/*
* Copyright 2015-present Facebook, Inc.
*
* 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 com.facebook.buck.rules.keys;
/** A class that keeps track of size and throws an exception if the size limit is exceeded. */
public class SizeLimiter {
public static class SizeLimitException extends RuntimeException {}
private final long sizeLimit;
private long currentSize;
public SizeLimiter(long sizeLimit) {
this.sizeLimit = sizeLimit;
}
public void add(long size) {
currentSize += size;
if (currentSize > sizeLimit) {
throw new SizeLimitException();
}
}
}