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-rw-r--r--aai-resources/src/main/java/org/onap/aai/web/JerseyConfiguration.java177
1 files changed, 88 insertions, 89 deletions
diff --git a/aai-resources/src/main/java/org/onap/aai/web/JerseyConfiguration.java b/aai-resources/src/main/java/org/onap/aai/web/JerseyConfiguration.java
index 4cd09bf..9592639 100644
--- a/aai-resources/src/main/java/org/onap/aai/web/JerseyConfiguration.java
+++ b/aai-resources/src/main/java/org/onap/aai/web/JerseyConfiguration.java
@@ -19,122 +19,121 @@
*/
package org.onap.aai.web;
+import static java.lang.Boolean.parseBoolean;
+import static java.util.Comparator.comparingInt;
+
+import java.lang.reflect.AnnotatedElement;
+import java.util.Collection;
+import java.util.Comparator;
+import java.util.Set;
+import java.util.logging.Logger;
+import javax.annotation.Priority;
+import javax.ws.rs.container.ContainerRequestFilter;
+import javax.ws.rs.container.ContainerResponseFilter;
+import jersey.repackaged.com.google.common.collect.Sets;
import org.glassfish.jersey.filter.LoggingFilter;
import org.glassfish.jersey.server.ResourceConfig;
-import org.onap.aai.rest.*;
+import org.onap.aai.rest.BulkAddConsumer;
+import org.onap.aai.rest.BulkProcessConsumer;
+import org.onap.aai.rest.ExampleConsumer;
+import org.onap.aai.rest.LegacyMoxyConsumer;
+import org.onap.aai.rest.URLFromVertexIdConsumer;
+import org.onap.aai.rest.VertexIdConsumer;
import org.onap.aai.rest.bulk.BulkSingleTransactionConsumer;
import org.onap.aai.rest.util.EchoResponse;
import org.reflections.Reflections;
import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.core.env.Environment;
-import org.springframework.stereotype.Component;
-import javax.annotation.Priority;
-import javax.ws.rs.container.ContainerRequestFilter;
-import javax.ws.rs.container.ContainerResponseFilter;
-import java.util.List;
-import java.util.Set;
-import java.util.logging.Logger;
-import java.util.stream.Collectors;
-
-@Component
-public class JerseyConfiguration extends ResourceConfig {
+@Configuration
+public class JerseyConfiguration {
private static final Logger log = Logger.getLogger(JerseyConfiguration.class.getName());
- private Environment env;
+ private static final String LOGGING_ENABLED_PROPERTY = "aai.request.logging.enabled";
+ private static final String INTERCEPTOR_PACKAGE = "org.onap.aai.interceptors";
+ private static final boolean ENABLE_RESPONSE_LOGGING = false;
+
+ private final Reflections reflections = new Reflections(INTERCEPTOR_PACKAGE);
+ private final Environment environment;
@Autowired
- public JerseyConfiguration(Environment env) {
-
- this.env = env;
-
- register(EchoResponse.class);
- register(VertexIdConsumer.class);
- register(ExampleConsumer.class);
- register(BulkAddConsumer.class);
- register(BulkProcessConsumer.class);
- register(BulkSingleTransactionConsumer.class);
- register(LegacyMoxyConsumer.class);
- register(URLFromVertexIdConsumer.class);
-
- //Request Filters
- registerFiltersForRequests();
- // Response Filters
- registerFiltersForResponses();
-
- // Following registers the request headers and response headers
- // If the LoggingFilter second argument is set to true, it will print response value as well
- if ("true".equalsIgnoreCase(env.getProperty("aai.request.logging.enabled"))) {
- register(new LoggingFilter(log, false));
+ public JerseyConfiguration(Environment environment) {
+ this.environment = environment;
+ }
+
+ @Bean
+ public ResourceConfig resourceConfig() {
+ ResourceConfig resourceConfig = new ResourceConfig();
+
+ Set<Class<?>> classes = Sets.newHashSet(
+ EchoResponse.class,
+ VertexIdConsumer.class,
+ ExampleConsumer.class,
+ BulkAddConsumer.class,
+ BulkProcessConsumer.class,
+ BulkSingleTransactionConsumer.class,
+ LegacyMoxyConsumer.class,
+ URLFromVertexIdConsumer.class
+ );
+ resourceConfig.registerClasses(classes);
+ registerFiltersForClasses(resourceConfig, ContainerRequestFilter.class, ContainerResponseFilter.class);
+
+ if (isLoggingEnabled()) {
+ logRequests(resourceConfig);
}
+
+ return resourceConfig;
}
- public void registerFiltersForRequests() {
+ private void registerFiltersForClasses(ResourceConfig resourceConfig, Class<?>... classes) {
+ for (Class<?> clazz : classes) {
+ registerFiltersFor(clazz, resourceConfig);
+ }
+ }
+
+ private <T> void registerFiltersFor(Class<T> clazz, ResourceConfig resourceConfig) {
+ Set<Class<? extends T>> filters = reflections.getSubTypesOf(clazz);
- // Find all the classes within the interceptors package
- Reflections reflections = new Reflections("org.onap.aai.interceptors");
- // Filter them based on the clazz that was passed in
- Set<Class<? extends ContainerRequestFilter>> filters = reflections.getSubTypesOf(ContainerRequestFilter.class);
+ throwIfPriorityAnnotationAbsent(filters);
+ filters.stream()
+ .filter(this::isEnabledByActiveProfiles)
+ .sorted(priorityComparator())
+ .forEach(resourceConfig::register);
+ }
- // Check to ensure that each of the filter has the @Priority annotation and if not throw exception
- for (Class filterClass : filters) {
- if (filterClass.getAnnotation(Priority.class) == null) {
- throw new RuntimeException("Container filter " + filterClass.getName() + " does not have @Priority annotation");
+ private <T> void throwIfPriorityAnnotationAbsent(Collection<Class<? extends T>> classes) {
+ for (Class clazz : classes) {
+ if (!clazz.isAnnotationPresent(Priority.class)) {
+ throw new MissingFilterPriorityException(clazz);
}
}
+ }
- // Turn the set back into a list
- List<Class<? extends ContainerRequestFilter>> filtersList = filters
- .stream()
- .filter(f -> {
- if (f.isAnnotationPresent(Profile.class)
- && !env.acceptsProfiles(f.getAnnotation(Profile.class).value())) {
- return false;
- }
- return true;
- })
- .collect(Collectors.toList());
-
- // Sort them by their priority levels value
- filtersList.sort((c1, c2) -> Integer.valueOf(c1.getAnnotation(Priority.class).value()).compareTo(c2.getAnnotation(Priority.class).value()));
-
- // Then register this to the jersey application
- filtersList.forEach(this::register);
+ private <T> Comparator<Class<? extends T>> priorityComparator() {
+ return comparingInt(clazz -> clazz.getAnnotation(Priority.class).value());
}
- public void registerFiltersForResponses() {
+ private void logRequests(ResourceConfig resourceConfig) {
+ resourceConfig.register(new LoggingFilter(log, ENABLE_RESPONSE_LOGGING));
+ }
- // Find all the classes within the interceptors package
- Reflections reflections = new Reflections("org.onap.aai.interceptors");
- // Filter them based on the clazz that was passed in
- Set<Class<? extends ContainerResponseFilter>> filters = reflections.getSubTypesOf(ContainerResponseFilter.class);
+ private boolean isLoggingEnabled() {
+ return parseBoolean(environment.getProperty(LOGGING_ENABLED_PROPERTY));
+ }
+ private boolean isEnabledByActiveProfiles(AnnotatedElement annotatedElement) {
+ return !annotatedElement.isAnnotationPresent(Profile.class) ||
+ environment.acceptsProfiles(annotatedElement.getAnnotation(Profile.class).value());
+ }
- // Check to ensure that each of the filter has the @Priority annotation and if not throw exception
- for (Class filterClass : filters) {
- if (filterClass.getAnnotation(Priority.class) == null) {
- throw new RuntimeException("Container filter " + filterClass.getName() + " does not have @Priority annotation");
- }
+ private class MissingFilterPriorityException extends RuntimeException {
+ private MissingFilterPriorityException(Class<?> clazz) {
+ super("Container filter " + clazz.getName() + " does not have @Priority annotation");
}
-
- // Turn the set back into a list
- List<Class<? extends ContainerResponseFilter>> filtersList = filters.stream()
- .filter(f -> {
- if (f.isAnnotationPresent(Profile.class)
- && !env.acceptsProfiles(f.getAnnotation(Profile.class).value())) {
- return false;
- }
- return true;
- })
- .collect(Collectors.toList());
-
- // Sort them by their priority levels value
- filtersList.sort((c1, c2) -> Integer.valueOf(c1.getAnnotation(Priority.class).value()).compareTo(c2.getAnnotation(Priority.class).value()));
-
- // Then register this to the jersey application
- filtersList.forEach(this::register);
}
-}
+} \ No newline at end of file