/*
* 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.
*/
package org.apache.usergrid.persistence.collection.serialization.impl;
import org.apache.usergrid.persistence.collection.serialization.SerializationFig;
import org.apache.usergrid.persistence.core.CassandraFig;
import com.google.common.base.Preconditions;
import com.google.inject.Inject;
import com.google.inject.Singleton;
/**
*
* This element validates our SerializationFig and CassandraFig are correct for transport values
* TODO, this feels like a hack (Even though it's legal in GUICE) When we have more time, we should look at using
* something like visitors and SPI to perform validation
*/
@Singleton
public class SettingsValidation {
@Inject
public SettingsValidation( final CassandraFig cassandraFig, final SerializationFig serializationFig ) {
final int thriftBufferSize = cassandraFig.getThriftBufferSize();
Preconditions.checkArgument( thriftBufferSize > 0, CassandraFig.THRIFT_TRANSPORT_SIZE + " must be > than 0" );
final int usableThriftBufferSize = ( int ) (thriftBufferSize*.9);
final int maxEntitySize = serializationFig.getMaxEntitySize();
Preconditions.checkArgument( maxEntitySize > 0, CassandraFig.THRIFT_TRANSPORT_SIZE + " must be > than 0" );
Preconditions.checkArgument(usableThriftBufferSize >= maxEntitySize, "You cannot set the max entity size to more than the thrift buffer size * .9. Maximum usable thrift size is " + usableThriftBufferSize + " and max entity size is " + maxEntitySize);
}
}