root / src / org / gss_project / gss / server / rest / TagsHandler.java @ 1206:292dec4eae08
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/*
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* Copyright 2008, 2009 Electronic Business Systems Ltd.
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*
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* This file is part of GSS.
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*
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* GSS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GSS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GSS. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.gss_project.gss.server.rest; |
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import org.gss_project.gss.common.exceptions.ObjectNotFoundException; |
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import org.gss_project.gss.common.exceptions.RpcException; |
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import org.gss_project.gss.server.domain.User; |
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import java.io.IOException; |
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import java.util.Set; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.json.JSONArray; |
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/**
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* A class that handles operations on the 'tags' namespace.
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*
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* @author past
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*/
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public class TagsHandler extends RequestHandler { |
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/**
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* The logger.
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*/
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private static Log logger = LogFactory.getLog(TagsHandler.class); |
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/**
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* Serve the tags defined by the user.
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*
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* @param req The servlet request we are processing
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* @param resp The servlet response we are processing
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* @throws IOException if an input/output error occurs
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*/
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void serveTags(HttpServletRequest req, HttpServletResponse resp) throws IOException { |
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String path = getInnerPath(req, PATH_TAGS);
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if (path.equals("")) |
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path = "/";
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if (path.equals("/")) { |
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Set<String> tags; |
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try {
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User user = getUser(req); |
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User owner = getOwner(req); |
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if (!owner.equals(user)) {
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resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED); |
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return;
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} |
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tags = getService().getUserTags(user.getId()); |
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} catch (ObjectNotFoundException e) {
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logger.error("User not found", e);
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resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
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return;
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} catch (RpcException e) {
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logger.error("", e);
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resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
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return;
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} |
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JSONArray json = new JSONArray();
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for (String tag: tags) |
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json.put(tag); |
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sendJson(req, resp, json.toString()); |
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} else {
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resp.sendError(HttpServletResponse.SC_NOT_FOUND); |
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return;
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} |
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} |
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} |