| // Copyright (C) 2016 The Android Open Source 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 com.googlesource.gerrit.plugins.events; |
| |
| import com.google.gerrit.common.data.GlobalCapability; |
| import com.google.gerrit.extensions.annotations.RequiresCapability; |
| import com.google.gerrit.sshd.CommandMetaData; |
| import com.google.gerrit.sshd.SshCommand; |
| import com.google.inject.Inject; |
| import org.kohsuke.args4j.Option; |
| |
| @RequiresCapability(GlobalCapability.ADMINISTRATE_SERVER) |
| @CommandMetaData( |
| name = "trim", |
| description = "Trim old events up to and including trim-id from EventStore" |
| ) |
| final class TrimCommand extends SshCommand { |
| @Option( |
| name = "--trim-id", |
| metaVar = "TRIM_ID", |
| usage = "Trim old events up to and including trim-id from EventStore" |
| ) |
| protected long trim = -1; |
| |
| @Option(name = "--size", metaVar = "SIZE", usage = "Trim and keep SIZE events") |
| protected long size = -1; |
| |
| protected final EventStore store; |
| |
| @Inject |
| TrimCommand(EventStore store) { |
| this.store = store; |
| } |
| |
| public void run() throws Exception { |
| if (trim != -1) { |
| store.trim(trim); |
| } |
| if (size != -1) { |
| store.trim(store.getHead() - size); |
| } |
| } |
| } |