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-rw-r--r--src/main/java/org/onap/dcaegen2/services/pmmapper/model/MeasFilterConfig.java1
-rw-r--r--src/main/java/org/onap/dcaegen2/services/pmmapper/utils/RequiredFieldDeserializer.java42
-rw-r--r--src/test/java/org/onap/dcaegen2/pmmapper/config/ConfigHandlerTests.java30
-rw-r--r--src/test/resources/incomplete_mapper_config.json24
4 files changed, 60 insertions, 37 deletions
diff --git a/src/main/java/org/onap/dcaegen2/services/pmmapper/model/MeasFilterConfig.java b/src/main/java/org/onap/dcaegen2/services/pmmapper/model/MeasFilterConfig.java
index 0f1aaa9..a7d211f 100644
--- a/src/main/java/org/onap/dcaegen2/services/pmmapper/model/MeasFilterConfig.java
+++ b/src/main/java/org/onap/dcaegen2/services/pmmapper/model/MeasFilterConfig.java
@@ -33,6 +33,7 @@ import org.onap.dcaegen2.services.pmmapper.utils.GSONRequired;
@NoArgsConstructor
public class MeasFilterConfig {
+ @GSONRequired
@SerializedName("filters")
public List<Filter> filters;
diff --git a/src/main/java/org/onap/dcaegen2/services/pmmapper/utils/RequiredFieldDeserializer.java b/src/main/java/org/onap/dcaegen2/services/pmmapper/utils/RequiredFieldDeserializer.java
index e956398..258b831 100644
--- a/src/main/java/org/onap/dcaegen2/services/pmmapper/utils/RequiredFieldDeserializer.java
+++ b/src/main/java/org/onap/dcaegen2/services/pmmapper/utils/RequiredFieldDeserializer.java
@@ -25,8 +25,13 @@ import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
+import lombok.NonNull;
+
import java.lang.reflect.Field;
import java.lang.reflect.Type;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Stream;
/**
@@ -38,20 +43,35 @@ public class RequiredFieldDeserializer<T> implements JsonDeserializer<T> {
@Override
public T deserialize(JsonElement jsonElement, Type type, JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
T obj = new Gson().fromJson(jsonElement, type);
- for (Field field : obj.getClass().getDeclaredFields()) {
- if (field.getAnnotation(GSONRequired.class) != null) {
- field.setAccessible(true);
- try {
- if (field.get(obj) == null) {
- throw new JsonParseException(String.format("Field: '%s', is required but not found.", field.getName()));
- }
- } catch (Exception exception) {
- throw new JsonParseException("Failed to check fields.", exception);
- }
+ validateRequiredFields(obj.getClass().getDeclaredFields(), obj);
+ return obj;
+ }
+
+ private void validateRequiredFields(@NonNull Field[] fields, @NonNull Object pojo) {
+ if (pojo instanceof List) {
+ final List<?> pojoList = (List<?>) pojo;
+ for (final Object pojoListPojo : pojoList) {
+ validateRequiredFields(pojoListPojo.getClass().getDeclaredFields(), pojoListPojo);
}
}
- return obj;
+ Stream.of(fields)
+ .filter(field -> field.getAnnotation(GSONRequired.class) != null)
+ .forEach(field -> {
+ try {
+ field.setAccessible(true);
+ Object fieldObj = Optional.ofNullable(field.get(pojo))
+ .orElseThrow(()-> new JsonParseException(
+ String.format("Field '%s' in class '%s' is required but not found.",
+ field.getName(), pojo.getClass().getSimpleName())));
+
+ Field[] declaredFields = fieldObj.getClass().getDeclaredFields();
+ validateRequiredFields(declaredFields, fieldObj);
+ }
+ catch (Exception exception) {
+ throw new JsonParseException("Failed to check fields.", exception);
+ }
+ });
}
}
diff --git a/src/test/java/org/onap/dcaegen2/pmmapper/config/ConfigHandlerTests.java b/src/test/java/org/onap/dcaegen2/pmmapper/config/ConfigHandlerTests.java
index f6aa2a8..e2bb4f5 100644
--- a/src/test/java/org/onap/dcaegen2/pmmapper/config/ConfigHandlerTests.java
+++ b/src/test/java/org/onap/dcaegen2/pmmapper/config/ConfigHandlerTests.java
@@ -25,6 +25,8 @@ import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.UnknownHostException;
+import java.util.HashMap;
+import java.util.Map;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
@@ -48,6 +50,8 @@ import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import com.google.gson.Gson;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
@@ -114,8 +118,24 @@ public class ConfigHandlerTests {
@Test
public void mapper_parse_valid_json_missing_attributes() throws Exception {
- when(sender.send(anyString())).thenReturn(getFileContents("incomplete_mapper_config.json"));
- assertThrows(MapperConfigException.class, this::getMapperConfig);
+ Map<String,String> invalidConfigs = new HashMap<>();
+ invalidConfigs.put("streams_subscribes", "{}");
+ invalidConfigs.put("streams_publishes", "{}");
+ invalidConfigs.put("streams_publishes", null);
+ invalidConfigs.remove("streams_publishes");
+ invalidConfigs.put("pm-mapper-filter", null);
+ invalidConfigs.put("pm-mapper-filter", "{}");
+ invalidConfigs.put("pm-mapper-filter", "{ \"filters\": null},");
+ invalidConfigs.put("pm-mapper-filter", "{ \"filters\": [{\"pmDefVsn\": \"V9\"}] },");
+
+ invalidConfigs.forEach( (k,v) -> {
+ try {
+ when(sender.send(anyString())).thenReturn( getInvalidConfig(k,v));
+ assertThrows(MapperConfigException.class, this::getMapperConfig);
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ });
}
private MapperConfig getMapperConfig()
@@ -136,4 +156,10 @@ public class ConfigHandlerTests {
return fileAsString;
}
+ private String getInvalidConfig(String validKey, String invalidValue) {
+ JsonObject invalidConfigJson = new JsonParser().parse(validMapperConfig).getAsJsonObject();
+ invalidConfigJson.addProperty(validKey, invalidValue);
+ return invalidConfigJson.toString();
+ }
+
}
diff --git a/src/test/resources/incomplete_mapper_config.json b/src/test/resources/incomplete_mapper_config.json
deleted file mode 100644
index ed4ebd7..0000000
--- a/src/test/resources/incomplete_mapper_config.json
+++ /dev/null
@@ -1,24 +0,0 @@
-{
- "_comment": "This mapper config is missing streams_subscribes",
- "pm-mapper-filter": {
- "filters": "{[]}"
- },
- "3GPP.schema.file": "{\"3GPP_Schema\":\"./etc/3GPP_relaxed_schema.xsd\"}",
- "streams_subscribes": null,
- "streams_publishes": {
- "pm_mapper_handle_out": {
- "type": "message_router",
- "aaf_password": null,
- "dmaap_info": {
- "topic_url": "https://we-are-message-router.us:3905/events/some-topic",
- "client_role": null,
- "location": null,
- "client_id": null
- },
- "aaf_username": null
- }
- },
- "some parameter": "unauthenticated.PM_VES_OUTPUT",
- "some field": "1",
- "services_calls": {}
-} \ No newline at end of file