me.lightspeed7.mongofs.url.Parser Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mongoFS Show documentation

An extension to the MongoDB Java Driver library that goes beyond what the GridFS feature supports. Compressed file storage, zip files, temporary files

There is a newer version: 0.10.0

Show newest version

package me.lightspeed7.mongofs.url;

import java.net.MalformedURLException;
import java.net.URL;

import me.lightspeed7.mongofs.util.CompressionMediaTypes;

import org.bson.types.ObjectId;

public final class Parser {

    private Parser() {
        // hidden
    }

    public static URL construct(final ObjectId id, final String fileName, final String mediaType, final StorageFormat format)
            throws MalformedURLException {

        String protocol = MongoFileUrl.PROTOCOL;

        boolean compressed = format.isCompressed() && CompressionMediaTypes.isCompressable(mediaType);
        if (compressed && format.isEncrypted()) {
            protocol += ":" + StorageFormat.ECRYPTED_GZIP.getCode();
        }
        else if (compressed) {
            protocol += ":" + StorageFormat.GZIPPED.getCode();
        }
        else if (format.isEncrypted()) {
            protocol += ":" + StorageFormat.ENCRYPTED.getCode();
        }

        return construct(String.format("%s:%s?%s#%s", protocol, fileName, id.toString(), mediaType == null ? "" : mediaType.toString()));
    }

    public static URL construct(final String spec) throws MalformedURLException {

        return new URL(null, spec, new Handler());
    }

}