Examples with DefaultHelperContext eu.esdihumboldt.cst.functions.groovy.helper.DefaultHelperContext used on opensource projects

Example 1 with DefaultHelperContext

use of eu.esdihumboldt.cst.functions.groovy.helper.DefaultHelperContext in project hale by halestudio.

the class GroovyUtil method createBinding.

/**
 * Creates a basic binding used by all Groovy functions.
 *
 * @param builder the instance builder, may be <code>null</code>
 * @param cell the cell of the function
 * @param typeCell the type cell the function works on, may be
 *            <code>null</code>
 * @param log the transformation log
 * @param executionContext the execution context
 * @param targetInstanceType the type of the target instance to create
 * @return a basic binding
 */
public static Binding createBinding(InstanceBuilder builder, Cell cell, Cell typeCell, TransformationLog log, ExecutionContext executionContext, TypeDefinition targetInstanceType) {
    Binding binding = new Binding();
    HelperContext helperContext = new DefaultHelperContext(executionContext, executionContext, cell, typeCell);
    binding.setVariable(BINDING_HELPER_FUNCTIONS, HelperFunctions.createDefault(helperContext));
    binding.setVariable(BINDING_BUILDER, builder);
    binding.setVariable(BINDING_CELL, cell);
    TransformationLogWrapper cellLog = new TransformationLogWrapper(log);
    binding.setVariable(BINDING_LOG, cellLog);
    binding.setVariable(BINDING_CELL_CONTEXT, SynchronizedContextProvider.getContextClosure(executionContext.getCellContext()));
    binding.setVariable(BINDING_FUNCTION_CONTEXT, SynchronizedContextProvider.getContextClosure(executionContext.getFunctionContext()));
    binding.setVariable(BINDING_TRANSFORMATION_CONTEXT, SynchronizedContextProvider.getContextClosure(executionContext.getTransformationContext()));
    // init type cell types
    ArrayList<TypeEntityDefinition> sourceTypes = null;
    TypeEntityDefinition targetType = null;
    if (typeCell != null) {
        targetType = ((Type) CellUtil.getFirstEntity(typeCell.getTarget())).getDefinition();
        if (typeCell.getSource() != null) {
            Collection<? extends Entity> sources = typeCell.getSource().values();
            sourceTypes = new ArrayList<>(sources.size());
            for (Object entity : sources) {
                sourceTypes.add(((Type) entity).getDefinition());
            }
        }
    }
    binding.setVariable(BINDING_SOURCE_TYPES, sourceTypes);
    binding.setVariable(BINDING_TARGET_TYPE, targetType);
    binding.setVariable(BINDING_TARGET, new TargetCollector(builder, targetInstanceType));
    binding.setVariable(BINDING_PROJECT, new ProjectAccessor(executionContext.getService(ProjectInfoService.class), cellLog, executionContext));
    binding.setVariable(BINDING_SPATIAL_INDEX, executionContext.getService(SpatialIndexService.class));
    binding.setVariable(BINDING_INSTANCE_INDEX, executionContext.getService(InstanceIndexService.class));
    return binding;
}