Example usage for com.google.common.collect SetMultimap containsValue

Introduction

In this page you can find the example usage for com.google.common.collect SetMultimap containsValue.

Prototype

boolean containsValue(@Nullable Object value);

Source Link

Document

Returns true if this multimap contains at least one key-value pair with the value value .

Usage

From source file:eu.esdihumboldt.hale.ui.style.handler.TypeStyleHandler.java

/**
 * Collect all type definitions and data sets from the current selection of
 * {@link TypeDefinition}s, {@link EntityDefinition}s, {@link Instance}s and
 * {@link InstanceReference}s.//  www. j a v  a2 s.c  om
 * 
 * @param event the handler execution event
 * @return the collected type definitions
 */
public static SetMultimap<DataSet, TypeDefinition> collectTypesFromSelection(ExecutionEvent event) {
    SetMultimap<DataSet, TypeDefinition> types = HashMultimap.create();
    ISelection selection = HandlerUtil.getCurrentSelection(event);
    if (selection instanceof IStructuredSelection && !selection.isEmpty()) {
        for (Object object : ((IStructuredSelection) selection).toArray()) {
            if (object instanceof TypeDefinition) {
                TypeDefinition type = (TypeDefinition) object;
                if (!types.containsValue(type)) {
                    DataSet dataSet = findDataSet(type);
                    types.put(dataSet, type);
                }
            }
            if (object instanceof EntityDefinition) {
                EntityDefinition entityDef = (EntityDefinition) object;
                if (entityDef.getPropertyPath().isEmpty()) {
                    DataSet dataSet = (entityDef.getSchemaSpace() == SchemaSpaceID.SOURCE) ? (DataSet.SOURCE)
                            : (DataSet.TRANSFORMED);
                    types.put(dataSet, entityDef.getType());
                }
            }
            if (object instanceof InstanceReference) {
                InstanceService is = HandlerUtil.getActiveWorkbenchWindow(event).getWorkbench()
                        .getService(InstanceService.class);
                object = is.getInstance((InstanceReference) object);
            }
            if (object instanceof Instance) {
                Instance instance = (Instance) object;
                types.put(instance.getDataSet(), instance.getDefinition());
            }
        }
    }
    return types;
}

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From source file:eu.esdihumboldt.hale.ui.style.TypeStyleHandler.java

/**
 * @see IHandler#execute(ExecutionEvent)
 *///from w ww .  j  a  va 2  s. c om
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
    ISelection selection = HandlerUtil.getCurrentSelection(event);

    // collect types and associated data sets
    SetMultimap<DataSet, TypeDefinition> types = HashMultimap.create();
    if (selection instanceof IStructuredSelection && !selection.isEmpty()) {
        for (Object object : ((IStructuredSelection) selection).toArray()) {
            if (object instanceof TypeDefinition) {
                TypeDefinition type = (TypeDefinition) object;
                if (!types.containsValue(type)) {
                    DataSet dataSet = findDataSet(type);
                    types.put(dataSet, type);
                }
            }
            if (object instanceof EntityDefinition) {
                EntityDefinition entityDef = (EntityDefinition) object;
                if (entityDef.getPropertyPath().isEmpty()) {
                    DataSet dataSet = (entityDef.getSchemaSpace() == SchemaSpaceID.SOURCE) ? (DataSet.SOURCE)
                            : (DataSet.TRANSFORMED);
                    types.put(dataSet, entityDef.getType());
                }
            }
            if (object instanceof InstanceReference) {
                InstanceService is = (InstanceService) HandlerUtil.getActiveWorkbenchWindow(event)
                        .getWorkbench().getService(InstanceService.class);
                object = is.getInstance((InstanceReference) object);
            }
            if (object instanceof Instance) {
                Instance instance = (Instance) object;
                types.put(instance.getDataSet(), instance.getDefinition());
            }
        }
    }

    Pair<TypeDefinition, DataSet> typeInfo = null;

    // select a type
    if (types.size() == 1) {
        Entry<DataSet, TypeDefinition> entry = types.entries().iterator().next();
        typeInfo = new Pair<TypeDefinition, DataSet>(entry.getValue(), entry.getKey());
    } else if (!types.isEmpty()) {
        // choose through dialog
        DataSetTypeSelectionDialog dialog = new DataSetTypeSelectionDialog(
                Display.getCurrent().getActiveShell(), "Multiple types: select which to change the style for",
                null, types);
        if (dialog.open() == DataSetTypeSelectionDialog.OK) {
            typeInfo = dialog.getObject();
        }
    }

    if (typeInfo != null) {
        try {
            FeatureStyleDialog dialog = new FeatureStyleDialog(typeInfo.getFirst(), typeInfo.getSecond());
            dialog.setBlockOnOpen(false);
            dialog.open();
        } catch (Exception e) {
            throw new ExecutionException("Could not open style dialog", e);
        }
    }
    return null;
}

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