工作需要，写了个SVN 根据条件导出指定文件的工具。可自行扩展优化，如定制ANT任务什么的，只实现了核心功能。依赖svnkit 。
/**
*
*/
package com.elotter.common.svn;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.io.FileUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.tmatesoft.svn.core.ISVNLogEntryHandler;
import org.tmatesoft.svn.core.SVNDepth;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNLogEntry;
import org.tmatesoft.svn.core.SVNLogEntryPath;
import org.tmatesoft.svn.core.SVNURL;
import org.tmatesoft.svn.core.auth.ISVNAuthenticationManager;
import org.tmatesoft.svn.core.internal.io.dav.DAVRepositoryFactory;
import org.tmatesoft.svn.core.internal.io.fs.FSRepositoryFactory;
import org.tmatesoft.svn.core.internal.io.svn.SVNRepositoryFactoryImpl;
import org.tmatesoft.svn.core.internal.wc.DefaultSVNOptions;
import org.tmatesoft.svn.core.wc.ISVNOptions;
import org.tmatesoft.svn.core.wc.SVNClientManager;
import org.tmatesoft.svn.core.wc.SVNLogClient;
import org.tmatesoft.svn.core.wc.SVNRevision;
import org.tmatesoft.svn.core.wc.SVNWCUtil;
/**
* @author liuhx
*
*/
public class SvnExportTool {
private static Log logger = LogFactory.getLog(SvnExportTool.class);
public static final Pattern PROTOCOL = Pattern.compile("(\\w+://[\\w|\\d|.]+)");
private static volatile SvnExportTool svnExportTool ;
private SvnExportTool(){
SVNRepositoryFactoryImpl.setup();
FSRepositoryFactory.setup();
DAVRepositoryFactory.setup();
}
public static SvnExportTool getInstance(){
if(svnExportTool==null){
svnExportTool = new SvnExportTool();
}
return svnExportTool;
}
/**
* 比较版本导出
* @param repositoryURL
* @param dist 导出的目录文件夹
* @param userName 用户名
* @param password 密码
* @param startRevision 起始版本
* @param endRevision 结束版本
* @throws SVNException
* @throws IOException
*/
public void export(String svnHost,String project,String dist,String userName,String password,long startRevision ,long endRevision,EnableExportHandler enableExport) throws SVNException, IOException{
export(svnHost,project, dist, userName, password, startRevision , endRevision,false, enableExport) ;
}
/**
* 比较版本导出
* @param repositoryURL
* @param dist 导出的目录文件夹
* @param userName 用户名
* @param password 密码
* @param startRevision 起始版本
* @param endRevision 结束版本
* @param lastVersion 是否导出最新版本
* @throws SVNException
* @throws IOException
*/
@SuppressWarnings({ "unchecked", "deprecation" })
public synchronized void export(String svnHost,String project,String dist,String userName,String password,long startRevision ,long endRevision,boolean lastVersion,EnableExportHandler enableExport) throws SVNException, IOException{
ISVNAuthenticationManager authManager = SVNWCUtil .createDefaultAuthenticationManager(userName, password);
ISVNOptions options = SVNWCUtil.createDefaultOptions(true);
//创建SVNClientManager的实例
SVNClientManager clientManager = SVNClientManager.newInstance((DefaultSVNOptions) options, authManager);
ExportLogEntryHandler handler = new ExportLogEntryHandler();
// Matcher matcher = PROTOCOL.matcher(repositoryURL);
// String svnHost = null;
// if(matcher.find()){
// svnHost = matcher.group(1);
// }else
// svnHost = repositoryURL;
//获得历史记录
getHistoryEntrys(clientManager,svnHost+project,startRevision ,endRevision,handler);
List history = compareRevision(handler.history);
StringBuilder log = new StringBuilder();
for(SVNLogEntry entry:history){
if(enableExport!=null){
//判断能否导出，若不能导出继续
if(!enableExport.enableExport(entry)){
continue;
}
}
log.append(entry.getRevision()).append(" ").append(entry.getDate().toLocaleString()).append(" ").append(entry.getAuthor()).append(" ").append(entry.getMessage()).append("\r\n");
Collection paths = entry.getChangedPaths().values();
logger.info("export "+svnHost);
for (SVNLogEntryPath path : paths) {
log.append(path).append("\r\n");
if(path.getType()=='D'){//删除
File file = new File(dist,path.getPath());
if(file.exists()){
SvnExportTool.logger.info(" 删除 "+file.getAbsolutePath());
file.delete();
}else{
SvnExportTool.logger.info(file.getAbsolutePath()+"不存在!!");
}
continue;
}
//添加或更新
File file = new File(dist,path.getPath());
if(!file.getParentFile().exists()){
file.getParentFile().mkdirs();
}
SvnExportTool.logger.info(path.getType()+" "+path.getPath());
SVNRevision fileVersion = null;
if(lastVersion){
fileVersion = SVNRevision.HEAD;
}else{
fileVersion = SVNRevision.create(entry.getRevision());
}
try{
//导出
clientManager.getUpdateClient().doExport(SVNURL.parseURIEncoded(svnHost +path.getPath()),file, SVNRevision.HEAD,fileVersion,"native", true,SVNDepth.INFINITY);
}catch(Exception e){
System.out.println( e.getMessage());
}
}
log.append("\r\n");
}
FileUtils.writeStringToFile(new File(dist,"logger.log"), log.toString(), "UTF-8");
}
/**
* 比较版本
* @param list
* @return
*/
private List compareRevision(List list){
return list;
}
/**
* 获得版本区间的历史记录
* @param repositoryURL
* @param start
* @param end
* @param handler
* @throws SVNException
*/
private void getHistoryEntrys (SVNClientManager clientManager ,String repositoryURL,long start ,long end,ISVNLogEntryHandler handler) throws SVNException{
SVNLogClient logClient = clientManager.getLogClient();
SVNRevision startRevision = SVNRevision.create(start);
SVNRevision endRevision = null;
if(end==-1)
endRevision = SVNRevision.HEAD;
else
endRevision = SVNRevision.create(end);
logClient.doLog(SVNURL.parseURIEncoded(repositoryURL),new String[] {},SVNRevision.HEAD, startRevision, endRevision,false, true, Long.MAX_VALUE,handler);
}
class ExportLogEntryHandler implements ISVNLogEntryHandler {
private List history = new ArrayList();
public void handleLogEntry(SVNLogEntry logEntry) throws SVNException {
//存储历史提交记录
history.add(logEntry);
}
};
public interface EnableExportHandler{
public boolean enableExport(SVNLogEntry logEntry);
}
}
调用的时候
public static void main(String[] args) throws SVNException, IOException{
String svnHost = "svn://192.168.20.224/";
SvnExportTool.getInstance().export(svnHost,"trunk/sdlfwap","c:/temp1","liuhongxu","111111",3114 ,-1,true,new EnableExportHandler(){
@Override
public boolean enableExport(SVNLogEntry logEntry) {
if(logEntry.getAuthor().equals("liuhongxu")){
return true;
}
return false;
}
});
}