feat(core): add one more default implementation of HttpClientResponseHandler

1 files changed, 28 insertions, 0 deletions

diff --git a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/http/HttpUtils.java b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/http/HttpUtils.java
index 1b6df3de..4b358adf 100644
--- a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/http/HttpUtils.java
+++ b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/http/HttpUtils.java
@@ -41,6 +41,7 @@ import org.apache.hc.core5.http.ClassicHttpResponse;
 import org.apache.hc.core5.http.ContentType;
 import org.apache.hc.core5.http.HttpException;
 import org.apache.hc.core5.http.HttpRequest;
+import org.apache.hc.core5.http.ParseException;
 import org.apache.hc.core5.http.io.HttpClientResponseHandler;
 import org.apache.hc.core5.http.io.entity.EntityUtils;
 import org.apache.hc.core5.http.message.StatusLine;
@@ -102,6 +103,33 @@ public class HttpUtils {
   }
   
   /**
+   * Http response-handler that gives a pair of http status-code, a copy of the
+   * full http-body as {@link InputStream} and the response {@link ContentType}.
+   * 
+   * @return {@link Triple} of http response {@link StatusLine}, http body as
+   *         {@link InputStream}, and {@link ContentType}
+   */
+  public static HttpClientResponseHandler<Triple<StatusLine, String, ContentType>> stringBodyStatusCodeResponseHandler() {
+    return new HttpClientResponseHandler<Triple<StatusLine, String, ContentType>>() {
+      @Override
+      public Triple<StatusLine, String, ContentType> handleResponse(
+          ClassicHttpResponse response)
+          throws ClientProtocolException, IOException {
+        try {
+          String body = EntityUtils.toString(response.getEntity());
+          return Triple.newInstance(new StatusLine(response), body,
+              ContentType.parse(response.getEntity().getContentType()));
+
+        } catch (ParseException | IOException e) {
+          log.warn("Can not process HTTP response. Return empty body content!", e);
+          return Triple.newInstance(new StatusLine(response), StringUtils.EMPTY,
+              ContentType.parse(response.getEntity().getContentType()));
+        }
+      }
+    };
+  }
+
+  /**
    * Helper method to retrieve server URL including context path.
    *
    * @param request HttpServletRequest