/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE file at the root of the source
* tree and available online at
*
* https://github.com/keeps/roda
*/
/**
*
*/
package org.roda.wui.client.process;
import java.util.Arrays;
import java.util.List;
import org.roda.wui.client.common.UserLogin;
import org.roda.wui.client.ingest.process.ShowJob;
import org.roda.wui.common.client.BadHistoryTokenException;
import org.roda.wui.common.client.HistoryResolver;
import org.roda.wui.common.client.tools.HistoryUtils;
import org.roda.wui.common.client.widgets.HTMLWidgetWrapper;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Widget;
/**
* @author Luis Faria
*
*/
public class Process {
private static Process instance = null;
private HTMLWidgetWrapper page;
public static final HistoryResolver RESOLVER = new HistoryResolver() {
@Override
public void resolve(List<String> historyTokens, AsyncCallback<Widget> callback) {
getInstance().resolve(historyTokens, callback);
}
@Override
public void isCurrentUserPermitted(AsyncCallback<Boolean> callback) {
UserLogin.getInstance().checkRoles(new HistoryResolver[] {Process.RESOLVER}, false, callback);
}
@Override
public List<String> getHistoryPath() {
return Arrays.asList(getHistoryToken());
}
@Override
public String getHistoryToken() {
return "process";
}
};
private Process() {
// do nothing
}
/**
* Get the singleton instance
*
* @return the instance
*/
public static Process getInstance() {
if (instance == null) {
instance = new Process();
}
return instance;
}
public void resolve(List<String> historyTokens, AsyncCallback<Widget> callback) {
if (historyTokens.isEmpty()) {
callback.onSuccess(page);
} else if (historyTokens.get(0).equals(CreateSelectedJob.RESOLVER.getHistoryToken())) {
CreateSelectedJob.RESOLVER.resolve(HistoryUtils.tail(historyTokens), callback);
} else if (historyTokens.get(0).equals(ShowJob.RESOLVER.getHistoryToken())) {
ShowJob.RESOLVER.resolve(HistoryUtils.tail(historyTokens), callback);
} else if (historyTokens.size() == 1 && historyTokens.get(0).equals(CreateDefaultJob.RESOLVER.getHistoryToken())) {
CreateDefaultJob.RESOLVER.resolve(HistoryUtils.tail(historyTokens), callback);
} else {
callback.onFailure(new BadHistoryTokenException(historyTokens.get(0)));
}
}
}