Example #1
0
  @Override
  public String put(String key, String value) throws IllegalArgumentException {
    if (key == null || key.isEmpty() || key.contains("\n") || key.trim().isEmpty()) {
      throw new IllegalArgumentException(table.getTableName() + ": put: key is null");
    }
    if (value == null
        || value.isEmpty()
        || value.trim().isEmpty()
        || value.contains("\n")
        || value.contains(" ")) {
      throw new IllegalArgumentException(table.getTableName() + ": put: value is null");
    }

    String result;
    try {
      result = table.put(key, value);
    } catch (InvalidWorkingException e) {
      throw new IllegalArgumentException(e.getMessage());
    }

    if (values.containsKey(key) && value.equals(values.get(key))) {
      changes.remove(key);
    } else {
      changes.put(key, value);
    }
    return result;
  }
 @Override
 public void doCommand(String[] arguments, Container storage, Directory directory)
     throws InvalidWorkingException {
   if (storage == null) {
     throw new InvalidWorkingException(getName() + ": Command do not get storage to work with");
   }
   try {
     String value = storage.remove(arguments[0]);
     if (value == null) {
       System.out.println("not found");
     } else {
       System.out.println("removed");
     }
   } catch (InvalidWorkingException e) {
     System.out.println(e.getMessage());
   }
 }