Capability.java example

Explorer
midpoint-master
/*
 * 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.component.wizard.resource.dto;

import com.evolveum.midpoint.util.exception.SystemException;
import com.evolveum.midpoint.xml.ns._public.resource.capabilities_3.*;
import org.jetbrains.annotations.Nullable;

/**
 * @author mederly
 */
public enum Capability {

	ACTIVATION(ActivationCapabilityType.class, "Activation", "activation"),
	CREDENTIALS(CredentialsCapabilityType.class, "Credentials", "credentials"),
	TEST_CONNECTION(TestConnectionCapabilityType.class, "Test connection", "testConnection"),
	READ(ReadCapabilityType.class, "Read", "read"),
	CREATE(CreateCapabilityType.class, "Create", "create"),
	UPDATE(UpdateCapabilityType.class, "Update", "update"),
	DELETE(DeleteCapabilityType.class, "Delete", "delete"),
	LIVE_SYNC(LiveSyncCapabilityType.class, "Live sync", "liveSync"),
	SCRIPT(ScriptCapabilityType.class, "Script", "script"),
	//PAGED_SEARCH(PagedSearchCapabilityType.class, "Paged search", "pagedSearch"),					EXPERIMENTAL
	//COUNT_OBJECTS(CountObjectsCapabilityType.class, "Count objects", "countObjects"),				EXPERIMENTAL
	AUXILIARY_OBJECT_CLASSES(AuxiliaryObjectClassesCapabilityType.class, "Auxiliary object classes", "auxiliaryObjectClasses"),
	ADD_REMOVE_ATTRIBUTE_VALUES(AddRemoveAttributeValuesCapabilityType.class, "Add/remove attribute values", "addRemoveAttributeValues");

	private Class<? extends CapabilityType> clazz;
	private String displayName;
	private String resourceKey;

	Capability(Class<? extends CapabilityType> clazz, String displayName, String resourceKey) {
		this.clazz = clazz;
		this.displayName = displayName;
		this.resourceKey = resourceKey;
	}

	public Class<? extends CapabilityType> getClazz() {
		return clazz;
	}

	public String getDisplayName() {
		return displayName;
	}

	public String getResourceKey() {
		return resourceKey;
	}

	@Nullable
	public static String getDisplayNameForClass(Class<? extends CapabilityType> clazz) {
		Capability cap = getByClass(clazz);
		return cap != null ? cap.getDisplayName() : null;
	}

	@Nullable
	private static Capability getByClass(Class<? extends CapabilityType> clazz) {
		for (Capability cap : Capability.values()) {
			if (cap.clazz.equals(clazz)) {
				return cap;
			}
		}
		return null;
	}

	@Nullable
	public static String getResourceKeyForClass(Class<? extends CapabilityType> clazz) {
		Capability cap = getByClass(clazz);
		return cap != null ? cap.getResourceKey() : null;
	}

	public static boolean supports(Class<? extends CapabilityType> clazz) {
		return getByClass(clazz) != null;
	}

	public CapabilityType newInstance() {
		try {
			return clazz.newInstance();
		} catch (InstantiationException|IllegalAccessException e) {
			throw new SystemException("Couldn't instantiate " + clazz, e);
		}
	}
}