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package net.sf.basedb.meludi.servlet; |
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import java.io.IOException; |
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import javax.servlet.ServletException; |
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import javax.servlet.http.HttpServlet; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import org.json.simple.JSONArray; |
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import org.json.simple.JSONObject; |
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import net.sf.basedb.core.Application; |
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.ItemQuery; |
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import net.sf.basedb.core.Project; |
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import net.sf.basedb.core.Protocol; |
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import net.sf.basedb.core.SessionControl; |
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import net.sf.basedb.core.query.Hql; |
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import net.sf.basedb.core.query.Orders; |
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import net.sf.basedb.meludi.JsonUtil; |
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import net.sf.basedb.meludi.Meludi; |
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import net.sf.basedb.meludi.dao.Subtype; |
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import net.sf.basedb.util.error.ThrowableUtil; |
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/** |
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Get information about protocols. |
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@author nicklas |
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@since 2.7 |
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*/ |
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public class ProtocolServlet |
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extends HttpServlet |
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{ |
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private static final long serialVersionUID = -2033935577320928224L; |
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public ProtocolServlet() |
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{} |
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@SuppressWarnings("unchecked") |
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@Override |
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protected void doGet(HttpServletRequest req, HttpServletResponse resp) |
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throws ServletException, IOException |
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{ |
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String ID = req.getParameter("ID"); |
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String cmd = req.getParameter("cmd"); |
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JsonUtil.setJsonResponseHeaders(resp); |
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JSONObject json = new JSONObject(); |
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json.put("status", "ok"); |
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//final SessionControl sc = Application.getSessionControl(ID, req.getRemoteAddr()); |
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//final SessionControl sc = Application.getSessionControl(ID, "", req.getRemoteAddr(), true); |
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final SessionControl sc = Application.getSessionControl(ID, null, req.getRemoteAddr(), true); |
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DbControl dc = null; |
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try |
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{ |
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if ("GetProtocols".equals(cmd)) |
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{ |
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/* |
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Get information about protocols. Add filter for optional 'subtype' parameter. |
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Sort by name. |
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*/ |
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dc = sc.newDbControl(); |
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ItemQuery<Protocol> query = Protocol.getQuery(); |
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query.setIncludes(Meludi.INCLUDE_IN_CURRENT_PROJECT); |
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Subtype subtype = Subtype.getByCName(req.getParameter("subtype")); |
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if (subtype != null) |
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{ |
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subtype.addFilter(dc, query); |
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} |
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query.order(Orders.asc(Hql.property("name"))); |
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query.order(Orders.asc(Hql.property("id"))); |
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Project project = sc.getActiveProjectId() == 0 ? null : Project.getById(dc, sc.getActiveProjectId()); |
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JSONArray jsonProtocols = new JSONArray(); |
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JSONObject jsonDefault = null; |
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int defaultProtocolId = -1; |
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for (Protocol p : query.list(dc)) |
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{ |
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JSONObject jsonProtocol = new JSONObject(); |
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jsonProtocol.put("id", p.getId()); |
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jsonProtocol.put("name", p.getName()); |
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jsonProtocols.add(jsonProtocol); |
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// Check if the current protocol is the latest default protocol |
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if (project != null && project.isDefaultItem(p) && p.getId() > defaultProtocolId) |
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{ |
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defaultProtocolId = p.getId(); |
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jsonDefault = jsonProtocol; |
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} |
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} |
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if (jsonDefault != null) |
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{ |
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jsonDefault.put("isDefault", true); |
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} |
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json.put("protocols", jsonProtocols); |
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} |
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|
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} |
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catch (Throwable t) |
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{ |
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t.printStackTrace(); |
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json.clear(); |
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json.put("status", "error"); |
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json.put("message", t.getMessage()); |
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json.put("stacktrace", ThrowableUtil.stackTraceToString(t)); |
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} |
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finally |
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{ |
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if (dc != null) dc.close(); |
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json.writeJSONString(resp.getWriter()); |
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} |
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} |
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} |