New Adagio Adapter

src/main/java/org/prebid/server/bidder/adagio/AdagioBidder.java

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+package org.prebid.server.bidder.adagio;
+
+import com.iab.openrtb.request.BidRequest;
+import com.iab.openrtb.response.Bid;
+import com.iab.openrtb.response.BidResponse;
+import org.apache.commons.collections4.CollectionUtils;
+import org.prebid.server.bidder.Bidder;
+import org.prebid.server.bidder.model.BidderBid;
+import org.prebid.server.bidder.model.BidderCall;
+import org.prebid.server.bidder.model.BidderError;
+import org.prebid.server.bidder.model.HttpRequest;
+import org.prebid.server.bidder.model.Result;
+import org.prebid.server.exception.PreBidException;
+import org.prebid.server.json.DecodeException;
+import org.prebid.server.json.JacksonMapper;
+import org.prebid.server.proto.openrtb.ext.response.BidType;
+import org.prebid.server.proto.openrtb.ext.response.ExtBidPrebid;
+import org.prebid.server.util.BidderUtil;
+import org.prebid.server.util.HttpUtil;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+
+public class AdagioBidder implements Bidder<BidRequest> {
+
+    private final String endpointUrl;
+    private final JacksonMapper mapper;
+
+    public AdagioBidder(String endpointUrl, JacksonMapper mapper) {
+        this.endpointUrl = HttpUtil.validateUrl(Objects.requireNonNull(endpointUrl));
+        this.mapper = Objects.requireNonNull(mapper);
+    }
+
+    @Override
+    public Result<List<HttpRequest<BidRequest>>> makeHttpRequests(BidRequest request) {
+        return Result.withValue(BidderUtil.defaultRequest(request, endpointUrl, mapper));
+    }
+
+    @Override
+    public Result<List<BidderBid>> makeBids(BidderCall<BidRequest> httpCall, BidRequest bidRequest) {
+        final List<BidderError> errors = new ArrayList<>();
+        try {
+            final BidResponse bidResponse = mapper.decodeValue(httpCall.getResponse().getBody(), BidResponse.class);
+            return Result.of(extractBids(bidResponse, errors), errors);
+        } catch (DecodeException e) {
+            return Result.withError(BidderError.badServerResponse(e.getMessage()));
+        }
+    }
+
+    private List<BidderBid> extractBids(BidResponse bidResponse, List<BidderError> errors) {
+        if (bidResponse == null || CollectionUtils.isEmpty(bidResponse.getSeatbid())) {
+            errors.add(BidderError.badServerResponse("empty seatbid array"));
+            return Collections.emptyList();
+        }
+
+        return bidResponse.getSeatbid().stream()
+                .filter(Objects::nonNull)
+                .flatMap(seatBid -> seatBid.getBid().stream()
+                        .filter(Objects::nonNull)
+                        .map(bid -> makeBid(bid, bidResponse.getCur(), seatBid.getSeat(), errors)))
+                .filter(Objects::nonNull)
+                .toList();
+    }
+
+    private BidderBid makeBid(Bid bid, String currency, String seat, List<BidderError> errors) {
+        try {
+            final ExtBidPrebid extBidPrebid = parseBidExt(bid);
+            return BidderBid.builder()
+                    .bid(bid)
+                    .type(getBidType(bid))
+                    .bidCurrency(currency)
+                    .videoInfo(extBidPrebid != null ? extBidPrebid.getVideo() : null)
+                    .seat(seat)
+                    .build();
+
+        } catch (PreBidException e) {
+            errors.add(BidderError.badServerResponse(e.getMessage()));
+            return null;
+        }
+    }
+
+    private ExtBidPrebid parseBidExt(Bid bid) {
+        try {
+            return mapper.mapper().convertValue(bid.getExt(), ExtBidPrebid.class);
+        } catch (IllegalArgumentException e) {
+            throw new PreBidException("bid.ext can not be parsed");
+        }
+    }
+
+    private static BidType getBidType(Bid bid) {
+        return switch (bid.getMtype()) {
+            case 1 -> BidType.banner;
+            case 2 -> BidType.video;
+            case 4 -> BidType.xNative;
+            case null, default -> throw new PreBidException(
+                    "Could not define media type for impression: " + bid.getImpid());
+        };
+    }
+}

src/main/java/org/prebid/server/proto/openrtb/ext/request/adagio/ExtImpAdagio.java

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+package org.prebid.server.proto.openrtb.ext.request.adagio;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Value;
+
+@Value(staticConstructor = "of")
+public class ExtImpAdagio {
+
+    @JsonProperty("organizationId")
+    String organizationId;
+
+    String placement;
+
+    String pagetype;
+
+    String category;
+}

src/main/java/org/prebid/server/spring/config/bidder/AdagioConfiguration.java

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+package org.prebid.server.spring.config.bidder;
+
+import org.prebid.server.bidder.BidderDeps;
+import org.prebid.server.bidder.adagio.AdagioBidder;
+import org.prebid.server.json.JacksonMapper;
+import org.prebid.server.spring.config.bidder.model.BidderConfigurationProperties;
+import org.prebid.server.spring.config.bidder.util.BidderDepsAssembler;
+import org.prebid.server.spring.config.bidder.util.UsersyncerCreator;
+import org.prebid.server.spring.env.YamlPropertySourceFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+
+import jakarta.validation.constraints.NotBlank;
+
+@Configuration
+@PropertySource(value = "classpath:/bidder-config/adagio.yaml", factory = YamlPropertySourceFactory.class)
+public class AdagioConfiguration {
+
+    private static final String BIDDER_NAME = "adagio";
+
+    @Bean("adagioConfigurationProperties")
+    @ConfigurationProperties("adapters.adagio")
+    BidderConfigurationProperties configurationProperties() {
+        return new BidderConfigurationProperties();
+    }
+
+    @Bean
+    BidderDeps adagioBidderDeps(BidderConfigurationProperties adagioConfigurationProperties,
+                                @NotBlank @Value("${external-url}") String externalUrl,
+                                JacksonMapper mapper) {
+
+        return BidderDepsAssembler.forBidder(BIDDER_NAME)
+                .withConfig(adagioConfigurationProperties)
+                .usersyncerCreator(UsersyncerCreator.create(externalUrl))
+                .bidderCreator(config -> new AdagioBidder(config.getEndpoint(), mapper))
+                .assemble();
+    }
+}

src/main/resources/bidder-config/adagio.yaml

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+adapters:
+  adagio:
+    # Please deploy this config in each of your datacenters with the appropriate regional subdomain.
+    # Replace the `REGION` by one of the value below:
+    # - For AMER: las => (https://mp-las.4dex.io/pbserver)
+    # - For EMEA: ams => (https://mp-ams.4dex.io/pbserver)
+    # - For APAC: tyo => (https://mp-tyo.4dex.io/pbserver)
+    endpoint: https://mp-REGION.4dex.io/pbserver
+    ortb-version: "2.6"
+    endpoint-compression: gzip
+    meta-info:
+      maintainer-email: dev@adagio.io
+      app-media-types:
+        - banner
+        - video
+        - native
+      site-media-types:
+        - banner
+        - video
+        - native
+      supported-vendors:
+      vendor-id: 617

src/main/resources/static/bidder-params/adagio.json

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+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "title": "Adagio Adapter Params",
+  "description": "A schema which validates params accepted by the Adagio adapter",
+  "type": "object",
+  "properties": {
+    "organizationId": {
+      "type": "string",
+      "description": "Id of the Organization. Handed out by Adagio."
+    },
+    "placement": {
+      "type": "string",
+      "description": "Refers to the placement of an adunit in a page. Must not contain any information about the type of device.",
+      "maxLength": 30
+    },
+    "pagetype": {
+      "type": "string",
+      "description": "Describes what kind of content will be present in the page.",
+      "maxLength": 30
+    },
+    "category": {
+      "type": "string",
+      "description": "Category of the content displayed in the page.",
+      "maxLength": 30
+    }
+  },
+  "required": [
+    "organizationId",
+    "placement"
+  ]
+}