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// Copyright (C) 2010 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.events;
import com.google.gerrit.common.data.ApprovalType;
import com.google.gerrit.common.data.ApprovalTypes;
import com.google.gerrit.reviewdb.Account;
import com.google.gerrit.reviewdb.Change;
import com.google.gerrit.reviewdb.PatchSet;
import com.google.gerrit.reviewdb.PatchSetApproval;
import com.google.gerrit.reviewdb.TrackingId;
import com.google.gerrit.server.account.AccountCache;
import com.google.gerrit.server.config.CanonicalWebUrl;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.google.inject.internal.Nullable;
import java.util.ArrayList;
import java.util.Collection;
@Singleton
public class EventFactory {
private final AccountCache accountCache;
private final Provider<String> urlProvider;
private final ApprovalTypes approvalTypes;
@Inject
EventFactory(AccountCache accountCache,
@CanonicalWebUrl @Nullable Provider<String> urlProvider,
ApprovalTypes approvalTypes) {
this.accountCache = accountCache;
this.urlProvider = urlProvider;
this.approvalTypes = approvalTypes;
}
/**
* Create a ChangeAttribute for the given change suitable for serialization to
* JSON.
*
* @param change
* @return object suitable for serialization to JSON
*/
public ChangeAttribute asChangeAttribute(final Change change) {
ChangeAttribute a = new ChangeAttribute();
a.project = change.getProject().get();
a.branch = change.getDest().getShortName();
a.topic = change.getTopic();
a.id = change.getKey().get();
a.number = change.getId().toString();
a.subject = change.getSubject();
a.url = getChangeUrl(change);
a.owner = asAccountAttribute(change.getOwner());
return a;
}
/**
* Extend the existing ChangeAttribute with additional fields.
*
* @param a
* @param change
*/
public void extend(ChangeAttribute a, Change change) {
a.lastUpdated = change.getLastUpdatedOn().getTime() / 1000L;
a.sortKey = change.getSortKey();
a.open = change.getStatus().isOpen();
a.status = change.getStatus();
}
public void addTrackingIds(ChangeAttribute a, Collection<TrackingId> ids) {
if (!ids.isEmpty()) {
a.trackingIds = new ArrayList<TrackingIdAttribute>(ids.size());
for (TrackingId t : ids) {
a.trackingIds.add(asTrackingIdAttribute(t));
}
}
}
public void addPatchSets(ChangeAttribute a, Collection<PatchSet> ps) {
if (!ps.isEmpty()) {
a.patchSets = new ArrayList<PatchSetAttribute>(ps.size());
for (PatchSet p : ps) {
a.patchSets.add(asPatchSetAttribute(p));
}
}
}
public TrackingIdAttribute asTrackingIdAttribute(TrackingId id) {
TrackingIdAttribute a = new TrackingIdAttribute();
a.system = id.getSystem();
a.id = id.getTrackingId();
return a;
}
/**
* Create a PatchSetAttribute for the given patchset suitable for
* serialization to JSON.
*
* @param patchSet
* @return object suitable for serialization to JSON
*/
public PatchSetAttribute asPatchSetAttribute(final PatchSet patchSet) {
PatchSetAttribute p = new PatchSetAttribute();
p.revision = patchSet.getRevision().get();
p.number = Integer.toString(patchSet.getPatchSetId());
p.ref = patchSet.getRefName();
p.uploader = asAccountAttribute(patchSet.getUploader());
return p;
}
public void addApprovals(PatchSetAttribute p,
Collection<PatchSetApproval> list) {
if (!list.isEmpty()) {
p.approvals = new ArrayList<ApprovalAttribute>(list.size());
for (PatchSetApproval a : list) {
if (a.getValue() != 0) {
p.approvals.add(asApprovalAttribute(a));
}
}
if (p.approvals.isEmpty()) {
p.approvals = null;
}
}
}
/**
* Create an AuthorAttribute for the given account suitable for serialization
* to JSON.
*
* @param id
* @return object suitable for serialization to JSON
*/
public AccountAttribute asAccountAttribute(Account.Id id) {
return asAccountAttribute(accountCache.get(id).getAccount());
}
/**
* Create an AuthorAttribute for the given account suitable for serialization
* to JSON.
*
* @param account
* @return object suitable for serialization to JSON
*/
public AccountAttribute asAccountAttribute(final Account account) {
AccountAttribute who = new AccountAttribute();
who.name = account.getFullName();
who.email = account.getPreferredEmail();
return who;
}
/**
* Create an ApprovalAttribute for the given approval suitable for
* serialization to JSON.
*
* @param approval
* @return object suitable for serialization to JSON
*/
public ApprovalAttribute asApprovalAttribute(PatchSetApproval approval) {
ApprovalAttribute a = new ApprovalAttribute();
a.type = approval.getCategoryId().get();
a.value = Short.toString(approval.getValue());
a.by = asAccountAttribute(approval.getAccountId());
a.grantedOn = approval.getGranted().getTime() / 1000L;
ApprovalType at = approvalTypes.getApprovalType(approval.getCategoryId());
if (at != null) {
a.description = at.getCategory().getName();
}
return a;
}
/** Get a link to the change; null if the server doesn't know its own address. */
private String getChangeUrl(final Change change) {
if (change != null && urlProvider.get() != null) {
final StringBuilder r = new StringBuilder();
r.append(urlProvider.get());
r.append(change.getChangeId());
return r.toString();
}
return null;
}
}
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