| /* |
| * Copyright 2000-2012 JetBrains s.r.o. |
| * |
| * 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 org.jetbrains.idea.svn; |
| |
| import com.intellij.openapi.vcs.VcsException; |
| import com.intellij.util.Processor; |
| import org.tmatesoft.sqljet.core.SqlJetErrorCode; |
| import org.tmatesoft.sqljet.core.SqlJetException; |
| import org.tmatesoft.svn.core.SVNErrorCode; |
| import org.tmatesoft.svn.core.SVNException; |
| |
| /** |
| * Created with IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 6/29/12 |
| * Time: 3:45 PM |
| */ |
| public abstract class RepeatSvnActionThroughBusy { |
| public static final int REPEAT = 10; |
| |
| public static final Processor<Exception> ourBusyExceptionProcessor = new Processor<Exception>() { |
| @SuppressWarnings("ThrowableResultOfMethodCallIgnored") |
| @Override |
| public boolean process(Exception e) { |
| if (e instanceof SVNException) { |
| final SVNErrorCode errorCode = ((SVNException)e).getErrorMessage().getErrorCode(); |
| if (SVNErrorCode.WC_LOCKED.equals(errorCode)) { |
| return true; |
| } |
| else if (SVNErrorCode.SQLITE_ERROR.equals(errorCode)) { |
| Throwable cause = ((SVNException)e).getErrorMessage().getCause(); |
| if (cause instanceof SqlJetException) { |
| return SqlJetErrorCode.BUSY.equals(((SqlJetException)cause).getErrorCode()); |
| } |
| } |
| } |
| return false; |
| } |
| }; |
| |
| protected int myCnt = REPEAT; |
| protected long myTimeout = 50; |
| |
| protected abstract void executeImpl() throws VcsException; |
| |
| protected Object myT; |
| |
| public <T> T compute() throws VcsException { |
| execute(); |
| return (T) myT; |
| } |
| |
| public void execute() throws VcsException { |
| while (true) { |
| try { |
| executeImpl(); |
| break; |
| } |
| catch (VcsException e) { |
| if (ourBusyExceptionProcessor.process(e)) { |
| if (myCnt > 0) { |
| try { |
| Thread.sleep(myTimeout * (REPEAT - myCnt + 1)); |
| } |
| catch (InterruptedException e1) { |
| // |
| } |
| -- myCnt; |
| continue; |
| } |
| } |
| throw e; |
| } |
| } |
| } |
| } |