Android Open Source - Pipe Serializer

From Project

Back to project page Pipe.

License

The source code is released under:

MIT License

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Java Source Code

package com.westudio.android.sdk.utils;
//from ww w  . j a  v  a  2s.co  m
import org.apache.avro.io.Decoder;
import org.apache.avro.io.DecoderFactory;
import org.apache.avro.io.EncoderFactory;
import org.apache.avro.io.JsonEncoder;
import org.apache.avro.specific.SpecificDatumReader;
import org.apache.avro.specific.SpecificDatumWriter;
import org.apache.avro.specific.SpecificRecordBase;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;

public class Serializer {

    public <T extends SpecificRecordBase> ByteArrayOutputStream serializer(T request, Class<T> clazz) throws IOException {
        SpecificDatumWriter<T> writer = new SpecificDatumWriter<T>(clazz);
        ByteArrayOutputStream os = new ByteArrayOutputStream();

        try {
            JsonEncoder encoder = EncoderFactory.get().jsonEncoder(request.getSchema(), os);
            writer.write(request, encoder);
            encoder.flush();

            return os;
        } catch (Exception e) {
            throw new IOException("failed to serialize object of type : " + clazz.getSimpleName());
        }
    }

    public <T extends SpecificRecordBase> T deserialize(InputStream is, Class<T> clazz) throws IOException {
        try {
            T obj;
            obj = clazz.newInstance();
            Decoder decoder;
            decoder = DecoderFactory.get().jsonDecoder(obj.getSchema(), is);
            SpecificDatumReader<T> reader = new SpecificDatumReader<T>(clazz);

            reader.read(obj, decoder);
            return obj;
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (InstantiationException e) {
            e.printStackTrace();
        }

        return null;
    }
}

Java Source Code List