/** * Constructs and returns a worker thread which can perform a match as specified by the current * state of this component. * * @return new worker thread * @throws RuntimeException if the current state does not fully specify a multi query job; such * exceptions will have comprehensible messages */ private MatchWorker createMatchWorker() { /* Acquire state from this panel's GUI components. */ String sUrl = urlField_.getText(); if (sUrl == null || sUrl.trim().length() == 0) { throw new IllegalArgumentException("No " + service_.getName() + " URL given"); } URL serviceUrl; try { serviceUrl = new URL(sUrl); } catch (MalformedURLException e) { throw (IllegalArgumentException) new IllegalArgumentException("Bad " + service_.getName() + " URL syntax: " + sUrl) .initCause(e); } ConeErrorPolicy erract = (ConeErrorPolicy) erractSelector_.getSelectedItem(); TopcatModel tcModel = tcModel_; if (tcModel == null) { throw new NullPointerException("No table selected"); } final StarTable inTable = tcModel.getApparentStarTable(); int[] rowMap = tcModel.getViewModel().getRowMap(); ColumnData raData = raSelector_.getColumnData(); ColumnData decData = decSelector_.getColumnData(); ColumnData srData = srSelector_.getColumnData(); if (raData == null) { throw new NullPointerException("No RA column given"); } if (decData == null) { throw new NullPointerException("No Dec column given"); } Number parNum = parallelModel_.getNumber(); int parallelism = parNum == null ? 1 : parNum.intValue(); MulticoneMode mcMode = (MulticoneMode) modeSelector_.getSelectedItem(); StarTableFactory tfact = ControlWindow.getInstance().getTableFactory(); /* Assemble objects based on this information. */ ConeSearcher searcher = service_.createSearcher(serviceUrl, tfact); Coverage coverage = coverageModel_.isSelected() ? service_.getCoverage(serviceUrl) : null; DatasQuerySequenceFactory qsf = new DatasQuerySequenceFactory(raData, decData, srData, rowMap); ConeMatcher matcher = mcMode.createConeMatcher(searcher, erract, inTable, qsf, coverage, parallelism); ResultHandler resultHandler = mcMode.createResultHandler(this, tfact.getStoragePolicy(), tcModel, inTable); /* Create MatchWorker encapsulating all of this. */ MatchWorker worker = new MatchWorker(matcher, resultHandler, tcModel, inTable); /* Perform post-construction configuration of constituent objects * as required. */ qsf.setMatchWorker(worker); resultHandler.setMatchWorker(worker); /* Return worker thread. */ return worker; }
/** * Return the available error policies. * * @return multicone error handling policy list */ private static ConeErrorPolicy[] getConeErrorPolicies(DalMultiService service) { String abortAdvice = service.getName() + " failed - try non-\"" + ConeErrorPolicy.ABORT + "\" value for " + ERRACT_LABEL + "?"; List<ConeErrorPolicy> plist = new ArrayList<ConeErrorPolicy>(); plist.add(ConeErrorPolicy.createAdviceAbortPolicy("abort", abortAdvice)); plist.add(ConeErrorPolicy.IGNORE); int[] retries = new int[] { 1, 2, 3, 5, 10, }; for (int i = 0; i < retries.length; i++) { int ntry = retries[i]; plist.add(ConeErrorPolicy.createRetryPolicy("Retry " + ntry + " times", ntry)); } plist.add(ConeErrorPolicy.createRetryPolicy("Retry indefinitely", 0)); return plist.toArray(new ConeErrorPolicy[0]); }
/** * Constructor. * * @param service defines type of service that queries will be carried out on */ public DalMultiPanel(DalMultiService service, JProgressBar progBar) { super(new BorderLayout()); service_ = service; progBar_ = progBar; progBar.setStringPainted(true); JComponent main = Box.createVerticalBox(); List cList = new ArrayList(); add(main); /* Field for service URL. */ urlField_ = new JTextField(); JLabel urlLabel = new JLabel(service.getName() + " URL: "); Box urlLine = Box.createHorizontalBox(); cList.add(urlField_); cList.add(urlLabel); urlLine.add(urlLabel); urlLine.add(urlField_); main.add(urlLine); main.add(Box.createVerticalStrut(10)); /* Field for input table. */ final JComboBox tableSelector = new TablesListComboBox(); tableSelector.addItemListener( new ItemListener() { public void itemStateChanged(ItemEvent evt) { setInputTable((TopcatModel) tableSelector.getSelectedItem()); } }); JLabel tableLabel = new JLabel("Input Table: "); cList.add(tableLabel); cList.add(tableSelector); Box tableLine = Box.createHorizontalBox(); tableLine.add(tableLabel); tableLine.add(new ShrinkWrapper(tableSelector)); tableLine.add(Box.createHorizontalGlue()); main.add(tableLine); main.add(Box.createVerticalStrut(5)); /* Fields for position parameters. */ raSelector_ = new ColumnSelector(Tables.RA_INFO, true); Box raLine = Box.createHorizontalBox(); raLine.add(raSelector_); JLabel raSysLabel = new JLabel(" (J2000)"); raLine.add(raSysLabel); raLine.add(Box.createHorizontalGlue()); main.add(raLine); main.add(Box.createVerticalStrut(5)); cList.add(raSelector_); cList.add(raSysLabel); decSelector_ = new ColumnSelector(Tables.DEC_INFO, true); Box decLine = Box.createHorizontalBox(); decLine.add(decSelector_); JLabel decSysLabel = new JLabel(" (J2000)"); decLine.add(decSysLabel); decLine.add(Box.createHorizontalGlue()); main.add(decLine); main.add(Box.createVerticalStrut(5)); cList.add(decSelector_); cList.add(decSysLabel); srSelector_ = new ColumnSelector(service.getSizeInfo(), true); service.setSizeDefault(srSelector_); Box srLine = Box.createHorizontalBox(); srLine.add(srSelector_); JLabel srSysLabel = new JLabel(""); srLine.add(srSysLabel); srLine.add(Box.createHorizontalGlue()); main.add(srLine); cList.add(srSelector_); cList.add(srSysLabel); /* Align the positional fields. */ alignLabels( new JLabel[] { raSelector_.getLabel(), decSelector_.getLabel(), srSelector_.getLabel(), }); alignLabels( new JLabel[] { raSysLabel, decSysLabel, srSysLabel, }); /* Custom service controls. */ JComponent servicePanel = service_.getControlPanel(); if (servicePanel != null) { JComponent serviceLine = Box.createHorizontalBox(); serviceLine.add(servicePanel); serviceLine.add(Box.createHorizontalGlue()); main.add(Box.createVerticalStrut(5)); main.add(serviceLine); cList.add(servicePanel); } /* Multicone output mode selector. */ main.add(Box.createVerticalStrut(10)); modeSelector_ = new JComboBox(getMulticoneModes()); Box modeLine = Box.createHorizontalBox(); JLabel modeLabel = new JLabel("Output Mode: "); modeLine.add(modeLabel); modeLine.add(new ShrinkWrapper(modeSelector_)); modeLine.add(Box.createHorizontalGlue()); cList.add(modeLabel); cList.add(modeSelector_); main.add(modeLine); main.add(Box.createVerticalStrut(5)); /* Set up coverage icons. */ hasCoverage_ = service_.hasCoverages(); if (hasCoverage_) { /* Service coverage icon. */ serviceCoverageView_ = new CoverageView(service_.getLabel() + " service"); serviceCoverageView_.setForeground(new Color(0x0000ff)); serviceCoverageView_.setBackground(new Color(0xc0c0ff)); urlField_.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent evt) { updateServiceCoverage(); } }); urlField_.addFocusListener( new FocusListener() { public void focusLost(FocusEvent evt) { updateServiceCoverage(); } public void focusGained(FocusEvent evt) {} }); urlLine.add(Box.createHorizontalStrut(5)); urlLine.add(serviceCoverageView_); /* Table coverage icon. */ queryCoverageView_ = new CoverageView("table"); queryCoverageView_.setForeground(new Color(0xff0000)); queryCoverageView_.setBackground(new Color(0xffc0c0)); ActionListener tableListener = new ActionListener() { public void actionPerformed(ActionEvent evt) { updateQueryCoverage(); } }; tableSelector.addActionListener(tableListener); raSelector_.addActionListener(tableListener); decSelector_.addActionListener(tableListener); srSelector_.addActionListener(tableListener); tableLine.add(new ShrinkWrapper(queryCoverageView_)); tcListener_ = new TopcatListener() { public void modelChanged(TopcatEvent evt) { if (evt.getCode() == TopcatEvent.CURRENT_SUBSET) { updateQueryCoverage(); } } }; /* Overlap coverage icon. */ overlapCoverageView_ = new CoverageView("potential matches"); overlapCoverageView_.setForeground(new Color(0xd000d0)); overlapCoverageView_.setBackground(new Color(0xffc0ff)); modeLine.add(new ShrinkWrapper(overlapCoverageView_)); } else { tcListener_ = null; queryCoverageView_ = null; serviceCoverageView_ = null; overlapCoverageView_ = null; } /* Configure coverage display toggle. */ coverageModel_ = new ToggleButtonModel( "Use Service Coverage", ResourceIcon.FOOTPRINT, "Use service coverage information (MOCs) " + "where available to avoid unnecessary " + "queries"); coverageModel_.setSelected(hasCoverage_); coverageModel_.setEnabled(hasCoverage_); coverageModel_.addChangeListener( new ChangeListener() { private boolean wasSelected_ = coverageModel_.isSelected(); public void stateChanged(ChangeEvent evt) { boolean isSelected = coverageModel_.isSelected(); if (isSelected ^ wasSelected_) { updateServiceCoverage(); updateQueryCoverage(); updateOverlapCoverage(); wasSelected_ = isSelected; } } }); /* Service access parameters. */ int maxpar = ParallelResultRowSequence.getMaxParallelism(); parallelModel_ = new SpinnerNumberModel(Math.min(5, maxpar), 1, maxpar, 1); JLabel parallelLabel = new JLabel("Parallelism: "); JSpinner parallelSpinner = new JSpinner(parallelModel_); cList.add(parallelLabel); cList.add(parallelSpinner); erractSelector_ = new JComboBox(getConeErrorPolicies(service)); JLabel erractLabel = new JLabel(ERRACT_LABEL + ": "); cList.add(erractLabel); cList.add(erractSelector_); Box accessLine = Box.createHorizontalBox(); accessLine.add(parallelLabel); accessLine.add(new ShrinkWrapper(parallelSpinner)); accessLine.add(Box.createHorizontalStrut(10)); accessLine.add(erractLabel); accessLine.add(new ShrinkWrapper(erractSelector_)); accessLine.add(Box.createHorizontalGlue()); main.add(accessLine); /* Action to initiate multicone. */ startAction_ = new BasicAction("Go", null, "Start multiple query running") { public void actionPerformed(ActionEvent evt) { startMatch(); } }; /* Action to interrupt processing. */ stopAction_ = new BasicAction( "Stop", null, "Interrupt running multiple query; " + "results will be discarded") { public void actionPerformed(ActionEvent evt) { setActive(null); } }; /* Initialise enabledness of controls etc. */ components_ = (JComponent[]) cList.toArray(new JComponent[0]); updateState(); }