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- /*
- * Copyright (C) 2015, Sasa Zivkov <sasa.zivkov@sap.com> and others
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Distribution License v. 1.0 which is available at
- * https://www.eclipse.org/org/documents/edl-v10.php.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
- package org.eclipse.jgit.lfs.server;
-
- import static javax.servlet.http.HttpServletResponse.SC_NOT_FOUND;
- import static org.eclipse.jgit.lfs.lib.Constants.DOWNLOAD;
- import static org.eclipse.jgit.lfs.lib.Constants.UPLOAD;
- import static org.eclipse.jgit.lfs.lib.Constants.VERIFY;
-
- import java.io.IOException;
- import java.text.MessageFormat;
- import java.util.ArrayList;
- import java.util.HashMap;
- import java.util.List;
-
- import org.eclipse.jgit.lfs.lib.LongObjectId;
- import org.eclipse.jgit.lfs.server.Response.Action;
- import org.eclipse.jgit.lfs.server.Response.Body;
- import org.eclipse.jgit.lfs.server.internal.LfsServerText;
-
- abstract class TransferHandler {
-
- static TransferHandler forOperation(String operation,
- LargeFileRepository repository, List<LfsObject> objects) {
- switch (operation) {
- case UPLOAD:
- return new Upload(repository, objects);
- case DOWNLOAD:
- return new Download(repository, objects);
- case VERIFY:
- default:
- throw new UnsupportedOperationException(MessageFormat.format(
- LfsServerText.get().unsupportedOperation, operation));
- }
- }
-
- private static class Upload extends TransferHandler {
- Upload(LargeFileRepository repository,
- List<LfsObject> objects) {
- super(repository, objects);
- }
-
- @Override
- Body process() throws IOException {
- Response.Body body = new Response.Body();
- if (!objects.isEmpty()) {
- body.objects = new ArrayList<>();
- for (LfsObject o : objects) {
- addObjectInfo(body, o);
- }
- }
- return body;
- }
-
- private void addObjectInfo(Response.Body body, LfsObject o)
- throws IOException {
- Response.ObjectInfo info = new Response.ObjectInfo();
- body.objects.add(info);
- info.oid = o.oid;
- info.size = o.size;
-
- LongObjectId oid = LongObjectId.fromString(o.oid);
- if (repository.getSize(oid) == -1) {
- info.actions = new HashMap<>();
- info.actions.put(UPLOAD,
- repository.getUploadAction(oid, o.size));
- Action verify = repository.getVerifyAction(oid);
- if (verify != null) {
- info.actions.put(VERIFY, verify);
- }
- }
- }
- }
-
- private static class Download extends TransferHandler {
- Download(LargeFileRepository repository,
- List<LfsObject> objects) {
- super(repository, objects);
- }
-
- @Override
- Body process() throws IOException {
- Response.Body body = new Response.Body();
- if (!objects.isEmpty()) {
- body.objects = new ArrayList<>();
- for (LfsObject o : objects) {
- addObjectInfo(body, o);
- }
- }
- return body;
- }
-
- private void addObjectInfo(Response.Body body, LfsObject o)
- throws IOException {
- Response.ObjectInfo info = new Response.ObjectInfo();
- body.objects.add(info);
- info.oid = o.oid;
- info.size = o.size;
-
- LongObjectId oid = LongObjectId.fromString(o.oid);
- if (repository.getSize(oid) >= 0) {
- info.actions = new HashMap<>();
- info.actions.put(DOWNLOAD,
- repository.getDownloadAction(oid));
- } else {
- info.error = new Response.Error();
- info.error.code = SC_NOT_FOUND;
- info.error.message = MessageFormat.format(
- LfsServerText.get().objectNotFound,
- oid.getName());
- }
- }
- }
-
- final LargeFileRepository repository;
-
- final List<LfsObject> objects;
-
- TransferHandler(LargeFileRepository repository,
- List<LfsObject> objects) {
- this.repository = repository;
- this.objects = objects;
- }
-
- abstract Response.Body process() throws IOException;
- }
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