com.fasterxml.jackson.databind.deser.std.ByteBufferDeserializer Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of ehcache Show documentation

Ehcache is an open source, standards-based cache used to boost performance, offload the database and simplify scalability. Ehcache is robust, proven and full-featured and this has made it the most widely-used Java-based cache.

There is a newer version: 2.10.9.2

Show newest version

package com.fasterxml.jackson.databind.deser.std;

import java.io.*;
import java.nio.ByteBuffer;

import com.fasterxml.jackson.core.*;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.util.ByteBufferBackedOutputStream;

public class ByteBufferDeserializer extends StdScalarDeserializer
{
    private static final long serialVersionUID = 1L;
    
    protected ByteBufferDeserializer() { super(ByteBuffer.class); }

    @Override
    public ByteBuffer deserialize(JsonParser parser, DeserializationContext cx)
        throws IOException, JsonProcessingException
    {
        byte[] b = parser.getBinaryValue();
        return ByteBuffer.wrap(b);
    }

    @Override
    public ByteBuffer deserialize(JsonParser jp, DeserializationContext ctxt,
            ByteBuffer intoValue)
        throws IOException, JsonProcessingException
    {
        // Let's actually read in streaming manner...
        OutputStream out = new ByteBufferBackedOutputStream(intoValue);
        jp.readBinaryValue(ctxt.getBase64Variant(), out);
        out.close();
        return intoValue;
    }
}