| /* |
| * 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.axis2.transport.testkit.tests; |
| |
| import java.lang.reflect.Field; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.ListIterator; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| public class TestResourceSet { |
| enum Status { UNRESOLVED, RESOLVED, SETUP, RECYCLED }; |
| |
| private static Log log = LogFactory.getLog(TestResourceSet.class); |
| |
| private final TestResourceSet parent; |
| private final List<TestResource> unresolvedResources = new LinkedList<TestResource>(); |
| final List<TestResource> resolvedResources = new LinkedList<TestResource>(); |
| Status status = Status.UNRESOLVED; |
| |
| public TestResourceSet(TestResourceSet parent) { |
| this.parent = parent; |
| } |
| |
| public TestResourceSet() { |
| this(null); |
| } |
| |
| public void addResource(Object resource) { |
| if (status != Status.UNRESOLVED) { |
| throw new IllegalStateException(); |
| } |
| unresolvedResources.add(new TestResource(resource)); |
| } |
| |
| public void addResources(Object... resources) { |
| for (Object resource : resources) { |
| addResource(resource); |
| } |
| } |
| |
| public Object[] getResources() { |
| if (status == Status.UNRESOLVED) { |
| throw new IllegalStateException(); |
| } |
| Object[] result = new Object[resolvedResources.size()]; |
| int i = 0; |
| for (TestResource resource : resolvedResources) { |
| result[i++] = resource.getInstance(); |
| } |
| return result; |
| } |
| |
| public void resolve() { |
| if (status == Status.UNRESOLVED) { |
| while (!unresolvedResources.isEmpty()) { |
| resolveResource(unresolvedResources.get(0)); |
| } |
| status = Status.RESOLVED; |
| } |
| } |
| |
| private void resolveResource(TestResource resource) { |
| unresolvedResources.remove(resource); |
| resource.resolve(this); |
| resolvedResources.add(resource); |
| } |
| |
| TestResource[] findResources(Class<?> clazz, boolean allowAutoCreate) { |
| List<TestResource> result = new LinkedList<TestResource>(); |
| if (parent != null) { |
| result.addAll(Arrays.asList(parent.findResources(clazz, false))); |
| } |
| for (TestResource resource : resolvedResources) { |
| if (clazz.isInstance(resource.getInstance())) { |
| result.add(resource); |
| } |
| } |
| List<TestResource> unresolvedMatchingResources = new LinkedList<TestResource>(); |
| for (TestResource resource : unresolvedResources) { |
| if (clazz.isInstance(resource.getInstance())) { |
| unresolvedMatchingResources.add(resource); |
| } |
| } |
| for (TestResource resource : unresolvedMatchingResources) { |
| resolveResource(resource); |
| result.add(resource); |
| } |
| if (allowAutoCreate && result.isEmpty()) { |
| TestResource resource; |
| try { |
| Field field = clazz.getField("INSTANCE"); |
| resource = new TestResource(field.get(null)); |
| } catch (Throwable ex) { |
| resource = null; |
| } |
| if (resource != null) { |
| unresolvedResources.add(resource); |
| resolveResource(resource); |
| result.add(resource); |
| } |
| } |
| return result.toArray(new TestResource[result.size()]); |
| } |
| |
| public void setUp() throws Exception { |
| resolve(); |
| if (status != Status.RESOLVED) { |
| throw new IllegalStateException(); |
| } |
| setUp(resolvedResources); |
| status = Status.SETUP; |
| } |
| |
| static List<TestResource> filterOnHasLifecycle(List<TestResource> resources) { |
| List<TestResource> result = new ArrayList<TestResource>(resources.size()); |
| for (TestResource resource : resources) { |
| if (resource.hasLifecycle()) { |
| result.add(resource); |
| } |
| } |
| return result; |
| } |
| |
| static void setUp(List<TestResource> resources) throws Exception { |
| resources = filterOnHasLifecycle(resources); |
| if (!resources.isEmpty()) { |
| log.info("Setting up: " + resources); |
| for (TestResource resource : resources) { |
| resource.setUp(); |
| } |
| } |
| } |
| |
| public void tearDown() throws Exception { |
| if (status != Status.SETUP) { |
| throw new IllegalStateException(); |
| } |
| tearDown(resolvedResources); |
| } |
| |
| static void tearDown(List<TestResource> resources) throws Exception { |
| resources = filterOnHasLifecycle(resources); |
| if (!resources.isEmpty()) { |
| log.info("Tearing down: " + resources); |
| for (ListIterator<TestResource> it = resources.listIterator(resources.size()); it.hasPrevious(); ) { |
| it.previous().tearDown(); |
| } |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return resolvedResources.toString(); |
| } |
| } |