Java tutorial
/* * Copyright (c) 2010-2013 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.admin.configuration.component; import com.evolveum.midpoint.prism.PrismObject; import com.evolveum.midpoint.prism.query.ObjectQuery; import com.evolveum.midpoint.schema.result.OperationResult; import com.evolveum.midpoint.task.api.Task; 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.component.AjaxSubmitButton; import com.evolveum.midpoint.web.component.form.DropDownFormGroup; import com.evolveum.midpoint.web.component.util.LoadableModel; import com.evolveum.midpoint.web.component.util.VisibleEnableBehaviour; import com.evolveum.midpoint.web.page.PageBase; import com.evolveum.midpoint.web.page.admin.configuration.dto.ObjectPolicyConfigurationTypeDto; import com.evolveum.midpoint.web.page.admin.configuration.dto.ObjectPolicyDialogDto; import com.evolveum.midpoint.web.page.admin.configuration.dto.ObjectTemplateConfigTypeReferenceDto; import com.evolveum.midpoint.web.page.admin.configuration.dto.PropertyConstraintTypeDto; import com.evolveum.midpoint.web.util.WebMiscUtil; import com.evolveum.midpoint.xml.ns._public.common.common_3.*; import org.apache.wicket.AttributeModifier; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior; import org.apache.wicket.ajax.markup.html.AjaxLink; import org.apache.wicket.behavior.AttributeAppender; import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.form.CheckBox; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.IChoiceRenderer; import org.apache.wicket.markup.html.form.TextField; import org.apache.wicket.markup.html.list.ListItem; import org.apache.wicket.markup.html.list.ListView; import org.apache.wicket.model.AbstractReadOnlyModel; import org.apache.wicket.model.IModel; import org.apache.wicket.model.PropertyModel; import org.apache.wicket.model.StringResourceModel; import javax.xml.namespace.QName; import java.util.ArrayList; import java.util.Iterator; import java.util.List; /** * @author shood * */ public class ObjectPolicyDialog extends ModalWindow { private static final Trace LOGGER = TraceManager.getTrace(ObjectPolicyDialog.class); private static final String DOT_CLASS = ObjectPolicyDialog.class.getName() + "."; private static final String OPERATION_LOAD_ALL_OBJECT_TEMPLATES = DOT_CLASS + "loadObjectTemplates"; private static final String ID_FORM = "mainForm"; private static final String ID_TYPE = "type"; private static final String ID_OBJECT_TEMPLATE = "objectTemplate"; private static final String ID_BUTTON_SAVE = "saveButton"; private static final String ID_BUTTON_CANCEL = "cancelButton"; private static final String ID_OID_BOUND = "oidBound"; private static final String ID_PROPERTY = "property"; private static final String ID_REPEATER = "repeater"; private static final String ID_TEXT_WRAPPER = "textWrapper"; private static final String ID_BUTTON_GROUP = "buttonGroup"; private static final String ID_BUTTON_REMOVE = "remove"; private static final String ID_BUTTON_ADD = "add"; private static final String ID_LABEL_SIZE = "col-md-4"; private static final String ID_INPUT_SIZE = "col-md-8"; private static final String CLASS_MULTI_VALUE = "multivalue-form"; private static final String OFFSET_CLASS = "col-md-offset-4"; private boolean initialized; private IModel<ObjectPolicyDialogDto> model; public ObjectPolicyDialog(String id, final ObjectPolicyConfigurationTypeDto config) { super(id); model = new LoadableModel<ObjectPolicyDialogDto>(false) { @Override protected ObjectPolicyDialogDto load() { return loadModel(config); } }; setOutputMarkupId(true); setTitle(createStringResource("ObjectPolicyDialog.label")); showUnloadConfirmation(false); setCssClassName(ModalWindow.CSS_CLASS_GRAY); setCookieName(ObjectPolicyDialog.class.getSimpleName() + ((int) (Math.random() * 100))); setInitialWidth(625); setInitialHeight(400); setWidthUnit("px"); WebMarkupContainer content = new WebMarkupContainer(getContentId()); content.setOutputMarkupId(true); setContent(content); } private ObjectPolicyDialogDto loadModel(ObjectPolicyConfigurationTypeDto config) { ObjectPolicyDialogDto dto; if (config == null) { dto = new ObjectPolicyDialogDto(new ObjectPolicyConfigurationTypeDto(), getPageBase()); } else { dto = new ObjectPolicyDialogDto(config, getPageBase()); } return dto; } public StringResourceModel createStringResource(String resourceKey, Object... objects) { return new StringResourceModel(resourceKey, this, null, resourceKey, objects); } @Override protected void onBeforeRender() { super.onBeforeRender(); if (initialized) { return; } initLayout((WebMarkupContainer) get(getContentId())); initialized = true; } public void updateModel(AjaxRequestTarget target, ObjectPolicyConfigurationTypeDto config) { model.setObject(new ObjectPolicyDialogDto(config, getPageBase())); target.add(getContent()); } public void initLayout(WebMarkupContainer content) { Form form = new Form(ID_FORM); form.setOutputMarkupId(true); content.add(form); DropDownFormGroup type = new DropDownFormGroup<>(ID_TYPE, new PropertyModel<QName>(model, ObjectPolicyDialogDto.F_TYPE), createTypeChoiceList(), new IChoiceRenderer<QName>() { @Override public Object getDisplayValue(QName object) { return object.getLocalPart(); } @Override public String getIdValue(QName object, int index) { return Integer.toString(index); } }, createStringResource("ObjectPolicyDialog.type"), ID_LABEL_SIZE, ID_INPUT_SIZE, false); form.add(type); DropDownFormGroup template = new DropDownFormGroup<>(ID_OBJECT_TEMPLATE, new PropertyModel<ObjectTemplateConfigTypeReferenceDto>(model, ObjectPolicyDialogDto.F_TEMPLATE_REF), createObjectTemplateList(), new IChoiceRenderer<ObjectTemplateConfigTypeReferenceDto>() { @Override public Object getDisplayValue(ObjectTemplateConfigTypeReferenceDto object) { return object.getName(); } @Override public String getIdValue(ObjectTemplateConfigTypeReferenceDto object, int index) { return Integer.toString(index); } }, createStringResource("ObjectPolicyDialog.template"), ID_LABEL_SIZE, ID_INPUT_SIZE, false); form.add(template); ListView repeater = new ListView<PropertyConstraintTypeDto>(ID_REPEATER, new PropertyModel<List<PropertyConstraintTypeDto>>(model, ObjectPolicyDialogDto.F_PROPERTY_LIST)) { @Override protected void populateItem(final ListItem item) { WebMarkupContainer textWrapper = new WebMarkupContainer(ID_TEXT_WRAPPER); textWrapper.add(AttributeAppender.prepend("class", new AbstractReadOnlyModel<String>() { @Override public String getObject() { if (item.getIndex() > 0) { return OFFSET_CLASS + " " + CLASS_MULTI_VALUE; } return null; } })); item.add(textWrapper); TextField property = new TextField<>(ID_PROPERTY, new PropertyModel<String>(item.getModel(), PropertyConstraintTypeDto.F_PROPERTY_PATH)); property.add(new AjaxFormComponentUpdatingBehavior("onblur") { @Override protected void onUpdate(AjaxRequestTarget target) { } }); property.add(AttributeAppender.replace("placeholder", createStringResource("ObjectPolicyDialog.property.placeholder"))); textWrapper.add(property); CheckBox oidBound = new CheckBox(ID_OID_BOUND, new PropertyModel<Boolean>(item.getModel(), PropertyConstraintTypeDto.F_OID_BOUND)); oidBound.add(AttributeModifier.replace("title", createStringResource("ObjectPolicyDialog.label.oidBound.help"))); textWrapper.add(oidBound); WebMarkupContainer buttonGroup = new WebMarkupContainer(ID_BUTTON_GROUP); buttonGroup.add(AttributeAppender.append("class", new AbstractReadOnlyModel<String>() { @Override public String getObject() { if (item.getIndex() > 0) { return CLASS_MULTI_VALUE; } return null; } })); item.add(buttonGroup); initButtons(buttonGroup, item); } }; form.add(repeater); AjaxSubmitButton cancel = new AjaxSubmitButton(ID_BUTTON_CANCEL, createStringResource("ObjectPolicyDialog.button.cancel")) { @Override protected void onSubmit(AjaxRequestTarget target, Form<?> form) { cancelPerformed(target); } }; form.add(cancel); AjaxSubmitButton save = new AjaxSubmitButton(ID_BUTTON_SAVE, createStringResource("ObjectPolicyDialog.button.save")) { @Override protected void onSubmit(AjaxRequestTarget target, Form<?> form) { savePerformed(target); } }; form.add(save); } private void initButtons(WebMarkupContainer buttonGroup, final ListItem item) { AjaxLink add = new AjaxLink(ID_BUTTON_ADD) { @Override public void onClick(AjaxRequestTarget target) { addPerformed(target); } }; add.add(new VisibleEnableBehaviour() { @Override public boolean isVisible() { return isAddButtonVisible(item); } }); buttonGroup.add(add); AjaxLink remove = new AjaxLink(ID_BUTTON_REMOVE) { @Override public void onClick(AjaxRequestTarget target) { removePerformed(target, item); } }; remove.add(new VisibleEnableBehaviour() { @Override public boolean isVisible() { return isRemoveButtonVisible(); } }); buttonGroup.add(remove); } private void addPerformed(AjaxRequestTarget target) { List<PropertyConstraintTypeDto> list = model.getObject().getPropertyConstraintsList(); list.add(new PropertyConstraintTypeDto(null)); target.add(getContent()); } private void removePerformed(AjaxRequestTarget target, ListItem item) { List<PropertyConstraintTypeDto> list = model.getObject().getPropertyConstraintsList(); Iterator<PropertyConstraintTypeDto> iterator = list.iterator(); while (iterator.hasNext()) { PropertyConstraintTypeDto object = iterator.next(); if (object.equals(item.getModelObject())) { iterator.remove(); break; } } if (list.size() == 0) { list.add(new PropertyConstraintTypeDto(null)); } target.add(getContent()); } protected boolean isAddButtonVisible(ListItem item) { int size = model.getObject().getPropertyConstraintsList().size(); if (size <= 1) { return true; } if (item.getIndex() == size - 1) { return true; } return false; } protected boolean isRemoveButtonVisible() { int size = model.getObject().getPropertyConstraintsList().size(); if (size > 0) { return true; } return false; } protected IModel<List<ObjectTemplateConfigTypeReferenceDto>> createObjectTemplateList() { return new AbstractReadOnlyModel<List<ObjectTemplateConfigTypeReferenceDto>>() { @Override public List<ObjectTemplateConfigTypeReferenceDto> getObject() { List<PrismObject<ObjectTemplateType>> templateList = null; List<ObjectTemplateConfigTypeReferenceDto> list = new ArrayList<>(); OperationResult result = new OperationResult(OPERATION_LOAD_ALL_OBJECT_TEMPLATES); Task task = getPageBase().createSimpleTask(OPERATION_LOAD_ALL_OBJECT_TEMPLATES); try { templateList = getPageBase().getModelService().searchObjects(ObjectTemplateType.class, new ObjectQuery(), null, task, result); result.recomputeStatus(); } catch (Exception e) { result.recordFatalError("Could not get list of object templates", e); LoggingUtils.logException(LOGGER, "Could not get list of object templates", e); //TODO - show this error in GUI } if (templateList != null) { ObjectTemplateType template; for (PrismObject<ObjectTemplateType> obj : templateList) { template = obj.asObjectable(); list.add(new ObjectTemplateConfigTypeReferenceDto(template.getOid(), WebMiscUtil.getName(template))); } } return list; } }; } //TODO - to what types can be ObjectTemplate bound? private IModel<List<QName>> createTypeChoiceList() { return new AbstractReadOnlyModel<List<QName>>() { @Override public List<QName> getObject() { List<QName> list = new ArrayList<>(); list.add(UserType.COMPLEX_TYPE); list.add(RoleType.COMPLEX_TYPE); list.add(OrgType.COMPLEX_TYPE); return list; } }; } private void cancelPerformed(AjaxRequestTarget target) { close(target); } protected void savePerformed(AjaxRequestTarget target) { } private PageBase getPageBase() { return (PageBase) getPage(); } public IModel<ObjectPolicyDialogDto> getModel() { return model; } }