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-rw-r--r--jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/JaxRsStrategyFactory.java2
-rw-r--r--jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/RetryingJaxRsStrategy.java17
2 files changed, 15 insertions, 4 deletions
diff --git a/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/JaxRsStrategyFactory.java b/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/JaxRsStrategyFactory.java
index 6523a0c138f..1459024767d 100644
--- a/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/JaxRsStrategyFactory.java
+++ b/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/JaxRsStrategyFactory.java
@@ -53,7 +53,7 @@ public class JaxRsStrategyFactory {
this.scheme = scheme;
}
- public <T> JaxRsStrategy<T> apiWithRetries(final Class<T> apiClass, final String pathPrefix) {
+ public <T> RetryingJaxRsStrategy<T> apiWithRetries(final Class<T> apiClass, final String pathPrefix) {
Objects.requireNonNull(apiClass, "apiClass argument may not be null");
Objects.requireNonNull(pathPrefix, "pathPrefix argument may not be null");
return new RetryingJaxRsStrategy<T>(hostNames, port, jaxRsClientFactory, apiClass, pathPrefix, scheme);
diff --git a/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/RetryingJaxRsStrategy.java b/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/RetryingJaxRsStrategy.java
index 73320a4c72d..65b302ef4ff 100644
--- a/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/RetryingJaxRsStrategy.java
+++ b/jaxrs_client_utils/src/main/java/com/yahoo/vespa/jaxrs/client/RetryingJaxRsStrategy.java
@@ -21,7 +21,6 @@ import java.util.logging.Logger;
*/
public class RetryingJaxRsStrategy<T> implements JaxRsStrategy<T> {
private static final Logger logger = Logger.getLogger(RetryingJaxRsStrategy.class.getName());
- private static final int NUM_LOOP_ATTEMPTS = 2;
private final List<HostName> hostNames;
private final int port;
@@ -30,6 +29,8 @@ public class RetryingJaxRsStrategy<T> implements JaxRsStrategy<T> {
private String pathPrefix;
private final String scheme;
+ private int maxIterations = 2;
+
public RetryingJaxRsStrategy(
final Set<HostName> hostNames,
final int port,
@@ -52,11 +53,21 @@ public class RetryingJaxRsStrategy<T> implements JaxRsStrategy<T> {
this.scheme = scheme;
}
+ /**
+ * The the max number of times the hostnames should be iterated over, before giving up.
+ *
+ * <p>By default, maxIterations is 2.
+ */
+ public RetryingJaxRsStrategy<T> setMaxIterations(int maxIterations) {
+ this.maxIterations = maxIterations;
+ return this;
+ }
+
@Override
public <R> R apply(final Function<T, R> function) throws IOException {
ProcessingException sampleException = null;
- for (int i = 0; i < NUM_LOOP_ATTEMPTS; ++i) {
+ for (int i = 0; i < maxIterations; ++i) {
for (final HostName hostName : hostNames) {
final T jaxRsClient = jaxRsClientFactory.createClient(apiClass, hostName, port, pathPrefix, scheme);
try {
@@ -72,7 +83,7 @@ public class RetryingJaxRsStrategy<T> implements JaxRsStrategy<T> {
final String message = String.format(
"Giving up invoking REST API after %d tries against hosts %s.%s",
- NUM_LOOP_ATTEMPTS,
+ maxIterations,
hostNames,
sampleException == null ? "" : ", sample error: " + sampleException.getMessage());