org.netbeans.modules.bugtracking.BugtrackingManager Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.netbeans.modules.bugtracking;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.netbeans.modules.team.ide.spi.IDEServices;
import org.netbeans.modules.team.ide.spi.ProjectServices;
import org.netbeans.modules.bugtracking.spi.BugtrackingConnector;
import org.netbeans.modules.bugtracking.spi.IssueProvider;
import org.openide.util.Lookup;
import org.openide.util.LookupEvent;
import org.openide.util.LookupListener;
import org.openide.util.RequestProcessor;
/**
* Top level class that manages issues from all repositories.
*
* @author Maros Sandor
*/
public final class BugtrackingManager implements LookupListener {
/**
* Recent issues have changed.
*/
public static final String PROP_RECENT_ISSUES_CHANGED = "recent.issues.changed"; // NOI18N
private static BugtrackingManager instance;
public static final Logger LOG = Logger.getLogger("org.netbeans.modules.bugtracking.BugtrackingManager"); // NOI18N
private final RequestProcessor rp = new RequestProcessor("Bugtracking manager"); // NOI18N
/**
* Holds all registered connectors.
*/
private final Collection connectors = new ArrayList(2);
/**
* Result of Lookup.getDefault().lookup(new Lookup.Template(RepositoryConnector.class));
*/
private Lookup.Result connectorsLookup;
private List recentIssues;
private final Object recentIssuesLock = new Object();
private IDEServices ideServices;
private ProjectServices projectServices;
private static final String LOCAL_CONNECTOR_ID = "NB_LOCAL_TASKS"; //NOI18N
private final PropertyChangeSupport support = new PropertyChangeSupport(this);
public static synchronized BugtrackingManager getInstance() {
if(instance == null) {
instance = new BugtrackingManager();
}
return instance;
}
private BugtrackingManager() { }
public RequestProcessor getRequestProcessor() {
return rp;
}
public DelegatingConnector[] getConnectors() {
synchronized(connectors) {
if(connectorsLookup == null) {
refreshConnectors();
}
return connectors.toArray(new DelegatingConnector[0]);
}
}
@Override
public void resultChanged(LookupEvent ev) {
refreshConnectors();
}
public List getRecentIssues(RepositoryImpl repo) {
assert repo != null;
List l = getRecentIssues();
List ret = new ArrayList(l.size());
for (IssueImpl recentIssue : l) {
if(repo.getId().equals(recentIssue.getRepositoryImpl().getId()) &&
repo.getConnectorId().equals(recentIssue.getRepositoryImpl().getConnectorId()))
{
ret.add(recentIssue);
}
}
return ret;
}
public void addRecentIssue(RepositoryImpl repo, IssueImpl issue) {
assert repo != null && issue != null;
if (issue.getID() == null) {
return;
}
List l = getRecentIssues();
synchronized (recentIssuesLock) {
for (IssueImpl i : l) {
if(i.getIssue().getID().equals(issue.getID())) {
l.remove(i);
break;
}
}
l.add(0, issue);
}
issue.addPropertyChangeListener(new IssuePropertyListener(issue));
if(LOG.isLoggable(Level.FINE)) {
LOG.log(
Level.FINE,
"recent issue: [{0}, {1}]", // NOI18N
new Object[]{
issue.getRepositoryImpl().getDisplayName(),
issue.getID()}); // NOI18N
}
fireRecentIssuesChanged();
}
public List getAllRecentIssues() {
return Collections.unmodifiableList(getRecentIssues());
}
private List getRecentIssues() {
if(recentIssues == null) {
recentIssues = new LinkedList();
}
return recentIssues;
}
private void refreshConnectors() {
synchronized (connectors) {
if (connectorsLookup == null) {
connectorsLookup = Lookup.getDefault().lookupResult(BugtrackingConnector.class);
connectorsLookup.addLookupListener(this);
}
connectors.clear();
Collection extends BugtrackingConnector> conns = connectorsLookup.allInstances();
for (BugtrackingConnector c : conns) {
DelegatingConnector dc =
c instanceof DelegatingConnector ?
(DelegatingConnector) c :
new DelegatingConnector(c, "Unknown", "Unknown", "Unknown", null); // NOI18N
connectors.add(dc);
LOG.log(Level.FINER, "registered provider: {0}", dc.getDisplayName()); // NOI18N
}
}
}
public DelegatingConnector getConnector(String connectorId) {
assert connectorId != null;
for(DelegatingConnector c : getConnectors()) {
if(connectorId.equals(c.getID())) {
return c;
}
}
return null;
}
public synchronized IDEServices getIDEServices() {
if(ideServices == null) {
ideServices = Lookup.getDefault().lookup(IDEServices.class);
}
return ideServices;
}
public synchronized ProjectServices getProjectServices() {
if(projectServices == null) {
projectServices = Lookup.getDefault().lookup(ProjectServices.class);
}
return projectServices;
}
public static boolean isLocalConnectorID (String connectorID) {
return LOCAL_CONNECTOR_ID.equals(connectorID);
}
public void addPropertyChangeListener(PropertyChangeListener listener) {
support.addPropertyChangeListener(listener);
}
public void removePropertyChangeListener(PropertyChangeListener listener) {
support.removePropertyChangeListener(listener);
}
private void fireRecentIssuesChanged() {
support.firePropertyChange(PROP_RECENT_ISSUES_CHANGED, null, null);
}
private void removeRecentIssue (IssueImpl issue) {
List l = getRecentIssues();
boolean changed;
synchronized (recentIssuesLock) {
changed = l.remove(issue);
}
if (changed) {
fireRecentIssuesChanged();
}
}
private static class IssuePropertyListener implements PropertyChangeListener {
private final IssueImpl issue;
public IssuePropertyListener (IssueImpl issue) {
this.issue = issue;
}
@Override
public void propertyChange (PropertyChangeEvent evt) {
if (IssueProvider.EVENT_ISSUE_DELETED.equals(evt.getPropertyName())) {
issue.removePropertyChangeListener(this);
BugtrackingManager.getInstance().removeRecentIssue(issue);
}
}
}
}
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