Fix more queryParams->parameters cases

Signed-off-by: Oliver Lockwood <oliver.lockwood@cantab.net>

Author: oliverlockwood

client/rest/src/main/java/org/opensearch/client/RequestOptions.java

@@ -158,7 +158,7 @@ public String toString() {
         if (parameters.size() > 0) {
             if (comma) b.append(", ");
             comma = true;
-            b.append("queryParams=");
+            b.append("parameters=");
             b.append(parameters.entrySet().stream().map(e -> e.getKey() + "=" + e.getValue()).collect(Collectors.joining(",")));
         }
         if (httpAsyncResponseConsumerFactory != HttpAsyncResponseConsumerFactory.DEFAULT) {

client/rest/src/test/java/org/opensearch/client/RequestOptionsTests.java

@@ -107,16 +107,16 @@ public void testAddParameter() {
         );
 
         RequestOptions.Builder builder = RequestOptions.DEFAULT.toBuilder();
-        int numQueryParams = between(0, 5);
-        Map<String, String> queryParams = new HashMap<>();
-        for (int i = 0; i < numQueryParams; i++) {
+        int numParameters = between(0, 5);
+        Map<String, String> parameters = new HashMap<>();
+        for (int i = 0; i < numParameters; i++) {
             String name = randomAsciiAlphanumOfLengthBetween(5, 10);
             String value = randomAsciiAlphanumOfLength(3);
-            queryParams.put(name, value);
+            parameters.put(name, value);
             builder.addParameter(name, value);
         }
         RequestOptions options = builder.build();
-        assertEquals(queryParams, options.getParameters());
+        assertEquals(parameters, options.getParameters());
 
         try {
             options.getParameters().put(randomAsciiAlphanumOfLengthBetween(5, 10), randomAsciiAlphanumOfLength(3));