gernotbelger@8852: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde gernotbelger@8852: * Software engineering by Intevation GmbH gernotbelger@8852: * gernotbelger@8852: * This file is Free Software under the GNU AGPL (>=v3) gernotbelger@8852: * and comes with ABSOLUTELY NO WARRANTY! Check out the gernotbelger@8852: * documentation coming with Dive4Elements River for details. gernotbelger@8852: */ gernotbelger@8852: gernotbelger@8852: package org.dive4elements.river.client.client.ui; gernotbelger@8852: gernotbelger@8875: import java.util.ArrayList; gernotbelger@8875: import java.util.List; gernotbelger@8875: import java.util.Map; gernotbelger@8875: import java.util.Set; gernotbelger@8852: gernotbelger@8852: import org.dive4elements.river.client.client.Config; gernotbelger@8852: import org.dive4elements.river.client.client.FLYSConstants; gernotbelger@8852: import org.dive4elements.river.client.client.event.StepForwardEvent; gernotbelger@8852: import org.dive4elements.river.client.client.services.LoadArtifactServiceAsync; gernotbelger@8852: import org.dive4elements.river.client.client.services.RemoveArtifactServiceAsync; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Artifact; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Collection; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Data; gernotbelger@8852: import org.dive4elements.river.client.shared.model.DataItem; gernotbelger@8852: import org.dive4elements.river.client.shared.model.DataList; gernotbelger@8852: import org.dive4elements.river.client.shared.model.DefaultData; gernotbelger@8852: import org.dive4elements.river.client.shared.model.DefaultDataItem; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Recommendation; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Recommendation.Facet; gernotbelger@8852: import org.dive4elements.river.client.shared.model.Recommendation.Filter; gernotbelger@8852: import org.dive4elements.river.client.shared.model.User; gernotbelger@8852: gernotbelger@8875: import com.google.gwt.core.client.GWT; gernotbelger@8875: import com.google.gwt.user.client.rpc.AsyncCallback; gernotbelger@8875: import com.smartgwt.client.data.Record; gernotbelger@8875: import com.smartgwt.client.types.ListGridFieldType; gernotbelger@8875: import com.smartgwt.client.widgets.Canvas; gernotbelger@8875: import com.smartgwt.client.widgets.events.ClickEvent; gernotbelger@8875: import com.smartgwt.client.widgets.grid.ListGrid; gernotbelger@8875: import com.smartgwt.client.widgets.grid.ListGridField; gernotbelger@8875: import com.smartgwt.client.widgets.grid.ListGridRecord; gernotbelger@8875: import com.smartgwt.client.widgets.grid.events.RecordClickEvent; gernotbelger@8875: import com.smartgwt.client.widgets.grid.events.RecordClickHandler; gernotbelger@8875: import com.smartgwt.client.widgets.layout.VLayout; gernotbelger@8852: gernotbelger@8852: // TODO Probably better to branch off AbstractUIProvider. gernotbelger@8852: // TODO Merge with other datacage-widget impls. gernotbelger@8852: /** gernotbelger@8852: * Panel containing a Grid and a "next" button. The Grid is fed by a gernotbelger@8852: * DatacagePairWidget which is put in the input-helper area. gernotbelger@8852: */ gernotbelger@9580: public abstract class AbstractPairRecommendationPanel extends TextProvider { gernotbelger@8852: gernotbelger@9227: /** gernotbelger@9227: * Allows for abstraction on how to handle/serialize the recommendation and the used factories. gernotbelger@9227: * Basically this allows to tweak the factory that is delivered from the datacage to be replaced by a specific one... gernotbelger@9227: * gernotbelger@9227: * @author Gernot Belger gernotbelger@9227: */ gernotbelger@9580: public static interface IRecommendationInfo { gernotbelger@8852: gernotbelger@9227: String getFactory(String originalFactory); gernotbelger@8852: gernotbelger@9227: /** gernotbelger@9227: * Separate factory for the 'createDataString' method, because in the case of waterlevels. See HOTFIX/FIXME there. gernotbelger@9580: * gernotbelger@9227: * @param recommendation gernotbelger@9227: */ gernotbelger@9227: String getDataStringFactory(Recommendation recommendation); gernotbelger@9227: gernotbelger@9227: /** gernotbelger@9227: * Set factory of recommendation such that the correct artifacts will gernotbelger@9227: * be cloned for difference calculations. gernotbelger@9227: */ gernotbelger@9227: void adjustRecommendation(Recommendation recommendation); gernotbelger@9227: } gernotbelger@9227: gernotbelger@9580: public static interface IValidator { gernotbelger@9227: List validate(ListGrid differencesList, FLYSConstants msgProvider); gernotbelger@9227: } gernotbelger@8852: gernotbelger@8852: private static final long serialVersionUID = 8906629596491827857L; gernotbelger@8852: gernotbelger@8852: private String dataName; gernotbelger@8852: gernotbelger@8875: private final User user; gernotbelger@8852: gernotbelger@8852: /** ListGrid that displays user-selected pairs to build differences with. */ gernotbelger@8852: private ListGrid differencesList; gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * List to track previously selected but now removed pairs. (Needed to gernotbelger@8852: * be able to identify artifacts that can be removed from the collection. gernotbelger@8852: */ gernotbelger@9580: private final List removedPairs = new ArrayList(); gernotbelger@8852: gernotbelger@8852: /** Service handle to clone and add artifacts to collection. */ gernotbelger@9580: private final LoadArtifactServiceAsync loadArtifactService = GWT.create(org.dive4elements.river.client.client.services.LoadArtifactService.class); gernotbelger@8852: gernotbelger@8852: /** Service to remove artifacts from collection. */ gernotbelger@9580: private final RemoveArtifactServiceAsync removeArtifactService = GWT.create(org.dive4elements.river.client.client.services.RemoveArtifactService.class); gernotbelger@8852: gernotbelger@9227: private final IRecommendationInfo leftInfo; gernotbelger@8852: gernotbelger@9227: private final IRecommendationInfo rightInfo; gernotbelger@8852: gernotbelger@9227: private final IValidator validator; gernotbelger@9227: gernotbelger@9580: protected final boolean minuendSubtrahendUiReversed; gernotbelger@9580: gernotbelger@9227: /** gernotbelger@9580: * @param Validates gernotbelger@9580: * the content of this form when the user clicks 'apply' gernotbelger@9580: * @param leftInfo gernotbelger@9580: * Delegate for handling the left part of the recommendation-pair gernotbelger@9580: * @param rightInfo gernotbelger@9580: * Delegate for handling the right part of the recommendation-pair gernotbelger@9227: */ gernotbelger@9580: public AbstractPairRecommendationPanel(final User user, final IValidator validator, final IRecommendationInfo leftInfo, final IRecommendationInfo rightInfo, gernotbelger@9580: final boolean minuendSubtrahendUiReversed) { gernotbelger@9580: this.minuendSubtrahendUiReversed = minuendSubtrahendUiReversed; gernotbelger@8852: this.user = user; gernotbelger@9227: this.validator = validator; gernotbelger@9227: this.leftInfo = leftInfo; gernotbelger@9227: this.rightInfo = rightInfo; gernotbelger@8852: } gernotbelger@9227: gernotbelger@8852: // FIXME: better than copy/pasting the MSG field into every sub-class but not really nice yet. gernotbelger@8852: protected final static FLYSConstants msg() { gernotbelger@9227: return MSG; gernotbelger@9227: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Remove first occurrence of "[" and "]" (if both do occur). gernotbelger@9580: * gernotbelger@9580: * @param value gernotbelger@9580: * String to be stripped of [] (might be null). gernotbelger@8852: * @return input string but with [ and ] removed, or input string if no gernotbelger@8852: * brackets were found. gernotbelger@8852: * @see StringUtil.unbracket gernotbelger@8852: */ gernotbelger@8852: // FIXME: check if this is the same as STringUItils#unbracket gernotbelger@8875: private static final String unbracket(final String value) { gernotbelger@8852: // null- guard. gernotbelger@9580: if (value == null) gernotbelger@9580: return value; gernotbelger@8852: gernotbelger@8875: final int start = value.indexOf("["); gernotbelger@9580: final int end = value.indexOf("]"); gernotbelger@8852: gernotbelger@8852: if (start < 0 || end < 0) { gernotbelger@8852: return value; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: return value.substring(start + 1, end); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Create a recommendation from a string representation of it. gernotbelger@9580: * gernotbelger@9580: * @param from gernotbelger@9580: * string in format as shown above. gernotbelger@9227: * @param leftInfo2 gernotbelger@8852: * @return recommendation from input string. gernotbelger@8852: */ gernotbelger@8852: private Recommendation createRecommendationFromString(final String from, final IRecommendationInfo info) { gernotbelger@8852: // TODO Construct "real" filter. gernotbelger@8875: final String[] parts = unbracket(from).split(";"); gernotbelger@8875: final Recommendation.Filter filter = new Recommendation.Filter(); gernotbelger@9580: final Recommendation.Facet facet = new Recommendation.Facet(parts[1], parts[2]); gernotbelger@8852: gernotbelger@8875: final List facets = new ArrayList(); gernotbelger@8852: facets.add(facet); gernotbelger@8852: filter.add("longitudinal_section", facets); gernotbelger@9227: gernotbelger@9580: final String factory = info.getFactory(parts[1]); gernotbelger@8852: gernotbelger@9580: final Recommendation r = new Recommendation(factory, parts[0], this.artifact.getUuid(), filter); gernotbelger@8852: r.setDisplayName(parts[3]); gernotbelger@8852: return r; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Add RecomendationPairRecords from input String to the ListGrid. gernotbelger@8852: */ gernotbelger@9580: private void populateGridFromString(final String from) { gernotbelger@8852: // Split this string. gernotbelger@8852: // Create according recommendations and display strings. gernotbelger@8875: final String[] recs = from.split("#"); gernotbelger@9580: if (recs.length % 2 != 0) gernotbelger@9580: return; gernotbelger@9580: for (int i = 0; i < recs.length; i += 2) { gernotbelger@9580: final Recommendation minuend = createRecommendationFromString(recs[i + 0], this.leftInfo); gernotbelger@9580: final Recommendation subtrahend = createRecommendationFromString(recs[i + 1], this.rightInfo); gernotbelger@8852: gernotbelger@9580: final RecommendationPairRecord pr = new RecommendationPairRecord(minuend, subtrahend); gernotbelger@8852: // This Recommendation Pair comes from the data string and was thus gernotbelger@8852: // already cloned. gernotbelger@8852: pr.setIsAlreadyLoaded(true); gernotbelger@8852: this.differencesList.addData(pr); gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Creates the graphical representation and interaction widgets for the data. gernotbelger@9580: * gernotbelger@9580: * @param dataList gernotbelger@9580: * the data. gernotbelger@8852: * @return graphical representation and interaction widgets for data. gernotbelger@8852: */ gernotbelger@8852: @Override gernotbelger@8875: public final Canvas create(final DataList dataList) { gernotbelger@9227: gernotbelger@8852: final Canvas widget = createWidget(); gernotbelger@9227: gernotbelger@9227: final Canvas canvas = createChooserWidgets(widget, dataList, this.user, this.differencesList); gernotbelger@9227: gernotbelger@8852: populateGrid(dataList); gernotbelger@9227: gernotbelger@8852: return canvas; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@9580: * Creates the individual parts of the input-helper area ('Eingabeunterstützung') for choosing the content of this gernotbelger@9580: * widget. gernotbelger@8852: */ gernotbelger@8852: protected abstract Canvas createChooserWidgets(final Canvas widget, final DataList dataList, final User auser, final ListGrid diffList); gernotbelger@8852: gernotbelger@9227: private void populateGrid(final DataList dataList) { gernotbelger@9580: final Data data = dataList.get(0); gernotbelger@8852: this.dataName = data.getLabel(); gernotbelger@8852: for (int i = 0; i < dataList.size(); i++) { gernotbelger@8852: if (dataList.get(i) != null && dataList.get(i).getItems() != null) { gernotbelger@8852: if (dataList.get(i).getItems() != null) { gernotbelger@9580: populateGridFromString(dataList.get(i).getItems()[0].getStringValue()); gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: @Override gernotbelger@8852: public final List validate() { gernotbelger@9227: return this.validator.validate(this.differencesList, msg()); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Creates layout with grid that displays selection inside. gernotbelger@8852: */ gernotbelger@8852: protected final Canvas createWidget() { gernotbelger@9580: final VLayout layout = new VLayout(); gernotbelger@8875: this.differencesList = new ListGrid(); gernotbelger@8852: gernotbelger@8875: this.differencesList.setCanEdit(false); gernotbelger@8875: this.differencesList.setCanSort(false); gernotbelger@8875: this.differencesList.setShowHeaderContextMenu(false); gernotbelger@8875: this.differencesList.setHeight(150); gernotbelger@8875: this.differencesList.setShowAllRecords(true); gernotbelger@8852: gernotbelger@9580: final ListGridField nameField = new ListGridField(this.minuendSubtrahendUiReversed ? "second" : "first", "Minuend"); gernotbelger@9580: final ListGridField capitalField = new ListGridField(this.minuendSubtrahendUiReversed ? "first" : "second", "Subtrahend"); gernotbelger@8852: // Track removed rows, therefore more or less reimplement gernotbelger@8852: // setCanRecomeRecords. gernotbelger@9580: final ListGridField removeField = new ListGridField("_removeRecord", "Remove Record") { gernotbelger@9580: { gernotbelger@9580: setType(ListGridFieldType.ICON); gernotbelger@9580: setIcon(GWT.getHostPageBaseURL() + msg().removeFeature()); gernotbelger@9580: setCanEdit(false); gernotbelger@9580: setCanFilter(false); gernotbelger@9580: setCanSort(false); gernotbelger@9580: setCanGroupBy(false); gernotbelger@9580: setCanFreeze(false); gernotbelger@9580: setWidth(25); gernotbelger@9580: } gernotbelger@9580: }; gernotbelger@9580: this.differencesList.setFields(new ListGridField[] { nameField, capitalField, removeField }); gernotbelger@9227: gernotbelger@9580: this.differencesList.addRecordClickHandler(new RecordClickHandler() { gernotbelger@9580: @Override gernotbelger@9580: public void onRecordClick(final RecordClickEvent event) { gernotbelger@9580: // Just handle remove-clicks gernotbelger@9580: if (!event.getField().getName().equals(removeField.getName())) { gernotbelger@9580: return; gernotbelger@9580: } gernotbelger@9580: trackRemoved(event.getRecord()); gernotbelger@9580: event.getViewer().removeData(event.getRecord()); gernotbelger@9580: } gernotbelger@9580: }); gernotbelger@9580: layout.addMember(this.differencesList); gernotbelger@8852: gernotbelger@9580: return layout; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Add record to list of removed records. gernotbelger@8852: */ gernotbelger@8875: protected final void trackRemoved(final Record r) { gernotbelger@8875: final RecommendationPairRecord pr = (RecommendationPairRecord) r; gernotbelger@8852: this.removedPairs.add(pr); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Validates data, does nothing if invalid, otherwise clones new selected gernotbelger@8852: * waterlevels and add them to collection, forward the artifact. gernotbelger@8852: */ gernotbelger@8852: @Override gernotbelger@8875: public void onClick(final ClickEvent e) { gernotbelger@8852: GWT.log("AbstractPairRecommendationPanel.onClick"); gernotbelger@8852: gernotbelger@8875: final List errors = validate(); gernotbelger@8852: if (errors != null && !errors.isEmpty()) { gernotbelger@8852: showErrors(errors); gernotbelger@8852: return; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8875: final Config config = Config.getInstance(); gernotbelger@8875: final String locale = config.getLocale(); gernotbelger@8852: gernotbelger@8875: final ListGridRecord[] records = this.differencesList.getRecords(); gernotbelger@8852: gernotbelger@9580: final List ar = new ArrayList(); gernotbelger@8875: final List all = new ArrayList(); gernotbelger@8875: gernotbelger@8875: for (final ListGridRecord record : records) { gernotbelger@9580: final RecommendationPairRecord r = (RecommendationPairRecord) record; gernotbelger@8852: // Do not add "old" recommendations. gernotbelger@8852: if (!r.isAlreadyLoaded()) { gernotbelger@8852: // Check whether one of those is a dike or similar. gernotbelger@8852: // TODO differentiate and merge: new clones, new, old. gernotbelger@8875: final Recommendation firstR = r.getFirst(); gernotbelger@8875: this.leftInfo.adjustRecommendation(firstR); gernotbelger@8875: final Recommendation secondR = r.getSecond(); gernotbelger@8875: this.rightInfo.adjustRecommendation(secondR); gernotbelger@9580: gernotbelger@8852: ar.add(firstR); gernotbelger@8852: ar.add(secondR); gernotbelger@9580: } else { gernotbelger@8852: all.add(r.getFirst()); gernotbelger@8852: all.add(r.getSecond()); gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: final Recommendation[] toClone = ar.toArray(new Recommendation[ar.size()]); gernotbelger@9580: final Recommendation[] toUse = all.toArray(new Recommendation[all.size()]); gernotbelger@8852: gernotbelger@8852: // Find out whether "old" artifacts have to be removed. gernotbelger@8875: final List artifactIdsToRemove = new ArrayList(); gernotbelger@9580: for (final RecommendationPairRecord rp : this.removedPairs) { gernotbelger@9580: Recommendation first = rp.getFirst(); gernotbelger@8852: Recommendation second = rp.getSecond(); gernotbelger@8852: gernotbelger@9580: for (final Recommendation recommendation : toUse) { gernotbelger@8852: if (first != null && first.getIDs().equals(recommendation.getIDs())) { gernotbelger@8852: first = null; gernotbelger@8852: } gernotbelger@8852: if (second != null && second.getIDs().equals(recommendation.getIDs())) { gernotbelger@8852: second = null; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: if (first == null && second == null) { gernotbelger@8852: break; gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: if (first != null) { gernotbelger@8852: artifactIdsToRemove.add(first.getIDs()); gernotbelger@8852: } gernotbelger@8852: if (second != null) { gernotbelger@8852: artifactIdsToRemove.add(second.getIDs()); gernotbelger@8852: } gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: // Remove old artifacts, if any. Do this asychronously without much gernotbelger@8852: // feedback. gernotbelger@9580: for (final String uuid : artifactIdsToRemove) { gernotbelger@9580: this.removeArtifactService.remove(this.collection, uuid, locale, new AsyncCallback() { gernotbelger@9227: @Override gernotbelger@9227: public void onFailure(final Throwable caught) { gernotbelger@9227: GWT.log("RemoveArtifact (" + uuid + ") failed."); gernotbelger@9227: } gernotbelger@9580: gernotbelger@9227: @Override gernotbelger@9227: public void onSuccess(final Collection coll) { gernotbelger@9227: GWT.log("RemoveArtifact succeeded"); gernotbelger@9227: } gernotbelger@9227: }); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: // Clone new ones (and spawn statics), go forward. gernotbelger@8875: this.parameterList.lockUI(); gernotbelger@9580: this.loadArtifactService.loadMany(this.collection, toClone, gernotbelger@9580: // "staticwkms" and "waterlevel" gernotbelger@9580: null, locale, new AsyncCallback() { gernotbelger@9580: gernotbelger@9227: @Override gernotbelger@9227: public void onFailure(final Throwable caught) { gernotbelger@9227: caught.printStackTrace(); gernotbelger@9227: GWT.log("Failure of cloning with factories!"); gernotbelger@9227: AbstractPairRecommendationPanel.this.parameterList.unlockUI(); gernotbelger@9227: } gernotbelger@9580: gernotbelger@9227: @Override gernotbelger@9227: public void onSuccess(final Artifact[] artifacts) { gernotbelger@9580: GWT.log("Successfully cloned " + toClone.length + " with factories."); gernotbelger@8852: gernotbelger@9580: fireStepForwardEvent(new StepForwardEvent(getData(toClone, artifacts, toUse))); gernotbelger@9227: AbstractPairRecommendationPanel.this.parameterList.unlockUI(); gernotbelger@9227: } gernotbelger@9580: gernotbelger@9227: }); gernotbelger@8852: } gernotbelger@9227: gernotbelger@8852: /** gernotbelger@8852: * Create Data and DataItem from selection (a long string with identifiers gernotbelger@8852: * to construct diff-pairs). gernotbelger@8852: * gernotbelger@9580: * @param newRecommendations gernotbelger@9580: * "new" recommendations (did not survive a gernotbelger@9580: * backjump). gernotbelger@9580: * @param newArtifacts gernotbelger@9580: * artifacts cloned from newRecommendations. gernotbelger@9580: * @param oldRecommendations gernotbelger@9580: * old recommendations that survived a backjump. gernotbelger@8852: * gernotbelger@8852: * @return dataitem with a long string with identifiers to construct gernotbelger@8852: * diff-pairs. gernotbelger@8852: */ gernotbelger@9580: protected final Data[] getData(final Recommendation[] newRecommendations, final Artifact[] newArtifacts, final Recommendation[] oldRecommendations) { gernotbelger@8852: // Construct string with info about selections. gernotbelger@8852: String dataItemString = ""; gernotbelger@8852: for (int i = 0; i < newRecommendations.length; i++) { gernotbelger@8875: final Recommendation r = newRecommendations[i]; gernotbelger@8875: final Artifact newArtifact = newArtifacts[i]; gernotbelger@8875: final String uuid = newArtifact.getUuid(); gernotbelger@8852: r.setMasterArtifact(uuid); gernotbelger@8852: gernotbelger@9580: if (i > 0) gernotbelger@9227: dataItemString += "#"; gernotbelger@8852: gernotbelger@8852: // REMARK: ugly, but we know that the recommandations comes in left/right pairs. gernotbelger@8875: final IRecommendationInfo info = i % 2 == 0 ? this.leftInfo : this.rightInfo; gernotbelger@9227: gernotbelger@8852: dataItemString += createDataString(uuid, r, info); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: for (int i = 0; i < oldRecommendations.length; i++) { gernotbelger@8875: final Recommendation r = oldRecommendations[i]; gernotbelger@8875: final String uuid = r.getIDs(); gernotbelger@9227: gernotbelger@9227: if (dataItemString.length() > 0) gernotbelger@9227: dataItemString += "#"; gernotbelger@8852: gernotbelger@8852: // REMARK: ugly, but we know that the recommandations comes in left/right pairs. gernotbelger@8875: final IRecommendationInfo info = i % 2 == 0 ? this.leftInfo : this.rightInfo; gernotbelger@8852: gernotbelger@8852: dataItemString += createDataString(uuid, r, info); gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: // TODO some hassle could be resolved by using multiple DataItems gernotbelger@8852: // (e.g. one per pair). gernotbelger@8875: final DataItem item = new DefaultDataItem(this.dataName, this.dataName, dataItemString); gernotbelger@9580: return new Data[] { new DefaultData(this.dataName, null, null, new DataItem[] { item }) }; gernotbelger@8852: } gernotbelger@8852: gernotbelger@8852: /** gernotbelger@8852: * Creates part of the String that encodes minuend or subtrahend. gernotbelger@9580: * gernotbelger@9580: * @param recommendation gernotbelger@9580: * Recommendation to wrap in string. gernotbelger@9580: * @param info gernotbelger@9580: * Provides the factory to encode. gernotbelger@8852: */ gernotbelger@8852: protected static final String createDataString(final String artifactUuid, final Recommendation recommendation, final IRecommendationInfo info) { gernotbelger@9580: final String factory = info.getDataStringFactory(recommendation); gernotbelger@9227: gernotbelger@9227: final Filter filter = recommendation.getFilter(); gernotbelger@9580: Facet f = null; gernotbelger@9227: gernotbelger@9580: if (filter != null) { gernotbelger@9580: final Map> outs = filter.getOuts(); gernotbelger@9227: final Set>> entries = outs.entrySet(); gernotbelger@9227: gernotbelger@9580: for (final Map.Entry> entry : entries) { gernotbelger@9227: final List fs = entry.getValue(); gernotbelger@9227: gernotbelger@9227: f = fs.get(0); gernotbelger@9227: if (f != null) { gernotbelger@9227: break; gernotbelger@9227: } gernotbelger@9227: } gernotbelger@9227: gernotbelger@9580: return "[" + artifactUuid + ";" + f.getName() + ";" + f.getIndex() + ";" + recommendation.getDisplayName() + "]"; gernotbelger@9227: } gernotbelger@9227: gernotbelger@9580: return "[" + artifactUuid + ";" + factory + ";0;" + recommendation.getDisplayName() + "]"; gernotbelger@8852: } gernotbelger@8852: }