58 lines
2.2 KiB
Java
58 lines
2.2 KiB
Java
|
/*
|
||
|
|
* Copyright (c) 2018, Daniel Gultsch All rights reserved.
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
||
|
|
* are permitted provided that the following conditions are met:
|
||
|
|
*
|
||
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
||
|
|
* list of conditions and the following disclaimer.
|
||
|
|
*
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||
|
|
* this list of conditions and the following disclaimer in the documentation and/or
|
||
|
|
* other materials provided with the distribution.
|
||
|
|
*
|
||
|
|
* 3. Neither the name of the copyright holder nor the names of its contributors
|
||
|
|
* may be used to endorse or promote products derived from this software without
|
||
|
|
* specific prior written permission.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
|
||
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||
|
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
package eu.siacs.conversations.utils;
|
||
|
|
|
||
|
|
import java.util.HashMap;
|
||
|
|
|
||
|
|
import eu.siacs.conversations.entities.Account;
|
||
|
|
|
||
|
|
public class ReplacingTaskManager {
|
||
|
|
|
||
|
|
private final HashMap<Account, ReplacingSerialSingleThreadExecutor> executors = new HashMap<>();
|
||
|
|
|
||
|
|
public void execute(final Account account, Runnable runnable) {
|
||
|
|
ReplacingSerialSingleThreadExecutor executor;
|
||
|
|
synchronized (this.executors) {
|
||
|
|
executor = this.executors.get(account);
|
||
|
|
if (executor == null) {
|
||
|
|
executor = new ReplacingSerialSingleThreadExecutor(false);
|
||
|
|
this.executors.put(account, executor);
|
||
|
|
}
|
||
|
|
executor.execute(runnable);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public void clear(Account account) {
|
||
|
|
synchronized (this.executors) {
|
||
|
|
this.executors.remove(account);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|