| /* |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * This file is available under and governed by the GNU General Public |
| * License version 2 only, as published by the Free Software Foundation. |
| * However, the following notice accompanied the original version of this |
| * file: |
| * |
| * Written by Doug Lea with assistance from members of JCP JSR-166 |
| * Expert Group and released to the public domain, as explained at |
| * http://creativecommons.org/publicdomain/zero/1.0/ |
| */ |
| |
| |
| package java.util.concurrent.atomic; |
| |
| |
| /** |
| * A {@code long} value that may be updated atomically. See the |
| * {@link java.util.concurrent.atomic} package specification for |
| * description of the properties of atomic variables. An |
| * {@code AtomicLong} is used in applications such as atomically |
| * incremented sequence numbers, and cannot be used as a replacement |
| * for a {@link java.lang.Long}. However, this class does extend |
| * {@code Number} to allow uniform access by tools and utilities that |
| * deal with numerically-based classes. |
| * |
| * @since 1.5 |
| * @author Doug Lea |
| */ |
| |
| @SuppressWarnings({"unchecked", "deprecation", "all"}) |
| public class AtomicLong extends java.lang.Number implements java.io.Serializable { |
| |
| /** |
| * Creates a new AtomicLong with the given initial value. |
| * |
| * @param initialValue the initial value |
| */ |
| |
| public AtomicLong(long initialValue) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Creates a new AtomicLong with initial value {@code 0}. |
| */ |
| |
| public AtomicLong() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Gets the current value. |
| * |
| * @return the current value |
| */ |
| |
| public final long get() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Sets to the given value. |
| * |
| * @param newValue the new value |
| */ |
| |
| public final void set(long newValue) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Eventually sets to the given value. |
| * |
| * @param newValue the new value |
| * @since 1.6 |
| */ |
| |
| public final void lazySet(long newValue) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically sets to the given value and returns the old value. |
| * |
| * @param newValue the new value |
| * @return the previous value |
| */ |
| |
| public final long getAndSet(long newValue) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically sets the value to the given updated value |
| * if the current value {@code ==} the expected value. |
| * |
| * @param expect the expected value |
| * @param update the new value |
| * @return {@code true} if successful. False return indicates that |
| * the actual value was not equal to the expected value. |
| */ |
| |
| public final boolean compareAndSet(long expect, long update) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically sets the value to the given updated value |
| * if the current value {@code ==} the expected value. |
| * |
| * <p><a href="package-summary.html#weakCompareAndSet">May fail |
| * spuriously and does not provide ordering guarantees</a>, so is |
| * only rarely an appropriate alternative to {@code compareAndSet}. |
| * |
| * @param expect the expected value |
| * @param update the new value |
| * @return {@code true} if successful |
| */ |
| |
| public final boolean weakCompareAndSet(long expect, long update) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically increments by one the current value. |
| * |
| * @return the previous value |
| */ |
| |
| public final long getAndIncrement() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically decrements by one the current value. |
| * |
| * @return the previous value |
| */ |
| |
| public final long getAndDecrement() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically adds the given value to the current value. |
| * |
| * @param delta the value to add |
| * @return the previous value |
| */ |
| |
| public final long getAndAdd(long delta) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically increments by one the current value. |
| * |
| * @return the updated value |
| */ |
| |
| public final long incrementAndGet() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically decrements by one the current value. |
| * |
| * @return the updated value |
| */ |
| |
| public final long decrementAndGet() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically adds the given value to the current value. |
| * |
| * @param delta the value to add |
| * @return the updated value |
| */ |
| |
| public final long addAndGet(long delta) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically updates the current value with the results of |
| * applying the given function, returning the previous value. The |
| * function should be side-effect-free, since it may be re-applied |
| * when attempted updates fail due to contention among threads. |
| * |
| * @param updateFunction a side-effect-free function |
| * @return the previous value |
| * @since 1.8 |
| */ |
| |
| public final long getAndUpdate(java.util.function.LongUnaryOperator updateFunction) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically updates the current value with the results of |
| * applying the given function, returning the updated value. The |
| * function should be side-effect-free, since it may be re-applied |
| * when attempted updates fail due to contention among threads. |
| * |
| * @param updateFunction a side-effect-free function |
| * @return the updated value |
| * @since 1.8 |
| */ |
| |
| public final long updateAndGet(java.util.function.LongUnaryOperator updateFunction) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically updates the current value with the results of |
| * applying the given function to the current and given values, |
| * returning the previous value. The function should be |
| * side-effect-free, since it may be re-applied when attempted |
| * updates fail due to contention among threads. The function |
| * is applied with the current value as its first argument, |
| * and the given update as the second argument. |
| * |
| * @param x the update value |
| * @param accumulatorFunction a side-effect-free function of two arguments |
| * @return the previous value |
| * @since 1.8 |
| */ |
| |
| public final long getAndAccumulate(long x, java.util.function.LongBinaryOperator accumulatorFunction) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Atomically updates the current value with the results of |
| * applying the given function to the current and given values, |
| * returning the updated value. The function should be |
| * side-effect-free, since it may be re-applied when attempted |
| * updates fail due to contention among threads. The function |
| * is applied with the current value as its first argument, |
| * and the given update as the second argument. |
| * |
| * @param x the update value |
| * @param accumulatorFunction a side-effect-free function of two arguments |
| * @return the updated value |
| * @since 1.8 |
| */ |
| |
| public final long accumulateAndGet(long x, java.util.function.LongBinaryOperator accumulatorFunction) { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Returns the String representation of the current value. |
| * @return the String representation of the current value |
| */ |
| |
| public java.lang.String toString() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Returns the value of this {@code AtomicLong} as an {@code int} |
| * after a narrowing primitive conversion. |
| * @jls 5.1.3 Narrowing Primitive Conversions |
| */ |
| |
| public int intValue() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Returns the value of this {@code AtomicLong} as a {@code long}. |
| * Equivalent to {@link #get()}. |
| */ |
| |
| public long longValue() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Returns the value of this {@code AtomicLong} as a {@code float} |
| * after a widening primitive conversion. |
| * @jls 5.1.2 Widening Primitive Conversions |
| */ |
| |
| public float floatValue() { throw new RuntimeException("Stub!"); } |
| |
| /** |
| * Returns the value of this {@code AtomicLong} as a {@code double} |
| * after a widening primitive conversion. |
| * @jls 5.1.2 Widening Primitive Conversions |
| */ |
| |
| public double doubleValue() { throw new RuntimeException("Stub!"); } |
| } |
| |