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-rw-r--r--common/pom.xml2
-rw-r--r--common/src/main/java/org/onap/so/client/RestClient.java16
-rw-r--r--common/src/main/java/org/onap/so/client/RestRequest.java6
-rw-r--r--common/src/main/java/org/onap/so/rest/exceptions/ExhaustedRetriesException.java19
-rw-r--r--common/src/test/java/org/onap/so/client/RestClientTest.java28
5 files changed, 44 insertions, 27 deletions
diff --git a/common/pom.xml b/common/pom.xml
index 4490b63c3b..a52897170a 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -111,7 +111,7 @@
<dependency>
<groupId>net.jodah</groupId>
<artifactId>failsafe</artifactId>
- <version>1.1.0</version>
+ <version>2.0.1</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
diff --git a/common/src/main/java/org/onap/so/client/RestClient.java b/common/src/main/java/org/onap/so/client/RestClient.java
index 0b3aa651a0..d3a4d444f7 100644
--- a/common/src/main/java/org/onap/so/client/RestClient.java
+++ b/common/src/main/java/org/onap/so/client/RestClient.java
@@ -26,6 +26,7 @@ import java.net.SocketTimeoutException;
import java.net.URI;
import java.net.URL;
import java.security.GeneralSecurityException;
+import java.time.Duration;
import java.util.ArrayList;
import java.util.Base64;
import java.util.HashMap;
@@ -33,7 +34,6 @@ import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
-import java.util.concurrent.TimeUnit;
import java.util.function.Predicate;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
@@ -275,22 +275,20 @@ public abstract class RestClient {
}
public Response method(String method, Object entity) {
- RetryPolicy policy = new RetryPolicy();
List<Predicate<Throwable>> items = retryOn();
Predicate<Throwable> pred = items.stream().reduce(Predicate::or).orElse(x -> false);
- policy.retryOn(error -> pred.test(error));
+ RetryPolicy<Object> policy =
+ new RetryPolicy<>().handleIf(pred).withDelay(Duration.ofMillis(this.props.getDelayBetweenRetries()))
+ .withMaxRetries(this.props.getRetries());
- policy.withDelay(this.props.getDelayBetweenRetries(), TimeUnit.MILLISECONDS)
- .withMaxRetries(this.props.getRetries());
-
- return Failsafe.with(policy).get(buildRequest(method, entity));
+ return Failsafe.with(policy).get(() -> buildRequest(method, entity));
}
- protected RestRequest buildRequest(String method, Object entity) {
- return new RestRequest(this, method, entity);
+ protected Response buildRequest(String method, Object entity) throws Exception {
+ return new RestRequest(this, method, entity).get();
}
private <T> Optional<T> format(Response response, Class<T> resultClass) {
diff --git a/common/src/main/java/org/onap/so/client/RestRequest.java b/common/src/main/java/org/onap/so/client/RestRequest.java
index 9d2fa42d00..9e6e818171 100644
--- a/common/src/main/java/org/onap/so/client/RestRequest.java
+++ b/common/src/main/java/org/onap/so/client/RestRequest.java
@@ -23,15 +23,15 @@
package org.onap.so.client;
import java.util.Optional;
-import java.util.concurrent.Callable;
import javax.ws.rs.HttpMethod;
import javax.ws.rs.NotFoundException;
import javax.ws.rs.client.Entity;
import javax.ws.rs.core.Response;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import net.jodah.failsafe.function.CheckedSupplier;
-public class RestRequest implements Callable<Response> {
+public class RestRequest implements CheckedSupplier<Response> {
private static final Logger logger = LoggerFactory.getLogger(RestRequest.class);
@@ -46,7 +46,7 @@ public class RestRequest implements Callable<Response> {
}
@Override
- public Response call() throws Exception {
+ public Response get() throws Exception {
final Response response;
if ("GET".equals(method)) {
response = this.client.getBuilder().accept(this.client.getAccept()).get();
diff --git a/common/src/main/java/org/onap/so/rest/exceptions/ExhaustedRetriesException.java b/common/src/main/java/org/onap/so/rest/exceptions/ExhaustedRetriesException.java
new file mode 100644
index 0000000000..6c91516b84
--- /dev/null
+++ b/common/src/main/java/org/onap/so/rest/exceptions/ExhaustedRetriesException.java
@@ -0,0 +1,19 @@
+package org.onap.so.rest.exceptions;
+
+public class ExhaustedRetriesException extends RuntimeException {
+
+ private static final long serialVersionUID = -8303091412739222943L;
+
+ public ExhaustedRetriesException(String s) {
+ super(s);
+ }
+
+ public ExhaustedRetriesException(Throwable t) {
+ super(t);
+ }
+
+ public ExhaustedRetriesException(String s, Throwable t) {
+ super(s, t);
+ }
+
+}
diff --git a/common/src/test/java/org/onap/so/client/RestClientTest.java b/common/src/test/java/org/onap/so/client/RestClientTest.java
index b550079607..745dee23e8 100644
--- a/common/src/test/java/org/onap/so/client/RestClientTest.java
+++ b/common/src/test/java/org/onap/so/client/RestClientTest.java
@@ -22,24 +22,24 @@ package org.onap.so.client;
import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
import java.net.MalformedURLException;
import java.net.SocketTimeoutException;
import javax.ws.rs.NotFoundException;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.UriBuilder;
import javax.ws.rs.core.UriBuilderException;
+import org.junit.Rule;
import org.junit.Test;
+import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
-import org.mockito.Mock;
import org.mockito.ArgumentMatchers;
-import org.onap.so.utils.TargetEntity;
+import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;
+import org.onap.so.utils.TargetEntity;
@RunWith(MockitoJUnitRunner.class)
public class RestClientTest {
@@ -49,34 +49,34 @@ public class RestClientTest {
@Mock
private RestProperties props;
+ @Rule
+ public ExpectedException thrown = ExpectedException.none();
@Test
public void retries() throws Exception {
RestClient spy = buildSpy();
- RestRequest mockCallable = mock(RestRequest.class);
- when(mockCallable.call()).thenThrow(new WebApplicationException(new SocketTimeoutException()));
- doReturn(mockCallable).when(spy).buildRequest(any(String.class), ArgumentMatchers.isNull());
+ doThrow(new WebApplicationException(new SocketTimeoutException())).when(spy).buildRequest(any(String.class),
+ ArgumentMatchers.isNull());
try {
spy.get();
} catch (Exception e) {
- // we expect an exception, ignore it
+ // ignore this exception for this test
}
- verify(mockCallable, times(3)).call();
+ verify(spy, times(3)).buildRequest(any(String.class), ArgumentMatchers.isNull());
}
@Test
public void exceptionDoNotRetry() throws Exception {
RestClient spy = buildSpy();
- RestRequest mockCallable = mock(RestRequest.class);
- when(mockCallable.call()).thenThrow(new WebApplicationException(new NotFoundException()));
- doReturn(mockCallable).when(spy).buildRequest(any(String.class), ArgumentMatchers.isNull());
+ doThrow(new WebApplicationException(new NotFoundException())).when(spy).buildRequest(any(String.class),
+ ArgumentMatchers.isNull());
try {
spy.get();
} catch (Exception e) {
// we expect an exception, ignore it
}
- verify(mockCallable, times(1)).call();
+ verify(spy, times(1)).buildRequest(any(String.class), ArgumentMatchers.isNull());
}