import java.util.ArrayList;
import java.util.Base64;
import java.util.Collections;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
import java.util.function.Supplier;
import java.util.stream.Collectors;
import java.util.stream.Stream;

                try {
                    if (StringUtil.isBlank(prev)) {
                        final Map<String, Map<String, String>> result =
                                mapper.readValue(line, new TypeReference<Map<String, Map<String, String>>>() {
                                });
                        if (result.containsKey("index") || result.containsKey("update")) {

        public String[] getExtraQueries() {
            return getParamValueArray(request, "ex_q");
        }

        @Override
        public Map<String, String[]> getFields() {
            final Map<String, String[]> fields = new HashMap<>();
            for (final Map.Entry<String, String[]> entry : request.getParameterMap().entrySet()) {
                final String key = entry.getKey();

        @SuppressWarnings("unchecked")
        Map<String, List<String>> map = (Map<String, List<String>>) propMap.get(DEFAULT_LABEL_VALUES);
        if (map == null) {
            final String value = getSystemProperty(Constants.DEFAULT_LABEL_VALUE_PROPERTY);
            if (StringUtil.isBlank(value)) {
                map = Collections.emptyMap();
            } else {

{serialize:function(){return E.param(this.serializeArray())},serializeArray:function(){return this.map(function(){var e=E.prop(this,"elements");return e?E.makeArray(e):this}).filter(function(){var e=this.type;return this.name&&!E(this).is(":disabled")&&Nt.test(this.nodeName)&&!At.test(e)&&(this.checked||!pe.test(e))}).map(function(e,t){var n=E(this).val();return null==n?null:Array.isArray(n)?E.map(n,function(e){return{name:t.name,value:e.replace(kt,"\r\n")}}):{name:t.name,value:n.replace(kt,"\r\n")}}).get()}});var...

    }

    /**
     * {@link Map}が{@literal null}または要素が無い場合は{@literal true}を返します。
     *
     * @param map
     *            マップ
     * @return マップが{@literal null}または要素が無い場合は{@literal true}
     */
    public static boolean isEmpty(final Map<?, ?> map) {
        return map == null || map.isEmpty();
    }

    /**
     * {@link Map}が{@literal null}でも要素が無いわけでもない場合は{@literal true}を返します。

{serialize:function(){return E.param(this.serializeArray())},serializeArray:function(){return this.map(function(){var e=E.prop(this,"elements");return e?E.makeArray(e):this}).filter(function(){var e=this.type;return this.name&&!E(this).is(":disabled")&&Nt.test(this.nodeName)&&!At.test(e)&&(this.checked||!pe.test(e))}).map(function(e,t){var n=E(this).val();return null==n?null:Array.isArray(n)?E.map(n,function(e){return{name:t.name,value:e.replace(kt,"\r\n")}}):{name:t.name,value:n.replace(kt,"\r\n")}}).get()}});var...

     */
    public int getNumSessions () {
        return this.sessions.size();
    }


    @Override
    public int getInflightRequests () {
        return this.response_map.size();
    }


    @Override
    public boolean isDisconnected () {
        Socket s = this.socket;
        return super.isDisconnected() || s == null || s.isClosed();
    }


    @Override