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InitializeErrorDecoder.java
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/
InitializeErrorDecoder.java
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/*
* Copyright 2017 The Mifos Initiative.
*
* 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.mifos.anubis.api.v1.client;
import feign.Feign;
import feign.FeignException;
import feign.Response;
import feign.codec.ErrorDecoder;
import io.mifos.anubis.api.v1.domain.Signature;
import io.mifos.core.api.util.InvalidTokenException;
import org.apache.http.HttpStatus;
import java.lang.reflect.Method;
/**
* @author Myrle Krantz
*/
class InitializeErrorDecoder implements ErrorDecoder {
@Override public Exception decode(final String methodKey, final Response response) {
try {
final Method createSignatureSetMethod = Anubis.class.getDeclaredMethod("createSignatureSet", String.class, Signature.class);
final String createSignatureSetMethodKey = Feign.configKey(Anubis.class, createSignatureSetMethod);
final Method initializeResourcesMethod = Anubis.class.getDeclaredMethod("initializeResources");
final String initializeResourcesMethodKey = Feign.configKey(Anubis.class, initializeResourcesMethod);
if (createSignatureSetMethodKey.equals(methodKey) || initializeResourcesMethodKey.equals(methodKey))
{
if (response.status() == HttpStatus.SC_BAD_REQUEST)
return new IllegalArgumentException();
else if (response.status() == HttpStatus.SC_NOT_FOUND)
return new TenantNotFoundException();
else if (response.status() == HttpStatus.SC_FORBIDDEN)
return new InvalidTokenException(response.reason());
}
return FeignException.errorStatus(methodKey, response);
}
catch (final NoSuchMethodException e) {
throw new IllegalStateException("Could not find createSignatureSet method."); //TODO:
}
}
}