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C# Directory.DeleteFile方法代码示例

本文整理汇总了C#中Directory.DeleteFile方法的典型用法代码示例。如果您正苦于以下问题:C# Directory.DeleteFile方法的具体用法?C# Directory.DeleteFile怎么用?C# Directory.DeleteFile使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Directory的用法示例。


在下文中一共展示了Directory.DeleteFile方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: WriteFieldUpdates


//.........这里部分代码省略.........
                            {
                                fieldsConsumer.Dispose();
                            }
                            else
                            {
                                IOUtils.CloseWhileHandlingException(fieldsConsumer);
                            }
                        }
                    }
                    finally
                    {
                        if (reader != this.Reader)
                        {
                            //          System.out.println("[" + Thread.currentThread().getName() + "] RLD.writeLiveDocs: closeReader " + reader);
                            reader.Dispose();
                        }
                    }

                    success = true;
                }
                finally
                {
                    if (!success)
                    {
                        // Advance only the nextWriteDocValuesGen so that a 2nd
                        // attempt to write will write to a new file
                        Info.AdvanceNextWriteFieldInfosGen();

                        // Delete any partially created file(s):
                        foreach (string fileName in trackingDir.CreatedFiles)
                        {
                            try
                            {
                                dir.DeleteFile(fileName);
                            }
                            catch (Exception)
                            {
                                // Ignore so we throw only the first exc
                            }
                        }
                    }
                }

                Info.AdvanceFieldInfosGen();
                // copy all the updates to mergingUpdates, so they can later be applied to the merged segment
                if (IsMerging)
                {
                    foreach (KeyValuePair<string, NumericDocValuesFieldUpdates> e in dvUpdates.NumericDVUpdates)
                    {
                        DocValuesFieldUpdates updates;
                        if (!MergingDVUpdates.TryGetValue(e.Key, out updates))
                        {
                            MergingDVUpdates[e.Key] = e.Value;
                        }
                        else
                        {
                            updates.Merge(e.Value);
                        }
                    }
                    foreach (KeyValuePair<string, BinaryDocValuesFieldUpdates> e in dvUpdates.BinaryDVUpdates)
                    {
                        DocValuesFieldUpdates updates;
                        if (!MergingDVUpdates.TryGetValue(e.Key, out updates))
                        {
                            MergingDVUpdates[e.Key] = e.Value;
                        }
开发者ID:paulirwin,项目名称:lucene.net,代码行数:67,代码来源:ReadersAndUpdates.cs

示例2: WriteLiveDocs

        // Commit live docs (writes new _X_N.del files) and field updates (writes new
        // _X_N updates files) to the directory; returns true if it wrote any file
        // and false if there were no new deletes or updates to write:
        // TODO (DVU_RENAME) to writeDeletesAndUpdates
        public virtual bool WriteLiveDocs(Directory dir)
        {
            lock (this)
            {
                //Debug.Assert(Thread.holdsLock(Writer));
                //System.out.println("rld.writeLiveDocs seg=" + info + " pendingDelCount=" + pendingDeleteCount + " numericUpdates=" + numericUpdates);
                if (PendingDeleteCount_Renamed == 0)
                {
                    return false;
                }

                // We have new deletes
                Debug.Assert(LiveDocs_Renamed.Length() == Info.Info.DocCount);

                // Do this so we can delete any created files on
                // exception; this saves all codecs from having to do
                // it:
                TrackingDirectoryWrapper trackingDir = new TrackingDirectoryWrapper(dir);

                // We can write directly to the actual name (vs to a
                // .tmp & renaming it) because the file is not live
                // until segments file is written:
                bool success = false;
                try
                {
                    Codec codec = Info.Info.Codec;
                    codec.LiveDocsFormat().WriteLiveDocs((MutableBits)LiveDocs_Renamed, trackingDir, Info, PendingDeleteCount_Renamed, IOContext.DEFAULT);
                    success = true;
                }
                finally
                {
                    if (!success)
                    {
                        // Advance only the nextWriteDelGen so that a 2nd
                        // attempt to write will write to a new file
                        Info.AdvanceNextWriteDelGen();

                        // Delete any partially created file(s):
                        foreach (string fileName in trackingDir.CreatedFiles)
                        {
                            try
                            {
                                dir.DeleteFile(fileName);
                            }
                            catch (Exception)
                            {
                                // Ignore so we throw only the first exc
                            }
                        }
                    }
                }

                // If we hit an exc in the line above (eg disk full)
                // then info's delGen remains pointing to the previous
                // (successfully written) del docs:
                Info.AdvanceDelGen();
                Info.DelCount = Info.DelCount + PendingDeleteCount_Renamed;
                PendingDeleteCount_Renamed = 0;

                return true;
            }
        }
开发者ID:paulirwin,项目名称:lucene.net,代码行数:66,代码来源:ReadersAndUpdates.cs


注:本文中的Directory.DeleteFile方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。