/*
    * Copyright (c) 2012 the original author or authors.
    *
    * 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 org.eclipse.jetty.spdy.frames;
  
  import org.eclipse.jetty.spdy.api.DataInfo;
  
  public class DataFrame
  {
      public static final int HEADER_LENGTH = 8;
  
      private final int streamId;
      private final byte flags;
      private final int length;
  
      public DataFrame(int streamId, byte flags, int length)
      {
          this.streamId = streamId;
          this.flags = flags;
          this.length = length;
      }
  
      public int getStreamId()
      {
          return streamId;
      }
  
      public byte getFlags()
      {
          return flags;
      }
  
      public int getLength()
      {
          return length;
      }
  
      public boolean isClose()
      {
          return (flags & DataInfo.FLAG_CLOSE) == DataInfo.FLAG_CLOSE;
      }
  
      public boolean isCompress()
      {
          return (flags & DataInfo.FLAG_COMPRESS) == DataInfo.FLAG_COMPRESS;
      }
  
      @Override
      public String toString()
      {
          return String.format("DATA frame stream=%d length=%d close=%b compress=%b", getStreamId(), getLength(), isClose(), isCompress());
      }
  }