/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.intellij.cvsSupport2.application;
import com.intellij.CvsBundle;
import com.intellij.cvsSupport2.CvsUtil;
import com.intellij.cvsSupport2.config.CvsApplicationLevelConfiguration;
import com.intellij.cvsSupport2.config.CvsRootConfiguration;
import com.intellij.cvsSupport2.connections.CvsConnectionSettings;
import com.intellij.cvsSupport2.connections.login.CvsLoginWorker;
import com.intellij.cvsSupport2.cvsIgnore.IgnoredFilesInfo;
import com.intellij.cvsSupport2.cvsIgnore.IgnoredFilesInfoImpl;
import com.intellij.cvsSupport2.errorHandling.ErrorRegistry;
import com.intellij.cvsSupport2.javacvsImpl.io.ReadWriteStatistics;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.MessageType;
import com.intellij.openapi.util.Comparing;
import com.intellij.openapi.vcs.ui.VcsBalloonProblemNotifier;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.util.ThreeState;
import org.jetbrains.annotations.Nullable;
import org.netbeans.lib.cvsclient.admin.Entries;
import org.netbeans.lib.cvsclient.admin.Entry;
import org.netbeans.lib.cvsclient.command.CommandException;
import org.netbeans.lib.cvsclient.connection.IConnection;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
/**
* author: lesya
*/
public class CvsInfo {
private volatile IgnoredFilesInfo myIgnoreFilter;
private CvsConnectionSettings myConnectionSettings;
private String myRepository;
private String myStickyTag;
private Entries myEntries;
private boolean myIsLoaded = false;
private final VirtualFile myParent;
private static final VirtualFile DUMMY_ROOT = null;
private boolean myStickyTagIsLoaded = false;
public CvsInfo(VirtualFile parent) {
myParent = parent;
}
public synchronized CvsConnectionSettings getConnectionSettings() {
checkIsLoaded();
return myConnectionSettings;
}
private void checkIsLoaded() {
if (myIsLoaded) return;
try {
loadCvsRoot();
loadEntries();
loadRepository();
loadStickyTag();
if (myRepository != null && myConnectionSettings != null && myConnectionSettings.REPOSITORY != null) {
myRepository = CvsUtil.getRelativeRepositoryPath(myRepository, myConnectionSettings.REPOSITORY);
}
CvsEntriesManager.getInstance().watchForCvsAdminFiles(myParent);
}
finally {
myIsLoaded = true;
}
}
private void loadStickyTag() {
myStickyTag = CvsUtil.loadStickyTagFrom(getParentFile());
}
private void loadRepository() {
myRepository = CvsUtil.loadRepositoryFrom(getParentFile());
}
private void loadCvsRoot() {
String cvsRoot = CvsUtil.loadRootFrom(getParentFile());
try {
if (cvsRoot == null) {
myConnectionSettings = getAbsentSettings();
}
else {
myConnectionSettings = CvsEntriesManager.getInstance().createConnectionSettingsOn(cvsRoot);
}
}
catch (Exception ex) {
myConnectionSettings = getAbsentSettings();
}
}
public synchronized IgnoredFilesInfo getIgnoreFilter() {
checkFilterIsLoaded();
return myIgnoreFilter;
}
private void checkFilterIsLoaded() {
if (myIgnoreFilter == null) {
if (myParent == null) {
myIgnoreFilter = IgnoredFilesInfo.IGNORE_NOTHING;
}
else if (CvsEntriesManager.getInstance().fileIsIgnored(myParent)) {
myIgnoreFilter = IgnoredFilesInfo.IGNORE_ALL;
}
else if (!CvsUtil.fileIsUnderCvs(myParent)) {
myIgnoreFilter = IgnoredFilesInfo.IGNORE_NOTHING;
}
else {
myIgnoreFilter = IgnoredFilesInfoImpl.createForFile(CvsUtil.cvsignoreFileFor(getParentFile()));
}
}
}
private Entries getCvsEntries() {
checkIsLoaded();
return myEntries;
}
private void loadEntries() {
if (!Comparing.equal(myParent, DUMMY_ROOT)) {
myEntries = createEntriesFor(getParentFile());
}
else {
myEntries = new Entries();
}
}
public synchronized Collection<Entry> getEntries() {
return new HashSet<>(getCvsEntries().getEntries());
}
@Nullable
private File getParentFile() {
return myParent == null ? null : new File(myParent.getPath());
}
private static Entries createEntriesFor(File parent) {
Entries entries = CvsUtil.getEntriesIn(new File(parent.getPath()));
if (entries == null) {
return new Entries();
}
else {
return entries;
}
}
public void clearFilter() {
myIgnoreFilter = null;
}
public synchronized boolean isLoaded() {
return myIsLoaded;
}
public synchronized Entry setEntryAndReturnReplacedEntry(Entry entry) {
Entry previousEntry = getEntryNamed(entry.getFileName());
appendEntry(entry);
return previousEntry;
}
private void appendEntry(Entry newEntry) {
getCvsEntries().addEntry(newEntry);
}
public synchronized void removeEntryNamed(String fileName) {
removeEntry(fileName);
}
private void removeEntry(String fileName) {
getCvsEntries().removeEntry(fileName);
}
public synchronized VirtualFile getKey() {
return myParent;
}
public synchronized Entry getEntryNamed(String name) {
return getCvsEntries().getEntry(name);
}
public synchronized String getRepository() {
checkIsLoaded();
return myRepository;
}
public synchronized String getStickyTag() {
checkStickyTagIsLoaded();
return myStickyTag;
}
private void checkStickyTagIsLoaded() {
if (!myStickyTagIsLoaded){
loadStickyTag();
myStickyTagIsLoaded = true;
}
}
public synchronized void cacheAll() {
checkIsLoaded();
}
public synchronized void clearAll() {
myEntries = null;
myRepository = null;
myStickyTagIsLoaded = false;
myConnectionSettings = null;
myIsLoaded = false;
}
public synchronized void clearStickyInformation() {
myStickyTagIsLoaded = false;
}
private static class CvsConnectionSettingsHolder {
private static final CvsConnectionSettings ABSENT_SETTINGS = new MyInvalidCvsConnectionSettings();
}
public static CvsConnectionSettings getAbsentSettings() {
return CvsConnectionSettingsHolder.ABSENT_SETTINGS;
}
private static class CvsInfoHolder {
private static final CvsInfo DUMMY = new DummyCvsInfo();
}
public static CvsInfo getDummyCvsInfo() {
return CvsInfoHolder.DUMMY;
}
private static class MyInvalidCvsConnectionSettings extends CvsConnectionSettings {
public MyInvalidCvsConnectionSettings() {
super(CvsApplicationLevelConfiguration.createNewConfiguration(CvsApplicationLevelConfiguration.getInstance()));
}
@Override
public int getDefaultPort() {
return 0;
}
@Override
public IConnection createConnection(ReadWriteStatistics statistics) {
throw new RuntimeException(CvsBundle.message("exception.text.cannot.connect.with.invalid.root"));
}
@Override
protected IConnection createOriginalConnection(ErrorRegistry errorRegistry, CvsRootConfiguration cvsRootConfiguration) {
throw new RuntimeException(CvsBundle.message("exception.text.cannot.connect.with.invalid.root"));
}
@Override
public CommandException processException(CommandException t) {
return t;
}
@Override
public void setOffline(boolean offline) {
throw new RuntimeException(CvsBundle.message("exception.text.cannot.do.setoffline.with.invalid.root"));
}
@Override
public boolean isOffline() {
return true;
}
@Override
public CvsLoginWorker getLoginWorker(final Project project) {
return new CvsLoginWorker() {
@Override
public boolean promptForPassword() {
return true;
}
@Override
public ThreeState silentLogin(boolean forceCheck) {
VcsBalloonProblemNotifier.showOverChangesView(
project, CvsBundle.message("message.error.invalid.cvs.root", getCvsRootAsString()), MessageType.ERROR);
return ThreeState.NO;
}
@Override
public void goOffline() {
setOffline(true);
}
};
}
@Override
public boolean isValid() {
return false;
}
}
@SuppressWarnings({"NonSynchronizedMethodOverridesSynchronizedMethod"})
private static class DummyCvsInfo extends CvsInfo {
public DummyCvsInfo() {
super(null);
}
@Override
public CvsConnectionSettings getConnectionSettings() {
return getAbsentSettings();
}
@Override
public IgnoredFilesInfo getIgnoreFilter() {
return IgnoredFilesInfoImpl.EMPTY_FILTER;
}
@Override
public Collection<Entry> getEntries() {
return new ArrayList<>();
}
@Override
public void clearFilter() {
}
@Override
public boolean isLoaded() {
return true;
}
@Override
public Entry setEntryAndReturnReplacedEntry(Entry entry) {
return null;
}
@Override
public void removeEntryNamed(String fileName) {
}
@Override
public VirtualFile getKey() {
return null;
}
@Override
public Entry getEntryNamed(String name) {
return null;
}
}
}