/*
* Copyright 2003-2014 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 jetbrains.mps.migration.global;
import com.intellij.openapi.components.PersistentStateComponent;
import com.intellij.openapi.components.ProjectComponent;
import com.intellij.openapi.components.State;
import com.intellij.openapi.components.Storage;
import jetbrains.mps.project.Project;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.ArrayList;
import java.util.List;
@State(
name = "MigrationProperties",
storages = @Storage("migration.xml"),
reloadable = true
)
public class ProjectMigrationProperties extends MigrationProperties implements ProjectComponent,
PersistentStateComponent<Element> {
private static final String NAME = "key";
private static final String VALUE = "value";
private static final String SINGLE_PROP = "entry";
private Project myProject;
public ProjectMigrationProperties(Project project) {
myProject = project;
}
public interface MigrationPropertiesReloadListener {
void onReload();
}
private List<MigrationPropertiesReloadListener> myListeners = new ArrayList<MigrationPropertiesReloadListener>(1);
public void addListener(MigrationPropertiesReloadListener l) {
myListeners.add(l);
}
public void removeListener(MigrationPropertiesReloadListener l) {
myListeners.remove(l);
}
@Nullable
@Override
public Element getState() {
Element res = new Element("ignored");
for (String key : myProperties.keySet()) {
Element prop = new Element(SINGLE_PROP);
prop.setAttribute(NAME, key);
prop.setAttribute(VALUE, myProperties.get(key));
res.addContent(prop);
}
return res;
}
@Override
public void loadState(Element state) {
myProperties.clear();
for (Element e : state.getChildren(SINGLE_PROP)) {
myProperties.put(e.getAttributeValue(NAME), e.getAttributeValue(VALUE));
}
for (MigrationPropertiesReloadListener listener : myListeners) {
listener.onReload();
}
}
@Override
public void projectOpened() {
}
@Override
public void projectClosed() {
myProperties.clear();
}
@Override
public void initComponent() {
MigrationPropertiesManager.getInstance().addProperties(myProject, this);
}
@Override
public void disposeComponent() {
MigrationPropertiesManager.getInstance().removeProperties(myProject);
}
@NotNull
@Override
public String getComponentName() {
return "ProjectMigrationProperties";
}
}