/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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 org.apache.maven.api.services.xml;
  
  import java.io.OutputStream;
  import java.io.Writer;
  import java.nio.file.Path;
  
  import org.apache.maven.api.annotations.Experimental;
  import org.apache.maven.api.annotations.Nonnull;
  import org.apache.maven.api.annotations.Nullable;
  
  /**
   * An XML writer request.
   *
   * @since 4.0.0
   * @param <T> the object type to read
   */
  @Experimental
  public interface XmlWriterRequest<T> {
  
      @Nullable
      Path getPath();
  
      @Nullable
      OutputStream getOutputStream();
  
      @Nullable
      Writer getWriter();
  
      @Nonnull
      T getContent();
  
      static <T> XmlWriterRequestBuilder<T> builder() {
          return new XmlWriterRequestBuilder<>();
      }
  
      class XmlWriterRequestBuilder<T> {
          Path path;
          OutputStream outputStream;
          Writer writer;
          T content;
  
          public XmlWriterRequestBuilder<T> path(Path path) {
              this.path = path;
              return this;
          }
  
          public XmlWriterRequestBuilder<T> outputStream(OutputStream outputStream) {
              this.outputStream = outputStream;
              return this;
          }
  
          public XmlWriterRequestBuilder<T> writer(Writer writer) {
              this.writer = writer;
              return this;
          }
  
          public XmlWriterRequestBuilder<T> content(T content) {
              this.content = content;
              return this;
          }
  
          public XmlWriterRequest<T> build() {
              return new DefaultXmlWriterRequest<>(path, outputStream, writer, content);
          }
  
          private static class DefaultXmlWriterRequest<T> implements XmlWriterRequest<T> {
              final Path path;
              final OutputStream outputStream;
              final Writer writer;
              final T content;
  
              DefaultXmlWriterRequest(Path path, OutputStream outputStream, Writer writer, T content) {
                  this.path = path;
                  this.outputStream = outputStream;
                  this.writer = writer;
                  this.content = content;
              }
  
              @Override
              public Path getPath() {
                  return path;
             }
 
             @Override
             public OutputStream getOutputStream() {
                 return outputStream;
             }
 
             @Override
             public Writer getWriter() {
                 return writer;
             }
 
             @Override
             public T getContent() {
                 return content;
             }
         }
     }
 }