HBaseAnnotationIOFactory.java

/*
 * Copyright (c) 2014 Oculus Info Inc. http://www.oculusinfo.com/
 * 
 * Released under the MIT License.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.oculusinfo.annotation.io.impl;

import com.oculusinfo.annotation.io.AnnotationIO;
import com.oculusinfo.factory.ConfigurableFactory;
import com.oculusinfo.factory.SharedInstanceFactory;
import com.oculusinfo.factory.properties.StringProperty;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.List;


public class HBaseAnnotationIOFactory extends SharedInstanceFactory<AnnotationIO> {
	private static final Logger LOGGER = LoggerFactory.getLogger(HBaseAnnotationIOFactory.class);

	public static StringProperty HBASE_ZOOKEEPER_QUORUM = new StringProperty("hbase.zookeeper.quorum",
		   "Only used if type=\"hbase\".  An HBase configuration parameter, this should match the similar value in hbase-site.xml.  There is no default for this property.",
		   null);
	public static StringProperty HBASE_ZOKEEPER_PORT = new StringProperty("hbase.zookeeper.port",
		   "Only used if type=\"hbase\".  An HBase configuration parameter, this should match the similar value in hbase-site.xml.",
		   "2181");
	public static StringProperty HBASE_MASTER = new StringProperty("hbase.master",
		   "Only used if type=\"hbase\".  An HBase configuration parameter, this should match the similar value in hbase-site.xml.  There is no default for this property.",
		   null);

	public HBaseAnnotationIOFactory(ConfigurableFactory<?> parent, List<String> path) {
		super("hbase", AnnotationIO.class, parent, path);

		addProperty(HBASE_ZOOKEEPER_QUORUM);
		addProperty(HBASE_ZOKEEPER_PORT);
		addProperty(HBASE_MASTER);
	}

	@Override
	protected AnnotationIO createInstance () {
		try {
			String quorum = getPropertyValue(HBASE_ZOOKEEPER_QUORUM);
			String port = getPropertyValue(HBASE_ZOKEEPER_PORT);
			String master = getPropertyValue(HBASE_MASTER);
			return new HBaseAnnotationIO(quorum, port, master);
		}
		catch (Exception e) {
			LOGGER.error("Error trying to create HBasePyramidIO", e);
		}
		return null;
	}
}