Jabit/core/src/main/java/ch/dissem/bitmessage/utils/AccessCounter.java

62 lines
1.5 KiB
Java

/*
* Copyright 2015 Christian Basler
*
* 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 ch.dissem.bitmessage.utils;
/**
* Intended to count the bytes read or written during (de-)serialization.
*/
public class AccessCounter {
private int count;
/**
* Increases the counter by one, if not null.
*/
public static void inc(AccessCounter counter) {
if (counter != null) counter.inc();
}
/**
* Increases the counter by length, if not null.
*/
public static void inc(AccessCounter counter, int length) {
if (counter != null) counter.inc(length);
}
/**
* Increases the counter by one.
*/
private void inc() {
count++;
}
/**
* Increases the counter by length.
*/
private void inc(int length) {
count += length;
}
public int length() {
return count;
}
@Override
public String toString() {
return String.valueOf(count);
}
}