public class transfer_multi { public String[] sourcefile = new String[255];//源文件名 public String objectpath = "c:/";//目標文件目錄 public String[] suffix = new String[255];//文件后綴名 public String[] objectfilename = new String[255];//目標文件名 public ServletInputStream sis = null;//輸入流 public String[] description = new String[255];//描述狀態 public long size = 100*1024;//限制大小 PRivate int count = 0;//已傳輸文件數目 private byte[] b = new byte[4096];//字節流存放數組 private boolean sUCcessful = true;
public void setSourcefile(HttpServletRequest request) throws java.io.IOException{ sis = request.getInputStream(); int a = 0; int k = 0; String s = ""; while((a = sis.readLine(b,0,b.length)) != -1){ s = new String(b,0,a); if((k = s.indexOf("filename=")) != -1){ s = s.substring(k+10); k = s.indexOf("""); s = s.substring(0,k); sourcefile[count] = s;
k = s.lastIndexOf("."); suffix[count] = s.substring(k+1); System.out.println(suffix[count]); if(canTransfer(count)) transferfile(count); } if(!successful) break; } } public int getCount(){ return count; } public String[] getSourcefile(){ return sourcefile; }
public void setObjectpath(String objectpath){ this.objectpath = objectpath; } public String getObjectpath(){ return objectpath; } private boolean canTransfer(int i){ suffix[i] = suffix[i].toLowerCase(); //這個是我用來傳圖片的，各位可以把后綴名改掉或者不要這個條件 if(sourcefile[i].equals("")(!suffix[i].equals("gif")&&!suffix[i].equals("jpg")&&!suffix[i].equals("jpeg"))) {description[i]="ERR suffix is wrong";return false;} else return true; } private void transferfile(int i){ String x = Long.toString(new java.util.Date().getTime()); try{ objectfilename[i] = x+"."+suffix[i]; FileOutputStream out = new FileOutputStream(objectpath+objectfilename[i]); int a = 0; int k = 0; long hastransfered = 0;//標示已經傳輸的字節數 String s = ""; while((a = sis.readLine(b,0,b.length)) != -1){ s = new String(b,0,a); if((k = s.indexOf("Content-Type:")) != -1) break; } sis.readLine(b,0,b.length); while((a = sis.readLine(b,0,b.length)) != -1){
