/* ----------------------------------------------------------------------------
 * This file was automatically generated by SWIG (http://www.swig.org).
 * Version 1.3.32
 *
 * Do not make changes to this file unless you know what you are doing--modify
 * the SWIG interface file instead.
 * ----------------------------------------------------------------------------- */

namespace Xapian {

using System;
using System.Runtime.InteropServices;

public class BM25Weight : Weight {
  private HandleRef swigCPtr;

  internal BM25Weight(IntPtr cPtr, bool cMemoryOwn) : base(XapianPINVOKE.BM25WeightUpcast(cPtr), cMemoryOwn) {
    swigCPtr = new HandleRef(this, cPtr);
  }

  internal static HandleRef getCPtr(BM25Weight obj) {
    return (obj == null) ? new HandleRef(null, IntPtr.Zero) : obj.swigCPtr;
  }

  ~BM25Weight() {
    Dispose();
  }

  public override void Dispose() {
    lock(this) {
      if(swigCPtr.Handle != IntPtr.Zero && swigCMemOwn) {
        swigCMemOwn = false;
        XapianPINVOKE.delete_BM25Weight(swigCPtr);
      }
      swigCPtr = new HandleRef(null, IntPtr.Zero);
      GC.SuppressFinalize(this);
      base.Dispose();
    }
  }

  public BM25Weight(double k1_, double k2_, double k3_, double b_, double min_normlen_) : this(XapianPINVOKE.new_BM25Weight__SWIG_0(k1_, k2_, k3_, b_, min_normlen_), true) {
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
  }

  public BM25Weight() : this(XapianPINVOKE.new_BM25Weight__SWIG_1(), true) {
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
  }

  public BM25Weight Clone() {
    IntPtr cPtr = XapianPINVOKE.BM25Weight_Clone(swigCPtr);
    BM25Weight ret = (cPtr == IntPtr.Zero) ? null : new BM25Weight(cPtr, false);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override string Name() {
    string ret = XapianPINVOKE.BM25Weight_Name(swigCPtr);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override string Serialise() {
    string ret = XapianPINVOKE.BM25Weight_Serialise(swigCPtr);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override Weight Unserialise(string s) {
    IntPtr cPtr = XapianPINVOKE.BM25Weight_Unserialise(swigCPtr, s);
    BM25Weight ret = (cPtr == IntPtr.Zero) ? null : new BM25Weight(cPtr, false);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override double GetSumPart(uint wdf, double len) {
    double ret = XapianPINVOKE.BM25Weight_GetSumPart(swigCPtr, wdf, len);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override double GetMaxPart() {
    double ret = XapianPINVOKE.BM25Weight_GetMaxPart(swigCPtr);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override double GetSumExtra(double len) {
    double ret = XapianPINVOKE.BM25Weight_GetSumExtra(swigCPtr, len);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override double GetMaxExtra() {
    double ret = XapianPINVOKE.BM25Weight_GetMaxExtra(swigCPtr);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public override bool GetSumPartNeedsDocLength() {
    bool ret = XapianPINVOKE.BM25Weight_GetSumPartNeedsDocLength(swigCPtr);
    if (XapianPINVOKE.SWIGPendingException.Pending) throw XapianPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

}

}