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/*
* Copyright 2000-2009 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 org.jetbrains.idea.svn.branchConfig;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.progress.ProgressManagerQueue;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Ref;
import com.intellij.openapi.vcs.CalledInBackground;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.idea.svn.SvnVcs;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNURL;
import java.util.*;
// synch is here
public class NewRootBunch {
private final static Logger LOG = Logger.getInstance("#org.jetbrains.idea.svn.branchConfig.NewRootBunch");
private final Object myLock = new Object();
private final Project myProject;
private final ProgressManagerQueue myBranchesLoader;
private final Map<VirtualFile, InfoStorage<SvnBranchConfigurationNew>> myMap;
public NewRootBunch(final Project project, ProgressManagerQueue branchesLoader) {
myProject = project;
myBranchesLoader = branchesLoader;
myMap = new HashMap<VirtualFile, InfoStorage<SvnBranchConfigurationNew>>();
}
public void updateForRoot(@NotNull final VirtualFile root,
@NotNull final InfoStorage<SvnBranchConfigurationNew> config,
boolean reload) {
synchronized (myLock) {
final SvnBranchConfigurationNew previous;
boolean override;
final InfoStorage<SvnBranchConfigurationNew> existing = myMap.get(root);
if (existing == null) {
previous = null;
override = true;
myMap.put(root, config);
}
else {
previous = existing.getValue();
override = existing.accept(config);
}
if (reload && override) {
myBranchesLoader.run(new Runnable() {
@Override
public void run() {
reloadBranches(root, previous, config.getValue());
}
});
}
}
}
public void updateBranches(@NotNull final VirtualFile root, @NotNull final String branchesParent,
@NotNull final InfoStorage<List<SvnBranchItem>> items) {
synchronized (myLock) {
final InfoStorage<SvnBranchConfigurationNew> existing = myMap.get(root);
if (existing == null) {
LOG.info("cannot update branches, branches parent not found: " + branchesParent);
} else {
existing.getValue().updateBranch(branchesParent, items);
}
}
}
@NotNull
public SvnBranchConfigurationNew getConfig(@NotNull final VirtualFile root) {
synchronized (myLock) {
final InfoStorage<SvnBranchConfigurationNew> value = myMap.get(root);
final SvnBranchConfigurationNew result;
if (value == null) {
result = new SvnBranchConfigurationNew();
myMap.put(root, new InfoStorage<SvnBranchConfigurationNew>(result, InfoReliability.empty));
myBranchesLoader.run(new DefaultBranchConfigInitializer(myProject, this, root));
}
else {
result = value.getValue();
}
return result;
}
}
public void reloadBranchesAsync(@NotNull final VirtualFile root,
@NotNull final String branchLocation,
@NotNull final InfoReliability reliability) {
ApplicationManager.getApplication().executeOnPooledThread(new Runnable() {
@Override
public void run() {
reloadBranches(root, branchLocation, reliability, true);
}
});
}
public void reloadBranches(@NotNull VirtualFile root, @Nullable SvnBranchConfigurationNew prev, @NotNull SvnBranchConfigurationNew next) {
final Set<String> oldUrls = (prev == null) ? Collections.<String>emptySet() : new HashSet<String>(prev.getBranchUrls());
final SvnVcs vcs = SvnVcs.getInstance(myProject);
if (!vcs.isVcsBackgroundOperationsAllowed(root)) return;
for (String newBranchUrl : next.getBranchUrls()) {
// check if cancel had been put
if (!vcs.isVcsBackgroundOperationsAllowed(root)) return;
if (!oldUrls.contains(newBranchUrl)) {
reloadBranches(root, newBranchUrl, InfoReliability.defaultValues, true);
}
}
}
public void reloadBranches(@NotNull VirtualFile root,
@NotNull String branchLocation,
@NotNull InfoReliability reliability,
boolean passive) {
new BranchesLoader(myProject, this, branchLocation, reliability, root, passive).run();
}
@Nullable
@CalledInBackground
public SVNURL getWorkingBranchWithReload(final SVNURL svnurl, final VirtualFile root) {
final Ref<SVNURL> result = new Ref<SVNURL>();
try {
final SvnBranchConfigurationNew configuration = myMap.get(root).getValue();
final String group = configuration.getGroupToLoadToReachUrl(svnurl);
if (group != null) {
reloadBranches(root, group, InfoReliability.setByUser, true);
}
result.set(myMap.get(root).getValue().getWorkingBranch(svnurl));
}
catch (SVNException e) {
//
}
return result.get();
}
public Map<VirtualFile, SvnBranchConfigurationNew> getMapCopy() {
synchronized (myLock) {
final Map<VirtualFile, SvnBranchConfigurationNew> result = new HashMap<VirtualFile, SvnBranchConfigurationNew>();
for (VirtualFile vf : myMap.keySet()) {
result.put(vf, myMap.get(vf).getValue());
}
return result;
}
}
}
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