Java tutorial
/* * Copyright (c) 2010-2016 Evolveum * * 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 com.evolveum.midpoint.web.page.self; import com.evolveum.midpoint.gui.api.model.LoadableModel; import com.evolveum.midpoint.gui.api.page.PageBase; import com.evolveum.midpoint.gui.api.util.WebComponentUtil; import com.evolveum.midpoint.gui.api.util.WebModelServiceUtils; import com.evolveum.midpoint.prism.*; import com.evolveum.midpoint.prism.delta.ContainerDelta; import com.evolveum.midpoint.prism.delta.ItemDelta; import com.evolveum.midpoint.prism.delta.ObjectDelta; import com.evolveum.midpoint.prism.delta.PropertyDelta; import com.evolveum.midpoint.prism.path.ItemPath; import com.evolveum.midpoint.prism.schema.SchemaRegistry; import com.evolveum.midpoint.schema.GetOperationOptions; import com.evolveum.midpoint.schema.SchemaConstantsGenerated; import com.evolveum.midpoint.schema.SelectorOptions; import com.evolveum.midpoint.schema.result.OperationResult; import com.evolveum.midpoint.security.api.AuthorizationConstants; import com.evolveum.midpoint.task.api.Task; import com.evolveum.midpoint.util.exception.SchemaException; import com.evolveum.midpoint.util.logging.LoggingUtils; import com.evolveum.midpoint.util.logging.Trace; import com.evolveum.midpoint.util.logging.TraceManager; import com.evolveum.midpoint.web.application.AuthorizationAction; import com.evolveum.midpoint.web.application.PageDescriptor; import com.evolveum.midpoint.web.component.AjaxSubmitButton; import com.evolveum.midpoint.web.component.assignment.AssignmentEditorDto; import com.evolveum.midpoint.web.component.assignment.MultipleAssignmentSelectorPanel; import com.evolveum.midpoint.web.component.breadcrumbs.Breadcrumb; import com.evolveum.midpoint.web.page.admin.home.PageDashboard; import com.evolveum.midpoint.web.page.admin.home.dto.MyPasswordsDto; import com.evolveum.midpoint.web.page.admin.users.dto.UserDtoStatus; import com.evolveum.midpoint.web.security.SecurityUtils; import com.evolveum.midpoint.xml.ns._public.common.common_3.*; import org.apache.commons.lang.StringUtils; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.model.Model; import java.util.*; /** * Created by Kate on 31.03.2016. */ @PageDescriptor(url = { "/self/requestRole" }, action = { @AuthorizationAction(actionUri = PageSelf.AUTH_SELF_ALL_URI, label = PageSelf.AUTH_SELF_ALL_LABEL, description = PageSelf.AUTH_SELF_ALL_DESCRIPTION), @AuthorizationAction(actionUri = AuthorizationConstants.AUTZ_UI_SELF_REQUEST_ROLE_URL, label = "PageSelfCredentials.auth.requestRole.label", description = "PageSelfCredentials.auth.requestRole.description") }) public class PageRequestRole extends PageSelf { private static final String ID_MAIN_PANEL = "mainPanel"; private static final String ID_MAIN_FORM = "mainForm"; private static final String ID_SAVE_BUTTON = "save"; private static final String ID_CANCEL_BUTTON = "cancel"; private LoadableModel<List<AssignmentEditorDto>> assignmentsModel; private PrismObject<UserType> user; private OperationResult backgroundTaskOperationResult = null; private static final Trace LOGGER = TraceManager.getTrace(PageRequestRole.class); private static final String DOT_CLASS = PageRequestRole.class.getName() + "."; private static final String OPERATION_LOAD_USER = DOT_CLASS + "loadUser"; protected static final String OPERATION_SAVE = DOT_CLASS + "save"; protected static final String OPERATION_WF_TASK_CREATED = "com.evolveum.midpoint.wf.impl.WfHook.invoke"; public PageRequestRole() { assignmentsModel = new LoadableModel<List<AssignmentEditorDto>>(false) { @Override protected List<AssignmentEditorDto> load() { return loadAssignments(); } }; loadUser(); initLayout(); } private void initLayout() { Form mainForm = new org.apache.wicket.markup.html.form.Form(ID_MAIN_FORM); add(mainForm); MultipleAssignmentSelectorPanel<UserType, UserType, RoleType> panel = new MultipleAssignmentSelectorPanel<>( ID_MAIN_PANEL, assignmentsModel, user, UserType.class, RoleType.class, this); mainForm.add(panel); initButtons(mainForm); } private List<AssignmentEditorDto> loadAssignments() { List<AssignmentEditorDto> list = new ArrayList<AssignmentEditorDto>(); List<AssignmentType> assignments = user.asObjectable().getAssignment(); for (AssignmentType assignment : assignments) { list.add(new AssignmentEditorDto(UserDtoStatus.MODIFY, assignment, this)); } Collections.sort(list); return list; } private void initButtons(Form mainForm) { AjaxSubmitButton save = new AjaxSubmitButton(ID_SAVE_BUTTON, createStringResource("PageBase.button.save")) { @Override protected void onError(AjaxRequestTarget target, org.apache.wicket.markup.html.form.Form<?> form) { target.add(getFeedbackPanel()); } @Override protected void onSubmit(AjaxRequestTarget target, org.apache.wicket.markup.html.form.Form<?> form) { onSavePerformed(target); } }; mainForm.setDefaultButton(save); mainForm.add(save); AjaxSubmitButton cancel = new AjaxSubmitButton(ID_CANCEL_BUTTON, createStringResource("PageBase.button.back")) { @Override protected void onError(AjaxRequestTarget target, org.apache.wicket.markup.html.form.Form<?> form) { target.add(getFeedbackPanel()); } @Override protected void onSubmit(AjaxRequestTarget target, org.apache.wicket.markup.html.form.Form<?> form) { // onCancelPerformed(target); } }; mainForm.add(cancel); } private void loadUser() { LOGGER.debug("Loading user and accounts."); OperationResult result = new OperationResult(OPERATION_LOAD_USER); try { String userOid = SecurityUtils.getPrincipalUser().getOid(); Task task = createSimpleTask(OPERATION_LOAD_USER); user = WebModelServiceUtils.loadObject(UserType.class, userOid, null, (PageBase) getPage(), task, result); result.recordSuccessIfUnknown(); result.recordSuccessIfUnknown(); } catch (Exception ex) { LoggingUtils.logUnexpectedException(LOGGER, "Couldn't load accounts", ex); result.recordFatalError("Couldn't load accounts", ex); } finally { result.recomputeStatus(); } if (!result.isSuccess() && !result.isHandledError()) { showResult(result); } } @Override protected void createBreadcrumb() { super.createBreadcrumb(); Breadcrumb bc = getSessionStorage().peekBreadcrumb(); bc.setIcon(new Model("fa fa-pencil-square-o")); } private void onSavePerformed(AjaxRequestTarget target) { OperationResult result = new OperationResult(OPERATION_SAVE); ObjectDelta<UserType> delta; Collection<ObjectDelta<? extends ObjectType>> deltas = new ArrayList<ObjectDelta<? extends ObjectType>>(); try { delta = user.createModifyDelta(); deltas.add(delta); PrismContainerDefinition def = user.getDefinition().findContainerDefinition(UserType.F_ASSIGNMENT); handleAssignmentDeltas(delta, assignmentsModel.getObject(), def); getModelService().executeChanges(deltas, null, createSimpleTask(OPERATION_SAVE), result); result.recordSuccess(); } catch (Exception e) { LoggingUtils.logUnexpectedException(LOGGER, "Could not save assignments ", e); error("Could not save assignments. Reason: " + e); target.add(getFeedbackPanel()); } finally { result.recomputeStatus(); } findBackgroundTaskOperation(result); if (backgroundTaskOperationResult != null && StringUtils.isNotEmpty(backgroundTaskOperationResult.getBackgroundTaskOid())) { result.setMessage(createStringResource( "operation.com.evolveum.midpoint.web.page.self.PageRequestRole.taskCreated").getString()); showResult(result); setResponsePage(PageRequestRole.class); return; } showResult(result); if (!WebComponentUtil.isSuccessOrHandledError(result)) { target.add(getFeedbackPanel()); } else { setResponsePage(PageRequestRole.class); } } private void findBackgroundTaskOperation(OperationResult result) { if (backgroundTaskOperationResult != null) { return; } else { List<OperationResult> subresults = result.getSubresults(); if (subresults == null || subresults.size() == 0) { return; } for (OperationResult subresult : subresults) { if (subresult.getOperation().equals(OPERATION_WF_TASK_CREATED)) { backgroundTaskOperationResult = subresult; return; } else { findBackgroundTaskOperation(subresult); } } } return; } protected ContainerDelta handleAssignmentDeltas(ObjectDelta<UserType> focusDelta, List<AssignmentEditorDto> assignments, PrismContainerDefinition def) throws SchemaException { ContainerDelta assDelta = new ContainerDelta(new ItemPath(), def.getName(), def, getPrismContext()); for (AssignmentEditorDto assDto : assignments) { PrismContainerValue newValue = assDto.getNewValue(getPrismContext()); switch (assDto.getStatus()) { case ADD: newValue.applyDefinition(def, false); assDelta.addValueToAdd(newValue.clone()); break; case DELETE: PrismContainerValue oldValue = assDto.getOldValue(); oldValue.applyDefinition(def); assDelta.addValueToDelete(oldValue.clone()); break; case MODIFY: if (!assDto.isModified(getPrismContext())) { LOGGER.trace("Assignment '{}' not modified.", new Object[] { assDto.getName() }); continue; } handleModifyAssignmentDelta(assDto, def, newValue, focusDelta); break; default: warn(getString("pageAdminUser.message.illegalAssignmentState", assDto.getStatus())); } } if (!assDelta.isEmpty()) { assDelta = focusDelta.addModification(assDelta); } return assDelta; } private void handleModifyAssignmentDelta(AssignmentEditorDto assDto, PrismContainerDefinition assignmentDef, PrismContainerValue newValue, ObjectDelta<UserType> focusDelta) throws SchemaException { LOGGER.debug("Handling modified assignment '{}', computing delta.", new Object[] { assDto.getName() }); PrismValue oldValue = assDto.getOldValue(); Collection<? extends ItemDelta> deltas = oldValue.diff(newValue); for (ItemDelta delta : deltas) { ItemPath deltaPath = delta.getPath().rest(); ItemDefinition deltaDef = assignmentDef.findItemDefinition(deltaPath); delta.setParentPath(WebComponentUtil.joinPath(oldValue.getPath(), delta.getPath().allExceptLast())); delta.applyDefinition(deltaDef); focusDelta.addModification(delta); } } }