code: public ChannelSpecification withSupportedCompressionTypes(String... supportedCompressionTypes) {
          if (this.supportedCompressionTypes == null) {
              setSupportedCompressionTypes(new java.util.ArrayList<String>(supportedCompressionTypes.length));
          }
          for (String ele : supportedCompressionTypes) {
              this.supportedCompressionTypes.add(ele);
          }
          return this;
      }
docs: <p>
  The allowed compression types, if data compression is used.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setSupportedCompressionTypes(java.util.Collection)} or
  {@link #withSupportedCompressionTypes(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param supportedCompressionTypes
  The allowed compression types, if data compression is used.
  @return Returns a reference to this object so that method calls can be chained together.
  @see CompressionType