All Downloads are FREE. Search and download functionalities are using the official Maven repository.

com.fasterxml.jackson.module.jaxb.deser.DataHandlerJsonDeserializer Maven / Gradle / Ivy

Go to download

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.module.jaxb.deser;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.ByteArrayInputStream;

import javax.activation.DataHandler;
import javax.activation.DataSource;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdScalarDeserializer;

/**
 * @author Ryan Heaton
 */
public class DataHandlerJsonDeserializer
    extends StdScalarDeserializer
{
    private static final long serialVersionUID = 1L;

    public DataHandlerJsonDeserializer() { super(DataHandler.class); }

    @Override
    public DataHandler deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException
    {
        final byte[] value = jp.getBinaryValue();
        return new DataHandler(new DataSource() {
            @Override
            public InputStream getInputStream() throws IOException {
                return new ByteArrayInputStream(value);
            }

            @Override
            public OutputStream getOutputStream() throws IOException {
                throw new IOException();
            }

            @Override
            public String getContentType() {
                return "application/octet-stream";
            }

            @Override
            public String getName() {
                return "json-binary-data";
            }
        });
    }
}




© 2015 - 2024 Weber Informatics LLC | Privacy Policy