Add a toString() method to MultiSearchResponse

Author: dadoonet

src/main/java/org/elasticsearch/action/search/MultiSearchResponse.java

@@ -9,6 +9,7 @@
 import org.elasticsearch.common.xcontent.ToXContent;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentBuilderString;
+import org.elasticsearch.common.xcontent.XContentFactory;
 
 import java.io.IOException;
 import java.util.Iterator;
@@ -168,4 +169,17 @@ static final class Fields {
  static final XContentBuilderString RESPONSES = new XContentBuilderString("responses");
  static final XContentBuilderString ERROR = new XContentBuilderString("error");
  }
+ 
+ @Override
+ public String toString() {
+ try {
+ XContentBuilder builder = XContentFactory.jsonBuilder().prettyPrint();
+ builder.startObject();
+ toXContent(builder, EMPTY_PARAMS);
+ builder.endObject();
+ return builder.string();
+ } catch (IOException e) {
+ return "{ \"error\" : \"" + e.getMessage() + "\"}";
+ }
+ }
 }