Example usage for com.mongodb.gridfs GridFSInputFile getMD5

Introduction

In this page you can find the example usage for com.mongodb.gridfs GridFSInputFile getMD5.

Prototype

@Deprecated
public String getMD5() 

Source Link

Document

Gets the observed MD5 during transfer

Usage

From source file:UnitTest3.java

License:Open Source License

public static int testgridfs() {

    long time1;/*from   www.  jav  a  2  s.  c  o m*/
    long time2;
    long time3;
    long time4;

    try {

        MongoClient mongo = new MongoClient("localhost", 27017);
        DB db = mongo.getDB("JFileDB");

        // TODO JFileMetaDataTable should be in MetaDB database
        DBCollection collection = db.getCollection("JFileMetaDataTable");

        String newFileName = "com.dilmus.scabi.testdata.in.App.class";

        File jFile = new File("/home/anees/workspace/testdata/in/App.class");

        // create a JFileTable namespace
        GridFS gfsj = new GridFS(db, "JFileTable");

        // get file from local drive
        GridFSInputFile gfsFile = gfsj.createFile(jFile);

        // set a new filename for identify purpose
        gfsFile.setFilename(newFileName);
        gfsFile.setContentType("class"); // jar, zip, war
        // save the image file into mongoDB
        gfsFile.save();

        // Let's create a new JSON document with some "metadata" information
        BasicDBObject info = new BasicDBObject();
        info.put("DBHost", "localhost");
        info.put("DBPort", "27017");
        info.put("JFileName", newFileName);
        info.put("JFileID", gfsFile.getId());
        info.put("JFileMD5", gfsFile.getMD5());
        collection.insert(info, WriteConcern.ACKNOWLEDGED);

        // print the result
        DBCursor cursor = gfsj.getFileList();
        while (cursor.hasNext()) {
            System.out.println(cursor.next());
        }

        DBCursor cursor2 = collection.find();

        while (cursor2.hasNext()) {
            System.out.println(cursor2.next());
        }

        // get file by it's filename
        GridFSDBFile jForOutput = gfsj.findOne(newFileName);

        // save it into a new image file
        jForOutput.writeTo("/home/anees/workspace/testdata/out/AppOut.class");

        // remove the file from mongoDB
        // gfsj.remove(gfsj.findOne(newFileName));

        System.out.println("Done");
        mongo.close();
    } catch (UnknownHostException e) {
        e.printStackTrace();
    } catch (MongoException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return 0;
}

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From source file:org.nuxeo.ecm.core.storage.mongodb.GridFSBinaryManager.java

License:Apache License

@Override
protected Binary getBinary(InputStream in) throws IOException {
    // save the file to GridFS
    GridFSInputFile inputFile = gridFS.createFile(in, true);
    inputFile.save();//from  w  ww .j  av a  2 s.  c  o m
    // now we know length and digest
    String digest = inputFile.getMD5();
    // if the digest is already known then reuse it instead
    GridFSDBFile dbFile = gridFS.findOne(digest);
    if (dbFile == null) {
        // no existing file, set its filename as the digest
        inputFile.setFilename(digest);
        inputFile.save();
    } else {
        // file already existed, no need for the temporary one
        gridFS.remove(inputFile);
    }
    return new GridFSBinary(digest, blobProviderId);
}

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