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How to use LazyFuture class of org.testcontainers.utility package

Best Testcontainers-java code snippet using org.testcontainers.utility.LazyFuture

Source:SpringbootKieContainer.java

...17import org.testcontainers.containers.Network;18import org.testcontainers.containers.output.OutputFrame;19import org.testcontainers.containers.output.ToStringConsumer;20import org.testcontainers.containers.wait.strategy.Wait;21import org.testcontainers.utility.LazyFuture;22public class SpringbootKieContainer extends GenericContainer<SpringbootKieContainer>{23    private static final int KIE_PORT = 8090;24    private static final Logger logger = LoggerFactory.getLogger(SpringbootKieContainer.class);25    26    static {27    	File cwd = new File("./src/test/resources/kjars/quartz-cluster-sample");28    	29    	Properties properties = new Properties();30        // Avoid recursion31        properties.put("skipTests", "true");32        InvocationRequest request = new DefaultInvocationRequest()33                .setPomFile(new File(cwd, "pom.xml"))34                .setGoals(Arrays.asList("clean","install"))35                .setInputStream(new ByteArrayInputStream(new byte[0]))36                .setProperties(properties);37        InvocationResult invocationResult = null;38        try {39            invocationResult = new DefaultInvoker().execute(request);40        } catch (MavenInvocationException e) {41            throw new RuntimeException(e);42        }43        if (invocationResult!=null && invocationResult.getExitCode() != 0) {44            throw new RuntimeException(invocationResult.getExecutionException());45        }46    }47    48    private static final Future<String> IMAGE_FUTURE = new LazyFuture<String>() {49        @Override50        protected String resolve() {51            File cwd = new File(".");52            53            // Make it unique per folder (for caching)54            String imageName = String.format(55                    "local/kie-server-springboot:%s",56                    System.currentTimeMillis()57            );58            59            logger.info("imageName: "+imageName);60            61            Properties properties = new Properties();62            properties.put("spring-boot.build-image.name", imageName);...

Source:DemoApplicationTests.java

...10//import org.testcontainers.containers.output.OutputFrame;11//import org.testcontainers.containers.output.ToStringConsumer;12//import org.testcontainers.junit.jupiter.Container;13//import org.testcontainers.junit.jupiter.Testcontainers;14//import org.testcontainers.utility.LazyFuture;15//16//import java.io.File;17//import java.io.IOException;18//import java.nio.file.Path;19//import java.nio.file.Paths;20//import java.util.concurrent.Future;21//22//23//@Testcontainers24//class DemoApplicationTests {25//26//	private static final Future<String> IMAGE_FUTURE = new LazyFuture<>() {27//		@Override28//		protected String resolve() {29//			// Find project's root dir30//			Path cc = Paths.get(".").toAbsolutePath().getParent().getParent();31//			File cwd = cc.toFile();32////			for (33////				cwd = new File(".");34////				!new File(cwd, "settings.gradle").isFile();35////				cwd = cwd.getParentFile()36////			);37//38//			// Make it unique per folder (for caching)39//			var imageName = String.format(40//				"local/app-%s:%s",...

Source:Containers.java

...7import org.testcontainers.DockerClientFactory;8import org.testcontainers.containers.GenericContainer;9import org.testcontainers.containers.Network;10import org.testcontainers.containers.output.Slf4jLogConsumer;11import org.testcontainers.utility.LazyFuture;12/**13 * @author mikeh14 * @since 6/05/1815 */16@Configuration17public class Containers {18  private static Containers es = null;19  private GenericContainer esContainer;20  public static Containers getInstance() {21    if (es == null) {22      es = new Containers();23      es.start();24    }25    return es;26  }27  private Network network() {28    return Network.newNetwork();29  }30  private GenericContainer start() {31    return elasticSearch();32  }33  public GenericContainer elasticSearch() {34    if (esContainer == null) {35      esContainer = serviceContainer("docker.elastic.co/elasticsearch/elasticsearch:5.6.9", network())36          .withExposedPorts(9200, 9300)37          .withEnv("ES_JAVA_OPTS", "-Xms256m -Xmx512m")38          .withCommand("elasticsearch -E cluster.name=fd-test -E node.master=true -E discovery.type=single-node -E network.host=0.0.0.0 -E xpack.security.enabled=false")39      ;40      esContainer.start();41    }42    return esContainer;43  }44  private GenericContainer serviceContainer(String serviceIdentifier, Network network) {45    return new GenericContainer(forcePullImageFuture(serviceIdentifier))46        .withStartupTimeout(Duration.ofSeconds(30))47        .withLogConsumer(new Slf4jLogConsumer(LoggerFactory.getLogger("ð³ " + serviceIdentifier)))48        .withNetwork(network)49        .withNetworkAliases(serviceIdentifier);50  }51  private LazyFuture<String> forcePullImageFuture(String resolvedDockerImage) {52    return new LazyFuture<String>() {53      @Override54      public String resolve() {55        if (StringUtils.countMatches(resolvedDockerImage, "/") > 1) {56          DockerClientFactory.instance()57              .client()58              .pullImageCmd(resolvedDockerImage)59              .exec(new PullImageResultCallback())60              .awaitSuccess();61        }62        return resolvedDockerImage;63      }64    };65  }66}...

LazyFuture

Using AI Code Generation

1package org.testcontainers.utility;2import java.util.concurrent.Callable;3import java.util.concurrent.ExecutionException;4import java.util.concurrent.ExecutorService;5import java.util.concurrent.Executors;6import java.util.concurrent.Future;7import java.util.concurrent.TimeUnit;8import java.util.concurrent.TimeoutException;9public class LazyFuture<V> implements Future<V> {10    private final Callable<V> callable;11    private final ExecutorService executorService = Executors.newSingleThreadExecutor();12    private final Object lock = new Object();13    private volatile Future<V> delegate;14    public LazyFuture(Callable<V> callable) {15        this.callable = callable;16    }17    public boolean cancel(boolean mayInterruptIfRunning) {18        return getDelegate().cancel(mayInterruptIfRunning);19    }20    public boolean isCancelled() {21        return getDelegate().isCancelled();22    }23    public boolean isDone() {24        return getDelegate().isDone();25    }26    public V get() throws InterruptedException, ExecutionException {27        return getDelegate().get();28    }29    public V get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {30        return getDelegate().get(timeout, unit);31    }32    private Future<V> getDelegate() {33        if (delegate == null) {34            synchronized (lock) {35                if (delegate == null) {36                    delegate = executorService.submit(callable);37                }38            }39        }40        return delegate;41    }42}43package org.testcontainers.containers;44import java.util.concurrent.Callable;45import java.util.concurrent.ExecutionException;46import java.util.concurrent.TimeUnit;47import org.testcontainers.utility.LazyFuture;48public class ContainerState {49    private final ContainerInfo containerInfo;50    private final Callable<ContainerInfo> containerInfoCallable;51    private final LazyFuture<ContainerInfo> lazyFuture;52    public ContainerState(ContainerInfo containerInfo, Callable<ContainerInfo> containerInfoCallable) {53        this.containerInfo = containerInfo;54        this.containerInfoCallable = containerInfoCallable;55        lazyFuture = new LazyFuture<>(containerInfoCallable);56    }57    public ContainerInfo getContainerInfo() {58        return containerInfo;59    }60    public ContainerInfo refreshContainerInfo() {61        try {62            return lazyFuture.get(5, TimeUnit.SECONDS);63        } catch (Exception e) {

LazyFuture

Using AI Code Generation

1import org.testcontainers.utility.LazyFuture;2import java.util.concurrent.ExecutionException;3import java.util.concurrent.TimeUnit;4import java.util.concurrent.TimeoutException;5public class 1 {6    public static void main(String[] args) throws ExecutionException, InterruptedException, TimeoutException {7        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> "Hello");8        System.out.println(lazyFuture.get(1, TimeUnit.SECONDS));9    }10}11import org.testcontainers.utility.LazyFuture;12import java.util.concurrent.ExecutionException;13import java.util.concurrent.TimeUnit;14import java.util.concurrent.TimeoutException;15public class 2 {16    public static void main(String[] args) throws ExecutionException, InterruptedException, TimeoutException {17        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> "Hello");18        System.out.println(lazyFuture.get(1, TimeUnit.SECONDS));19    }20}21import org.testcontainers.utility.LazyFuture;22import java.util.concurrent.ExecutionException;23import java.util.concurrent.TimeUnit;24import java.util.concurrent.TimeoutException;25public class 3 {26    public static void main(String[] args) throws ExecutionException, InterruptedException, TimeoutException {27        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> "Hello");28        System.out.println(lazyFuture.get(1, TimeUnit.SECONDS));29    }30}31import org.testcontainers.utility.LazyFuture;32import java.util.concurrent.ExecutionException;33import java.util.concurrent.TimeUnit;34import java.util.concurrent.TimeoutException;35public class 4 {36    public static void main(String[] args) throws ExecutionException, InterruptedException, TimeoutException {37        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> "Hello");38        System.out.println(lazyFuture.get(1, TimeUnit.SECONDS));39    }40}41import org.testcontainers.utility.LazyFuture;42import java.util.concurrent.ExecutionException;43import java.util.concurrent.TimeUnit;44import java.util.concurrent.TimeoutException;45public class 5 {46    public static void main(String[] args) throws ExecutionException, InterruptedException, TimeoutException {47        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> "Hello");

LazyFuture

Using AI Code Generation

1package org.testcontainers.utility;2import java.util.concurrent.Callable;3import java.util.concurrent.ExecutionException;4import java.util.concurrent.FutureTask;5public class LazyFuture<V> extends FutureTask<V> {6    public LazyFuture(Callable<V> callable) {7        super(callable);8    }9    public LazyFuture(Runnable runnable, V result) {10        super(runnable, result);11    }12    public V get() throws InterruptedException, ExecutionException {13        run();14        return super.get();15    }16    public V get(long timeout, java.util.concurrent.TimeUnit unit) throws InterruptedException, ExecutionException, java.util.concurrent.TimeoutException {17        run();18        return super.get(timeout, unit);19    }20}21package org.testcontainers.utility;22import java.util.concurrent.Callable;23import java.util.concurrent.ExecutionException;24import java.util.concurrent.FutureTask;25public class LazyFuture<V> extends FutureTask<V> {26    public LazyFuture(Callable<V> callable) {27        super(callable);28    }29    public LazyFuture(Runnable runnable, V result) {30        super(runnable, result);31    }32    public V get() throws InterruptedException, ExecutionException {33        run();34        return super.get();35    }36    public V get(long timeout, java.util.concurrent.TimeUnit unit) throws InterruptedException, ExecutionException, java.util.concurrent.TimeoutException {37        run();38        return super.get(timeout, unit);39    }40}41package org.testcontainers.utility;42import java.util.concurrent.Callable;43import java.util.concurrent.ExecutionException;44import java.util.concurrent.FutureTask;45public class LazyFuture<V> extends FutureTask<V> {46    public LazyFuture(Callable<V> callable) {47        super(callable);48    }49    public LazyFuture(Runnable runnable, V result) {50        super(runnable, result);51    }52    public V get() throws InterruptedException, ExecutionException {53        run();54        return super.get();55    }56    public V get(long timeout, java.util.concurrent.TimeUnit unit) throws InterruptedException, ExecutionException, java.util.concurrent.TimeoutException {57        run();58        return super.get(timeout, unit);59    }60}

LazyFuture

Using AI Code Generation

1package org.testcontainers.utility;2import java.util.concurrent.Callable;3import java.util.concurrent.FutureTask;4public class LazyFuture<T> extends FutureTask<T> {5    public LazyFuture(Callable<T> callable) {6        super(callable);7    }8    public LazyFuture(Runnable runnable, T result) {9        super(runnable, result);10    }11    public LazyFuture(Runnable runnable) {12        super(runnable, null);13    }14    public LazyFuture() {15        super(() -> null);16    }17    public T get() {18        run();19        return super.get();20    }21    public T get(long timeout, java.util.concurrent.TimeUnit unit) {22        run();23        return super.get(timeout, unit);24    }25}26package org.testcontainers.utility;27import java.util.concurrent.Callable;28import java.util.concurrent.FutureTask;29public class LazyFuture<T> extends FutureTask<T> {30    public LazyFuture(Callable<T> callable) {31        super(callable);32    }33    public LazyFuture(Runnable runnable, T result) {34        super(runnable, result);35    }36    public LazyFuture(Runnable runnable) {37        super(runnable, null);38    }39    public LazyFuture() {40        super(() -> null);41    }42    public T get() {43        run();44        return super.get();45    }46    public T get(long timeout, java.util.concurrent.TimeUnit unit) {47        run();48        return super.get(timeout, unit);49    }50}51package org.testcontainers.utility;52import java.util.concurrent.Callable;53import java.util.concurrent.FutureTask;54public class LazyFuture<T> extends FutureTask<T> {55    public LazyFuture(Callable<T> callable) {56        super(callable);57    }58    public LazyFuture(Runnable runnable, T result) {59        super(runnable, result);60    }61    public LazyFuture(Runnable runnable) {62        super(runnable, null);63    }64    public LazyFuture() {65        super(() -> null);66    }67    public T get() {68        run();69        return super.get();70    }71    public T get(long timeout, java.util.concurrent.TimeUnit unit) {72        run();

LazyFuture

Using AI Code Generation

1package org.testcontainers.utility;2import java.util.concurrent.CompletableFuture;3import java.util.concurrent.ExecutionException;4import java.util.concurrent.Future;5import java.util.concurrent.TimeUnit;6import java.util.concurrent.TimeoutException;7public class LazyFuture<T> implements Future<T> {8    private final CompletableFuture<T> delegate;9    public LazyFuture(CompletableFuture<T> delegate) {10        this.delegate = delegate;11    }12    public boolean cancel(boolean mayInterruptIfRunning) {13        return delegate.cancel(mayInterruptIfRunning);14    }15    public boolean isCancelled() {16        return delegate.isCancelled();17    }18    public boolean isDone() {19        return delegate.isDone();20    }21    public T get() throws InterruptedException, ExecutionException {22        return delegate.get();23    }24    public T get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {25        return delegate.get(timeout, unit);26    }27    public static <T> LazyFuture<T> completed(T value) {28        return new LazyFuture<>(CompletableFuture.completedFuture(value));29    }30}31package org.testcontainers.utility;32import java.util.concurrent.CompletableFuture;33import java.util.concurrent.ExecutionException;34import java.util.concurrent.Future;35import java.util.concurrent.TimeUnit;36import java.util.concurrent.TimeoutException;37public class LazyFuture<T> implements Future<T> {38    private final CompletableFuture<T> delegate;39    public LazyFuture(CompletableFuture<T> delegate) {40        this.delegate = delegate;41    }42    public boolean cancel(boolean mayInterruptIfRunning) {43        return delegate.cancel(mayInterruptIfRunning);44    }45    public boolean isCancelled() {46        return delegate.isCancelled();47    }48    public boolean isDone() {49        return delegate.isDone();50    }51    public T get() throws InterruptedException, ExecutionException {52        return delegate.get();53    }54    public T get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {55        return delegate.get(timeout, unit);56    }57    public static <T> LazyFuture<T> completed(T value) {58        return new LazyFuture<>(CompletableFuture.completedFuture(value));59    }60}

LazyFuture

Using AI Code Generation

1import org.testcontainers.containers.GenericContainer;2import org.testcontainers.containers.output.OutputFrame;3import org.testcontainers.containers.output.WaitingConsumer;4import org.testcontainers.utility.LazyFuture;5import java.util.concurrent.TimeUnit;6public class TestContainer {7    public static void main(String[] args) throws Exception {8        GenericContainer container = new GenericContainer("ubuntu:latest");9        container.start();10        WaitingConsumer consumer = new WaitingConsumer();11        container.followOutput(consumer);12        container.execInContainer("echo", "hello");13        OutputFrame frame = consumer.waitUntil(frame1 -> frame1.getUtf8String().contains("hello"), 10, TimeUnit.SECONDS);14        System.out.println(frame.getUtf8String());15        container.stop();16    }17}

LazyFuture

Using AI Code Generation

1import org.testcontainers.utility.LazyFuture;2public class LazyFutureTest {3    public static void main(String[] args) {4        LazyFuture<String> lazyFuture = new LazyFuture<String>(() -> {5            return "Hello World!";6        });7        System.out.println(lazyFuture.get());8    }9}

LazyFuture

Using AI Code Generation

1package org.testcontainers.containers;2import org.testcontainers.containers.output.OutputFrame;3import org.testcontainers.containers.output.ToStringConsumer;4import org.testcontainers.utility.LazyFuture;5import java.util.concurrent.ExecutionException;6public class LazyFutureTest {7    public static void main(String[] args) {8        GenericContainer container = new GenericContainer("alpine:3.3")9                .withCommand("sh", "-c", "echo hello; sleep 1; echo world");10        container.start();11        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> {12            ToStringConsumer toStringConsumer = new ToStringConsumer();13            container.followOutput(toStringConsumer);14            return toStringConsumer.toString();15        });16        container.stop();17        try {

LazyFuture

Using AI Code Generation

1package org.testcontainers.utility;2import java.util.concurrent.Future;3class LazyFuture {4  public static void main(String[] args) {5    Future<Integer> future = new Future<Integer>() {6      public boolean cancel(boolean mayInterruptIfRunning) {7        return false;8      }9      public boolean isCancelled() {10        return false;11      }12      public boolean isDone() {13        return false;14      }15      public Integer get() {16        return null;17      }18      public Integer get(long timeout, TimeUnit unit) {19        return null;20      }21    };22  }23}24package org.testcontainers.utility;25import java.util.concurrent.Future;26class LazyFuture {27  public static void main(String[] args) {28    Future<Integer> future = new Future<Integer>() {29      public boolean cancel(boolean mayInterruptIfRunning) {30        return false;31      }32      public boolean isCancelled() {33        return false;34      }35      public boolean isDone() {36        return false;37      }38      public Integer get() {39        return null;40      }41      public Integer get(long timeout, TimeUnit unit) {42        return null;43      }44    };45  }46}47package org.testcontainers.utility;48import java.util.concurrent.Future;49class LazyFuture {50  public static void main(String[] args) {51    Future<Integer> future = new Future<Integer>() {52      public boolean cancel(boolean mayInterruptIfRunning) {53        return false;54      }55      public boolean isCancelled() {56        return false;57      }58      public boolean isDone() {59        return false;60      }61      public Integer get() {62        return null;63      }64      public Integer get(long timeout, TimeUnit unit) {65        return null;66      }67    };68  }69}

LazyFuture

Using AI Code Generation

1import org.testcontainers.utility.LazyFuture;2import java.util.concurrent.CompletableFuture;3import java.util.concurrent.ExecutionException;4import java.util.concurrent.TimeUnit;5import java.util.concurrent.TimeoutException;6public class LazyFutureTest {7    public static void main(String[] args) throws InterruptedException, ExecutionException, TimeoutException {8        LazyFuture<String> lazyFuture = new LazyFuture<>(() -> {9            CompletableFuture<String> completableFuture = new CompletableFuture<>();10            completableFuture.complete("Hello World!");11            return completableFuture;12        });13        System.out.println(lazyFuture.get(1, TimeUnit.SECONDS));14    }15}

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