Making an API Call and Processing the Result

import groovy.json.JsonSlurper

def location = 'Stockholm, Sweden'
def connection = new URL( "https://query.yahooapis.com/v1/public/yql?q=" +
        URLEncoder.encode(
                "select item " +
                        "from weather.forecast where woeid in " +
                        "(select woeid from geo.places(1) " +
                        "where text='$location')",
                'UTF-8' ) )
        .openConnection() as HttpURLConnection

// set some headers
connection.setRequestProperty( 'User-Agent', 'groovy-2.4.4' )
connection.setRequestProperty( 'Accept', 'application/json' )

if ( connection.responseCode == 200 ) {
    // get the JSON response
    def json = connection.inputStream.withCloseable { inStream ->
        new JsonSlurper().parse( inStream as InputStream )
    }

    // extract some data from the JSON, printing a report
    def item = json.query.results.channel.item
   	
    requestHeaderMapToTargetAPI.put("title" ,item.title)     
    requestHeaderMapToTargetAPI.put("Temperature" , "${item.condition?.temp}")
    requestHeaderMapToTargetAPI.put("Condition", "${item.condition?.text}")

    requestUrlParamMapToTargetAPI.put("title" ,item.title)     
    requestUrlParamMapToTargetAPI.put("Temperature" , "${item.condition?.temp}")
    requestUrlParamMapToTargetAPI.put("Condition", "${item.condition?.text}")

      bodyText= 'title:'+ item.title + ', temp:' + "${item.condition?.temp}" +", text:" + "${item.condition?.text}"
      
    // show some forecasts
    def forecast= 'Forecasts:'
    item.forecast.each { f ->
        forecast += ' * ${f.date} - Low: ${f.low}, High: ${f.high}, Condition: ${f.text}'
    }
} else {
  	requestHeaderMapToTargetAPI.put("responseCode" ,connection.responseCode)
    requestHeaderMapToTargetAPI.put("responseText" ,connection.inputStream.text)
      
    requestUrlParamMapToTargetAPI.put("responseCode" ,connection.responseCode)
    requestUrlParamMapToTargetAPI.put("responseText" ,connection.inputStream.text)
    
      bodyText='title:'+ item.title + ', code:' + connection.responseCode +", text:" + connection.inputStream.text
}
GROOVY