Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.syncope.client.console.panels; import de.agilecoders.wicket.core.markup.html.bootstrap.dialog.Modal; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.Iterator; import java.util.List; import javax.ws.rs.core.MediaType; import org.apache.commons.lang3.StringUtils; import org.apache.syncope.client.console.SyncopeConsoleApplication; import org.apache.syncope.client.console.SyncopeConsoleSession; import org.apache.syncope.client.console.commons.Constants; import org.apache.syncope.client.console.commons.DirectoryDataProvider; import org.apache.syncope.client.console.commons.SortableDataProviderComparator; import org.apache.syncope.client.console.pages.BasePage; import org.apache.syncope.client.console.pages.ModelerPopupPage; import org.apache.syncope.client.console.panels.WorkflowDirectoryPanel.WorkflowDefinitionDataProvider; import org.apache.syncope.client.console.rest.WorkflowRestClient; import org.apache.syncope.client.console.wicket.extensions.markup.html.repeater.data.table.BooleanPropertyColumn; import org.apache.syncope.client.console.wicket.extensions.markup.html.repeater.data.table.KeyPropertyColumn; import org.apache.syncope.client.console.wicket.markup.html.bootstrap.dialog.BaseModal; import org.apache.syncope.client.console.wicket.markup.html.form.ActionLink; import org.apache.syncope.client.console.wicket.markup.html.form.ActionsPanel; import org.apache.syncope.client.console.wicket.markup.html.form.ImageModalPanel; import org.apache.syncope.client.console.wicket.markup.html.form.XMLEditorPanel; import org.apache.syncope.client.console.wizards.AjaxWizardBuilder; import org.apache.syncope.client.console.wizards.WizardMgtPanel; import org.apache.syncope.common.lib.SyncopeClientException; import org.apache.syncope.common.lib.to.WorkflowDefinitionTO; import org.apache.syncope.common.lib.types.StandardEntitlement; import org.apache.wicket.Page; import org.apache.wicket.PageReference; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.markup.html.AjaxLink; import org.apache.wicket.ajax.markup.html.form.AjaxSubmitLink; import org.apache.wicket.authroles.authorization.strategies.role.metadata.MetaDataRoleAuthorizationStrategy; import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow; import org.apache.wicket.extensions.markup.html.repeater.data.sort.SortOrder; import org.apache.wicket.extensions.markup.html.repeater.data.table.IColumn; import org.apache.wicket.extensions.markup.html.repeater.data.table.PropertyColumn; import org.apache.wicket.extensions.wizard.WizardModel; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.model.CompoundPropertyModel; import org.apache.wicket.model.IModel; import org.apache.wicket.model.Model; import org.apache.wicket.model.ResourceModel; import org.apache.wicket.request.mapper.parameter.PageParameters; import org.apache.wicket.util.io.IOUtils; public class WorkflowDirectoryPanel extends DirectoryPanel<WorkflowDefinitionTO, WorkflowDefinitionTO, WorkflowDefinitionDataProvider, WorkflowRestClient> { private static final long serialVersionUID = 2705668831139984998L; private final BaseModal<String> utility; private String modelerCtx; protected WorkflowDirectoryPanel(final String id, final Builder builder) { super(id, builder); this.addNewItemPanelBuilder( new AjaxWizardBuilder<WorkflowDefinitionTO>(new WorkflowDefinitionTO(), pageRef) { private static final long serialVersionUID = 1633859795677053912L; @Override protected WizardModel buildModelSteps(final WorkflowDefinitionTO modelObject, final WizardModel wizardModel) { return wizardModel; } }, false); final NewWorkflowProcess newWorkflowProcess = new NewWorkflowProcess("newWorkflowProcess", container, pageRef); addInnerObject(newWorkflowProcess); AjaxLink<Void> newWorkflowProcessLink = new AjaxLink<Void>("add") { private static final long serialVersionUID = -7978723352517770644L; @Override public void onClick(final AjaxRequestTarget target) { newWorkflowProcess.toggle(target, true); } }; ((WebMarkupContainer) get("container:content")).addOrReplace(newWorkflowProcessLink); setShowResultPage(true); modal.size(Modal.Size.Large); utility = new BaseModal<>("outer"); addOuterObject(utility); utility.size(Modal.Size.Large); AjaxSubmitLink xmlEditorSubmit = utility.addSubmitButton(); MetaDataRoleAuthorizationStrategy.authorize(xmlEditorSubmit, RENDER, StandardEntitlement.WORKFLOW_DEF_SET); utility.setWindowClosedCallback(new ModalWindow.WindowClosedCallback() { private static final long serialVersionUID = 8804221891699487139L; @Override public void onClose(final AjaxRequestTarget target) { utility.show(false); utility.close(target); } }); initResultTable(); // Check if Flowable Modeler directory is found modelerCtx = null; try { if (SyncopeConsoleApplication.get().getFlowableModelerDirectory() != null) { File baseDir = new File(SyncopeConsoleApplication.get().getFlowableModelerDirectory()); if (baseDir.exists() && baseDir.canRead() && baseDir.isDirectory()) { modelerCtx = Constants.FLOWABLE_MODELER_CONTEXT; } } } catch (Exception e) { LOG.error("Could not check for Modeler directory", e); } } @Override protected WorkflowDefinitionDataProvider dataProvider() { return new WorkflowDefinitionDataProvider(rows); } @Override protected String paginatorRowsKey() { return Constants.PREF_WORKFLOW_PAGINATOR_ROWS; } @Override protected List<IColumn<WorkflowDefinitionTO, String>> getColumns() { List<IColumn<WorkflowDefinitionTO, String>> columns = new ArrayList<>(); columns.add(new KeyPropertyColumn<>(new ResourceModel("key"), "key")); columns.add(new PropertyColumn<>(new ResourceModel("name"), "name", "name")); columns.add(new BooleanPropertyColumn<>(new ResourceModel("main"), null, "main")); return columns; } @Override public ActionsPanel<WorkflowDefinitionTO> getActions(final IModel<WorkflowDefinitionTO> model) { final ActionsPanel<WorkflowDefinitionTO> panel = super.getActions(model); panel.add(new ActionLink<WorkflowDefinitionTO>() { private static final long serialVersionUID = -184018732772021627L; @Override public void onClick(final AjaxRequestTarget target, final WorkflowDefinitionTO ignore) { final IModel<String> wfDefinition = new Model<>(); try { wfDefinition.setObject(IOUtils.toString( restClient.getDefinition(MediaType.APPLICATION_XML_TYPE, model.getObject().getKey()))); } catch (IOException e) { LOG.error("Could not get workflow definition", e); } utility.header(Model.of(model.getObject().getKey())); utility.setContent(new XMLEditorPanel(utility, wfDefinition, false, pageRef) { private static final long serialVersionUID = -7688359318035249200L; @Override public void onSubmit(final AjaxRequestTarget target, final Form<?> form) { if (StringUtils.isNotBlank(wfDefinition.getObject())) { try { restClient.setDefinition(MediaType.APPLICATION_XML_TYPE, model.getObject().getKey(), wfDefinition.getObject()); SyncopeConsoleSession.get().info(getString(Constants.OPERATION_SUCCEEDED)); target.add(container); utility.show(false); utility.close(target); } catch (SyncopeClientException e) { SyncopeConsoleSession.get() .error(StringUtils.isBlank(e.getMessage()) ? e.getClass().getName() : e.getMessage()); } ((BasePage) pageRef.getPage()).getNotificationPanel().refresh(target); } } }); utility.show(target); target.add(utility); } }, ActionLink.ActionType.EDIT, StandardEntitlement.WORKFLOW_DEF_SET); panel.add(new ActionLink<WorkflowDefinitionTO>() { private static final long serialVersionUID = 3109256773218160485L; @Override public void onClick(final AjaxRequestTarget target, final WorkflowDefinitionTO ignore) { modal.header(Model.of(model.getObject().getKey())); modal.setContent( new ImageModalPanel<>(modal, restClient.getDiagram(model.getObject().getKey()), pageRef)); modal.show(target); target.add(modal); } }, ActionLink.ActionType.VIEW, StandardEntitlement.WORKFLOW_DEF_GET); panel.add(new ActionLink<WorkflowDefinitionTO>() { private static final long serialVersionUID = -184018732772021627L; @Override public Class<? extends Page> getPageClass() { return ModelerPopupPage.class; } @Override public PageParameters getPageParameters() { PageParameters parameters = new PageParameters(); if (modelerCtx != null) { parameters.add(Constants.MODELER_CONTEXT, modelerCtx); } parameters.add(Constants.MODEL_ID_PARAM, model.getObject().getModelId()); return parameters; } @Override protected boolean statusCondition(final WorkflowDefinitionTO modelObject) { return modelerCtx != null; } @Override public void onClick(final AjaxRequestTarget target, final WorkflowDefinitionTO ignore) { // do nothing } }, ActionLink.ActionType.WORKFLOW_MODELER, StandardEntitlement.WORKFLOW_DEF_SET); panel.add(new ActionLink<WorkflowDefinitionTO>() { private static final long serialVersionUID = -7978723352517770644L; @Override protected boolean statusCondition(final WorkflowDefinitionTO modelObject) { return !modelObject.isMain(); } @Override public void onClick(final AjaxRequestTarget target, final WorkflowDefinitionTO ignore) { try { restClient.deleteDefinition(model.getObject().getKey()); SyncopeConsoleSession.get().info(getString(Constants.OPERATION_SUCCEEDED)); target.add(container); } catch (SyncopeClientException e) { LOG.error("While deleting workflow definition {}", model.getObject().getName(), e); SyncopeConsoleSession.get() .error(StringUtils.isBlank(e.getMessage()) ? e.getClass().getName() : e.getMessage()); } ((BasePage) pageRef.getPage()).getNotificationPanel().refresh(target); } }, ActionLink.ActionType.DELETE, StandardEntitlement.WORKFLOW_DEF_DELETE, true); return panel; } @Override protected Collection<ActionLink.ActionType> getBulkActions() { return Collections.emptyList(); } public abstract static class Builder extends DirectoryPanel.Builder<WorkflowDefinitionTO, WorkflowDefinitionTO, WorkflowRestClient> { private static final long serialVersionUID = 5088962796986706805L; public Builder(final PageReference pageRef) { super(new WorkflowRestClient(), pageRef); } @Override protected WizardMgtPanel<WorkflowDefinitionTO> newInstance(final String id, final boolean wizardInModal) { return new WorkflowDirectoryPanel(id, this); } } protected class WorkflowDefinitionDataProvider extends DirectoryDataProvider<WorkflowDefinitionTO> { private static final long serialVersionUID = 1764153405387687592L; private final SortableDataProviderComparator<WorkflowDefinitionTO> comparator; private final WorkflowRestClient restClient = new WorkflowRestClient(); public WorkflowDefinitionDataProvider(final int paginatorRows) { super(paginatorRows); this.comparator = new SortableDataProviderComparator<>(this); setSort("main", SortOrder.DESCENDING); } @Override public Iterator<WorkflowDefinitionTO> iterator(final long first, final long count) { List<WorkflowDefinitionTO> result = restClient.getDefinitions(); Collections.sort(result, comparator); return result.subList((int) first, (int) first + (int) count).iterator(); } @Override public long size() { return restClient.getDefinitions().size(); } @Override public IModel<WorkflowDefinitionTO> model(final WorkflowDefinitionTO object) { return new CompoundPropertyModel<>(object); } } }