/*
 * Copyright 2019 LINE Corporation
 *
 * LINE Corporation licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package com.linecorp.armeria.common;

import static com.linecorp.armeria.internal.common.PercentEncoder.encodeComponent;

import java.util.Map.Entry;

final class QueryStringEncoder {

    static void encodeParams(StringBuilder buf, QueryParamGetters params) {
        if (params.isEmpty()) {
            return;
        }
        for (Entry<String, String> e : params) {
            encodeComponent(buf, e.getKey());
            buf.append('=');
            encodeComponent(buf, e.getValue());
            buf.append('&');
        }

        buf.setLength(buf.length() - 1);
    }

    private QueryStringEncoder() {}
}
