io.gravitee.gateway.reactive.handlers.api.flow.resolver.ApiPlanFlowResolver Maven / Gradle / Ivy
/*
* Copyright © 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.gateway.reactive.handlers.api.flow.resolver;
import io.gravitee.definition.model.Api;
import io.gravitee.definition.model.flow.Flow;
import io.gravitee.gateway.reactive.api.context.ContextAttributes;
import io.gravitee.gateway.reactive.api.context.GenericExecutionContext;
import io.gravitee.gateway.reactive.core.condition.ConditionFilter;
import io.gravitee.gateway.reactive.flow.AbstractFlowResolver;
import io.reactivex.rxjava3.core.Flowable;
import java.util.Objects;
import java.util.stream.Collectors;
/**
* Allows resolving {@link Flow}s defined at plan level of a given {@link Api}.
*
* @author Jeoffrey HAEYAERT (jeoffrey.haeyaert at graviteesource.com)
* @author GraviteeSource Team
*/
class ApiPlanFlowResolver extends AbstractFlowResolver {
private final Api api;
public ApiPlanFlowResolver(Api api, ConditionFilter filter) {
super(filter);
this.api = api;
api.getPlans();
}
@Override
public Flowable provideFlows(GenericExecutionContext ctx) {
if (api.getPlans() == null || api.getPlans().isEmpty()) {
return Flowable.empty();
}
final String planId = ctx.getAttribute(ContextAttributes.ATTR_PLAN);
return Flowable.fromIterable(
api
.getPlans()
.stream()
.filter(plan -> Objects.equals(plan.getId(), planId))
.filter(plan -> Objects.nonNull(plan.getFlows()))
.flatMap(plan -> plan.getFlows().stream())
.filter(Flow::isEnabled)
.collect(Collectors.toList())
);
}
}
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