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feat(gateway): Manage group of endpoints
Closes gravitee-io/issues#756
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92 changes: 92 additions & 0 deletions
92
...ain/java/io/gravitee/definition/jackson/datatype/api/deser/EndpointGroupDeserializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /** | ||
| * Copyright (C) 2015 The Gravitee team (http://gravitee.io) | ||
| * | ||
| * 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 io.gravitee.definition.jackson.datatype.api.deser; | ||
|
|
||
| import com.fasterxml.jackson.core.JsonParser; | ||
| import com.fasterxml.jackson.core.JsonProcessingException; | ||
| import com.fasterxml.jackson.databind.DeserializationContext; | ||
| import com.fasterxml.jackson.databind.JsonNode; | ||
| import com.fasterxml.jackson.databind.deser.std.StdScalarDeserializer; | ||
| import io.gravitee.definition.model.Endpoint; | ||
| import io.gravitee.definition.model.EndpointGroup; | ||
| import io.gravitee.definition.model.EndpointType; | ||
| import io.gravitee.definition.model.LoadBalancer; | ||
| import io.gravitee.definition.model.endpoint.HttpEndpoint; | ||
|
|
||
| import java.io.IOException; | ||
| import java.util.LinkedHashSet; | ||
| import java.util.Set; | ||
|
|
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| /** | ||
| * @author David BRASSELY (david.brassely at graviteesource.com) | ||
| * @author GraviteeSource Team | ||
| */ | ||
| public class EndpointGroupDeserializer extends StdScalarDeserializer<EndpointGroup> { | ||
|
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| private final static String DEFAULT_GROUP_NAME = "default"; | ||
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| public EndpointGroupDeserializer(Class<EndpointGroup> vc) { | ||
| super(vc); | ||
| } | ||
|
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| @Override | ||
| public EndpointGroup deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException { | ||
| JsonNode node = jp.getCodec().readTree(jp); | ||
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| final EndpointGroup group = new EndpointGroup(); | ||
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| // Read group name | ||
| group.setName(node.path("name").asText(DEFAULT_GROUP_NAME)); | ||
|
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| // Read endpoints | ||
| final JsonNode nodeEndpoints = node.get("endpoints"); | ||
|
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| if (nodeEndpoints != null) { | ||
| final Set<Endpoint> endpoints = new LinkedHashSet<>(nodeEndpoints.size()); | ||
| for (JsonNode jsonNode : nodeEndpoints) { | ||
| EndpointType type = EndpointType.valueOf( | ||
| jsonNode.path("type").asText(EndpointType.HTTP.name()).toUpperCase()); | ||
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| Endpoint endpoint; | ||
| switch (type) { | ||
| case HTTP: | ||
| endpoint = jsonNode.traverse(jp.getCodec()).readValueAs(HttpEndpoint.class); | ||
| break; | ||
| default: | ||
| endpoint = jsonNode.traverse(jp.getCodec()).readValueAs(HttpEndpoint.class); | ||
| break; | ||
| } | ||
|
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| if (endpoint != null) { | ||
| boolean added = endpoints.add(endpoint); | ||
| if (!added) { | ||
| throw ctxt.mappingException("[api] API must have single endpoint names"); | ||
| } | ||
| } | ||
| } | ||
| group.setEndpoints(endpoints); | ||
| } | ||
|
|
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| // Read load-balancing | ||
| JsonNode loadBalancingNode = node.get("load_balancing"); | ||
| if (loadBalancingNode != null) { | ||
| LoadBalancer loadBalancer = loadBalancingNode.traverse(jp.getCodec()).readValueAs(LoadBalancer.class); | ||
| group.setLoadBalancer(loadBalancer); | ||
| } | ||
|
|
||
| return group; | ||
| } | ||
| } |
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64 changes: 64 additions & 0 deletions
64
...rc/main/java/io/gravitee/definition/jackson/datatype/api/ser/EndpointGroupSerializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /** | ||
| * Copyright (C) 2015 The Gravitee team (http://gravitee.io) | ||
| * | ||
| * 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 io.gravitee.definition.jackson.datatype.api.ser; | ||
|
|
||
| import com.fasterxml.jackson.core.JsonGenerator; | ||
| import com.fasterxml.jackson.databind.SerializerProvider; | ||
| import com.fasterxml.jackson.databind.ser.std.StdScalarSerializer; | ||
| import io.gravitee.definition.model.Endpoint; | ||
| import io.gravitee.definition.model.EndpointGroup; | ||
|
|
||
| import java.io.IOException; | ||
| import java.util.Set; | ||
|
|
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| /** | ||
| * @author David BRASSELY (david.brassely at graviteesource.com) | ||
| * @author GraviteeSource Team | ||
| */ | ||
| public class EndpointGroupSerializer extends StdScalarSerializer<EndpointGroup> { | ||
|
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| public EndpointGroupSerializer(Class<EndpointGroup> vc) { | ||
| super(vc); | ||
| } | ||
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| @Override | ||
| public void serialize(EndpointGroup group, JsonGenerator jgen, SerializerProvider provider) throws IOException { | ||
| jgen.writeStartObject(); | ||
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| jgen.writeStringField("name", group.getName()); | ||
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| final Set<Endpoint> endpoints = group.getEndpoints(); | ||
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| if (endpoints != null) { | ||
| jgen.writeArrayFieldStart("endpoints"); | ||
| endpoints.forEach(endpoint -> { | ||
| try { | ||
| jgen.writeObject(endpoint); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| }); | ||
| jgen.writeEndArray(); | ||
| } | ||
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| if (group.getLoadBalancer() != null) { | ||
| jgen.writeObjectField("load_balancing", group.getLoadBalancer()); | ||
| } | ||
|
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| jgen.writeEndObject(); | ||
| } | ||
| } |
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