package com.nearinfinity.hbase.dsl.types;
/**
* 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.
*/
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.sql.Blob;
import java.sql.SQLException;
import javax.sql.rowset.serial.SerialBlob;
import javax.sql.rowset.serial.SerialException;
/**
* @author Aaron McCurry
*/
public class BlobConverter implements TypeConverter<Blob> {
@Override
public Blob fromBytes(byte[] t) {
try {
return new SerialBlob(t);
} catch (SerialException e) {
throw new RuntimeException(e);
} catch (SQLException e) {
throw new RuntimeException(e);
}
}
@Override
public Class<?>[] getTypes() {
return new Class[] { Blob.class };
}
@Override
public byte[] toBytes(Blob t) {
InputStream binaryStream;
try {
binaryStream = t.getBinaryStream();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream((int) t.length());
byte[] buffer = new byte[1024];
int num = -1;
while ((num = binaryStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, num);
}
binaryStream.close();
return outputStream.toByteArray();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}