/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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namespace HH.WMS.Utils.NPOI.Util
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{
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using System;
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using System.IO;
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/// <summary>
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/// Wraps an <see cref="T:System.IO.Stream"/> providing <see cref="T:HH.WMS.Utils.NPOI.Util.ILittleEndianOutput"/>
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/// </summary>
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/// <remarks>@author Josh Micich</remarks>
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public class LittleEndianOutputStream : ILittleEndianOutput, IDisposable
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{
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (disposing)
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{
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if (null != out1)
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{
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out1.Dispose();
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out1 = null;
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}
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}
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}
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Stream out1 = null;
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public LittleEndianOutputStream(Stream out1)
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{
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this.out1 = out1;
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}
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public void WriteByte(int v)
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{
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try
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{
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out1.WriteByte((byte)v);
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}
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catch (IOException e)
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{
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throw new RuntimeException(e);
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}
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}
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public void WriteDouble(double v)
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{
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WriteLong(BitConverter.DoubleToInt64Bits(v));
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}
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public void WriteInt(int v)
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{
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int b3 = (v >> 24) & 0xFF;
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int b2 = (v >> 16) & 0xFF;
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int b1 = (v >> 8) & 0xFF;
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int b0 = (v >> 0) & 0xFF;
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try
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{
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out1.WriteByte((byte)b0);
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out1.WriteByte((byte)b1);
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out1.WriteByte((byte)b2);
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out1.WriteByte((byte)b3);
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}
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catch (IOException e)
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{
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throw new RuntimeException(e);
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}
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}
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public void WriteLong(long v)
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{
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WriteInt((int)(v >> 0));
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WriteInt((int)(v >> 32));
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}
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public void WriteShort(int v)
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{
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int b1 = (v >> 8) & 0xFF;
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int b0 = (v >> 0) & 0xFF;
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try
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{
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out1.WriteByte((byte)b0);
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out1.WriteByte((byte)b1);
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}
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catch (IOException e)
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{
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throw new RuntimeException(e);
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}
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}
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public void Write(byte[] b)
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{
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// suppress IOException for interface method
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try
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{
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out1.Write(b, 0, b.Length);
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}
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catch (IOException e)
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{
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throw new RuntimeException(e);
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}
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}
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public void Write(byte[] b, int off, int len)
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{
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// suppress IOException for interface method
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try
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{
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out1.Write(b, off, len);
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}
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catch (IOException e)
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{
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throw new RuntimeException(e);
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}
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}
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}
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}
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