com.spotify.apollo.RequestValue.java Source code

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Here is the source code for com.spotify.apollo.RequestValue.java

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/*
 * -\-\-
 * Spotify Apollo API Interfaces
 * --
 * Copyright (C) 2013 - 2015 Spotify AB
 * --
 * 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.
 * -/-/-
 */
package com.spotify.apollo;

import com.google.auto.value.AutoValue;
import com.google.common.collect.ImmutableMap;

import java.time.Duration;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;

import okio.ByteString;

import static java.util.Optional.empty;
import static java.util.Optional.of;

/**
 * Request implementation
 */
@AutoValue
abstract class RequestValue implements Request {

    public static final String GET = "GET";

    public static Request create(String uri) {
        return create(uri, GET);
    }

    public static Request create(String uri, String method) {
        return create(method, uri, parseParameters(uri), Headers.EMPTY, empty(), empty(), empty());
    }

    private static Request create(String method, String uri, Map<String, List<String>> parameters, Headers headers,
            Optional<String> service, Optional<ByteString> payload, Optional<Duration> ttl) {
        return new AutoValue_RequestValue(method, uri, ImmutableMap.copyOf(parameters), headers, service, payload,
                ttl);
    }

    @Override
    public abstract Optional<Duration> ttl();

    @Override
    public Request withUri(String uri) {
        return create(method(), uri, parameters(), headers(), service(), payload(), ttl());
    }

    @Override
    public Request withService(String service) {
        return create(method(), uri(), parameters(), headers(), of(service), payload(), ttl());
    }

    @Override
    public Request withHeader(String name, String value) {
        return withHeaders(ImmutableMap.of(name, value));
    }

    @Override
    public Request withHeaders(Map<String, String> additionalHeaders) {
        LinkedHashMap<String, String> newHeaders = new LinkedHashMap<>(headers().asMap());

        newHeaders.putAll(additionalHeaders);

        return create(method(), uri(), parameters(), Headers.of(newHeaders), service(), payload(), ttl());
    }

    @Override
    public Request clearHeaders() {
        return create(method(), uri(), parameters(), Headers.EMPTY, service(), payload(), ttl());
    }

    @Override
    public Request withPayload(ByteString payload) {
        return create(method(), uri(), parameters(), headers(), service(), of(payload), ttl());
    }

    @Override
    public Request withTtl(final Duration duration) {
        return create(method(), uri(), parameters(), headers(), service(), payload(), of(duration));
    }

    private static Map<String, List<String>> parseParameters(String uri) {
        return new QueryStringDecoder(uri).parameters();
    }
}