https://tomcat.apache.org/: Tomcat Connectors and HTTP parser 
public interface org.apache.coyote.InputBuffer
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.apache.coyote.InputBuffer
  super_class: java.lang.Object
{
  public abstract int doRead(org.apache.tomcat.util.net.ApplicationBufferHandler);
    descriptor: (Lorg/apache/tomcat/util/net/ApplicationBufferHandler;)I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
         Name  Flags
      handler  

  public abstract int available();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "InputBuffer.java"