/**
* 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.avro.ipc.reflect;
import java.io.IOException;
import org.apache.avro.Schema;
import org.apache.avro.Protocol;
import org.apache.avro.io.Encoder;
import org.apache.avro.io.DatumReader;
import org.apache.avro.io.DatumWriter;
import org.apache.avro.ipc.specific.SpecificResponder;
import org.apache.avro.reflect.ReflectData;
import org.apache.avro.reflect.ReflectDatumReader;
import org.apache.avro.reflect.ReflectDatumWriter;
/** {@link org.apache.avro.ipc.Responder} for existing interfaces.*/
public class ReflectResponder extends SpecificResponder {
public ReflectResponder(Class iface, Object impl) {
this(iface, impl, new ReflectData(impl.getClass().getClassLoader()));
}
public ReflectResponder(Protocol protocol, Object impl) {
this(protocol, impl, new ReflectData(impl.getClass().getClassLoader()));
}
public ReflectResponder(Class iface, Object impl, ReflectData data) {
this(data.getProtocol(iface), impl, data);
}
public ReflectResponder(Protocol protocol, Object impl, ReflectData data) {
super(protocol, impl, data);
}
public ReflectData getReflectData() { return (ReflectData)getSpecificData(); }
@Override
protected DatumWriter<Object> getDatumWriter(Schema schema) {
return new ReflectDatumWriter<Object>(schema, getReflectData());
}
@Override
protected DatumReader<Object> getDatumReader(Schema actual, Schema expected) {
return new ReflectDatumReader<Object>(actual, expected, getReflectData());
}
@Override
public void writeError(Schema schema, Object error,
Encoder out) throws IOException {
if (error instanceof CharSequence)
error = error.toString(); // system error: convert
super.writeError(schema, error, out);
}
}