Java tutorial
/** * JBoss, Home of Professional Open Source * Copyright 2014, Red Hat, Inc. and individual contributors * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * 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 org.jboss.arquillian.graphene.angular.findby; import java.io.Serializable; import java.lang.reflect.Constructor; import java.util.List; import org.jboss.arquillian.core.spi.Validate; import org.jboss.arquillian.graphene.spi.ImplementedBy; import org.jboss.arquillian.graphene.spi.TypeResolver; import org.openqa.selenium.By; import org.openqa.selenium.SearchContext; import org.openqa.selenium.WebElement; /** * @author Ken Finnigan */ public abstract class ByAngular extends By { protected By implementation; protected By instantiate(Class<? extends By> type, String lookup) { try { Class<? extends By> clazz = TypeResolver.resolveType(type); Constructor<? extends By> constructor = clazz.getConstructor(String.class); return constructor.newInstance(lookup); } catch (Exception e) { throw new IllegalStateException("Cannot instantiate " + type, e); } } @Override public WebElement findElement(SearchContext context) { return implementation.findElement(context); } @Override public List<WebElement> findElements(SearchContext context) { return implementation.findElements(context); } @Override public String toString() { return implementation.toString(); } public static By model(final String modelName) { Validate.notNull(modelName, "Cannot find element when ng-model name is null!"); return new ByModel(modelName); } public static By action(final String action) { Validate.notNull(action, "Cannot find element when action is null!"); return new ByAction(action); } @ImplementedBy(className = "org.jboss.arquillian.graphene.angular.findby.ByModelImpl") public static class ByModel extends ByAngular implements Serializable { public ByModel(String modelName) { this.implementation = instantiate(ByModel.class, modelName); } } @ImplementedBy(className = "org.jboss.arquillian.graphene.angular.findby.ByActionImpl") public static class ByAction extends ByAngular implements Serializable { public ByAction(String action) { this.implementation = instantiate(ByAction.class, action); } } }