java 获取文件夹目录下的子目录或子目录下的文件

java 获取文件夹目录下的子目录或子目录下的文件

 

http://klo0704.iteye.com/blog/1602209

 

博客分类： 
• java

java文件夹文件

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("."))); 
//
//} 


//}