src/jalview/ws2/actions/alignment/AlignmentAction.java

   1 package jalview.ws2.actions.alignment;
   2
   3 import java.util.List;
   4 import java.util.Objects;
   5
   6 import jalview.viewmodel.AlignmentViewport;
   7 import jalview.ws.params.ArgumentI;
   8 import jalview.ws2.actions.BaseAction;
   9 import jalview.ws2.actions.api.TaskEventListener;
  10 import jalview.ws2.actions.api.TaskI;
  11 import jalview.ws2.api.Credentials;
  12 import jalview.ws2.client.api.AlignmentWebServiceClientI;
  13
  14 /**
  15  * Implementation of the {@link BaseAction} that runs alignment services. This
  16  * type of action requires {@link AlignmentWebServiceClientI} to retrieve
  17  * alignment result from the server.
  18  *
  19  * @author mmwarowny
  20  *
  21  */
  22 public class AlignmentAction extends BaseAction<AlignmentResult>
  23 {
  24   /**
  25    * A builder for AlignemntActions. Adds {@code client} and {@code submitGaps}
  26    * parameters to the base builder.
  27    *
  28    * @author mmwarowny
  29    */
  30   public static class Builder extends BaseAction.Builder<AlignmentAction>
  31   {
  32     protected AlignmentWebServiceClientI client;
  33
  34     protected boolean submitGaps = false;
  35
  36     public Builder(AlignmentWebServiceClientI client)
  37     {
  38       super();
  39       Objects.requireNonNull(client);
  40       this.client = client;
  41     }
  42
  43     public void submitGaps(boolean val)
  44     {
  45       submitGaps = val;
  46     }
  47
  48     public AlignmentAction build()
  49     {
  50       return new AlignmentAction(this);
  51     }
  52   }
  53
  54   public static Builder newBuilder(AlignmentWebServiceClientI client)
  55   {
  56     return new Builder(client);
  57   }
  58
  59   protected final boolean submitGaps;
  60
  61   protected final AlignmentWebServiceClientI client;
  62
  63   public AlignmentAction(Builder builder)
  64   {
  65     super(builder);
  66     submitGaps = builder.submitGaps;
  67     client = builder.client;
  68   }
  69
  70   @Override
  71   public TaskI<AlignmentResult> perform(AlignmentViewport viewport,
  72       List<ArgumentI> args, Credentials credentials,
  73       TaskEventListener<AlignmentResult> handler)
  74   {
  75     var msa = viewport.getAlignmentView(true);
  76     var task = new AlignmentTask(
  77         client, this, args, credentials, msa, viewport, submitGaps, handler);
  78     task.start(viewport.getServiceExecutor());
  79     return task;
  80   }
  81
  82   /**
  83    * Returns if the action is active for the given viewport. Alignment services
  84    * are non-interactive, so the action is never active.
  85    */
  86   @Override
  87   public boolean isActive(AlignmentViewport viewport)
  88   {
  89     return false;
  90   }
  91
  92 }