de.bytefish.pgbulkinsert.pgsql.handlers.BaseValueHandler Maven / Gradle / Ivy

Go to download

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

PgBulkInsert is a Java library for Bulk Inserts with PostgreSQL.

There is a newer version: 8.1.4

// Copyright (c) Philipp Wagner. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.

package de.bytefish.pgbulkinsert.pgsql.handlers;

import de.bytefish.pgbulkinsert.exceptions.BinaryWriteFailedException;

import java.io.DataOutputStream;

public abstract class BaseValueHandler implements IValueHandler {

    @Override
    public void handle(DataOutputStream buffer, final T value) {
        try {
            if (value == null) {
                buffer.writeInt(-1);
                return;
            }
            internalHandle(buffer, value);
        } catch (Exception e) {
            throw new BinaryWriteFailedException(e);
        }
    }

    protected abstract void internalHandle(DataOutputStream buffer, final T value) throws Exception;
}