/*
* Copyright 2013 JBoss Inc
*
* 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.overlord.dtgov.ui.client.local.services;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
import org.jboss.errai.common.client.api.Caller;
import org.jboss.errai.common.client.api.ErrorCallback;
import org.jboss.errai.common.client.api.RemoteCallback;
import org.overlord.dtgov.ui.client.local.services.rpc.DelegatingErrorCallback;
import org.overlord.dtgov.ui.client.local.services.rpc.DelegatingRemoteCallback;
import org.overlord.dtgov.ui.client.local.services.rpc.IRpcServiceInvocationHandler;
import org.overlord.dtgov.ui.client.shared.beans.TaskActionEnum;
import org.overlord.dtgov.ui.client.shared.beans.TaskBean;
import org.overlord.dtgov.ui.client.shared.beans.TaskInboxFilterBean;
import org.overlord.dtgov.ui.client.shared.beans.TaskInboxResultSetBean;
import org.overlord.dtgov.ui.client.shared.exceptions.DtgovUiException;
import org.overlord.dtgov.ui.client.shared.services.ITaskInboxService;
/**
* Client-side service for making RPC calls to the remote task inbox service.
*
* @author eric.wittmann@redhat.com
*/
@ApplicationScoped
public class TaskInboxRpcService {
@Inject
private Caller<ITaskInboxService> remoteTaskInboxService;
/**
* Constructor.
*/
public TaskInboxRpcService() {
}
/**
* @see org.overlord.dtgov.ui.client.shared.services.ITaskInboxService#search(TaskInboxFilterBean, int, String, boolean)
*/
public void search(TaskInboxFilterBean filters, int page, String sortColumnId, boolean sortAscending,
final IRpcServiceInvocationHandler<TaskInboxResultSetBean> handler) {
// TODO only allow one search at a time. If another search comes in before the previous one
// finished, cancel the previous one. In other words, only return the results of the *last*
// search performed.
RemoteCallback<TaskInboxResultSetBean> successCallback = new DelegatingRemoteCallback<TaskInboxResultSetBean>(handler);
ErrorCallback<?> errorCallback = new DelegatingErrorCallback(handler);
try {
remoteTaskInboxService.call(successCallback, errorCallback).search(filters, page, sortColumnId, sortAscending);
} catch (DtgovUiException e) {
errorCallback.error(null, e);
}
}
/**
* @see org.overlord.dtgov.ui.client.shared.services.ITaskInboxService#get(String)
*/
public void get(String taskId, IRpcServiceInvocationHandler<TaskBean> handler) {
RemoteCallback<TaskBean> successCallback = new DelegatingRemoteCallback<TaskBean>(handler);
ErrorCallback<?> errorCallback = new DelegatingErrorCallback(handler);
try {
remoteTaskInboxService.call(successCallback, errorCallback).get(taskId);
} catch (DtgovUiException e) {
errorCallback.error(null, e);
}
}
/**
* @see org.overlord.dtgov.ui.client.shared.services.ITaskInboxService#update(TaskBean)
*/
public void update(TaskBean task, IRpcServiceInvocationHandler<Void> handler) {
RemoteCallback<Void> successCallback = new DelegatingRemoteCallback<Void>(handler);
ErrorCallback<?> errorCallback = new DelegatingErrorCallback(handler);
try {
remoteTaskInboxService.call(successCallback, errorCallback).update(task);
} catch (DtgovUiException e) {
errorCallback.error(null, e);
}
}
/**
* Executes the given action on the task.
* @param task
* @param action
* @param handler
*/
public void executeAction(TaskBean task, TaskActionEnum action, IRpcServiceInvocationHandler<TaskBean> handler) {
RemoteCallback<TaskBean> successCallback = new DelegatingRemoteCallback<TaskBean>(handler);
ErrorCallback<?> errorCallback = new DelegatingErrorCallback(handler);
try {
remoteTaskInboxService.call(successCallback, errorCallback).executeAction(task, action);
} catch (DtgovUiException e) {
errorCallback.error(null, e);
}
}
}