org.apache.jackrabbit.oak.security.authorization.permission.NumEntries Maven / Gradle / Ivy
/*
* 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.jackrabbit.oak.security.authorization.permission;
import com.google.common.base.Objects;
import org.jetbrains.annotations.NotNull;
final class NumEntries {
static final NumEntries ZERO = new NumEntries(0, true);
final long size;
final boolean isExact;
private NumEntries(long size, boolean isExact) {
this.size = size;
this.isExact = isExact;
}
@Override
public int hashCode() {
return Objects.hashCode(size, isExact);
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof NumEntries) {
NumEntries other = (NumEntries) obj;
return size == other.size && isExact == other.isExact;
} else {
return false;
}
}
@NotNull
static NumEntries valueOf(long size, boolean isExact) {
if (size == 0) {
// if size is zero we assume that this is the correct value
// irrespective of the isExact flag.
return ZERO;
} else {
return new NumEntries(size, isExact);
}
}
}