Interface Upload Base64 encoded image

1 Package Com.*.util;2 3 import Java.io.FileInputStream;4 5 6 import Java.io.FileOutputStream;7 import java.io.IOException;8 import Java.io.InputStream;9 import Java.io.OutputStream;Ten import java.util.Date; One  A import Decoder.base64decoder; - import Decoder.base64encoder; -  the  Public classBase64imgutils { -      Public Static voidMain (string[] args) { -String strimg =getimagestr (); -System. out. println (STRIMG);  + generateimage (strimg); -     } +  A     /** at * Images converted into base64 strings - * Getimagestr - * August 31, 2016 afternoon 3:37:40 - * @param - * @return -      */ in      Public StaticString Getimagestr () {//Converts a picture file into a byte array string and Base64 it for encoding -String Imgfile ="d:/486e407765c21edd9cbffca69717efb1.jpg";//pictures to be processed toInputStreaminch=NULL; +         byte[] data =NULL; -         //reading a picture byte array the         Try { *             inch=NewFileInputStream (imgfile); $data =New byte[inch. Available ()];Panax Notoginseng             inch. Read (data); -             inch. Close (); the}Catch(IOException e) { + e.printstacktrace (); A         } the         //Base64 encoding of byte arrays +Base64encoder encoder =NewBase64encoder (); -String imghead="Data:image/jpg;base64,";//Head $         returnImghead+encoder.encode (data);//returns a BASE64 encoded byte array string $     } -  -     /** the * base64 strings into pictures - * GenerateimageWuyi * August 31, 2016 afternoon 3:33:12 the * @param - * @return Wu      */ -      Public StaticString Generateimage (String imgstr) {//Base64 decoding a byte array string and generating a picture About         if(Imgstr = =NULL){//image data is empty $             return ""; -         } -String ClassPath =NewBase64imgutils (). GetClass (). GetResource (""). GetPath (); -String Path = classpath.substring (0, Classpath.indexof ("Web-inf")); ASystem. out. println (path); +Base64decoder decoder =NewBase64decoder (); the         Try { -String imghead=imgstr.substring (0, Imgstr.indexof (";"). Replace ("data:image/",".");//get the picture name extension $Imgstr=imgstr.substring (Imgstr.indexof (",")+1);//Picture Content the                                     the             //Base64 decoding the             byte[] B =Decoder.decodebuffer (IMGSTR); the              for(inti =0; i < b.length; ++i) { -                 if(B[i] <0) {//Adjust Exception Data inB[i] + = the; the                 } the             } About             //Create a JPEG picture theString filename="upload/"+NewDate (). GetTime () +imghead;//name theString Imgfilepath =path+"/"+filename;//the newly generated picture theOutputStream out=NewFileOutputStream (imgfilepath); +              out. Write (b); -              out. Flush (); the              out. Close ();Bayi             returnfilename; the}Catch(Exception e) { the             return ""; -         } -     } the  the      the}

Interface Upload Base64 encoded image