// 重新用不同详细级别获取事项内容 // parameters: // item 要被重新获取内容的对象 // nLevel 内容详细级别。0/1/2。0 为最详细级 public OperLogItem LoadOperLogItem(OperLogItem item, int nLevel) { OperLogItemLoader loader = new OperLogItemLoader(); loader.Stop = this.Stop; loader.Channel = this.Channel; loader.estimate = null;// loader.FileName = item.Date + ".log"; loader.Level = nLevel; loader.lServerFileSize = -1; loader.Range = item.Index.ToString() + "-" + item.Index.ToString(); loader.AutoCache = this.AutoCache; loader.lProgressValue = 0; loader.lSize = 0; loader.Filter = this.Filter; loader.LogType = this.LogType; #if NO loader.Prompt -= new MessagePromptEventHandler(loader_Prompt); loader.Prompt += new MessagePromptEventHandler(loader_Prompt); #endif foreach (OperLogItem new_item in loader) { return(new_item); } return(null); }
// 重新用不同详细级别获取事项内容 // parameters: // item 要被重新获取内容的对象 // nLevel 内容详细级别。0/1/2。0 为最详细级 public OperLogItem LoadOperLogItem(OperLogItem item, int nLevel) { OperLogItemLoader loader = new OperLogItemLoader(); loader.Stop = this.Stop; loader.Channel = this.Channel; loader.estimate = null;// loader.FileName = item.Date + ".log"; loader.Level = nLevel; loader.lServerFileSize = -1; loader.Range = item.Index.ToString() + "-" + item.Index.ToString(); loader.AutoCache = this.AutoCache; loader.lProgressValue = 0; loader.lSize = 0; loader.Filter = this.Filter; loader.LogType = this.LogType; #if NO loader.Prompt -= new MessagePromptEventHandler(loader_Prompt); loader.Prompt += new MessagePromptEventHandler(loader_Prompt); #endif foreach (OperLogItem new_item in loader) { return new_item; } return null; }
public IEnumerator GetEnumerator() { string strError = ""; int nRet = 0; long lRet = 0; if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0 && (this.LogType & dp2Circulation.LogType.OperLog) != 0) { throw new ArgumentException("OperLogItemLoader 的 LogType 只能使用一种类型"); } if (this.Stop != null && this.estimate != null) { this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录。" + "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed)); } string strXml = ""; long lAttachmentTotalLength = 0; byte[] attachment_data = null; long lFileSize = 0; if (lServerFileSize == -1) { long _lServerFileSize = 0; string strStyle = "level-" + Level.ToString(); if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0) { strStyle += ",accessLog"; } // 获得服务器端日志文件尺寸 lRet = this.Channel.GetOperLog( this.Stop, this.FileName, -1, // lIndex, -1, // lHint, strStyle, "", // strFilter out strXml, out _lServerFileSize, 0, // lAttachmentFragmentStart, 0, // nAttachmentFramengLength, out attachment_data, out lAttachmentTotalLength, out strError); // 2015/11/25 if (lRet == -1) { throw new Exception(strError); } this.lServerFileSize = _lServerFileSize; if (lRet == 0) { yield break; } // 2015/11/25 if (_lServerFileSize == -1) { yield break; // 此类型的日志尚未启用 } } Stream stream = null; bool bCacheFileExist = false; bool bRemoveCacheFile = false; // 是否要自动删除未全部完成的本地缓存文件 bool bAutoCache = this.AutoCache; if (bAutoCache == true) { string strFileName = this.FileName; if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0) { strFileName = this.FileName + ".a"; } nRet = PrepareCacheFile( this.CacheDir, strFileName, // this.FileName, lServerFileSize, out bCacheFileExist, out stream, out strError); if (nRet == -1) { throw new Exception(strError); } if (bCacheFileExist == false && stream != null) { bRemoveCacheFile = true; } } try { if (bCacheFileExist == true) { lFileSize = stream.Length; } else { lFileSize = lServerFileSize; } // stop.SetProgressRange(0, lTotalSize); if (String.IsNullOrEmpty(Range) == true) { Range = "0-" + (long.MaxValue - 1).ToString(); // "0-9999999999"; } RangeList rl = new RangeList(Range); for (int i = 0; i < rl.Count; i++) { RangeItem ri = (RangeItem)rl[i]; // 让 100- 这样的 range 可以使用 if (ri.lLength == -1) { ri.lLength = long.MaxValue - ri.lStart; } OperLogInfo[] records = null; long lStartRecords = 0; long lHint = -1; long lHintNext = -1; for (long lIndex = ri.lStart; lIndex < ri.lStart + ri.lLength; lIndex++) { Application.DoEvents(); if (this.Stop != null && this.Stop.State != 0) { strError = "用户中断"; throw new Exception(strError); // yield break; ? } if (lIndex == ri.lStart) { lHint = -1; } else { lHint = lHintNext; } if (bCacheFileExist == true) { if (lHint == -1) { // return: // -1 error // 0 成功 // 1 到达文件末尾或者超出 nRet = LocationRecord(stream, lIndex, out strError); if (nRet == -1) { throw new Exception(strError); } } else { // 根据暗示找到 if (lHint == stream.Length) { break; } if (lHint > stream.Length) { strError = "lHint参数值不正确"; throw new Exception(strError); } if (stream.Position != lHint) { stream.Seek(lHint, SeekOrigin.Begin); } } nRet = ReadCachedEnventLog( stream, out strXml, out lAttachmentTotalLength, out strError); if (nRet == -1) { throw new Exception(strError); } lHintNext = stream.Position; } else { if (records == null || lIndex /*- ri.lStart*/ >= lStartRecords + records.Length) { int nCount = -1; if (ri.lLength >= Int32.MaxValue) { nCount = -1; // 500; // -1; } else { nCount = (int)ri.lLength; // Math.Min(500, (int)ri.lLength); } string strStyle = "level-" + Level.ToString(); if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0) { strStyle += ",accessLog"; } REDO: // 获得日志 // return: // -1 error // 0 file not found // 1 succeed // 2 超过范围,本次调用无效 lRet = this.Channel.GetOperLogs( this.Stop, this.FileName, lIndex, lHint, nCount, strStyle, this.Filter, // strFilter out records, out strError); if (lRet == -1) { #if NO DialogResult result = MessageBox.Show(owner, "获取日志信息 (" + this.FileName + " " + lIndex.ToString() + ") 的操作发生错误: " + strError + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作,继续后面的操作; 放弃: 停止全部操作)", "OperLogItemLoader", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1); if (result == DialogResult.Yes) { goto REDO; } if (result == DialogResult.Cancel) { throw new Exception(strError); } else { // TODO: 是否要在listview中装入一条表示出错的行? lHintNext = -1; continue; } #endif if (this.Prompt != null) { MessagePromptEventArgs e = new MessagePromptEventArgs(); e.MessageText = "获取 " + this._logType.ToString() + " 日志信息 (" + this.FileName + " " + lIndex.ToString() + ") 的操作发生错误: " + strError; e.Actions = "yes,no,cancel"; this.Prompt(this, e); if (e.ResultAction == "cancel") { throw new Exception(strError); } else if (e.ResultAction == "yes") { if (this.Stop != null) { this.Stop.Continue(); } goto REDO; } else { lHintNext = -1; continue; } } else { throw new Exception(strError); } } if (lRet == 0) { yield break; } if (lRet == 2) { break; } // records数组表示的起点位置 lStartRecords = lIndex /* - ri.lStart*/; } OperLogInfo info = records[lIndex - lStartRecords]; strXml = info.Xml; lHintNext = info.HintNext; lAttachmentTotalLength = info.AttachmentLength; // 写入本地缓存的日志文件 if (stream != null) { try { WriteCachedEnventLog( stream, strXml, lAttachmentTotalLength); } catch (Exception ex) { strError = "写入本地缓存文件的时候出错: " + ex.Message; throw new Exception(strError); } } } #if NO // 2011/12/30 // 日志记录可能动态地增加了,超过了原先为ProgressBar设置的范围 if (lFizeTotalSize < (int)lHintNext) { lFizeTotalSize = lHintNext; stop.SetProgressRange(0, lFizeTotalSize); } #endif if (lHintNext >= 0) { // 校正 if (lProgressValue + lHintNext > lSize) { lSize = lProgressValue + lHintNext; if (this.Stop != null && this.estimate != null) { this.Stop.SetProgressRange(0, lSize); estimate.SetRange(0, lSize); } } this.Stop.SetProgressValue(lProgressValue + lHintNext); } if (lIndex % 100 == 0) { if (this.Stop != null && this.estimate != null) { estimate.Text = "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue + lHintNext)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed); this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录 " + lIndex.ToString() + " 。" + estimate.Text); } } { OperLogItem item = new OperLogItem(); item.Xml = strXml; item.Index = lIndex; item.Date = this.FileName.Substring(0, 8); yield return(item); } } } // 创建本地缓存的日志文件的metadata文件 if (bCacheFileExist == false && stream != null) { string strFileName = this.FileName; if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0) { strFileName = this.FileName + ".a"; } nRet = CreateCacheMetadataFile( this.CacheDir, strFileName, // this.FileName, lServerFileSize, out strError); if (nRet == -1) { throw new Exception(strError); } } bRemoveCacheFile = false; // 不删除 } finally { if (stream != null) { stream.Close(); } if (bRemoveCacheFile == true) { string strFileName = this.FileName; if ((this.LogType & dp2Circulation.LogType.AccessLog) != 0) { strFileName = this.FileName + ".a"; } string strError1 = ""; nRet = DeleteCacheFile( this.CacheDir, strFileName, // this.FileName, out strError1); if (nRet == -1) { // MessageBox.Show(owner, strError1); if (this.Prompt != null) { MessagePromptEventArgs e = new MessagePromptEventArgs(); e.MessageText = strError1; e.Actions = "ok"; this.Prompt(this, e); } } } } lProgressValue += lFileSize; }
public IEnumerator GetEnumerator() { string strError = ""; int nRet = 0; long lRet = 0; this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录。" + "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed)); string strXml = ""; long lAttachmentTotalLength = 0; byte[] attachment_data = null; long lFileSize = 0; if (lServerFileSize == -1) { long _lServerFileSize = 0; // 获得服务器端日志文件尺寸 lRet = this.Channel.GetOperLog( this.Stop, this.FileName, -1, // lIndex, -1, // lHint, "level-" + nLevel.ToString(), "", // strFilter out strXml, out _lServerFileSize, 0, // lAttachmentFragmentStart, 0, // nAttachmentFramengLength, out attachment_data, out lAttachmentTotalLength, out strError); this.lServerFileSize = _lServerFileSize; if (lRet == 0) yield break; } Stream stream = null; bool bCacheFileExist = false; bool bRemoveCacheFile = false; // 是否要自动删除未全部完成的本地缓存文件 bool bAutoCache = this.AutoCache; if (bAutoCache == true) { nRet = PrepareCacheFile( this.CacheDir, this.FileName, lServerFileSize, out bCacheFileExist, out stream, out strError); if (nRet == -1) throw new Exception(strError); if (bCacheFileExist == false && stream != null) bRemoveCacheFile = true; } try { if (bCacheFileExist == true) lFileSize = stream.Length; else lFileSize = lServerFileSize; // stop.SetProgressRange(0, lTotalSize); if (String.IsNullOrEmpty(Range) == true) Range = "0-" + (long.MaxValue - 1).ToString(); // "0-9999999999"; RangeList rl = new RangeList(Range); for (int i = 0; i < rl.Count; i++) { RangeItem ri = (RangeItem)rl[i]; // 让 100- 这样的 range 可以使用 if (ri.lLength == -1) ri.lLength = long.MaxValue - ri.lStart; OperLogInfo[] records = null; long lStartRecords = 0; long lHint = -1; long lHintNext = -1; for (long lIndex = ri.lStart; lIndex < ri.lStart + ri.lLength; lIndex++) { Application.DoEvents(); if (this.Stop != null && this.Stop.State != 0) { strError = "用户中断"; throw new Exception(strError); // yield break; ? } if (lIndex == ri.lStart) lHint = -1; else lHint = lHintNext; if (bCacheFileExist == true) { if (lHint == -1) { // return: // -1 error // 0 成功 // 1 到达文件末尾或者超出 nRet = LocationRecord(stream, lIndex, out strError); if (nRet == -1) throw new Exception(strError); } else { // 根据暗示找到 if (lHint == stream.Length) break; if (lHint > stream.Length) { strError = "lHint参数值不正确"; throw new Exception(strError); } if (stream.Position != lHint) stream.Seek(lHint, SeekOrigin.Begin); } nRet = ReadCachedEnventLog( stream, out strXml, out lAttachmentTotalLength, out strError); if (nRet == -1) throw new Exception(strError); lHintNext = stream.Position; } else { if (records == null || lIndex /*- ri.lStart*/ >= lStartRecords + records.Length) { int nCount = -1; if (ri.lLength >= Int32.MaxValue) nCount = -1; // 500; // -1; else nCount = (int)ri.lLength; // Math.Min(500, (int)ri.lLength); REDO: // 获得日志 // return: // -1 error // 0 file not found // 1 succeed // 2 超过范围,本次调用无效 lRet = this.Channel.GetOperLogs( this.Stop, this.FileName, lIndex, lHint, nCount, "level-" + nLevel.ToString(), this.Filter, // strFilter out records, out strError); if (lRet == -1) { #if NO DialogResult result = MessageBox.Show(owner, "获取日志信息 ("+this.FileName + " " +lIndex.ToString() + ") 的操作发生错误: " + strError + "\r\n\r\n是否重试操作?\r\n\r\n(是: 重试; 否: 跳过本次操作,继续后面的操作; 放弃: 停止全部操作)", "OperLogItemLoader", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1); if (result == DialogResult.Yes) goto REDO; if (result == DialogResult.Cancel) throw new Exception(strError); else { // TODO: 是否要在listview中装入一条表示出错的行? lHintNext = -1; continue; } #endif if (this.Prompt != null) { MessagePromptEventArgs e = new MessagePromptEventArgs(); e.MessageText = "获取日志信息 ("+this.FileName + " " +lIndex.ToString() + ") 的操作发生错误: " + strError; e.Actions = "yes,no,cancel"; this.Prompt(this, e); if (e.ResultAction == "cancel") throw new Exception(strError); else if (e.ResultAction == "yes") { if (this.Stop != null) this.Stop.Continue(); goto REDO; } else { lHintNext = -1; continue; } } else throw new Exception(strError); } if (lRet == 0) yield break; if (lRet == 2) break; // records数组表示的起点位置 lStartRecords = lIndex /* - ri.lStart*/; } OperLogInfo info = records[lIndex - lStartRecords]; strXml = info.Xml; lHintNext = info.HintNext; lAttachmentTotalLength = info.AttachmentLength; // 写入本地缓存的日志文件 if (stream != null) { try { WriteCachedEnventLog( stream, strXml, lAttachmentTotalLength); } catch (Exception ex) { strError = "写入本地缓存文件的时候出错: " + ex.Message; throw new Exception(strError); } } } #if NO // 2011/12/30 // 日志记录可能动态地增加了,超过了原先为ProgressBar设置的范围 if (lFizeTotalSize < (int)lHintNext) { lFizeTotalSize = lHintNext; stop.SetProgressRange(0, lFizeTotalSize); } #endif if (lHintNext >= 0) { // 校正 if (lProgressValue + lHintNext > lSize) { lSize = lProgressValue + lHintNext; this.Stop.SetProgressRange(0, lSize); estimate.SetRange(0, lSize); } this.Stop.SetProgressValue(lProgressValue + lHintNext); } if (lIndex % 100 == 0) { estimate.Text = "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue + lHintNext)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed); this.Stop.SetMessage("正在装入日志文件 " + this.FileName + " 中的记录 " + lIndex.ToString() + " 。" + estimate.Text); } { OperLogItem item = new OperLogItem(); item.Xml = strXml; item.Index = lIndex; item.Date = this.FileName.Substring(0, 8); yield return item; } } } // 创建本地缓存的日志文件的metadata文件 if (bCacheFileExist == false && stream != null) { nRet = CreateCacheMetadataFile( this.CacheDir, this.FileName, lServerFileSize, out strError); if (nRet == -1) throw new Exception(strError); } bRemoveCacheFile = false; // 不删除 } finally { if (stream != null) stream.Close(); if (bRemoveCacheFile == true) { string strError1 = ""; nRet = DeleteCacheFile( this.CacheDir, this.FileName, out strError1); if (nRet == -1) { // MessageBox.Show(owner, strError1); if (this.Prompt != null) { MessagePromptEventArgs e = new MessagePromptEventArgs(); e.MessageText = strError1; e.Actions = "ok"; this.Prompt(this, e); } } } } lProgressValue += lFileSize; }