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.resources; import com.evolveum.midpoint.prism.PrismObject; import com.evolveum.midpoint.prism.PrismProperty; 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.query.*; import com.evolveum.midpoint.schema.GetOperationOptions; import com.evolveum.midpoint.schema.SelectorOptions; import com.evolveum.midpoint.schema.constants.SchemaConstants; 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.page.admin.PageAdmin; import com.evolveum.midpoint.web.page.admin.resources.dto.ResourceDto; import com.evolveum.midpoint.web.util.OnePageParameterEncoder; import com.evolveum.midpoint.web.util.WebMiscUtil; import com.evolveum.midpoint.web.util.WebModelUtils; import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectReferenceType; import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceType; import com.evolveum.midpoint.xml.ns._public.common.common_3.TaskType; import org.apache.commons.lang.StringUtils; import org.apache.wicket.RestartResponseException; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.model.IModel; import org.apache.wicket.util.string.StringValue; import java.util.Collection; import java.util.List; /** * @author lazyman */ public class PageAdminResources extends PageAdmin { private static final String DOT_CLASS = PageAdminResources.class.getName() + "."; private static final String OPERATION_LOAD_RESOURCE = DOT_CLASS + "loadResource"; private static final String OPERATION_DELETE_SYNC_TOKEN = DOT_CLASS + "deleteSyncToken"; private static final String OPERATION_SAVE_SYNC_TASK = DOT_CLASS + "saveSyncTask"; protected static final Trace LOGGER = TraceManager.getTrace(PageAdminResources.class); public static final String AUTH_RESOURCE_ALL = AuthorizationConstants.NS_AUTHORIZATION + "#resourcesAll"; public static final String AUTH_RESOURCE_ALL_LABEL = "PageAdminResources.auth.resourcesAll.label"; public static final String AUTH_RESOURCE_ALL_DESCRIPTION = "PageAdminResources.auth.resourcesAll.description"; protected boolean isResourceOidAvailable() { StringValue resourceOid = getPageParameters().get(OnePageParameterEncoder.PARAMETER); return resourceOid != null && StringUtils.isNotEmpty(resourceOid.toString()); } protected String getResourceOid() { StringValue resourceOid = getPageParameters().get(OnePageParameterEncoder.PARAMETER); return resourceOid != null ? resourceOid.toString() : null; } protected PrismObject<ResourceType> loadResource(Collection<SelectorOptions<GetOperationOptions>> options) { OperationResult result = new OperationResult(OPERATION_LOAD_RESOURCE); PrismObject<ResourceType> resource = null; try { Task task = createSimpleTask(OPERATION_LOAD_RESOURCE); LOGGER.trace("getObject(resource) oid={}, options={}", getResourceOid(), options); resource = getModelService().getObject(ResourceType.class, getResourceOid(), options, task, result); result.recomputeStatus(); if (LOGGER.isTraceEnabled()) { LOGGER.trace("getObject(resource) result\n:{}", result.debugDump()); } } catch (Exception ex) { LoggingUtils.logException(LOGGER, "Couldn't get resource", ex); result.recordFatalError("Couldn't get resource, reason: " + ex.getMessage(), ex); } if (!WebMiscUtil.isSuccessOrHandledError(result)) { if (resource != null) { showResult(result); } else { getSession().error(getString("pageAdminResources.message.cantLoadResource")); throw new RestartResponseException(PageResources.class); } } return resource; } protected void deleteSyncTokenPerformed(AjaxRequestTarget target, IModel<ResourceDto> model) { ResourceDto dto = model.getObject(); String resourceOid = dto.getOid(); String handlerUri = "http://midpoint.evolveum.com/xml/ns/public/model/synchronization/task/live-sync/handler-3"; ObjectReferenceType resourceRef = new ObjectReferenceType(); resourceRef.setOid(resourceOid); PrismObject<TaskType> oldTask; OperationResult result = new OperationResult(OPERATION_DELETE_SYNC_TOKEN); ObjectQuery query; try { ObjectFilter refFilter = RefFilter.createReferenceEqual(TaskType.F_OBJECT_REF, TaskType.class, getPrismContext(), resourceOid); ObjectFilter filterHandleUri = EqualFilter.createEqual(TaskType.F_HANDLER_URI, TaskType.class, getPrismContext(), null, handlerUri); query = new ObjectQuery(); query.setFilter(AndFilter.createAnd(refFilter, filterHandleUri)); List<PrismObject<TaskType>> taskList = WebModelUtils.searchObjects(TaskType.class, query, result, this); if (taskList.size() != 1) { error(getString("pageResource.message.invalidTaskSearch")); } else { oldTask = taskList.get(0); saveTask(oldTask, result); } } catch (SchemaException e) { LoggingUtils.logException(LOGGER, "Couldn't create reference query for task.", e); error("Couldn't create reference query for task." + e.getMessage()); } result.recomputeStatus(); showResult(result); target.add(getFeedbackPanel()); } private void saveTask(PrismObject<TaskType> oldTask, OperationResult result) { Task task = createSimpleTask(OPERATION_SAVE_SYNC_TASK); PrismProperty property = oldTask .findProperty(new ItemPath(TaskType.F_EXTENSION, SchemaConstants.SYNC_TOKEN)); if (property == null) { return; } Object value = property.getRealValue(); ObjectDelta<TaskType> delta = ObjectDelta.createModifyDelta(oldTask.getOid(), PropertyDelta.createModificationDeleteProperty( new ItemPath(TaskType.F_EXTENSION, SchemaConstants.SYNC_TOKEN), property.getDefinition(), value), TaskType.class, getPrismContext()); if (LOGGER.isTraceEnabled()) { LOGGER.trace(delta.debugDump()); } try { getModelService().executeChanges(WebMiscUtil.createDeltaCollection(delta), null, task, result); } catch (Exception e) { LoggingUtils.logException(LOGGER, "Couldn't save task.", e); result.recordFatalError("Couldn't save task.", e); } result.recomputeStatus(); } }