OO-6.zip_文件系统 java

package fileMonitor; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import java.util.Map.Entry; import java.util.Vector; public class Scan extends Thread { File file; FileInfo MainFileInfo; FileInfo FileParent = null; Renamed renamed; Modified modified; PathChanged path_changed; SizeChanged size_changed; FileWriter summary = null; FileWriter detail = null; String CacheSummary = null; HashMap<String,FileInfo> CacheM = new HashMap<String,FileInfo>(); public Scan (Single_Task ST) { this.file = ST.file; MainFileInfo = new FileInfo(file); this.renamed = ST.renamed; this.modified = ST.modified; this.path_changed = ST.path_changed; this.size_changed = ST.size_changed; if(!MainFileInfo.isDirectory) file = new File(MainFileInfo.parent); Vector<File> CacheFiles = new Vector<File>(); try { if(file.exists()) getFiles(file, CacheFiles); } catch (IOException e) { System.out.println("error!"); System.exit(0); } for(File F : CacheFiles) { FileInfo Mf= new FileInfo(F); CacheM.put(F.getAbsolutePath(),Mf); } } public void getFiles(File file, Vector<File> FileList) throws IOException { if (file==null) return; File[] sub_files = file.listFiles(); try{ for(int i = 0; i < sub_files.length; i++) { if (sub_files[i].isDirectory()) getFiles(sub_files[i],FileList); FileList.add(sub_files[i]); } } catch(NullPointerException e) { System.out.println("sub_files.length = "+sub_files.length); System.exit(0); } } @SuppressWarnings({ "unused" }) public void run() { if(MainFileInfo.isDirectory) { while (true) { if(!file.exists()) { System.out.println("Misoperation:Main Directory/File" +MainFileInfo.path+"is deleted!"); break; } { long CurrentSize = FileInfo.getSize(file); long CurrentModify = file.lastModified(); if(MainFileInfo.size!=FileInfo.getSize(file) && size_changed.set) { size_changed.number++; if(size_changed.record_summary) { try { Summary.size(MainFileInfo.path, size_changed.number); } catch (IOException e) { System.exit(0); } } if(size_changed.record_detail) { try { Detail.size(MainFileInfo.path, MainFileInfo.size, CurrentSize); } catch (IOException e) { System.exit(0); } } } if(MainFileInfo.modified!= CurrentModify && modified.set) { modified.number++; if(modified.record_summary) { try { Summary.modified(MainFileInfo.path, modified.number); } catch (IOException e) { System.exit(0); } } if(modified.record_detail) { try { Detail.modified(MainFileInfo.path, MainFileInfo.modified, CurrentModify); } catch (IOException e) { System.exit(0); } } } MainFileInfo.update(file); } Vector<File> DiskFiles = new Vector<File>(); try { getFiles(file, DiskFiles); } catch (IOException e) { System.out.println("error!"); System.exit(0); } Vector<String> IsIn = new Vector<String>(); for(int i = 0;i<DiskFiles.size();i++) { File CurrentFile = new File(DiskFiles.get(i).getAbsolutePath()); if(CurrentFile.exists()) { FileInfo CurrentInfo = new FileInfo(CurrentFile); FileInfo CacheFile = CacheM.get(CurrentInfo.path); if(CacheFile != null) { IsIn.add(CurrentInfo.path); if(size_changed.set && CacheFile.size != CurrentInfo.size) { size_changed.number++; if(size_changed.record_summary) { try { Summary.size(MainFileInfo.path, size_changed.number); } catch (IOException e) { System.exit(0); } } if(size_changed.record_detail) { try { Detail.size(CurrentInfo.path, CacheFile.size, CurrentInfo.size); } catch (IOException e) { System.exit(0); } } } if(modified.set && CacheFile.modified!=CurrentInfo.modified) { modified.number++; if(modified.record_summary) { try { Summary.modified(MainFileInfo.path, modified.number); } catch (IOException e) { System.exit(0); } } if(modified.record_detail) { try { Detail.modified(CurrentInfo.path, CacheFile.modified, CurrentInfo.modified); } catch (IOException e) { System.exit(0); } } } CacheM.put(CurrentInfo.path, CurrentInfo); } else { if(CurrentInfo.isDirectory) { System.out.println("Misoperation: Directory:\""+CurrentInfo.path+"\"Path Changed or Renamed!"); System.out.println("The Program will stop!"); System.exit(0); } Iterator<Entry<String, FileInfo>> iterator=CacheM.entrySet().iterator(); boolean Find = false; while(iterator.hasNext()) { Map.Entry<String, FileInfo> entry= iterator.next(); if (CurrentInfo.isChangePath(entry.getValue())) { Find = true; if(path_changed.set) { path_changed.number++; if(path_changed.record_summary) { try { Summary.path(MainFileInfo.path, path_changed.number); } catch (IOException e) { System.exit(0); } } if(path_changed.record_detail) { try {