VertexRemove.java

package io.lumify.web.routes.vertex;

import com.google.inject.Inject;
import io.lumify.core.config.Configuration;
import io.lumify.core.model.user.UserRepository;
import io.lumify.core.model.workspace.WorkspaceRepository;
import io.lumify.core.user.User;
import io.lumify.core.util.GraphUtil;
import io.lumify.core.util.LumifyLogger;
import io.lumify.core.util.LumifyLoggerFactory;
import io.lumify.miniweb.HandlerChain;
import io.lumify.web.BaseRequestHandler;
import io.lumify.web.clientapi.model.SandboxStatus;
import io.lumify.web.routes.workspace.WorkspaceHelper;
import org.securegraph.Authorizations;
import org.securegraph.Graph;
import org.securegraph.Vertex;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class VertexRemove extends BaseRequestHandler {
    private static final LumifyLogger LOGGER = LumifyLoggerFactory.getLogger(VertexRemove.class);
    private final Graph graph;
    private final WorkspaceHelper workspaceHelper;

    @Inject
    public VertexRemove(
            final Graph graph,
            final WorkspaceHelper workspaceHelper,
            final UserRepository userRepository,
            final WorkspaceRepository workspaceRepository,
            final Configuration configuration) {
        super(userRepository, workspaceRepository, configuration);
        this.graph = graph;
        this.workspaceHelper = workspaceHelper;
    }

    @Override
    public void handle(HttpServletRequest request, HttpServletResponse response, HandlerChain chain) throws Exception {
        final String graphVertexId = getRequiredParameter(request, "graphVertexId");
        String workspaceId = getActiveWorkspaceId(request);

        User user = getUser(request);
        Authorizations authorizations = getAuthorizations(request, user);

        Vertex vertex = graph.getVertex(graphVertexId, authorizations);

        SandboxStatus sandboxStatus = GraphUtil.getSandboxStatus(vertex, workspaceId);

        boolean isPublicVertex = sandboxStatus == SandboxStatus.PUBLIC;

        workspaceHelper.deleteVertex(vertex, workspaceId, isPublicVertex, authorizations, user);
        respondWithSuccessJson(response);
    }
}