Android获取SDcard目录及创建文件夹的方法

2023-09-09 13:37:04 50

publicstaticStringgetSDPath(){ FilesdDir=null; booleansdCardExist=Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);//判断sd卡是否存在 if(sdCardExist){ sdDir=Environment.getExternalStorageDirectory();//获取跟目录 } returnsdDir.toString(); }

publicstaticStringmkdirs(Stringpath){ Stringsdcard=getSDPath(); if(path.indexOf(getSDPath())==-1){ path=sdcard+(path.indexOf("/")==0?"":"/")+path; } FiledestDir=newFile(path); if(!destDir.exists()){ path=makedir(path); if(path==null){ returnnull; } } returnpath; } privatestaticStringmakedir(Stringpath){ StringsdPath=getSDPath(); String[]dirs=path.replace(sdPath,"").split("/"); StringBufferfilePath=newStringBuffer(sdPath); for(Stringdir:dirs){ if(!"".equals(dir)&&!dir.equals(sdPath)){ filePath.append("/").append(dir); FiledestDir=newFile(filePath.toString()); if(!destDir.exists()){ booleanb=destDir.mkdirs(); if(!b){ returnnull; } } } } returnfilePath.toString(); }

ImageViewview5=findView(R.id.imageview2); view5.setImageBitmap(ImageUtils.getLoacalBitmap("/storage/sdcard1/myimage/20160807.jpg")); publicstaticBitmapgetLoacalBitmap(Stringurl){ try{ FileInputStreamfis=newFileInputStream(url); returnBitmapFactory.decodeStream(fis); }catch(FileNotFoundExceptione){ //这里应显示默认图片，如图片无法显示等；从应用资源图片中选取 returnnull; } }

Android获取SDcard目录及创建文件夹的方法

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