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.policies; import java.io.Serializable; import java.util.ArrayList; import java.util.Collections; import java.util.List; import org.apache.commons.collections4.CollectionUtils; import org.apache.commons.collections4.Predicate; import org.apache.syncope.client.console.SyncopeConsoleSession; import org.apache.syncope.client.console.panels.BeanPanel; import org.apache.syncope.client.console.rest.PolicyRestClient; import org.apache.syncope.client.console.wicket.markup.html.form.AjaxDropDownChoicePanel; import org.apache.syncope.client.console.wicket.markup.html.form.AjaxTextFieldPanel; import org.apache.syncope.client.console.wizards.AjaxWizardBuilder; import org.apache.syncope.common.lib.policy.AbstractPolicyTO; import org.apache.syncope.common.lib.policy.ComposablePolicy; import org.apache.syncope.common.lib.policy.RuleConf; import org.apache.syncope.common.lib.types.PolicyType; import org.apache.wicket.PageReference; import org.apache.wicket.extensions.wizard.WizardModel; import org.apache.wicket.extensions.wizard.WizardStep; import org.apache.wicket.model.LoadableDetachableModel; import org.apache.wicket.model.PropertyModel; import org.springframework.beans.BeanWrapper; import org.springframework.beans.PropertyAccessorFactory; public class PolicyRuleWizardBuilder extends AjaxWizardBuilder<PolicyRuleDirectoryPanel.PolicyRuleWrapper> { private static final long serialVersionUID = 5945391813567245081L; private final PolicyRestClient restClient = new PolicyRestClient(); private final String policy; private final PolicyType type; public PolicyRuleWizardBuilder(final String policy, final PolicyType type, final PolicyRuleDirectoryPanel.PolicyRuleWrapper reportlet, final PageReference pageRef) { super(reportlet, pageRef); this.policy = policy; this.type = type; } @Override protected Serializable onApplyInternal(final PolicyRuleDirectoryPanel.PolicyRuleWrapper modelObject) { BeanWrapper wrapper = PropertyAccessorFactory.forBeanPropertyAccess(modelObject.getConf()); wrapper.setPropertyValue("name", modelObject.getName()); AbstractPolicyTO policyTO = restClient.getPolicy(policy); final ComposablePolicy<RuleConf> composable; if (policyTO instanceof ComposablePolicy) { composable = (ComposablePolicy<RuleConf>) policyTO; } else { throw new IllegalStateException("Non composable policy"); } if (modelObject.isNew()) { composable.getRuleConfs().add(modelObject.getConf()); } else { CollectionUtils.filter(composable.getRuleConfs(), new Predicate<RuleConf>() { @Override public boolean evaluate(final RuleConf object) { return !object.getName().equals(modelObject.getOldName()); } }); composable.getRuleConfs().add(modelObject.getConf()); } restClient.updatePolicy(policyTO); return modelObject; } @Override protected WizardModel buildModelSteps(final PolicyRuleDirectoryPanel.PolicyRuleWrapper modelObject, final WizardModel wizardModel) { wizardModel.add(new Profile(modelObject)); wizardModel.add(new Configuration(modelObject)); return wizardModel; } public class Profile extends WizardStep { private static final long serialVersionUID = -3043839139187792810L; public Profile(final PolicyRuleDirectoryPanel.PolicyRuleWrapper rule) { final AjaxTextFieldPanel name = new AjaxTextFieldPanel("name", "rule", new PropertyModel<String>(rule, "name"), false); name.addRequiredLabel(); add(name); final AjaxDropDownChoicePanel<String> conf = new AjaxDropDownChoicePanel<>("configuration", "configuration", new PropertyModel<String>(rule, "conf") { private static final long serialVersionUID = -6427731218492117883L; @Override public String getObject() { return rule.getConf() == null ? null : rule.getConf().getClass().getName(); } @Override public void setObject(final String object) { RuleConf conf = null; try { conf = RuleConf.class.cast(Class.forName(object).newInstance()); } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) { LOG.warn("Error retrieving reportlet configuration instance", e); } rule.setConf(conf); } }); List<String> choices; switch (type) { case ACCOUNT: choices = new ArrayList<>(SyncopeConsoleSession.get().getPlatformInfo().getAccountRules()); break; case PASSWORD: choices = new ArrayList<>(SyncopeConsoleSession.get().getPlatformInfo().getPasswordRules()); break; default: choices = new ArrayList<>(); } Collections.<String>sort(choices); conf.setChoices(choices); conf.addRequiredLabel(); add(conf); } } public class Configuration extends WizardStep { private static final long serialVersionUID = -785981096328637758L; private final LoadableDetachableModel<Serializable> bean; public Configuration(final PolicyRuleDirectoryPanel.PolicyRuleWrapper rule) { bean = new LoadableDetachableModel<Serializable>() { private static final long serialVersionUID = 2092144708018739371L; @Override protected Serializable load() { return rule.getConf(); } }; add(new BeanPanel<>("bean", bean).setRenderBodyOnly(true)); } } }