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// Copyright (C) 2012 The Android Open Source Project
//
// 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 com.google.gerrit.server.changedetail;
import static com.google.gerrit.reviewdb.client.ApprovalCategory.SUBMIT;
import com.google.gerrit.common.data.ReviewResult;
import com.google.gerrit.common.data.SubmitRecord;
import com.google.gerrit.reviewdb.client.Change;
import com.google.gerrit.reviewdb.client.PatchSet;
import com.google.gerrit.reviewdb.client.PatchSetApproval;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.ChangeUtil;
import com.google.gerrit.server.IdentifiedUser;
import com.google.gerrit.server.git.MergeOp;
import com.google.gerrit.server.git.MergeQueue;
import com.google.gerrit.server.project.ChangeControl;
import com.google.gerrit.server.project.InvalidChangeOperationException;
import com.google.gerrit.server.project.NoSuchChangeException;
import com.google.gwtorm.server.AtomicUpdate;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import com.google.inject.assistedinject.Assisted;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.Callable;
public class Submit implements Callable<ReviewResult> {
public interface Factory {
Submit create(PatchSet.Id patchSetId);
}
private final ChangeControl.Factory changeControlFactory;
private final MergeOp.Factory opFactory;
private final MergeQueue merger;
private final ReviewDb db;
private final IdentifiedUser currentUser;
private final PatchSet.Id patchSetId;
@Inject
Submit(final ChangeControl.Factory changeControlFactory,
final MergeOp.Factory opFactory, final MergeQueue merger,
final ReviewDb db, final IdentifiedUser currentUser,
@Assisted final PatchSet.Id patchSetId) {
this.changeControlFactory = changeControlFactory;
this.opFactory = opFactory;
this.merger = merger;
this.db = db;
this.currentUser = currentUser;
this.patchSetId = patchSetId;
}
@Override
public ReviewResult call() throws IllegalStateException,
InvalidChangeOperationException, NoSuchChangeException, OrmException {
final ReviewResult result = new ReviewResult();
final PatchSet patch = db.patchSets().get(patchSetId);
final Change.Id changeId = patchSetId.getParentKey();
final ChangeControl control = changeControlFactory.validateFor(changeId);
result.setChangeId(changeId);
if (patch == null) {
throw new NoSuchChangeException(changeId);
}
List<SubmitRecord> submitResult = control.canSubmit(db, patchSetId);
if (submitResult.isEmpty()) {
throw new IllegalStateException(
"ChangeControl.canSubmit returned empty list");
}
for (SubmitRecord submitRecord : submitResult) {
switch (submitRecord.status) {
case OK:
if (!control.getRefControl().canSubmit()) {
result.addError(new ReviewResult.Error(
ReviewResult.Error.Type.SUBMIT_NOT_PERMITTED));
}
break;
case NOT_READY:
StringBuilder errMsg = new StringBuilder();
for (SubmitRecord.Label lbl : submitRecord.labels) {
switch (lbl.status) {
case OK:
break;
case REJECT:
if (errMsg.length() > 0) errMsg.append("; ");
errMsg.append("change " + changeId + ": blocked by "
+ lbl.label);
break;
case NEED:
if (errMsg.length() > 0) errMsg.append("; ");
errMsg.append("change " + changeId + ": needs " + lbl.label);
break;
case IMPOSSIBLE:
if (errMsg.length() > 0) errMsg.append("; ");
errMsg.append("change " + changeId + ": needs " + lbl.label
+ " (check project access)");
break;
default:
throw new IllegalArgumentException(
"Unsupported SubmitRecord.Label.status (" + lbl.status
+ ")");
}
}
result.addError(new ReviewResult.Error(
ReviewResult.Error.Type.SUBMIT_NOT_READY, errMsg.toString()));
break;
case CLOSED:
result.addError(new ReviewResult.Error(
ReviewResult.Error.Type.CHANGE_IS_CLOSED));
break;
case RULE_ERROR:
result.addError(new ReviewResult.Error(
ReviewResult.Error.Type.RULE_ERROR,
submitResult.get(0).errorMessage));
break;
default:
throw new IllegalStateException(
"Unsupported SubmitRecord.status + (" + submitRecord.status
+ ")");
}
}
// Submit the change if we can
if (result.getErrors().isEmpty()) {
final List<PatchSetApproval> allApprovals =
new ArrayList<PatchSetApproval>(db.patchSetApprovals().byPatchSet(
patchSetId).toList());
final PatchSetApproval.Key akey =
new PatchSetApproval.Key(patchSetId, currentUser.getAccountId(),
SUBMIT);
PatchSetApproval approval = new PatchSetApproval(akey, (short) 1);
for (final PatchSetApproval candidateApproval : allApprovals) {
if (akey.equals(candidateApproval.getKey())) {
candidateApproval.setValue((short) 1);
candidateApproval.setGranted();
approval = candidateApproval;
break;
}
}
db.patchSetApprovals().upsert(Collections.singleton(approval));
final Change updatedChange = db.changes().atomicUpdate(changeId,
new AtomicUpdate<Change>() {
@Override
public Change update(Change change) {
if (change.getStatus() == Change.Status.NEW) {
change.setStatus(Change.Status.SUBMITTED);
ChangeUtil.updated(change);
}
return change;
}
});
if (updatedChange.getStatus() == Change.Status.SUBMITTED) {
merger.merge(opFactory, updatedChange.getDest());
}
}
return result;
}
}
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