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ReactiveFeign.java
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60 lines (51 loc) · 1.64 KB
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/**
* Copyright 2012-2019 The Feign Authors
*
* 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 feign.reactive;
import feign.Contract;
import feign.Feign;
import feign.InvocationHandlerFactory;
abstract class ReactiveFeign {
public static class Builder extends Feign.Builder {
private Contract contract = new Contract.Default();
/**
* Extend the current contract to support Reactive Stream return types.
*
* @param contract to extend.
* @return a Builder for chaining.
*/
@Override
public Builder contract(Contract contract) {
this.contract = contract;
return this;
}
/**
* Build the Feign instance.
*
* @return a new Feign Instance.
*/
@Override
public Feign build() {
if (!(this.contract instanceof ReactiveDelegatingContract)) {
super.contract(new ReactiveDelegatingContract(this.contract));
} else {
super.contract(this.contract);
}
return super.build();
}
@Override
public Feign.Builder doNotCloseAfterDecode() {
throw new UnsupportedOperationException("Streaming Decoding is not supported.");
}
}
}