jnr.ffi.byref.AbstractNumberReference Maven / Gradle / Ivy
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Shaded version of DataStax Java Driver for Apache Cassandra
/*
* Copyright (C) 2010 Wayne Meissner
*
* This file is part of the JNR project.
*
* 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 jnr.ffi.byref;
/**
* An abstract class for common PrimitiveReference functionality
*/
abstract public class AbstractNumberReference extends Number implements ByReference {
T value;
protected AbstractNumberReference(T value) {
this.value = value;
}
protected static T checkNull(T value) {
if (value == null) {
throw new NullPointerException("reference value cannot be null");
}
return value;
}
/**
* Gets the current value the reference points to.
*
* @return the current value.
*/
public T getValue() {
return value;
}
@Override
public final byte byteValue() {
return value.byteValue();
}
@Override
public final short shortValue() {
return value.byteValue();
}
public final int intValue() {
return value.intValue();
}
@Override
public final long longValue() {
return value.longValue();
}
@Override
public final float floatValue() {
return value.floatValue();
}
@Override
public final double doubleValue() {
return value.doubleValue();
}
}
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