Java tutorial
/* Copyright (C) 2006 NTT DATA Corporation This program is free software; you can redistribute it and/or Modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. */ package com.clustercontrol.monitor.view.action; import java.util.ArrayList; import java.util.List; import java.util.Map; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.eclipse.core.commands.AbstractHandler; import org.eclipse.core.commands.ExecutionEvent; import org.eclipse.core.commands.ExecutionException; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.ui.IPerspectiveDescriptor; import org.eclipse.ui.IPerspectiveRegistry; import org.eclipse.ui.IWorkbenchPage; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.IWorkbenchWindow; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.commands.IElementUpdater; import org.eclipse.ui.handlers.HandlerUtil; import org.eclipse.ui.menus.UIElement; import com.clustercontrol.accesscontrol.util.ClientSession; import com.clustercontrol.bean.HinemosModuleConstant; import com.clustercontrol.jobmanagement.composite.DetailComposite; import com.clustercontrol.jobmanagement.composite.HistoryComposite; import com.clustercontrol.jobmanagement.util.JobEndpointWrapper; import com.clustercontrol.jobmanagement.view.JobDetailView; import com.clustercontrol.jobmanagement.view.JobHistoryView; import com.clustercontrol.monitor.action.GetStatusListTableDefine; import com.clustercontrol.monitor.composite.StatusListComposite; import com.clustercontrol.monitor.view.StatusView; import com.clustercontrol.util.HinemosMessage; import com.clustercontrol.util.Messages; import com.clustercontrol.view.ScopeListBaseView; import com.clustercontrol.ws.jobmanagement.JobInfoNotFound_Exception; import com.clustercontrol.ws.jobmanagement.JobTreeItem; /** * ???<BR> * * @version 5.0.0 * @since 5.0.0 */ public class StatusOpenJobHistoryAction extends AbstractHandler implements IElementUpdater { private IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); /** ID */ public static final String ID = StatusOpenJobHistoryAction.class.getName(); /** */ private static Log m_log = LogFactory.getLog(EventOpenJobHistoryAction.class); /** * Dispose */ @Override public void dispose() { this.window = null; } private JobTreeItem getChild(JobTreeItem item) { JobTreeItem child = item.getChildren().size() > 0 ? item.getChildren().get(0) : null; if (child != null) { child = getChild(child); } else { return item; } return child; } @Override /* * (non-Javadoc) * * @see org.eclipse.core.commands.IHandler#execute */ public Object execute(ExecutionEvent event) throws ExecutionException { this.window = HandlerUtil.getActiveWorkbenchWindow(event); // In case this action has been disposed if (null == this.window || !isEnabled()) { return null; } IPerspectiveRegistry reg = PlatformUI.getWorkbench().getPerspectiveRegistry(); PlatformUI.getWorkbench().getActiveWorkbenchWindow(); IPerspectiveDescriptor desc = reg .findPerspectiveWithId("com.clustercontrol.jobmanagement.ui.JobHistoryPerspective"); if (desc == null) { return null; } // ??? IWorkbenchPart viewPart = HandlerUtil.getActivePart(event); ScopeListBaseView statusView = null; try { statusView = (StatusView) viewPart.getAdapter(StatusView.class); } catch (Exception e) { m_log.info("execute " + e.getMessage()); return null; } if (statusView == null) { m_log.info("execute: view is null"); return null; } StatusListComposite composite = (StatusListComposite) statusView.getListComposite(); StructuredSelection selection = (StructuredSelection) composite.getTableViewer().getSelection(); List<?> list = (ArrayList<?>) selection.getFirstElement(); if (list == null) { return null; } JobTreeItem item; //IDID? String monitorId = (String) list.get(GetStatusListTableDefine.MONITOR_ID); String managerName = (String) list.get(GetStatusListTableDefine.MANAGER_NAME); try { JobEndpointWrapper wrapper = JobEndpointWrapper.getWrapper(managerName); item = wrapper.getJobDetailList(monitorId); } catch (JobInfoNotFound_Exception e) { ClientSession.occupyDialog(); MessageDialog.openInformation(null, Messages.getString("message"), Messages.getString("message.job.122")); ClientSession.freeDialog(); return null; } catch (Exception e) { m_log.warn("run() getJobDetailList, " + e.getMessage(), e); if (ClientSession.isDialogFree()) { ClientSession.occupyDialog(); MessageDialog.openError(null, Messages.getString("failed"), Messages.getString("message.hinemos.failure.unexpected") + ", " + HinemosMessage.replace(e.getMessage())); ClientSession.freeDialog(); } return null; } IWorkbenchPage page = window.getActivePage(); //?? page.setPerspective(desc); //view?composite? JobHistoryView historyView = (JobHistoryView) page.findView(JobHistoryView.ID); if (historyView == null) throw new InternalError("historyView is null."); JobDetailView detailView = (JobDetailView) page.findView(JobDetailView.ID); if (detailView == null) throw new InternalError("detailView is null."); HistoryComposite historyCmp = historyView.getComposite(); //ID?ID? ArrayList<?> objList = (ArrayList<?>) historyCmp.getTableViewer().getInput(); if (objList == null || objList.size() == 0) { return null; } //ID?ID historyCmp.setSessionId(monitorId); DetailComposite detailCmp = detailView.getComposite(); JobTreeItem child = getChild(item); String jobId = child.getData().getId(); String jobunitId = child.getData().getJobunitId(); //?? detailCmp.setJobId(jobId); detailCmp.setSessionId(monitorId); //?? historyView.update(false); detailCmp.setItem(managerName, monitorId, jobunitId, item); return null; } @Override public void updateElement(UIElement element, @SuppressWarnings("rawtypes") Map parameters) { IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); // page may not start at state restoring if (null != window) { IWorkbenchPage page = window.getActivePage(); if (null != page) { IWorkbenchPart part = page.getActivePart(); boolean editEnable = false; if (part instanceof StatusView) { // Enable button when 1 item is selected StatusView view = (StatusView) part; if (view.getRowNum() == 1 && HinemosModuleConstant.JOB.equals(view.getPluginId())) { editEnable = true; } } this.setBaseEnabled(editEnable); } else { this.setBaseEnabled(false); } } } }