content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package io.activej.fs.http;
  
  import io.activej.fs.exception.FileSystemException;
  import org.jetbrains.annotations.Nullable;
  
  public final class UploadAcknowledgement {
  
  	private final @Nullable FileSystemException error;
  
  	public UploadAcknowledgement(@Nullable FileSystemException error) {
  		this.error = error;
  	}
  
  	static UploadAcknowledgement ok() {
  		return new UploadAcknowledgement(null);
  	}
  
  	static UploadAcknowledgement ofError(FileSystemException error) {
  		return new UploadAcknowledgement(error);
  	}
  
  	public boolean isOk() {
  		return error == null;
  	}
  
  	public @Nullable FileSystemException getError() {
  		return error;
  	}
  
  	@Override
  	public String toString() {
  		return
  			"UploadAcknowledgement{" +
  			(error == null ? "" : ("error=" + error)) +
  			'}';
  	}
  }
  