text: /*
   * Copyright 2015 Fizzed Inc.
   *
   * 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 com.fizzed.rocker;
  
  import java.io.IOException;
  import java.nio.charset.Charset;
  
  /**
   * 
   * @param <T>
   * @author joelauer
   */
  public interface RockerOutput<T extends RockerOutput> {
      
      public ContentType getContentType();
      
      public Charset getCharset();
      
      /**
       * Writes a String to the output. Implementations are responsible for handling
       * the conversion to the correct charset.
       * 
       * Note that underlying implementations may be optimized to handle Strings
       * vs. Bytes. 
       * 
       * @param string The string to write
       * @return This output (so builder pattern can be used)
       * @throws IOException Thrown on exception.
       */
      public T w(String string) throws IOException;
      
      public T w(byte[] bytes) throws IOException;
      
      //public T w(byte[] bytes, int offset, int length) throws IOException;
      
      public int getByteLength();
      
      @Override
      public String toString();
      
  }
  