FileOpener_RequestHandler.java

package jetbrains.mps.ide.httpsupport.nodeaccess.plugin;

/*Generated by MPS */

import jetbrains.mps.ide.httpsupport.runtime.base.HttpRequestHandlerBase;
import java.util.List;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import java.util.ArrayList;
import jetbrains.mps.project.Project;
import jetbrains.mps.ide.httpsupport.manager.plugin.HttpRequest;
import jetbrains.mps.ide.httpsupport.runtime.base.HttpSupportUtil;
import jetbrains.mps.project.ProjectManager;
import jetbrains.mps.project.MPSProject;
import com.intellij.openapi.vfs.VirtualFile;
import jetbrains.mps.ide.common.FileOpenUtil;
import io.netty.handler.codec.http.HttpResponseStatus;
import io.netty.buffer.Unpooled;

public class FileOpener_RequestHandler extends HttpRequestHandlerBase {

  private static final List<String> QUERY_PREFIX = ListSequence.fromListAndArray(new ArrayList<String>(), "file");

  private final boolean myCorrectRequest;
  private final String file;
  private final Project project;

  public FileOpener_RequestHandler(HttpRequest request) {
    super(request);
    boolean correctRequest = true;
    {
      String file_serialized = ListSequence.fromList(this.request.getParameterValue("file")).getElement(0);
      if (file_serialized != null) {
        this.file = file_serialized;
      } else {
        correctRequest = false;
        this.file = null;
      }
    }
    {
      String project_serialized = ListSequence.fromList(this.request.getParameterValue("project")).getElement(0);
      if (project_serialized != null) {
        this.project = HttpSupportUtil.getProjectByName(project_serialized);
      } else {
        this.project = ProjectManager.getInstance().getOpenedProjects().get(0);
      }
    }
    myCorrectRequest = correctRequest;
  }


  @Override
  protected List<String> getQueryPrefix() {
    return QUERY_PREFIX;
  }


  @Override
  public boolean canHandle() {
    if (!(myCorrectRequest) || !(super.canHandle())) {
      return false;
    }

    return !(this.file.endsWith(".java"));
  }

  @Override
  public void handle() throws Exception {
    if (this.project instanceof MPSProject) {
      final com.intellij.openapi.project.Project ideaProject = as_tdoo4z_a0a0a0a0p(this.project, MPSProject.class).getProject();
      VirtualFile projectFile = ideaProject.getBaseDir();
      if (projectFile != null) {
        final VirtualFile virtualFile = projectFile.findFileByRelativePath(this.file);
        if (virtualFile != null) {
          this.project.getModelAccess().runWriteInEDT(new Runnable() {
            public void run() {
              FileOpenUtil.openFile(ideaProject, virtualFile, 1);
              HandlerUtil.requestFocus(FileOpener_RequestHandler.this.project);
            }
          });
          this.request.sendResponse(HttpResponseStatus.OK, "image/gif", Unpooled.copiedBuffer(HandlerUtil.SUCCESS_STREAM));
          return;
        }
      }
    } else {
      HandlerUtil.showNoProjectIsAvailablePopup();
    }

    this.request.sendResponse(HttpResponseStatus.OK, "image/gif", Unpooled.copiedBuffer(HandlerUtil.FAILURE_STREAM));
  }
  private static <T> T as_tdoo4z_a0a0a0a0p(Object o, Class<T> type) {
    return (type.isInstance(o) ? (T) o : null);
  }
}