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This article mainly explains "java how to download pictures according to picture url". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "java how to download pictures according to picture url".

How java downloads pictures according to picture url

StringimageUrl

URLurl=newURL (imageUrl)

/ / Open the network input stream

DataInputStreamdis=newDataInputStream (url.openStream ())

StringnewImageName= "C:/2.jpg"

How java downloads pictures according to picture url

/ / create a new file

FileOutputStreamfos=newFileOutputStream (newFile (newImageName))

Byte [] buffer=newbyte [1024]

Intlength

/ / start populating data

While ((length=dis.read (buffer)) > 0) {

Fos.write (buffer,0,length)

}

Dis.close ()

Fos.close ()

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