Mercurial > hg > mercurial
view mercurial-common/src/jetbrains/buildServer/buildTriggers/vcs/mercurial/MercurialLogTemplate.java @ 761:196f62e515db
extract superclass
author | eugene.petrenko@jetbrains.com |
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date | Tue, 25 Feb 2014 11:53:50 +0100 |
parents | 388b7f309865 |
children | 7bf456c8db53 |
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/* * Copyright 2000-2014 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 jetbrains.buildServer.buildTriggers.vcs.mercurial; import jetbrains.buildServer.util.FileUtil; import jetbrains.buildServer.vcs.VcsException; import org.jetbrains.annotations.NotNull; import java.io.File; import java.io.IOException; import static com.intellij.openapi.util.io.FileUtil.createTempFile; import static com.intellij.openapi.util.io.FileUtil.delete; /** * Created 25.02.14 11:29 * * @author Eugene Petrenko (eugene.petrenko@jetbrains.com) */ public class MercurialLogTemplate implements MercurialTemplate { private final String myResourcePath; private final String myTmpFileSuffix; private File myFile; public MercurialLogTemplate(@NotNull final String resourcePath, @NotNull final String tmpFileSuffix) throws IOException { myResourcePath = resourcePath; myTmpFileSuffix = tmpFileSuffix; copyTemplate(); } @NotNull public File getTemplate() throws VcsException { if (myFile.isFile() && myFile.exists()) return myFile; try { copyTemplate(); return myFile; } catch (IOException e) { throw new VcsException("Cannot create mercurial log template", e); } } @NotNull public <T> T withTemplate(@NotNull final WithTemplate<T> action) throws VcsException { return action.action(getTemplate()); } public void dispose() { delete(myFile); } private void copyTemplate() throws IOException { File template = createTempFile("teamcity", myTmpFileSuffix); FileUtil.copyResource(getClass(), myResourcePath, template); myFile = template; } }