f5942773ec
git-svn-id: http://google-refine.googlecode.com/svn/trunk@89 7d457c2a-affb-35e4-300a-418c747d4874
126 lines
5.1 KiB
Java
126 lines
5.1 KiB
Java
package com.metaweb.gridworks;
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import java.io.File;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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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.JSONException;
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import org.json.JSONObject;
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import org.json.JSONTokener;
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import com.metaweb.gridworks.commands.Command;
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import com.metaweb.gridworks.commands.edit.AddColumnCommand;
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import com.metaweb.gridworks.commands.edit.CreateProjectCommand;
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import com.metaweb.gridworks.commands.edit.DoTextTransformCommand;
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import com.metaweb.gridworks.commands.edit.JoinMultiValueCellsCommand;
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import com.metaweb.gridworks.commands.edit.RemoveColumnCommand;
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import com.metaweb.gridworks.commands.edit.SaveProtographCommand;
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import com.metaweb.gridworks.commands.edit.SplitMultiValueCellsCommand;
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import com.metaweb.gridworks.commands.edit.UndoRedoCommand;
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import com.metaweb.gridworks.commands.info.ComputeFacetsCommand;
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import com.metaweb.gridworks.commands.info.ExportRowsCommand;
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import com.metaweb.gridworks.commands.info.GetAllProjectMetadataCommand;
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import com.metaweb.gridworks.commands.info.GetModelsCommand;
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import com.metaweb.gridworks.commands.info.GetHistoryCommand;
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import com.metaweb.gridworks.commands.info.GetProcessesCommand;
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import com.metaweb.gridworks.commands.info.GetProjectMetadataCommand;
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import com.metaweb.gridworks.commands.info.GetRowsCommand;
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import com.metaweb.gridworks.commands.recon.ApproveNewReconcileCommand;
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import com.metaweb.gridworks.commands.recon.ApproveReconcileCommand;
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import com.metaweb.gridworks.commands.recon.DiscardReconcileCommand;
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import com.metaweb.gridworks.commands.recon.JudgeOneCellCommand;
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import com.metaweb.gridworks.commands.recon.ReconcileCommand;
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import com.metaweb.gridworks.commands.util.GetExpressionLanguageInfoCommand;
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import com.metaweb.gridworks.commands.util.PreviewExpressionCommand;
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public class GridworksServlet extends HttpServlet {
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private static final long serialVersionUID = 2386057901503517403L;
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static protected Map<String, Command> _commands = new HashMap<String, Command>();
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static {
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_commands.put("create-project-from-upload", new CreateProjectCommand());
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_commands.put("export-rows", new ExportRowsCommand());
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_commands.put("get-project-metadata", new GetProjectMetadataCommand());
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_commands.put("get-all-project-metadata", new GetAllProjectMetadataCommand());
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_commands.put("get-models", new GetModelsCommand());
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_commands.put("get-rows", new GetRowsCommand());
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_commands.put("get-processes", new GetProcessesCommand());
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_commands.put("get-history", new GetHistoryCommand());
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_commands.put("undo-redo", new UndoRedoCommand());
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_commands.put("compute-facets", new ComputeFacetsCommand());
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_commands.put("do-text-transform", new DoTextTransformCommand());
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_commands.put("add-column", new AddColumnCommand());
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_commands.put("remove-column", new RemoveColumnCommand());
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_commands.put("join-multi-value-cells", new JoinMultiValueCellsCommand());
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_commands.put("split-multi-value-cells", new SplitMultiValueCellsCommand());
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_commands.put("reconcile", new ReconcileCommand());
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_commands.put("approve-reconcile", new ApproveReconcileCommand());
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_commands.put("approve-new-reconcile", new ApproveNewReconcileCommand());
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_commands.put("discard-reconcile", new DiscardReconcileCommand());
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_commands.put("judge-one-cell", new JudgeOneCellCommand());
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_commands.put("save-protograph", new SaveProtographCommand());
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_commands.put("preview-expression", new PreviewExpressionCommand());
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_commands.put("get-expression-language-info", new GetExpressionLanguageInfoCommand());
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}
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@Override
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public void init() throws ServletException {
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super.init();
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}
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@Override
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public void destroy() {
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if (ProjectManager.singleton != null) {
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ProjectManager.singleton.saveAllProjects();
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ProjectManager.singleton.save();
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ProjectManager.singleton = null;
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}
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super.destroy();
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}
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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ProjectManager.initialize(new File("./data"));
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String commandName = request.getPathInfo().substring(1);
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Command command = _commands.get(commandName);
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if (command != null) {
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command.doPost(request, response);
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}
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}
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protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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ProjectManager.initialize(new File("./data"));
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String commandName = request.getPathInfo().substring(1);
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Command command = _commands.get(commandName);
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if (command != null) {
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command.doGet(request, response);
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}
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}
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static public JSONObject evaluateJsonStringToObject(String s) throws JSONException {
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JSONTokener t = new JSONTokener(s);
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JSONObject o = (JSONObject) t.nextValue();
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return o;
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}
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protected String encodeString(String s) {
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return s.replace("\"", "\\\"");
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}
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}
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