org.jsmpp.util.SimpleCapacityPolicy Maven / Gradle / Ivy
/*
* Licensed 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.jsmpp.util;
/**
* Simple implementation of {@link CapacityPolicy}.
*
* The calculation looks like
*
* int newCapcity = (currentCapacity * 3) / 2 + 1
*
* and it's only apply if currentCapacity is not greater or equals than requiredCapacity.
*
* @author uudashr
*
*/
public class SimpleCapacityPolicy implements CapacityPolicy {
/* (non-Javadoc)
* @see org.jsmpp.util.CapacityPolicy#ensureCapacity(int, int)
*/
public int ensureCapacity(int requiredCapacity, int currentCapacity) {
if (requiredCapacity > currentCapacity) {
int newCapacity = (currentCapacity * 3) / 2 + 1;
if (newCapacity < requiredCapacity) {
newCapacity = requiredCapacity;
}
return newCapacity;
} else {
return currentCapacity;
}
}
}