; i < chars.length; i++) {
    if (!isASCIIControlChar(chars[i]) || chars[i] == '\r'
        || chars[i] == '\n' || chars[i] == '\t') {
      result.append(chars[i]);
    } else {
      result.append("?\\");
      int code = chars[i] & 0xFF;
      if (code < 100) {
        result.append('0');
      }
      result.append(code);
    }
  }
  return result.toString();
}

protected boolean writeString(Writer writer, String str, int emptyFields) throws IOException {
  if (str != null && str.length() > 0) {
    for (int i = 0; i < emptyFields; i++) {
      writer.write('\n');
    }
    for (int i = 0; i < str.length(); i++) {
      char ch = str.charAt(i);
      if (SVNEncodingUtil.isASCIIControlChar(ch) || ch == '\\') {
        writer.write("\\x");
        writer.write(SVNFormatUtil.getHexNumberFromByte((byte)ch));
      } else {
        writer.write(ch);
      }
    }
    writer.write('\n');
    return true;
  }
  return false;
}

private boolean writeString(Writer writer, String str, int emptyFields) throws IOException {
  if (str != null && str.length() > 0) {
    for (int i = 0; i < emptyFields; i++) {
      writer.write('\n');
    }
    for (int i = 0; i < str.length(); i++) {
      char ch = str.charAt(i);
      if (SVNEncodingUtil.isASCIIControlChar(ch) || ch == '\\') {
        writer.write("\\x");
        writer.write(SVNFormatUtil.getHexNumberFromByte((byte)ch));
      } else {
        writer.write(ch);
      }
    }
    writer.write('\n');
    return true;
  }
  return false;
}
 

  protected static void assertControlChars(String path) throws SVNException {
    if (path != null) {
      for (int i = 0; i < path.length(); i++) {
        char ch = path.charAt(i);
        String code = Integer.toHexString(ch);
        if (code.length() < 2) {
          code = "0" + code;
        }
        if (SVNEncodingUtil.isASCIIControlChar(ch)) {
          SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character '0x" + code + "' in path '" + path + "'");
          SVNErrorManager.error(err, SVNLogType.DEFAULT);
        }
      }
    }
    return;
  }
}

  protected static void assertControlChars(String path) throws SVNException {
    if (path != null) {
      for (int i = 0; i < path.length(); i++) {
        char ch = path.charAt(i);
        String code = Integer.toHexString(ch);
        if (code.length() < 2) {
          code = "0" + code;
        }
        if (SVNEncodingUtil.isASCIIControlChar(ch)) {
          SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character '0x" + code + "' in path '" + path + "'");
          SVNErrorManager.error(err, SVNLogType.DEFAULT);
        }
      }
    }
    return;
  }
}

  protected static void assertControlChars(String path) throws SVNException {
    if (path != null) {
      for (int i = 0; i < path.length(); i++) {
        char ch = path.charAt(i);
        String code = Integer.toHexString(ch);
        if (code.length() < 2) {
          code = "0" + code;
        }
        if (SVNEncodingUtil.isASCIIControlChar(ch)) {
          SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character '0x" + code + "' in path '" + path + "'");
          SVNErrorManager.error(err, SVNLogType.DEFAULT);
        }
      }
    }
    return;
  }
}

public static void checkPathIsValid(String path) throws SVNException {
  for (int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character ''{0}'' in path ''{1}''", new String[] {"''0x" + SVNFormatUtil.getHexNumberFromByte((byte)ch) + "''", path});
      SVNErrorManager.error(err);
    }
  }
}
 

public static void checkPathIsValid(String path) throws SVNException {
  for (int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character ''{0}'' in path ''{1}''", new String[]{"0x" + SVNFormatUtil.getHexNumberFromByte((byte) ch), path});
      SVNErrorManager.error(err, SVNLogType.DEFAULT);
    }
  }
}

public static void checkPathIsValid(String path) throws SVNException {
  for (int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character ''{0}'' in path ''{1}''", new String[]{"0x" + SVNFormatUtil.getHexNumberFromByte((byte) ch), path});
      SVNErrorManager.error(err, SVNLogType.DEFAULT);
    }
  }
}

public static void checkPathIsValid(String path) throws SVNException {
  for (int i = 0; i < path.length(); i++) {
    char ch = path.charAt(i);
    if (SVNEncodingUtil.isASCIIControlChar(ch)) {
      SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.FS_PATH_SYNTAX, "Invalid control character ''{0}'' in path ''{1}''", new String[]{"0x" + SVNFormatUtil.getHexNumberFromByte((byte) ch), path});
      SVNErrorManager.error(err, SVNLogType.DEFAULT);
    }
  }
}