/*
* Copyright 2010 Outerthought bvba
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.lilyproject.rest;
import javax.ws.rs.Consumes;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import java.io.InputStream;
import java.io.OutputStream;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.input.NullInputStream;
import org.lilyproject.repository.api.Blob;
import org.lilyproject.tools.restresourcegenerator.GenerateRepositoryAndTableResource;
import org.lilyproject.tools.restresourcegenerator.GenerateTableResource;
import org.lilyproject.tools.restresourcegenerator.GenerateRepositoryResource;
import org.lilyproject.util.io.Closer;
import static javax.ws.rs.core.Response.Status.BAD_REQUEST;
import static javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR;
@Path("blob")
@GenerateTableResource
@GenerateRepositoryResource
@GenerateRepositoryAndTableResource
public class BlobCollectionResource extends BaseRepositoryResource {
@POST
@Consumes("*/*")
@Produces("application/json")
public Response post(@Context HttpHeaders headers, @Context UriInfo uriInfo, InputStream is) {
String lengthHeader = headers.getRequestHeaders().getFirst(HttpHeaders.CONTENT_LENGTH);
if (lengthHeader == null) {
throw new ResourceException("Content-Length header is required for uploading blobs.", BAD_REQUEST.getStatusCode());
}
// TODO do we want the mediatype to include the parameters?
String mediaType = headers.getMediaType().getType() + "/" + headers.getMediaType().getSubtype();
long length = Long.parseLong(lengthHeader);
Blob blob = new Blob(mediaType, length, null);
if (length == 0 && is == null) {
// Apparently when the length is 0, no InputStream is provided, therefore the following
is = new NullInputStream(0);
}
OutputStream os = null;
try {
os = getTable(uriInfo).getOutputStream(blob);
IOUtils.copyLarge(is, os);
} catch (Exception e) {
throw new ResourceException("Error writing blob.", e, INTERNAL_SERVER_ERROR.getStatusCode());
} finally {
Closer.close(os);
}
return Response.ok().entity(blob).build();
}
}