com.sap.cloud.sdk.service.csn2jpa.cds.model.CdsModel Maven / Gradle / Ivy

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API for reading CDS models in CSN format

There is a newer version: 1.3.0

/*******************************************************************************
 * * © 2018 SAP SE or an SAP affiliate company. All rights reserved. *
 ******************************************************************************/
package com.sap.cloud.sdk.service.csn2jpa.cds.model;

import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import com.google.common.collect.Lists;

public class CdsModel implements CdsNode {

	List contexts = Lists.newArrayList();
	List entities = Lists.newArrayList();
	List types = Lists.newArrayList();
	private CdsVersion version;
	private String namingScheme;

	public void addContext(CdsContext context) {
		contexts.add(context);
	}

	public List getContexts() {
		return contexts;
	}

	public List getEntities() {
		return entities;
	}

	public void setEntities(List entities) {
		this.entities = entities;
	}

	public List getTypes() {
		return types;
	}

	public List getEnums() {
		return types.stream().filter(e -> e.getType().isEnum()).collect(Collectors.toList());
	}

	public List getStructuredTypes() {
		return getTypes().stream().filter(e -> e.getType().isStructured()).collect(Collectors.toList());
	}

	public void setTypes(List types) {
		this.types = types;
	}

	public void addType(CdsTypeDefinition type) {
		types.add(type);
	}

	public void addEntity(CdsEntity entity) {
		entities.add(entity);
	}

	public Optional findEntity(String context, String name) {
		return entities.stream()
				.filter(e -> context.equals(e.getContext().getCanonicalName()) && name.equals(e.getName())).findFirst();
	}

	public List findIds(String context, String entity) {
		List ids = Lists.newArrayList();
		findEntity(context, entity).ifPresent(e -> ids
				.addAll(e.getType().getElements().stream().filter(CdsElement::isKey).collect(Collectors.toList())));
		return ids;
	}

	public Stream concreteEntities() {
		return entities.stream().filter(e -> !e.isAbstract());
	}

	@Override
	public void accept(CdsVisitor visitor) {
		contexts.forEach(c -> c.accept(visitor));
		entities.forEach(e -> e.accept(visitor));
		types.forEach(t -> t.accept(visitor));

		visitor.visit(this);
	}

	public CdsVersion getVersion() {
		return version;
	}

	public void setVersion(CdsVersion version) {
		this.version = version;
	}

	public String getNamingScheme() {
		return namingScheme;
	}

	public void setNamingScheme(String namingScheme) {
		this.namingScheme = namingScheme;
	}
}