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k0l0ssus 2018-08-07 00:16:23 -04:00 committed by GitHub
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commit ac9ef8d6d0
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2 changed files with 43 additions and 22 deletions
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33
jersey-client-rx/src/main/java/com/baeldung/samples/jerseyrx/ClientOrchestration.java
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@ -2,6 +2,7 @@ package com.baeldung.samples.jerseyrx;
import io.reactivex.Flowable; import io.reactivex.Flowable;
import io.reactivex.disposables.Disposable; import io.reactivex.disposables.Disposable;
import java.util.LinkedList;
import java.util.List; import java.util.List;
import java.util.concurrent.CompletableFuture; import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionStage; import java.util.concurrent.CompletionStage;
@ -31,6 +32,7 @@ public class ClientOrchestration {
WebTarget userIdService = client.target("http://localhost:8080/serviceA/id"); WebTarget userIdService = client.target("http://localhost:8080/serviceA/id");
WebTarget nameService = client.target("http://localhost:8080/serviceA/{empId}/name"); WebTarget nameService = client.target("http://localhost:8080/serviceA/{empId}/name");
WebTarget hashService = client.target("http://localhost:8080/serviceA/{comboIDandName}/hash"); WebTarget hashService = client.target("http://localhost:8080/serviceA/{comboIDandName}/hash");
LinkedList<Throwable> failures = new LinkedList<>();
Logger logger = Logger.getLogger("ClientOrchestrator"); Logger logger = Logger.getLogger("ClientOrchestrator");
@ -72,6 +74,7 @@ public class ClientOrchestration {
@Override @Override
public void failed(Throwable throwable) { public void failed(Throwable throwable) {
completionTracker.countDown(); completionTracker.countDown();
failures.add(throwable);
logger.log(Level.WARNING, "[InvocationCallback] An error has occurred in the hashing request step {0}", throwable.getMessage()); logger.log(Level.WARNING, "[InvocationCallback] An error has occurred in the hashing request step {0}", throwable.getMessage());
} }
}); });
@ -80,6 +83,7 @@ public class ClientOrchestration {
@Override @Override
public void failed(Throwable throwable) { public void failed(Throwable throwable) {
completionTracker.countDown(); completionTracker.countDown();
failures.add(throwable);
logger.log(Level.WARNING, "[InvocationCallback] An error has occurred in the username request step {0}", throwable.getMessage()); logger.log(Level.WARNING, "[InvocationCallback] An error has occurred in the username request step {0}", throwable.getMessage());
} }
}); });
@ -90,6 +94,7 @@ public class ClientOrchestration {
logger.warning("[InvocationCallback] Some requests didn't complete within the timeout"); logger.warning("[InvocationCallback] Some requests didn't complete within the timeout");
} }
} catch (InterruptedException ex) { } catch (InterruptedException ex) {
failures.add(ex);
Logger.getLogger(ClientOrchestration.class.getName()).log(Level.SEVERE, null, ex); Logger.getLogger(ClientOrchestration.class.getName()).log(Level.SEVERE, null, ex);
} }
@ -97,6 +102,7 @@ public class ClientOrchestration {
@Override @Override
public void failed(Throwable throwable) { public void failed(Throwable throwable) {
failures.add(throwable);
logger.warning("Couldn't get the list of IDs"); logger.warning("Couldn't get the list of IDs");
} }
}); });
@ -108,7 +114,8 @@ public class ClientOrchestration {
.rx() .rx()
.get(new GenericType<EmployeeDTO>() { .get(new GenericType<EmployeeDTO>() {
}) })
.exceptionally((Throwable throwable) -> { .exceptionally((throwable) -> {
failures.add(throwable);
logger.warning("[CompletionStage] An error has occurred"); logger.warning("[CompletionStage] An error has occurred");
return null; return null;
}); });
@ -129,7 +136,8 @@ public class ClientOrchestration {
.get(String.class) .get(String.class)
.toCompletableFuture() .toCompletableFuture()
.thenAcceptAsync(hashValue -> logger.log(Level.INFO, "[CompletionFuture] The hash output {0}", hashValue)) .thenAcceptAsync(hashValue -> logger.log(Level.INFO, "[CompletionFuture] The hash output {0}", hashValue))
.exceptionally((Throwable throwable) -> { .exceptionally((throwable) -> {
failures.add(throwable);
logger.log(Level.WARNING, "[CompletionStage] Hash computation failed for {0}", id); logger.log(Level.WARNING, "[CompletionStage] Hash computation failed for {0}", id);
return null; return null;
}); });
@ -159,7 +167,10 @@ public class ClientOrchestration {
.rx(RxObservableInvoker.class) .rx(RxObservableInvoker.class)
.get(String.class) .get(String.class)
.asObservable() //gotten the name for the given empId .asObservable() //gotten the name for the given empId
.doOnError(throwable -> logger.log(Level.WARNING, " [Observable] An error has occurred in the username request step {0}", throwable.getMessage())) .doOnError((throwable) -> {
failures.add(throwable);
logger.log(Level.WARNING, " [Observable] An error has occurred in the username request step {0}", throwable.getMessage());
})
.subscribe(userName -> hashService .subscribe(userName -> hashService
.register(RxObservableInvokerProvider.class) .register(RxObservableInvokerProvider.class)
.resolveTemplate("comboIDandName", userName + id) .resolveTemplate("comboIDandName", userName + id)
@ -167,13 +178,15 @@ public class ClientOrchestration {
.rx(RxObservableInvoker.class) .rx(RxObservableInvoker.class)
.get(String.class) .get(String.class)
.asObservable() //gotten the hash value for empId+username .asObservable() //gotten the hash value for empId+username
.doOnError(throwable -> logger.log(Level.WARNING, " [Observable]An error has occurred in the hashing request step {0}", throwable.getMessage())) .doOnError((throwable) -> {
failures.add(throwable);
logger.log(Level.WARNING, " [Observable]An error has occurred in the hashing request step {0}", throwable.getMessage());
})
.subscribe(hashValue -> logger.log(Level.INFO, "[Observable] The hash output {0}", hashValue)))); .subscribe(hashValue -> logger.log(Level.INFO, "[Observable] The hash output {0}", hashValue))));
}); });
} }
public void flowableJavaOrchestrate() { public void flowableJavaOrchestrate() {
logger.info("Orchestrating with Flowable"); logger.info("Orchestrating with Flowable");
@ -191,13 +204,19 @@ public class ClientOrchestration {
.request() .request()
.rx(RxFlowableInvoker.class) .rx(RxFlowableInvoker.class)
.get(String.class) //gotten the name for the given empId .get(String.class) //gotten the name for the given empId
.doOnError(throwable -> logger.log(Level.WARNING, "[Flowable] An error has occurred in the username request step {0}", throwable.getMessage())) .doOnError((throwable) -> {
failures.add(throwable);
logger.log(Level.WARNING, "[Flowable] An error has occurred in the username request step {0}", throwable.getMessage());
})
.subscribe(userName -> hashService.register(RxFlowableInvokerProvider.class) .subscribe(userName -> hashService.register(RxFlowableInvokerProvider.class)
.resolveTemplate("comboIDandName", userName + id) .resolveTemplate("comboIDandName", userName + id)
.request() .request()
.rx(RxFlowableInvoker.class) .rx(RxFlowableInvoker.class)
.get(String.class) //gotten the hash value for empId+username .get(String.class) //gotten the hash value for empId+username
.doOnError(throwable -> logger.warning(" [Flowable] An error has occurred in the hashing request step " + throwable.getMessage())) .doOnError((throwable) -> {
failures.add(throwable);
logger.warning(" [Flowable] An error has occurred in the hashing request step " + throwable.getMessage());
})
.subscribe(hashValue -> logger.log(Level.INFO, "[Flowable] The hash output {0}", hashValue)))); .subscribe(hashValue -> logger.log(Level.INFO, "[Flowable] The hash output {0}", hashValue))));
}); });

2
jersey-client-rx/src/test/java/com/baeldung/samples/jerseyrx/ClientOrchestrationTest.java
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@ -7,6 +7,7 @@ import static com.github.tomakehurst.wiremock.client.WireMock.equalTo;
import static com.github.tomakehurst.wiremock.client.WireMock.get; import static com.github.tomakehurst.wiremock.client.WireMock.get;
import static com.github.tomakehurst.wiremock.client.WireMock.stubFor; import static com.github.tomakehurst.wiremock.client.WireMock.stubFor;
import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo; import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
import junit.framework.Assert;
import org.junit.After; import org.junit.After;
import org.junit.Before; import org.junit.Before;
import org.junit.Test; import org.junit.Test;
@ -57,6 +58,7 @@ public class ClientOrchestrationTest {
orchestrator.observableJavaOrchestrate(); orchestrator.observableJavaOrchestrate();
orchestrator.flowableJavaOrchestrate(); orchestrator.flowableJavaOrchestrate();
Assert.assertTrue(orchestrator.failures.isEmpty());
} }
@After @After