org.apache.dubbo.metadata.rest.jaxrs.DefaultValueParameterProcessor Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of dubbo Show documentation
Show all versions of dubbo Show documentation
The all in one project of dubbo
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.dubbo.metadata.rest.jaxrs;
import org.apache.dubbo.metadata.rest.AbstractAnnotatedMethodParameterProcessor;
import org.apache.dubbo.metadata.rest.AnnotatedMethodParameterProcessor;
import org.apache.dubbo.metadata.rest.RequestMetadata;
import org.apache.dubbo.metadata.rest.RestMethodMetadata;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map;
import static org.apache.dubbo.metadata.rest.RestMetadataConstants.JAX_RS.DEFAULT_VALUE_ANNOTATION_CLASS_NAME;
/**
* The {@link AnnotatedMethodParameterProcessor} implementation for JAX-RS's @DefaultValue
* *
*
* @since 2.7.6
*/
public class DefaultValueParameterProcessor extends AbstractAnnotatedMethodParameterProcessor {
@Override
public String getAnnotationType() {
return DEFAULT_VALUE_ANNOTATION_CLASS_NAME;
}
@Override
protected void process(String annotationValue, String defaultValue, Annotation annotation, Object parameter,
int parameterIndex, Method method, RestMethodMetadata restMethodMetadata) {
RequestMetadata requestMetadata = restMethodMetadata.getRequest();
// process the request parameters
setDefaultValue(requestMetadata.getParams(), defaultValue, annotationValue);
// process the request headers
setDefaultValue(requestMetadata.getHeaders(), defaultValue, annotationValue);
}
private void setDefaultValue(Map> source, String placeholderValue, String defaultValue) {
OUTTER:
for (Map.Entry> entry : source.entrySet()) {
List values = entry.getValue();
int size = values.size();
for (int i = 0; i < size; i++) {
String value = values.get(i);
if (placeholderValue.equals(value)) {
values.set(i, defaultValue);
break OUTTER;
}
}
}
}
@Override
public int getPriority() {
return MIN_PRIORITY;
}
}