| /* |
| * 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.ignite.internal.processors.datastructures; |
| |
| import java.io.Externalizable; |
| import java.io.IOException; |
| import java.io.ObjectInput; |
| import java.io.ObjectOutput; |
| import org.apache.ignite.internal.util.tostring.GridToStringInclude; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| |
| /** |
| * Count down latch value. |
| */ |
| public final class GridCacheCountDownLatchValue extends VolatileAtomicDataStructureValue implements Cloneable { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** Count. */ |
| @GridToStringInclude(sensitive = true) |
| private int cnt; |
| |
| /** Initial count. */ |
| @GridToStringInclude(sensitive = true) |
| private int initCnt; |
| |
| /** Auto delete flag. */ |
| private boolean autoDel; |
| |
| /** */ |
| private long gridStartTime; |
| |
| /** |
| * Constructor. |
| * |
| * @param cnt Initial count. |
| * @param del {@code True} to auto delete on count down to 0. |
| * @param gridStartTime Cluster start time. |
| */ |
| public GridCacheCountDownLatchValue(int cnt, boolean del, long gridStartTime) { |
| assert cnt >= 0; |
| |
| this.cnt = cnt; |
| |
| initCnt = cnt; |
| |
| autoDel = del; |
| |
| this.gridStartTime = gridStartTime; |
| } |
| |
| /** |
| * Empty constructor required for {@link Externalizable}. |
| */ |
| public GridCacheCountDownLatchValue() { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public DataStructureType type() { |
| return DataStructureType.COUNT_DOWN_LATCH; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long gridStartTime() { |
| return gridStartTime; |
| } |
| |
| /** |
| * @param cnt New count. |
| */ |
| public void set(int cnt) { |
| this.cnt = cnt; |
| } |
| |
| /** |
| * @return Current count. |
| */ |
| public int get() { |
| return cnt; |
| } |
| |
| /** |
| * @return Initial count. |
| */ |
| public int initialCount() { |
| return initCnt; |
| } |
| |
| /** |
| * @return Auto-delete flag. |
| */ |
| public boolean autoDelete() { |
| return autoDel; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Object clone() throws CloneNotSupportedException { |
| return super.clone(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void writeExternal(ObjectOutput out) throws IOException { |
| out.writeInt(cnt); |
| out.writeInt(initCnt); |
| out.writeBoolean(autoDel); |
| out.writeLong(gridStartTime); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void readExternal(ObjectInput in) throws IOException { |
| cnt = in.readInt(); |
| initCnt = in.readInt(); |
| autoDel = in.readBoolean(); |
| gridStartTime = in.readLong(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(GridCacheCountDownLatchValue.class, this); |
| } |
| } |