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MsaWSThread.java

/*
 * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)
 * Copyright (C) 2011 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle
 * 
 * This file is part of Jalview.
 * 
 * Jalview is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License 
 * as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 * 
 * Jalview is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty 
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
 * PURPOSE.  See the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
 */
package jalview.ws.jws2;

import java.util.*;

import compbio.data.msa.MsaWS;
import compbio.data.sequence.AlignmentMetadata;
import compbio.data.sequence.Program;
import compbio.metadata.Argument;
import compbio.metadata.ChunkHolder;
import compbio.metadata.JobStatus;
import compbio.metadata.Preset;

import jalview.analysis.*;
import jalview.bin.*;
import jalview.datamodel.*;
import jalview.gui.*;
import jalview.ws.AWsJob;
import jalview.ws.WSClientI;
import jalview.ws.JobStateSummary;
import jalview.ws.jws2.dm.JabaWsParamSet;
import jalview.ws.params.WsParamSetI;

00040 class MsaWSThread extends AWS2Thread implements WSClientI
{
  boolean submitGaps = false; // pass sequences including gaps to alignment

  // service

  boolean preserveOrder = true; // and always store and recover sequence

  // order

00050   class MsaWSJob extends JWs2Job
  {
    long lastChunk = 0;

    WsParamSetI preset = null;

    List<Argument> arguments = null;

    /**
     * input
     */
00061     ArrayList<compbio.data.sequence.FastaSequence> seqs = new ArrayList<compbio.data.sequence.FastaSequence>();

    /**
     * output
     */
00066     compbio.data.sequence.Alignment alignment;

    // set if the job didn't get run - then the input is simply returned to the
    // user
    private boolean returnInput = false;

    /**
     * MsaWSJob
     * 
     * @param jobNum
     *          int
     * @param jobId
     *          String
     */
00080     public MsaWSJob(int jobNum, SequenceI[] inSeqs)
    {
      this.jobnum = jobNum;
      if (!prepareInput(inSeqs, 2))
      {
        submitted = true;
        subjobComplete = true;
        returnInput = true;
      }

    }

    Hashtable<String, Map> SeqNames = new Hashtable();

    Vector<String[]> emptySeqs = new Vector();

    /**
     * prepare input sequences for MsaWS service
     * 
     * @param seqs
     *          jalview sequences to be prepared
     * @param minlen
     *          minimum number of residues required for this MsaWS service
     * @return true if seqs contains sequences to be submitted to service.
     */
    // TODO: return compbio.seqs list or nothing to indicate validity.
00106     private boolean prepareInput(SequenceI[] seqs, int minlen)
    {
      int nseqs = 0;
      if (minlen < 0)
      {
        throw new Error(
                "Implementation error: minlen must be zero or more.");
      }
      for (int i = 0; i < seqs.length; i++)
      {
        if (seqs[i].getEnd() - seqs[i].getStart() > minlen - 1)
        {
          nseqs++;
        }
      }
      boolean valid = nseqs > 1; // need at least two seqs
      compbio.data.sequence.FastaSequence seq;
      for (int i = 0, n = 0; i < seqs.length; i++)
      {

        String newname = jalview.analysis.SeqsetUtils.unique_name(i); // same
        // for
        // any
        // subjob
        SeqNames.put(newname,
                jalview.analysis.SeqsetUtils.SeqCharacterHash(seqs[i]));
        if (valid && seqs[i].getEnd() - seqs[i].getStart() > minlen - 1)
        {
          // make new input sequence with or without gaps
          seq = new compbio.data.sequence.FastaSequence(newname,
                  (submitGaps) ? seqs[i].getSequenceAsString()
                          : AlignSeq.extractGaps(
                                  jalview.util.Comparison.GapChars,
                                  seqs[i].getSequenceAsString()));
          this.seqs.add(seq);
        }
        else
        {
          String empty = null;
          if (seqs[i].getEnd() >= seqs[i].getStart())
          {
            empty = (submitGaps) ? seqs[i].getSequenceAsString() : AlignSeq
                    .extractGaps(jalview.util.Comparison.GapChars,
                            seqs[i].getSequenceAsString());
          }
          emptySeqs.add(new String[]
          { newname, empty });
        }
      }
      return valid;
    }

    /**
     * 
     * @return true if getAlignment will return a valid alignment result.
     */
00162     public boolean hasResults()
    {
      if (subjobComplete
              && isFinished()
              && (alignment != null || (emptySeqs != null && emptySeqs
                      .size() > 0)))
      {
        return true;
      }
      return false;
    }

    /**
     * 
     * get the alignment including any empty sequences in the original order
     * with original ids. Caller must access the alignment.getMetadata() object
     * to annotate the final result passsed to the user.
     * 
     * @return { SequenceI[], AlignmentOrder }
     */
00182     public Object[] getAlignment()
    {
      // is this a generic subjob or a Jws2 specific Object[] return signature
      if (hasResults())
      {
        SequenceI[] alseqs = null;
        char alseq_gapchar = '-';
        int alseq_l = 0;
        if (alignment.getSequences().size() > 0)
        {
          alseqs = new SequenceI[alignment.getSequences().size()];
          for (compbio.data.sequence.FastaSequence seq : alignment
                  .getSequences())
          {
            alseqs[alseq_l++] = new Sequence(seq.getId(), seq.getSequence());
          }
          alseq_gapchar = alignment.getMetadata().getGapchar();

        }
        // add in the empty seqs.
        if (emptySeqs.size() > 0)
        {
          SequenceI[] t_alseqs = new SequenceI[alseq_l + emptySeqs.size()];
          // get width
          int i, w = 0;
          if (alseq_l > 0)
          {
            for (i = 0, w = alseqs[0].getLength(); i < alseq_l; i++)
            {
              if (w < alseqs[i].getLength())
              {
                w = alseqs[i].getLength();
              }
              t_alseqs[i] = alseqs[i];
              alseqs[i] = null;
            }
          }
          // check that aligned width is at least as wide as emptySeqs width.
          int ow = w, nw = w;
          for (i = 0, w = emptySeqs.size(); i < w; i++)
          {
            String[] es = (String[]) emptySeqs.get(i);
            if (es != null && es[1] != null)
            {
              int sw = es[1].length();
              if (nw < sw)
              {
                nw = sw;
              }
            }
          }
          // make a gapped string.
          StringBuffer insbuff = new StringBuffer(w);
          for (i = 0; i < nw; i++)
          {
            insbuff.append(alseq_gapchar);
          }
          if (ow < nw)
          {
            for (i = 0; i < alseq_l; i++)
            {
              int sw = t_alseqs[i].getLength();
              if (nw > sw)
              {
                // pad at end
                alseqs[i].setSequence(t_alseqs[i].getSequenceAsString()
                        + insbuff.substring(0, sw - nw));
              }
            }
          }
          for (i = 0, w = emptySeqs.size(); i < w; i++)
          {
            String[] es = (String[]) emptySeqs.get(i);
            if (es[1] == null)
            {
              t_alseqs[i + alseq_l] = new jalview.datamodel.Sequence(es[0],
                      insbuff.toString(), 1, 0);
            }
            else
            {
              if (es[1].length() < nw)
              {
                t_alseqs[i + alseq_l] = new jalview.datamodel.Sequence(
                        es[0],
                        es[1] + insbuff.substring(0, nw - es[1].length()),
                        1, 1 + es[1].length());
              }
              else
              {
                t_alseqs[i + alseq_l] = new jalview.datamodel.Sequence(
                        es[0], es[1]);
              }
            }
          }
          alseqs = t_alseqs;
        }
        AlignmentOrder msaorder = new AlignmentOrder(alseqs);
        // always recover the order - makes parseResult()'s life easier.
        jalview.analysis.AlignmentSorter.recoverOrder(alseqs);
        // account for any missing sequences
        jalview.analysis.SeqsetUtils.deuniquify(SeqNames, alseqs);
        return new Object[]
        { alseqs, msaorder };
      }
      return null;
    }

    /**
     * mark subjob as cancelled and set result object appropriatly
     */
00292     void cancel()
    {
      cancelled = true;
      subjobComplete = true;
      alignment = null;
    }

    /**
     * 
     * @return boolean true if job can be submitted.
     */
00303     public boolean hasValidInput()
    {
      // TODO: get attributes for this MsaWS instance to check if it can do two
      // sequence alignment.
      if (seqs != null && seqs.size() >= 2) // two or more sequences is valid ?
      {
        return true;
      }
      return false;
    }

    StringBuffer jobProgress = new StringBuffer();

    public void setStatus(String string)
    {
      jobProgress.setLength(0);
      jobProgress.append(string);
    }

    @Override
00323     public String getStatus()
    {
      return jobProgress.toString();
    }

    @Override
00329     public boolean hasStatus()
    {
      return jobProgress != null;
    }

    /**
     * @return the lastChunk
     */
00337     public long getLastChunk()
    {
      return lastChunk;
    }

    /**
     * @param lastChunk
     *          the lastChunk to set
     */
00346     public void setLastChunk(long lastChunk)
    {
      this.lastChunk = lastChunk;
    }

    String alignmentProgram = null;

    public String getAlignmentProgram()
    {
      return alignmentProgram;
    }

    public boolean hasArguments()
    {
      return (arguments != null && arguments.size() > 0)
              || (preset != null && preset instanceof JabaWsParamSet);
    }

    public List<Argument> getJabaArguments()
    {
      List<Argument> newargs = new ArrayList<Argument>();
      if (preset != null && preset instanceof JabaWsParamSet)
      {
        newargs.addAll(((JabaWsParamSet) preset).getjabaArguments());
      }
      if (arguments != null && arguments.size() > 0)
      {
        newargs.addAll(arguments);
      }
      return newargs;
    }

    /**
     * add a progess header to status string containing presets/args used
     */
00381     public void addInitialStatus()
    {
      if (preset != null)
      {
        jobProgress.append("Using "
                + (preset instanceof JabaPreset ? "Server" : "User")
                + "Preset: " + preset.getName());
        if (preset instanceof JabaWsParamSet)
        {
          for (Argument opt : ((JabaWsParamSet) preset).getjabaArguments())
          {
            jobProgress.append(opt.getName() + " " + opt.getDefaultValue()
                    + "\n");
          }
        }
      }
      if (arguments != null && arguments.size() > 0)
      {
        jobProgress.append("With custom parameters : \n");
        // merge arguments with preset's own arguments.
        for (Argument opt : arguments)
        {
          jobProgress.append(opt.getName() + " " + opt.getDefaultValue()
                  + "\n");
        }
      }
      jobProgress.append("\nJob Output:\n");
    }

    public boolean isPresetJob()
    {
      return preset != null && preset instanceof JabaPreset;
    }

    public Preset getServerPreset()
    {
      return (isPresetJob()) ? ((JabaPreset) preset).p : null;
    }
  }

  String alTitle; // name which will be used to form new alignment window.

  Alignment dataset; // dataset to which the new alignment will be

  // associated.

  @SuppressWarnings("unchecked")
  MsaWS server = null;

  /**
   * set basic options for this (group) of Msa jobs
   * 
   * @param subgaps
   *          boolean
   * @param presorder
   *          boolean
   */
00438   MsaWSThread(MsaWS server, String wsUrl, WebserviceInfo wsinfo,
          jalview.gui.AlignFrame alFrame, AlignmentView alview,
          String wsname, boolean subgaps, boolean presorder)
  {
    super(alFrame, wsinfo, alview, wsname, wsUrl);
    this.server = server;
    this.submitGaps = subgaps;
    this.preserveOrder = presorder;
  }

  /**
   * create one or more Msa jobs to align visible seuqences in _msa
   * 
   * @param title
   *          String
   * @param _msa
   *          AlignmentView
   * @param subgaps
   *          boolean
   * @param presorder
   *          boolean
   * @param seqset
   *          Alignment
   */
00462   MsaWSThread(MsaWS server2, WsParamSetI preset, List<Argument> paramset,
          String wsUrl, WebserviceInfo wsinfo,
          jalview.gui.AlignFrame alFrame, String wsname, String title,
          AlignmentView _msa, boolean subgaps, boolean presorder,
          Alignment seqset)
  {
    this(server2, wsUrl, wsinfo, alFrame, _msa, wsname, subgaps, presorder);
    OutputHeader = wsInfo.getProgressText();
    alTitle = title;
    dataset = seqset;

    SequenceI[][] conmsa = _msa.getVisibleContigs('-');
    if (conmsa != null)
    {
      int njobs = conmsa.length;
      jobs = new MsaWSJob[njobs];
      for (int j = 0; j < njobs; j++)
      {
        if (j != 0)
        {
          jobs[j] = new MsaWSJob(wsinfo.addJobPane(), conmsa[j]);
        }
        else
        {
          jobs[j] = new MsaWSJob(0, conmsa[j]);
        }
        ((MsaWSJob) jobs[j]).preset = preset;
        ((MsaWSJob) jobs[j]).arguments = paramset;
        ((MsaWSJob) jobs[j]).alignmentProgram = wsname;
        if (njobs > 0)
        {
          wsinfo.setProgressName("region " + jobs[j].getJobnum(),
                  jobs[j].getJobnum());
        }
        wsinfo.setProgressText(jobs[j].getJobnum(), OutputHeader);
      }
    }
  }

00501   public boolean isCancellable()
  {
    return true;
  }

00506   public void cancelJob()
  {
    if (!jobComplete && jobs != null)
    {
      boolean cancelled = true;
      for (int job = 0; job < jobs.length; job++)
      {
        if (jobs[job].isSubmitted() && !jobs[job].isSubjobComplete())
        {
          String cancelledMessage = "";
          try
          {
            boolean cancelledJob = server.cancelJob(jobs[job].getJobId());
            if (cancelledJob || true)
            {
              // CANCELLED_JOB
              // if the Jaba server indicates the job can't be cancelled, its
              // because its running on the server's local execution engine
              // so we just close the window anyway.
              cancelledMessage = "Job cancelled.";
              ((MsaWSJob) jobs[job]).cancel(); // TODO: refactor to avoid this
                                               // ugliness -
              wsInfo.setStatus(jobs[job].getJobnum(),
                      WebserviceInfo.STATE_CANCELLED_OK);
            }
            else
            {
              // VALID UNSTOPPABLE JOB
              cancelledMessage += "Server cannot cancel this job. just close the window.\n";
              cancelled = false;
              // wsInfo.setStatus(jobs[job].jobnum,
              // WebserviceInfo.STATE_RUNNING);
            }
          } catch (Exception exc)
          {
            cancelledMessage += ("\nProblems cancelling the job : Exception received...\n"
                    + exc + "\n");
            Cache.log.warn(
                    "Exception whilst cancelling " + jobs[job].getJobId(),
                    exc);
          }
          wsInfo.setProgressText(jobs[job].getJobnum(), OutputHeader
                  + cancelledMessage + "\n");
        }
      }
      if (cancelled)
      {
        wsInfo.setStatus(WebserviceInfo.STATE_CANCELLED_OK);
        jobComplete = true;
      }
      this.interrupt(); // kick thread to update job states.
    }
    else
    {
      if (!jobComplete)
      {
        wsInfo.setProgressText(OutputHeader
                + "Server cannot cancel this job because it has not been submitted properly. just close the window.\n");
      }
    }
  }

00568   public void pollJob(AWsJob job) throws Exception
  {
    // TODO: investigate if we still need to cast here in J1.6
    MsaWSJob j = ((MsaWSJob) job);
    // this is standard code, but since the interface doesn't comprise of a
    // basic one that implements (getJobStatus, pullExecStatistics) we have to
    // repeat the code for all jw2s services.
    j.setjobStatus(server.getJobStatus(job.getJobId()));
    updateJobProgress(j);
  }

  /**
   * 
   * @param j
   * @return true if more job progress data was available
   * @throws Exception
   */
00585   protected boolean updateJobProgress(MsaWSJob j) throws Exception
  {
    StringBuffer response = j.jobProgress;
    long lastchunk = j.getLastChunk();
    boolean changed=false;
    do
    {
      j.setLastChunk(lastchunk);
      ChunkHolder chunk = server
              .pullExecStatistics(j.getJobId(), lastchunk);
      if (chunk != null)
      {
        changed=chunk.getChunk().length()>0;
        response.append(chunk.getChunk());
        lastchunk = chunk.getNextPosition();
      }
      ;
    } while (lastchunk >= 0 && j.getLastChunk() != lastchunk);
    return changed;
  }

00606   public void StartJob(AWsJob job)
  {
    Exception lex = null;
    // boiler plate template
    if (!(job instanceof MsaWSJob))
    {
      throw new Error("StartJob(MsaWSJob) called on a WSJobInstance "
              + job.getClass());
    }
    MsaWSJob j = (MsaWSJob) job;
    if (j.isSubmitted())
    {
      if (Cache.log.isDebugEnabled())
      {
        Cache.log.debug("Tried to submit an already submitted job "
                + j.getJobId());
      }
      return;
    }
    // end boilerplate

    if (j.seqs == null || j.seqs.size() == 0)
    {
      // special case - selection consisted entirely of empty sequences...
      j.setjobStatus(JobStatus.FINISHED);
      j.setStatus("Empty Alignment Job");
    }
    try
    {
      j.addInitialStatus(); // list the presets/parameters used for the job in
                            // status
      if (j.isPresetJob())
      {
        j.setJobId(server.presetAlign(j.seqs, j.getServerPreset()));
      }
      else if (j.hasArguments())
      {
        j.setJobId(server.customAlign(j.seqs,j.getJabaArguments()));
      }
      else
      {
        j.setJobId(server.align(j.seqs));
      }

      if (j.getJobId() != null)
      {
        j.setSubmitted(true);
        j.setSubjobComplete(false);
        // System.out.println(WsURL + " Job Id '" + jobId + "'");
        return;
      }
      else
      {
        throw new Exception(
                "Server at "
                        + WsUrl
                        + " returned null string for job id, it probably cannot be contacted. Try again later ?");
      }
    } catch (compbio.metadata.UnsupportedRuntimeException _lex)
    {
      lex = _lex;
      wsInfo.appendProgressText("Job could not be run because the server doesn't support this program.\n"
              + _lex.getMessage());
      wsInfo.warnUser(_lex.getMessage(), "Service not supported!");
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_SERVERERROR);
      wsInfo.setStatus(j.getJobnum(),
              WebserviceInfo.STATE_STOPPED_SERVERERROR);
    } catch (compbio.metadata.LimitExceededException _lex)
    {
      lex = _lex;
      wsInfo.appendProgressText("Job could not be run because it exceeded a hard limit on the server.\n"
              + _lex.getMessage());
      wsInfo.warnUser(_lex.getMessage(), "Input is too big!");
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_ERROR);
      wsInfo.setStatus(j.getJobnum(), WebserviceInfo.STATE_STOPPED_ERROR);
    } catch (compbio.metadata.WrongParameterException _lex)
    {
      lex = _lex;
      wsInfo.warnUser(_lex.getMessage(), "Invalid job parameter set!");
      wsInfo.appendProgressText("Job could not be run because some of the parameter settings are not supported by the server.\n"
              + _lex.getMessage()
              + "\nPlease check to make sure you have used the correct parameter set for this service!\n");
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_ERROR);
      wsInfo.setStatus(j.getJobnum(), WebserviceInfo.STATE_STOPPED_ERROR);
    } catch (Error e)
    {
      // For unexpected errors
      System.err
              .println(WebServiceName
                      + "Client: Failed to submit the sequences for alignment (probably a server side problem)\n"
                      + "When contacting Server:" + WsUrl + "\n");
      e.printStackTrace(System.err);
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_SERVERERROR);
      wsInfo.setStatus(j.getJobnum(),
              WebserviceInfo.STATE_STOPPED_SERVERERROR);
    } catch (Exception e)
    {
      // For unexpected errors
      System.err
              .println(WebServiceName
                      + "Client: Failed to submit the sequences for alignment (probably a server side problem)\n"
                      + "When contacting Server:" + WsUrl + "\n");
      e.printStackTrace(System.err);
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_SERVERERROR);
      wsInfo.setStatus(j.getJobnum(),
              WebserviceInfo.STATE_STOPPED_SERVERERROR);
    } finally
    {
      if (!j.isSubmitted())
      {
        // Boilerplate code here
        // TODO: JBPNote catch timeout or other fault types explicitly

        j.setAllowedServerExceptions(0);
        wsInfo.appendProgressText(j.getJobnum(),
                "Failed to submit sequences for alignment.\n"
                        + "Just close the window\n");
      }
    }
  }

00727   public void parseResult()
  {
    int results = 0; // number of result sets received
    JobStateSummary finalState = new JobStateSummary();
    try
    {
      for (int j = 0; j < jobs.length; j++)
      {
        MsaWSJob msjob = ((MsaWSJob) jobs[j]);
        if (jobs[j].isFinished() && msjob.alignment == null)
        {
          boolean jpchanged=false,jpex=false;
          do {
            try
            {
              jpchanged = updateJobProgress(msjob);
              jpex=false;
            } catch (Exception e)
            {
              
              Cache.log
                      .warn("Exception when retrieving remaining Job progress data for job "
                              + msjob.getJobId() + " on server " + WsUrl);
              e.printStackTrace();
              if (jpex) {
                // give up polling after two consecutive exceptions
                jpchanged=false;
              } else {
                jpchanged=true;
              }
              // set flag remember that we've had an exception.
              jpex=true;
            }
            if (jpchanged)
            {
              try
              {
                Thread.sleep(jpex ? 400 : 200); // wait a bit longer if we experienced an exception.
              } catch (Exception ex)
              {
              }
              ;
            }
          } while (jpchanged);
          
          if (Cache.log.isDebugEnabled())
          {
            System.out.println("Job Execution file for job: "
                    + msjob.getJobId() + " on server " + WsUrl);
            System.out.println(msjob.getStatus());
            System.out.println("*** End of status");

          }
          try
          {
            msjob.alignment = server.getResult(msjob.getJobId());
          } catch (compbio.metadata.ResultNotAvailableException e)
          {
            // job has failed for some reason - probably due to invalid
            // parameters
            Cache.log
                    .debug("Results not available for finished job - marking as broken job.",
                            e);
            msjob.setjobStatus(JobStatus.FAILED);
          } catch (Exception e)
          {
            Cache.log.error("Couldn't get Alignment for job.", e);
            // TODO: Increment count and retry ?
            msjob.setjobStatus(JobStatus.UNDEFINED);
          }
        }
        finalState.updateJobPanelState(wsInfo, OutputHeader, jobs[j]);
        if (jobs[j].isSubmitted() && jobs[j].isSubjobComplete()
                && jobs[j].hasResults())
        {
          results++;
          compbio.data.sequence.Alignment alignment = ((MsaWSJob) jobs[j]).alignment;
          if (alignment != null)
          {
            // server.close(jobs[j].getJobnum());
            // wsInfo.appendProgressText(jobs[j].getJobnum(),
            // "\nAlignment Object Method Notes\n");
            // wsInfo.appendProgressText(jobs[j].getJobnum(),
            // "Calculated with "+alignment.getMetadata().getProgram().toString());
            // JBPNote The returned files from a webservice could be
            // hidden behind icons in the monitor window that,
            // when clicked, pop up their corresponding data
          }
        }
      }
    } catch (Exception ex)
    {

      Cache.log.error("Unexpected exception when processing results for "
              + alTitle, ex);
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_ERROR);
    }
    if (results > 0)
    {
      wsInfo.showResultsNewFrame
              .addActionListener(new java.awt.event.ActionListener()
              {
                public void actionPerformed(java.awt.event.ActionEvent evt)
                {
                  displayResults(true);
                }
              });
      wsInfo.mergeResults
              .addActionListener(new java.awt.event.ActionListener()
              {
                public void actionPerformed(java.awt.event.ActionEvent evt)
                {
                  displayResults(false);
                }
              });
      wsInfo.setResultsReady();
    }
    else
    {
      wsInfo.setStatus(WebserviceInfo.STATE_STOPPED_ERROR);
      wsInfo.setFinishedNoResults();
    }
  }

  void displayResults(boolean newFrame)
  {
    // view input or result data for each block
    Vector alorders = new Vector();
    SequenceI[][] results = new SequenceI[jobs.length][];
    AlignmentOrder[] orders = new AlignmentOrder[jobs.length];
    String lastProgram = null;
    MsaWSJob msjob;
    for (int j = 0; j < jobs.length; j++)
    {
      if (jobs[j].hasResults())
      {
        msjob = (MsaWSJob) jobs[j];
        Object[] res = msjob.getAlignment();
        lastProgram = msjob.getAlignmentProgram();
        alorders.add(res[1]);
        results[j] = (SequenceI[]) res[0];
        orders[j] = (AlignmentOrder) res[1];

        // SequenceI[] alignment = input.getUpdated
      }
      else
      {
        results[j] = null;
      }
    }
    Object[] newview = input.getUpdatedView(results, orders, getGapChar());
    // trash references to original result data
    for (int j = 0; j < jobs.length; j++)
    {
      results[j] = null;
      orders[j] = null;
    }
    SequenceI[] alignment = (SequenceI[]) newview[0];
    ColumnSelection columnselection = (ColumnSelection) newview[1];
    Alignment al = new Alignment(alignment);
    // TODO: add 'provenance' property to alignment from the method notes
    if (lastProgram != null)
    {
      al.setProperty("Alignment Program", lastProgram);
    }
    // accompanying each subjob
    if (dataset != null)
    {
      al.setDataset(dataset);
    }

    propagateDatasetMappings(al);
    // JBNote- TODO: warn user if a block is input rather than aligned data ?

    if (newFrame)
    {
      AlignFrame af = new AlignFrame(al, columnselection,
              AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);

      // initialise with same renderer settings as in parent alignframe.
      af.getFeatureRenderer().transferSettings(this.featureSettings);
      // update orders
      if (alorders.size() > 0)
      {
        if (alorders.size() == 1)
        {
          af.addSortByOrderMenuItem(WebServiceName + " Ordering",
                  (AlignmentOrder) alorders.get(0));
        }
        else
        {
          // construct a non-redundant ordering set
          Vector names = new Vector();
          for (int i = 0, l = alorders.size(); i < l; i++)
          {
            String orderName = new String(" Region " + i);
            int j = i + 1;

            while (j < l)
            {
              if (((AlignmentOrder) alorders.get(i))
                      .equals(((AlignmentOrder) alorders.get(j))))
              {
                alorders.remove(j);
                l--;
                orderName += "," + j;
              }
              else
              {
                j++;
              }
            }

            if (i == 0 && j == 1)
            {
              names.add(new String(""));
            }
            else
            {
              names.add(orderName);
            }
          }
          for (int i = 0, l = alorders.size(); i < l; i++)
          {
            af.addSortByOrderMenuItem(
                    WebServiceName + ((String) names.get(i)) + " Ordering",
                    (AlignmentOrder) alorders.get(i));
          }
        }
      }

      Desktop.addInternalFrame(af, alTitle, AlignFrame.DEFAULT_WIDTH,
              AlignFrame.DEFAULT_HEIGHT);

    }
    else
    {
      System.out.println("MERGE WITH OLD FRAME");
      // TODO: modify alignment in original frame, replacing old for new
      // alignment using the commands.EditCommand model to ensure the update can
      // be undone
    }
  }

00971   public boolean canMergeResults()
  {
    return false;
  }
}

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