org.springframework.statemachine.buildtests.tck.mongodb.MongoDbRule.java Source code

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Here is the source code for org.springframework.statemachine.buildtests.tck.mongodb.MongoDbRule.java

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/*
 * Copyright 2016 the original author or authors.
 *
 * 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.springframework.statemachine.buildtests.tck.mongodb;

import org.junit.rules.TestRule;
import org.junit.rules.TestWatcher;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
import com.mongodb.MongoClient;
import com.mongodb.MongoClientOptions;
import com.mongodb.ServerAddress;

/**
 * Rule skipping tests if MongoDb is not available from localhost with default settings.
 *
 * @author Janne Valkealahti
 *
 */
public class MongoDbRule extends TestWatcher implements TestRule {

    @Override
    public Statement apply(Statement base, Description description) {
        MongoClient client = null;
        try {
            client = new MongoClient(new ServerAddress(), MongoClientOptions.builder().connectTimeout(50).build());
            client.getAddress();
        } catch (Exception e) {
            return super.apply(new Statement() {
                @Override
                public void evaluate() throws Throwable {
                }
            }, Description.EMPTY);
        } finally {
            if (client != null) {
                client.close();
            }
        }
        return super.apply(base, description);
    }
}