SpringCloud/spring-cloud-gateway
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Add logging statement for ClassCastException

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This commit is contained in:
Ryan Baxter
2018-07-28 10:58:04 -04:00
parent 831008f42d
commit 67de4c3cfa
1 changed files with 7 additions and 1 deletions
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8
spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/ReadBodyPredicateFactory.java
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@@ -20,6 +20,8 @@ package org.springframework.cloud.gateway.handler.predicate;
import java.util.Map;
import java.util.function.Predicate;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.cloud.gateway.support.BodyInserterContext;
import reactor.core.publisher.Mono;
@@ -41,6 +43,7 @@ import static org.springframework.cloud.gateway.filter.AdaptCachedBodyGlobalFilt
*/
public class ReadBodyPredicateFactory
extends AbstractRoutePredicateFactory<ReadBodyPredicateFactory.Config> {
protected static final Log LOGGER = LogFactory.getLog(ReadBodyPredicateFactory.class);
private static final String TEST_ATTRIBUTE = "read_body_predicate_test_attribute";
private static final String CACHE_REQUEST_BODY_OBJECT_KEY = "cachedRequestBodyObject";
@@ -64,7 +67,10 @@ public class ReadBodyPredicateFactory
boolean test = config.predicate.test(cachedBody);
exchange.getAttributes().put(TEST_ATTRIBUTE, test);
} catch(ClassCastException e) {
//predicate test failed because class in predicate does not match the cached body object
if(LOGGER.isDebugEnabled()) {
LOGGER.debug("Predicate test failed because class in predicate does not match the cached body object",
e);
}
}
modifiedBody = Mono.just(cachedBody);
} else {