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2020-05-18 a18bfacbf56b401f6e0fdae8710fbca4df8cff77

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package cn.autoform.web.controller.resumable.util;
 
import java.io.File;
import java.util.HashSet;
import java.util.logging.ConsoleHandler;
import java.util.logging.Level;
import java.util.logging.Logger;
 
/**
 * by fanxu
 */
public class ResumableInfo {
 
    public int      resumableChunkSize;
    public long     resumableTotalSize;
    public String   resumableIdentifier;
    public String   resumableFilename;
    public String   resumableRelativePath;
 
    public static class ResumableChunkNumber {
        public ResumableChunkNumber(int number) {
            this.number = number;
        }
 
        public int number;
 
        @Override
        public boolean equals(Object obj) {
            return obj instanceof ResumableChunkNumber
                    ? ((ResumableChunkNumber)obj).number == this.number : false;
        }
 
        @Override
        public int hashCode() {
            return number;
        }
    }
 
    //Chunks uploaded
    public HashSet<ResumableChunkNumber> uploadedChunks = new HashSet<ResumableChunkNumber>();
 
    public String resumableFilePath;
 
    public boolean vaild(){
        if (resumableChunkSize < 0 || resumableTotalSize < 0
                || HttpUtils.isEmpty(resumableIdentifier)
                || HttpUtils.isEmpty(resumableFilename)
                || HttpUtils.isEmpty(resumableRelativePath)) {
            return false;
        } else {
            return true;
        }
    }
    public String checkIfUploadFinished() {
        //check if upload finished
        int count = (int) Math.ceil(((double) resumableTotalSize) / ((double) resumableChunkSize));
        for(int i = 1; i < count; i ++) {
            if (!uploadedChunks.contains(new ResumableChunkNumber(i))) {
                return "";
            }
        }
 
        //Upload finished, change filename.
        //File file = new File(resumableFilePath);
        //String new_path = file.getAbsolutePath().substring(0, file.getAbsolutePath().length() - ".temp".length());
        //File newFile = new File(new_path);
        //file.renameTo(newFile);
        return "uploaded";
    }
}