/*
* Lokomo OneCMDB - An Open Source Software for Configuration
* Management of Datacenter Resources
*
* Copyright (C) 2006 Lokomo Systems AB
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* Lokomo Systems AB can be contacted via e-mail: info@lokomo.com or via
* paper mail: Lokomo Systems AB, Sv�rdv�gen 27, SE-182 33
* Danderyd, Sweden.
*
*/
package org.onecmdb.ui.gwt.desktop.server.servlet;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.onecmdb.ui.gwt.desktop.client.service.content.Config;
import org.onecmdb.ui.gwt.desktop.client.service.model.mdr.MDRHistoryState;
import org.onecmdb.ui.gwt.desktop.server.command.ExecCommand;
import org.onecmdb.ui.gwt.desktop.server.command.ExportQueryCommand;
import org.onecmdb.ui.gwt.desktop.server.service.content.ContentParserFactory;
import org.onecmdb.ui.gwt.desktop.server.service.model.ConfigurationFactory;
import org.springframework.web.bind.ServletRequestDataBinder;
public class ExecServiceServlet extends HttpServlet {
private static final int BUF_SIZE = 8192;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
File root = ContentParserFactory.get().getRootPath();
if (root == null) {
resp.sendError(404, "Root path not found!");
return;
}
String mdrHome = ConfigurationFactory.get(Config.MDR_HOME);
if (mdrHome == null) {
mdrHome = "MDR";
}
root = new File(root, mdrHome);
String history = ConfigurationFactory.get(Config.MDR_HISTORY_ITEM);
if (history == null) {
history = MDRHistoryState.getHistoryTemplate();
}
ExecCommand cmd = new ExecCommand();
cmd.setRoot(root.getCanonicalPath());
cmd.setHistory(history);
ServletRequestDataBinder binder = new ServletRequestDataBinder(cmd);
binder.bind(req);
try {
resp.setContentType(cmd.getContentType());
OutputStream out = resp.getOutputStream();
cmd.transfer(out);
out.flush();
} catch (Throwable e) {
e.printStackTrace();
resp.setStatus(HttpServletResponse.SC_BAD_REQUEST, "Error:" + e.getMessage());
}
}
public long transfer(InputStream in, OutputStream out) throws IOException {
byte b[] = new byte[BUF_SIZE];
boolean eof = false;
long totalLength = 0;
while (!eof) {
int len = in.read(b, 0, BUF_SIZE);
if (len < 0) {
eof = true;
continue;
}
totalLength += len;
out.write(b, 0, len);
}
return(totalLength);
}
}