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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.
*/
package org.elasticsearch.hadoop.serialization.handler.read.impl;
import org.elasticsearch.hadoop.EsHadoopIllegalArgumentException;
import org.elasticsearch.hadoop.handler.ErrorCollector;
import org.elasticsearch.hadoop.handler.ErrorHandler;
import org.elasticsearch.hadoop.handler.impl.AbortOnFailure;
import org.elasticsearch.hadoop.handler.impl.AbstractHandlerLoader;
import org.elasticsearch.hadoop.handler.impl.DropAndLog;
import org.elasticsearch.hadoop.handler.impl.elasticsearch.ElasticsearchHandler;
import org.elasticsearch.hadoop.serialization.handler.read.DeserializationFailure;
import org.elasticsearch.hadoop.serialization.handler.read.IDeserializationErrorHandler;
public class DeserializationHandlerLoader extends AbstractHandlerLoader {
public static final String ES_READ_DATA_ERROR_HANDLERS = "es.read.data.error.handlers";
public static final String ES_READ_DATA_ERROR_HANDLER = "es.read.data.error.handler";
public DeserializationHandlerLoader() {
super(IDeserializationErrorHandler.class);
}
@Override
protected String getHandlersPropertyName() {
return ES_READ_DATA_ERROR_HANDLERS;
}
@Override
protected String getHandlerPropertyName() {
return ES_READ_DATA_ERROR_HANDLER;
}
@Override
protected IDeserializationErrorHandler loadBuiltInHandler(AbstractHandlerLoader.NamedHandlers handlerName) {
ErrorHandler> genericHandler;
switch (handlerName) {
case FAIL:
genericHandler = AbortOnFailure.create();
break;
case LOG:
genericHandler = DropAndLog.create(new DeserializationLogRenderer());
break;
case ES:
genericHandler = ElasticsearchHandler.create(getSettings(), new DeserializationEventConverter());
break;
default:
throw new EsHadoopIllegalArgumentException(
"Could not find default implementation for built in handler type [" + handlerName + "]"
);
}
return new DelegatingErrorHandler(genericHandler);
}
}