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ArangoDB Java Driver

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/*
 * DISCLAIMER
 *
 * Copyright 2018 ArangoDB GmbH, Cologne, Germany
 *
 * Licensed 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
 *
 *     http://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.
 *
 * Copyright holder is ArangoDB GmbH, Cologne, Germany
 */

package com.arangodb.internal;

import com.arangodb.velocystream.Request;
import com.arangodb.velocystream.RequestType;

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

/**
 * @author Mark Vollmary
 */
public abstract class InternalArangoRoute, D extends InternalArangoDatabase, E extends ArangoExecutor>
        extends ArangoExecuteable {

    protected final D db;
    protected final String path;

    protected final Map queryParam;
    protected final Map headerParam;
    protected Object body;

    protected InternalArangoRoute(final D db, final String path, final Map headerParam) {
        super(db.executor, db.util, db.context);
        this.db = db;
        this.path = path;
        this.queryParam = new HashMap<>();
        this.headerParam = new HashMap<>();
        this.headerParam.putAll(headerParam);
    }

    public void _withHeader(final String key, final Object value) {
        if (value != null) {
            headerParam.put(key, value.toString());
        }
    }

    public void _withQueryParam(final String key, final Object value) {
        if (value != null) {
            queryParam.put(key, value.toString());
        }
    }

    public void _withBody(final Object body) {
        this.body = body;
    }

    protected Request createRequest(final RequestType requestType) {
        final Request request = request(db.name(), requestType, path);
        for (final Entry param : headerParam.entrySet()) {
            request.putHeaderParam(param.getKey(), param.getValue());
        }
        for (final Entry param : queryParam.entrySet()) {
            request.putQueryParam(param.getKey(), param.getValue());
        }
        if (body != null) {
            request.setBody(util().serialize(body));
        }
        return request;
    }
}