java 获取文件夹目录下的子目录或子目录下的文件

package com.xinlong.test;
import java.io.File;
import java.io.FileFilter;
import java.util.Calendar;
import java.util.Date;

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.ComThread;
import com.jacob.com.Dispatch;
import com.jacob.com.Variant;
public class ExcelToPdf {
private String path;
    public static boolean runFlag=false;
    public ExcelToPdf(String path)
    {
    this.path=path;
    }
//原始
public void saveExcelAsPdf1(String filePath,String outFile){
    ComThread.InitSTA();
    ActiveXComponent actcom=new ActiveXComponent("Excel.Application");
    try{
     System.out.println((new Date()).toString()+"  start convert from : "+filePath+" to "+outFile);
     actcom.setProperty("Visible", new Variant(false));
     Dispatch excels=actcom.getProperty("Workbooks").toDispatch();
           Dispatch excel = Dispatch.invoke(excels,"Open",Dispatch.Method,
                            new Object[]{filePath,new Variant(false),new Variant(false)},
                            new int[9] ).toDispatch();
           Dispatch.invoke(excel,"SaveAs",Dispatch.Method,new Object[]{outFile,new Variant(57), new Variant(false),
     new Variant(57), new Variant(57),new Variant(false), new Variant(true),new Variant(57), new Variant(false),
     new Variant(true), new Variant(false) },new int[1]);
           Dispatch.call(excel, "Close",new Variant(false));
           if(actcom!=null){
      actcom.invoke("Quit",new Variant[]{});
         actcom=null;
          }
           ComThread.Release();
           File temp=new File(filePath);
           //temp.renameTo(new File(filePath+"."+getDateStr()));
           temp.renameTo(new File(filePath));
           temp=new File(filePath);
        //   temp.deleteOnExit(); //自动删除
           temp=null;
           System.out.println((new Date()).toString()+"  convert ok : "+filePath+" to "+outFile);
    }catch(Exception es){
           es.printStackTrace();
       }
   
    }

/***
  * office 转换pdf
  * @param docfile 要转换的路径
  * @param toFile 转换后的路径
  * @param type 57-ppt，17-doc,32-xls
  */
public  void saveExcelAsPdf(String docfile, String toFile){ 
  ComThread.InitSTA();
ActiveXComponent app=null;
  Dispatch docs =null;
  int type=17;
  String typedoc=docfile.substring(docfile.lastIndexOf("."));

  if(typedoc.equals(".xls")||typedoc.equals(".xlsx")){
  type=32;
}else if(typedoc.equals(".ppt")||typedoc.equals(".pptx")){
type=57;
}
try { 

if(type==32)
{
app = new ActiveXComponent("PowerPoint.Application"); // 启动PowerPoint
   app.setProperty("Visible", new Variant(true));  //转ppt的时候把false改为了true
    docs = app.getProperty("Presentations").toDispatch();  //ppt
}else if(type==57)
{
           app = new ActiveXComponent("Excel.Application"); // 启动Excel 
           app.setProperty("Visible", new Variant(false)); 
            docs = app.getProperty("Workbooks").toDispatch();  //excel
}else if(type==17)
{
          app = new ActiveXComponent("Word.Application"); // 启动word 
          app.setProperty("Visible", new Variant(false)); 
           docs = app.getProperty("Documents").toDispatch();  //word
}
            Dispatch doc = Dispatch.invoke(docs,"Open",Dispatch.Method,new Object[] {
            docfile, new Variant(false),new Variant(true) }, new int[1]).toDispatch(); 
            Dispatch.invoke(doc, "SaveAs", Dispatch.Method, new Object[] { 
                    toFile, new Variant(type) }, new int[1]); 
            if(type!=32)
            {
       
          Variant f = new Variant(false); 
          Dispatch.call(doc, "Close", f);  //转ppt的时候把这两行代码去掉
            }

        } catch (Exception e) { 
            e.printStackTrace(); 
       
        } finally { 
            app.invoke("Quit", new Variant[] {}); 
            ComThread.Release();
         
  
        } 
    } 

public void listAllFile(){
    runFlag=true;
    String fileName="",appdex="";
    File temp=null;
    try{
  
     File [] list=new File(path).listFiles(new FileFilter(){
                public boolean accept(File pathname) {
                    boolean x = false;
               
             
              
               
                    if (pathname.getName().toLowerCase().endsWith(".doc")||pathname.getName().toLowerCase().endsWith(".xls")||pathname.getName().toLowerCase().endsWith(".ppt")) {
                    c+=1; System.out.println(pathname+"==="+c);
                    x = true;
                    }
                
                    return x;
                }
           });
     //System.out.println((new Date()).toString()+"  Total Convert File : "+list.length);
//     for(int i=0;i<list.length;i++){
//      fileName=list[i].getName().substring(0, list[i].getName().indexOf("."));
//      appdex=list[i].getName().substring(list[i].getName().indexOf("."));
//      temp=new File(path+fileName+".pdf");
//      if(temp.exists()){
//      temp.renameTo(new File(path+fileName+"-"+getDateStr()+".pdf"));
//      }
//     saveExcelAsPdf(path+fileName+appdex,path+fileName+".pdf");
//      System.out.println(path+fileName+appdex);
      runFlag=false;
//     }
    }catch(Exception ex){
     ex.printStackTrace();
    }
    runFlag=false;
}

public String getDateStr(){
    Calendar cl=Calendar.getInstance();
    cl.setTime(new Date());
    String str=cl.get(Calendar.YEAR)+""+(cl.get(Calendar.MONTH)+1)+""
    +cl.get(Calendar.DATE)+""+cl.get(Calendar.HOUR)+""+cl.get(Calendar.MINUTE)+""
    +cl.get(Calendar.SECOND);
    str="9月加班.xls";
    return str;
}
public void pp()
{
// ComThread.InitSTA();
//
// ActiveXComponent slideApp = new ActiveXComponent("PowerPoint.Application");
//
//     Dispatch presentations = slideApp.getProperty("Presentations").toDispatch();
//
//     Dispatch presentation = Dispatch.call(presentations, "Open", inputFile.getAbsolutePath(),
//             MsoTriState.msoTrue.getInteger(), // ReadOnly
//             MsoTriState.msoFalse.getInteger(), // Untitled The Untitled parameter is used to create a copy of the presentation.
//             MsoTriState.msoFalse.getInteger()  // WithWindow
//     ).toDispatch();

}


private long[] count = new long[] { 0, 0 };

private File file;
int c=0;
private long[] listFile(String path) {
file = new File(path);
File[] f = file.listFiles();
for (int i = 0; i < f.length; i++) {
if (f[i].isDirectory()) {
count[0]++;
//System.out.println(f[i].getPath());
this.listFile(f[i].getPath());

this.path=f[i].getPath();
listAllFile();

} else {
count[1]++;
}
}
//System.out.println("shu="+c);
return count;
}

/**
* 得到指定路径下的文件和文件夹数量
*
* @param path
* 要查看的路径
* @return object[0]耗时(毫秒)<br>
* object[1]文件夹数量<br>
* object[2]文件数量
*/
public Object[] getFileCount(String path) {
long t = System.currentTimeMillis();

long[] count = this.listFile(path);
//System.out.println(path);
t = System.currentTimeMillis() - t;
Object[] o = new Object[] { Long.valueOf(t), Long.valueOf(count[0]),
Long.valueOf(count[1])};

return o;
}

public static void main(String[] args) {
ExcelToPdf l = new ExcelToPdf("");
Object[] count = l.getFileCount("E:\\肖秋峰");
System.out.println("用时："+count[0]);
System.out.println("文件夹个数："+count[1]);
System.out.println("共文件"+count[2]);
}
}


//public static void main(String[] args) {
//
// ExcelToPdf e = new ExcelToPdf("D:\\质量管理体系文件\\");
// //e.listAllFile();
//// e.saveExcelAsPdf("D:\\转换\\加班时间.xlsx","D:\\转换\\j.pdf");
//// System.out.println("222.111.docx".substring("222.111.docx".lastIndexOf(".")));
//
//}


//}