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#issue 265: copyTrans performance fix
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May 13, 2011
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156 changes: 156 additions & 0 deletions
156
server/zanata-war/src/main/java/org/zanata/service/impl/CopyTransService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| /* | ||
| * Copyright 2010, Red Hat, Inc. and individual contributors | ||
| * as indicated by the @author tags. See the copyright.txt file in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * This is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as | ||
| * published by the Free Software Foundation; either version 2.1 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This software is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this software; if not, write to the Free | ||
| * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | ||
| */ | ||
| package org.zanata.service.impl; | ||
|
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| import java.util.List; | ||
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| import org.jboss.seam.ScopeType; | ||
| import org.jboss.seam.annotations.AutoCreate; | ||
| import org.jboss.seam.annotations.In; | ||
| import org.jboss.seam.annotations.Logger; | ||
| import org.jboss.seam.annotations.Name; | ||
| import org.jboss.seam.annotations.Observer; | ||
| import org.jboss.seam.annotations.Scope; | ||
| import org.jboss.seam.log.Log; | ||
| import org.jboss.seam.transaction.Transaction; | ||
| import org.zanata.common.ContentState; | ||
| import org.zanata.dao.DocumentDAO; | ||
| import org.zanata.dao.TextFlowTargetDAO; | ||
| import org.zanata.model.HDocument; | ||
| import org.zanata.model.HLocale; | ||
| import org.zanata.model.HSimpleComment; | ||
| import org.zanata.model.HTextFlow; | ||
| import org.zanata.model.HTextFlowTarget; | ||
| import org.zanata.rest.service.TranslationResourcesService; | ||
| import org.zanata.service.LocaleService; | ||
|
|
||
| @Name("copyTransService") | ||
| @AutoCreate | ||
| @Scope(ScopeType.STATELESS) | ||
| public class CopyTransService | ||
| { | ||
| @In | ||
| private LocaleService localeServiceImpl; | ||
| @In | ||
| private TextFlowTargetDAO textFlowTargetDAO; | ||
| @In | ||
| private DocumentDAO documentDAO; | ||
| @Logger | ||
| Log log; | ||
|
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|
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| @Observer(TranslationResourcesService.EVENT_COPY_TRANS) | ||
| public void execute(Long docId, String project, String iterationSlug) | ||
| { | ||
| log.info("start copy trans for: " + docId); | ||
| List<HLocale> localelist = localeServiceImpl.getSupportedLangugeByProjectIteration(project, iterationSlug); | ||
| HDocument document = documentDAO.findById(docId, true); | ||
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| for (HLocale locale : localelist) | ||
| { | ||
| log.info("locale:" + locale.getLocaleId().getId()); | ||
| copyTransForLocale(document, locale); | ||
| } | ||
| } | ||
|
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| private String createComment(HTextFlowTarget target) | ||
| { | ||
| String authorname; | ||
| HDocument document = target.getTextFlow().getDocument(); | ||
| String projectname = document.getProjectIteration().getProject().getName(); | ||
| String version = document.getProjectIteration().getSlug(); | ||
| String documentid = document.getDocId(); | ||
| if (target.getLastModifiedBy() != null) | ||
| { | ||
| authorname = target.getLastModifiedBy().getName(); | ||
| } | ||
| else | ||
| { | ||
| authorname = ""; | ||
| } | ||
|
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| return "translation auto-copied from project " + projectname + ", version " + version + ", document " + documentid + ", author " + authorname; | ||
| } | ||
|
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| private void copyTransForLocale(HDocument document, HLocale locale) | ||
| { | ||
| try | ||
| { | ||
| Transaction.instance().begin(); | ||
| int copyCount = 0; | ||
| for (HTextFlow textFlow : document.getTextFlows()) | ||
| { | ||
| HTextFlowTarget hTarget = textFlow.getTargets().get(locale); | ||
| if (hTarget != null && hTarget.getState() == ContentState.Approved) | ||
| continue; | ||
| HTextFlowTarget oldTFT = textFlowTargetDAO.findLatestEquivalentTranslation(textFlow, locale); | ||
| if (oldTFT != null) | ||
| { | ||
| log.info("find one:" + oldTFT.getContent()); | ||
| if (hTarget == null) | ||
| { | ||
| hTarget = new HTextFlowTarget(textFlow, locale); | ||
| hTarget.setVersionNum(1); | ||
| textFlow.getTargets().put(locale, hTarget); | ||
| } | ||
| else | ||
| { | ||
| // DB trigger will copy old value to history table, if we | ||
| // change the versionNum | ||
| hTarget.setVersionNum(hTarget.getVersionNum() + 1); | ||
| } | ||
| // NB we don't touch creationDate | ||
| hTarget.setLastChanged(oldTFT.getLastChanged()); | ||
| hTarget.setLastModifiedBy(oldTFT.getLastModifiedBy()); | ||
| hTarget.setContent(oldTFT.getContent()); | ||
| hTarget.setState(oldTFT.getState()); | ||
| HSimpleComment hcomment = hTarget.getComment(); | ||
| if (hcomment == null) | ||
| { | ||
| hcomment = new HSimpleComment(); | ||
| hTarget.setComment(hcomment); | ||
| } | ||
| hcomment.setComment(createComment(oldTFT)); | ||
| textFlowTargetDAO.makePersistent(hTarget); | ||
| ++copyCount; | ||
| } | ||
| } | ||
| textFlowTargetDAO.flush(); | ||
| Transaction.instance().commit(); | ||
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| log.info("copied {0} existing translations for document \"{1}{2}\" ", copyCount, document.getPath(), document.getName()); | ||
|
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| } | ||
| catch (Exception e) | ||
| { | ||
| log.warn(e, e); | ||
| try | ||
| { | ||
| Transaction.instance().rollback(); | ||
| } | ||
| catch (Exception i) | ||
| { | ||
| log.warn(i, i); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| } |