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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*
*/
using System;
namespace Lucene.Net.Support
{
public class Inflater
{
delegate void SetInputDelegate(byte[] buffer);
delegate bool GetIsFinishedDelegate();
delegate int InflateDelegate(byte[] buffer);
SetInputDelegate setInputMethod;
GetIsFinishedDelegate getIsFinishedMethod;
InflateDelegate inflateMethod;
internal Inflater(object inflaterInstance)
{
Type type = inflaterInstance.GetType();
setInputMethod = (SetInputDelegate)Delegate.CreateDelegate(
typeof(SetInputDelegate),
inflaterInstance,
type.GetMethod("SetInput", new Type[] { typeof(byte[]) }));
getIsFinishedMethod = (GetIsFinishedDelegate)Delegate.CreateDelegate(
typeof(GetIsFinishedDelegate),
inflaterInstance,
type.GetMethod("get_IsFinished", Type.EmptyTypes));
inflateMethod = (InflateDelegate)Delegate.CreateDelegate(
typeof(InflateDelegate),
inflaterInstance,
type.GetMethod("Inflate", new Type[] { typeof(byte[]) }));
}
public void SetInput(byte[] buffer)
{
setInputMethod(buffer);
}
public bool IsFinished
{
get { return getIsFinishedMethod(); }
}
public int Inflate(byte[] buffer)
{
return inflateMethod(buffer);
}
}
}
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