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-rw-r--r--prh-dmaap-client/src/main/java/org/onap/dcaegen2/services/prh/service/producer/ExtendedDmaapProducerHttpClientImpl.java94
1 files changed, 37 insertions, 57 deletions
diff --git a/prh-dmaap-client/src/main/java/org/onap/dcaegen2/services/prh/service/producer/ExtendedDmaapProducerHttpClientImpl.java b/prh-dmaap-client/src/main/java/org/onap/dcaegen2/services/prh/service/producer/ExtendedDmaapProducerHttpClientImpl.java
index 156c1891..bea36201 100644
--- a/prh-dmaap-client/src/main/java/org/onap/dcaegen2/services/prh/service/producer/ExtendedDmaapProducerHttpClientImpl.java
+++ b/prh-dmaap-client/src/main/java/org/onap/dcaegen2/services/prh/service/producer/ExtendedDmaapProducerHttpClientImpl.java
@@ -20,8 +20,13 @@
package org.onap.dcaegen2.services.prh.service.producer;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Optional;
import org.apache.http.HttpEntity;
-import org.apache.http.client.ResponseHandler;
+import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.client.utils.URIBuilder;
@@ -36,12 +41,6 @@ import org.onap.dcaegen2.services.prh.service.HttpUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.io.IOException;
-import java.io.UnsupportedEncodingException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.Optional;
-
public class ExtendedDmaapProducerHttpClientImpl {
private static Logger logger = LoggerFactory.getLogger(ExtendedDmaapProducerHttpClientImpl.class);
@@ -52,6 +51,7 @@ public class ExtendedDmaapProducerHttpClientImpl {
private final Integer dmaapPortNumber;
private final String dmaapTopicName;
private final String dmaapContentType;
+ private ConsumerDmaapModel consumerDmaapModel;
public ExtendedDmaapProducerHttpClientImpl(DmaapPublisherConfiguration configuration) {
@@ -64,75 +64,56 @@ public class ExtendedDmaapProducerHttpClientImpl {
}
public Optional<String> getHttpProducerResponse(ConsumerDmaapModel consumerDmaapModel) {
- Optional<String> extendedDetails = Optional.empty();
- Optional<HttpRequestBase> request = createRequest(consumerDmaapModel);
+ this.consumerDmaapModel = consumerDmaapModel;
try {
- extendedDetails = closeableHttpClient.execute(request.get(), dmaapProducerResponseHandler());
- } catch (IOException | NullPointerException e) {
+ return createRequest()
+ .flatMap(this::executeHttpClient);
+ } catch (NullPointerException | URISyntaxException e) {
logger.warn("Exception while executing HTTP request: ", e);
}
- return extendedDetails;
- }
-
- private Optional<StringEntity> createStringEntity(Optional<String> jsonBody) {
- return Optional.of(parseJson(jsonBody).get());
+ return Optional.empty();
}
- private Optional<StringEntity> parseJson(Optional<String> jsonBody) {
- Optional<StringEntity> stringEntity = Optional.empty();
+ private Optional<String> executeHttpClient(HttpRequestBase httpRequestBase) {
try {
- stringEntity = Optional.of(new StringEntity(jsonBody.get()));
- } catch (UnsupportedEncodingException e) {
- logger.warn("Exception while parsing JSON: ", e);
+ return closeableHttpClient.execute(httpRequestBase, this::getDmaapProducerResponseHandler);
+ } catch (IOException e) {
+ logger.warn("Exception while executing HTTP request: ", e);
}
- return stringEntity;
+ return Optional.empty();
}
- private Optional<HttpRequestBase> createRequest(ConsumerDmaapModel consumerDmaapModel) {
- Optional<HttpRequestBase> request = Optional.empty();
- final URI extendedURI = createDmaapPublisherExtendedURI();
-
- if ("application/json".equals(dmaapContentType)) {
- request = Optional.ofNullable(createRequest(extendedURI, consumerDmaapModel));
- request.get().addHeader("Content-type", dmaapContentType);
- }
-
- return request;
+ private Optional<HttpRequestBase> createRequest() throws URISyntaxException {
+ return "application/json".equals(dmaapContentType)
+ ? createDmaapPublisherExtendedURI().map(this::createHttpPostRequest)
+ : Optional.empty();
}
- private URI createDmaapPublisherExtendedURI() {
- URI extendedURI = null;
- final URIBuilder uriBuilder = new URIBuilder()
+ private Optional<URI> createDmaapPublisherExtendedURI() throws URISyntaxException {
+ return Optional.ofNullable(new URIBuilder()
.setScheme(dmaapProtocol)
.setHost(dmaapHostName)
.setPort(dmaapPortNumber)
- .setPath(dmaapTopicName);
- try {
- extendedURI = uriBuilder.build();
- logger.trace("Building extended URI: {}", extendedURI);
- } catch (URISyntaxException e) {
- logger.warn("Exception while building extended URI: ", e);
- }
- return extendedURI;
+ .setPath(dmaapTopicName).build());
}
- private HttpRequestBase createRequest(URI extendedURI, ConsumerDmaapModel consumerDmaapModel) {
- if (extendedURI != null) {
- return createHttpPost(extendedURI, Optional.ofNullable(CommonFunctions.createJsonBody(consumerDmaapModel)));
- } else {
- return null;
- }
- }
-
- private HttpPost createHttpPost(URI extendedURI, Optional<String> jsonBody) {
+ private HttpPost createHttpPostRequest(URI extendedURI) {
HttpPost post = new HttpPost(extendedURI);
- Optional<StringEntity> stringEntity = createStringEntity(jsonBody);
- post.setEntity(stringEntity.get());
+ post.addHeader("Content-type", dmaapContentType);
+ createStringEntity().ifPresent(post::setEntity);
return post;
}
- private ResponseHandler<Optional<String>> dmaapProducerResponseHandler() {
- return httpResponse -> {
+ private Optional<StringEntity> createStringEntity() {
+ try {
+ return Optional.of(new StringEntity(CommonFunctions.createJsonBody(consumerDmaapModel)));
+ } catch (UnsupportedEncodingException | IllegalArgumentException e) {
+ logger.warn("Exception while parsing JSON: ", e);
+ }
+ return Optional.empty();
+ }
+
+ private Optional<String> getDmaapProducerResponseHandler(HttpResponse httpResponse) throws IOException {
final int responseCode = httpResponse.getStatusLine().getStatusCode();
final HttpEntity responseEntity = httpResponse.getEntity();
@@ -144,6 +125,5 @@ public class ExtendedDmaapProducerHttpClientImpl {
logger.warn("HTTP response not successful : {}", response);
return Optional.of("" + responseCode);
}
- };
}
}