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POhow do I get a List of Key values in ParameterMap (Spring)
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  1. POhow do I get a List of Key values in ParameterMap (Spring)
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    copied!<p>I hava a ParameterMap set that has completely different parameters in different scenarios</p> <p>What i need is a String Array of "keys" in the ParameterMap</p> <p>The closest i have got is using reportParams.toString(); Here is what i used to get the folowing output</p> <pre><code>ParameterMap reportParams = context.getRequestParameters(); System.out.println(reportParams.toString()); </code></pre> <p>// The Output</p> <p>map['username' -> 'user', 'decorate' -> 'no', 'decorator' -> 'empty', 'ajax' -> 'true', '_eventId' -> 'refreshReport', 'VEFactorSelection'-> '1', 'campusAndFaculty' -> array['111', '113', '115', '118', '112', '114', '116', '117', '21907', '21908', '99040', '99010', '99100', '99230', '99240'], '_flowExecutionKey' -> 'e4s1', 'reportLanguage' -> '3', 'date' -> '2013/06/20', 'nameType2' -> '1', 'confirm' -> 'true']</p> <p>So what i want as end result is</p> <p>username, decorate, decorator, ajax, _ecentId, VEFactorSelection, campusAndFaculty, _flowExecutionKey, reportLanguage, date, nameType2, confirm</p> <p>I have Tried this</p> <pre><code>ParameterMap reportParams = context.getRequestParameters(); final List&lt;String&gt; names = new ArrayList&lt;String&gt;(); for (final Object o: reportParams.asMap().keySet()) names.add((String) o); final String[] array = names.toArray(new String[names.size()]); System.out.println(array[0]); // this part is just to see if i get output </code></pre> <p>End result of above code:</p> <p>=================================== org.springframework.beans.ConversionNotSupportedException: Failed to convert property value of type 'java.util.LinkedHashMap' to required type 'org.hibernate.mapping.Map' for property 'readOnlyConfiguredExporters'; nested exception is java.lang.IllegalStateException: Cannot convert value of type [java.util.LinkedHashMap] to required type [org.hibernate.mapping.Map] for property 'readOnlyConfiguredExporters': no matching editors or conversion strategy found</p> <p>=============================== Some extra's</p> <p>Here is the API for "ParameterMap" <a href="http://static.springsource.org/spring-webflow/docs/1.0.x/api/org/springframework/webflow/core/collection/ParameterMap.html" rel="nofollow">http://static.springsource.org/spring-webflow/docs/1.0.x/api/org/springframework/webflow/core/collection/ParameterMap.html</a></p>
 

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