org.apache.openejb.server.cxf.rs.johnzon.TomEEConfigurableJohnzon Maven / Gradle / Ivy
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
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package org.apache.openejb.server.cxf.rs.johnzon;
import org.apache.johnzon.jaxrs.ConfigurableJohnzonProvider;
import org.apache.johnzon.mapper.Adapter;
import org.apache.johnzon.mapper.Converter;
import org.apache.johnzon.mapper.MapperBuilder;
import org.apache.johnzon.mapper.converter.DateConverter;
import org.apache.johnzon.mapper.internal.ConverterAdapter;
import org.apache.openejb.util.reflection.Reflections;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.ext.Provider;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import static java.util.Arrays.asList;
@Provider
@Produces("application/json")
@Consumes("application/json")
public class TomEEConfigurableJohnzon extends ConfigurableJohnzonProvider {
private MapperBuilder localBuilder;
public void setConverters(final Collection> converters) {
for (final Converter converter : converters) {
final Type type = findType(converter, Converter.class);
builder().addAdapter(ParameterizedType.class.cast(type).getActualTypeArguments()[0], String.class, new ConverterAdapter(converter));
}
}
public void setConverter(final Converter converter) {
setConverters(Collections.>singletonList(converter));
}
public void setAdapter(final Adapter converter) {
setAdapters(Collections.>singletonList(converter));
}
// @Experimental
public void setAdapters(final Collection> adapters) {
for (final Adapter adapter : adapters) {
final Type type = findType(adapter, Adapter.class);
final ParameterizedType pt = ParameterizedType.class.cast(type);
final Type[] actualTypeArguments = pt.getActualTypeArguments();
builder().addAdapter(actualTypeArguments[0], actualTypeArguments[1], adapter);
}
}
public void setDatePattern(final String datePattern) {
builder().addAdapter(Date.class, String.class, new ConverterAdapter<>(new DateConverter(datePattern)));
}
private Type findType(final Object ref, final Class api) { // need to impl adapters directly
for (final Type type : ref.getClass().getGenericInterfaces()) {
if (ParameterizedType.class.isInstance(type) && ParameterizedType.class.cast(type).getRawType() == api) {
return type;
}
}
throw new IllegalArgumentException("Didn't find " + ref + " in interfaces: " + asList(ref.getClass().getGenericInterfaces()));
}
private MapperBuilder builder() {
return localBuilder == null ? (localBuilder = MapperBuilder.class.cast(Reflections.get(this, "builder"))) : localBuilder;
}
}