I am using esri/request function to Solve a geometric Network and retrieve data from an ArcGIS server. This is the code which I am using
<SPAN class="token function">require</SPAN><SPAN class="punctuation token">(</SPAN><SPAN class="punctuation token">[</SPAN><SPAN class="string token">"esri/request"</SPAN><SPAN class="punctuation token">]</SPAN><SPAN class="punctuation token">,</SPAN> <SPAN class="keyword token">function</SPAN><SPAN class="punctuation token">(</SPAN>esriRequest<SPAN class="punctuation token">)</SPAN> <SPAN class="punctuation token">{</SPAN>
<SPAN class="keyword token">var</SPAN> params <SPAN class="operator token">=</SPAN> <SPAN class="punctuation token">{</SPAN>
f<SPAN class="punctuation token">:</SPAN> <SPAN class="string token">"json"</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">;</SPAN>
params<SPAN class="punctuation token">.</SPAN>outFields <SPAN class="operator token">=</SPAN> agsConfig<SPAN class="punctuation token">.</SPAN>outFields<SPAN class="punctuation token">;</SPAN>
params<SPAN class="punctuation token">.</SPAN>outSR <SPAN class="operator token">=</SPAN> outSR<SPAN class="punctuation token">;</SPAN>
params<SPAN class="punctuation token">.</SPAN>maxTracedFeatures <SPAN class="operator token">=</SPAN> agsConfig<SPAN class="punctuation token">.</SPAN>maxTracedFeatures<SPAN class="punctuation token">;</SPAN>
params<SPAN class="punctuation token">.</SPAN>tolerance <SPAN class="operator token">=</SPAN> agsConfig<SPAN class="punctuation token">.</SPAN>tolerance<SPAN class="punctuation token">;</SPAN>
params<SPAN class="punctuation token">.</SPAN>flowElements <SPAN class="operator token">=</SPAN> traceFlowElement<SPAN class="punctuation token">;</SPAN>
<SPAN class="comment token">//...</SPAN>
<SPAN class="keyword token">function</SPAN> <SPAN class="token function">solve</SPAN><SPAN class="punctuation token">(</SPAN>traceSolverType<SPAN class="punctuation token">,</SPAN> params<SPAN class="punctuation token">)</SPAN> <SPAN class="punctuation token">{</SPAN>
esri<SPAN class="punctuation token">.</SPAN><SPAN class="token function">request</SPAN><SPAN class="punctuation token">(</SPAN><SPAN class="punctuation token">{</SPAN>
url<SPAN class="punctuation token">:</SPAN> url<SPAN class="punctuation token">,</SPAN>
content<SPAN class="punctuation token">:</SPAN> params<SPAN class="punctuation token">,</SPAN>
callbackParamName<SPAN class="punctuation token">:</SPAN> <SPAN class="string token">"callback"</SPAN><SPAN class="punctuation token">,</SPAN>
load<SPAN class="punctuation token">:</SPAN> <SPAN class="keyword token">function</SPAN> <SPAN class="punctuation token">(</SPAN>result<SPAN class="punctuation token">)</SPAN> <SPAN class="punctuation token">{</SPAN>
<SPAN class="keyword token">if</SPAN> <SPAN class="punctuation token">(</SPAN>result<SPAN class="punctuation token">.</SPAN>hasError<SPAN class="punctuation token">)</SPAN> <SPAN class="punctuation token">{</SPAN>
console<SPAN class="punctuation token">.</SPAN><SPAN class="token function">log</SPAN><SPAN class="punctuation token">(</SPAN><SPAN class="string token">"Error Solve - description: ${errorDescription}"</SPAN><SPAN class="punctuation token">)</SPAN><SPAN class="punctuation token">;</SPAN>
<SPAN class="punctuation token">}</SPAN> <SPAN class="keyword token">else</SPAN> <SPAN class="punctuation token">{</SPAN>
<SPAN class="keyword token">var</SPAN> junctionsResultFeatures <SPAN class="operator token">=</SPAN> result<SPAN class="punctuation token">.</SPAN>junctions<SPAN class="punctuation token">;</SPAN>
<SPAN class="keyword token">var</SPAN> json <SPAN class="operator token">=</SPAN> JSON<SPAN class="punctuation token">.</SPAN><SPAN class="token function">stringify</SPAN><SPAN class="punctuation token">(</SPAN>junctionsResultFeatures<SPAN class="punctuation token">)</SPAN><SPAN class="punctuation token">;</SPAN>
console<SPAN class="punctuation token">.</SPAN><SPAN class="token function">log</SPAN><SPAN class="punctuation token">(</SPAN>json<SPAN class="punctuation token">)</SPAN><SPAN class="punctuation token">;</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
error<SPAN class="punctuation token">:</SPAN> <SPAN class="keyword token">function</SPAN> <SPAN class="punctuation token">(</SPAN>error<SPAN class="punctuation token">)</SPAN> <SPAN class="punctuation token">{</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">)</SPAN><SPAN class="punctuation token">;</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">)</SPAN><SPAN class="punctuation token">;</SPAN><SPAN class="line-numbers-rows"><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN></SPAN>and the output in JSON out put is like below which as you can see the displayFieldName node is empty "". Can you please let me know what I am missing in the request params settings to get the displayFieldName ?
<SPAN class="punctuation token">[</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"displayFieldName"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">""</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"fieldAliases"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometryType"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"esriGeometryPoint"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"spatialReference"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"wkid"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">4326</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"latestWkid"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">4326</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"fields"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">[</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"name"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"type"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"esriFieldTypeOID"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"alias"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">]</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"features"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">[</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"attributes"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">1101</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometry"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"x"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="operator token">-</SPAN><SPAN class="number token">88.16815406499995</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"y"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">41.79624553800005</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">]</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"displayFieldName"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">""</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"fieldAliases"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometryType"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"esriGeometryPoint"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"spatialReference"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"wkid"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">4326</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"latestWkid"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">4326</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"fields"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">[</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"name"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"type"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"esriFieldTypeOID"</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"alias"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="string token">"OBJECTID"</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">]</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"features"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">[</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"attributes"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">1407</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometry"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"x"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="operator token">-</SPAN><SPAN class="number token">88.16725130299994</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"y"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">41.796718816000066</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"attributes"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">1413</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometry"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"x"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="operator token">-</SPAN><SPAN class="number token">88.16639792099994</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"y"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">41.79674986500004</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"attributes"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"OBJECTID"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">1414</SPAN>
<SPAN class="punctuation token">}</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"geometry"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="punctuation token">{</SPAN>
<SPAN class="string token">"x"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="operator token">-</SPAN><SPAN class="number token">88.16511888299999</SPAN><SPAN class="punctuation token">,</SPAN>
<SPAN class="string token">"y"</SPAN><SPAN class="punctuation token">:</SPAN><SPAN class="number token">41.79660011900006</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">]</SPAN>
<SPAN class="punctuation token">}</SPAN>
<SPAN class="punctuation token">]</SPAN><SPAN class="line-numbers-rows"><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN><SPAN></SPAN></SPAN>