Java Code Examples for org.eclipse.xtext.common.types.JvmTypeReference#getIdentifier()

/** Clone the given type reference that is associated to another Xtext resource.
 *
 * <p>This function ensures that the resource of the reference clone is not pointing
 * to the resource of the original reference.
 *
 * <p>This function calls {@link JvmTypesBuilder#cloneWithProxies(JvmTypeReference)} or
 * {@link #cloneWithTypeParametersAndProxies(JvmTypeReference, JvmExecutable)} if the
 * {@code target} is {@code null} for the first, and not {@code null} for the second.
 *
 * @param type the source type.
 * @param target the operation for which the type is clone, or {@code null} if not relevant.
 * @return the result type, i.e. a copy of the source type.
 */
protected JvmTypeReference cloneWithProxiesFromOtherResource(JvmTypeReference type, JvmOperation target) {
	if (type == null) {
		return this._typeReferenceBuilder.typeRef(Void.TYPE);
	}
	// Do not clone inferred types because they are not yet resolved and it is located within the current resource.
	if (InferredTypeIndicator.isInferred(type)) {
		return type;
	}
	// Do not clone primitive types because the associated resource to the type reference will not be correct.
	final String id = type.getIdentifier();
	if (Objects.equal(id, Void.TYPE.getName())) {
		return this._typeReferenceBuilder.typeRef(Void.TYPE);
	}
	if (this.services.getPrimitives().isPrimitive(type)) {
		return this._typeReferenceBuilder.typeRef(id);
	}
	// Clone the type
	if (target != null) {
		return cloneWithTypeParametersAndProxies(type, target);
	}
	return this.typeBuilder.cloneWithProxies(type);
}
 

/** Replies the Python default value for the given type.
 *
 * @param type the type.
 * @return the default value.
 */
@SuppressWarnings({"checkstyle:cyclomaticcomplexity",
	"checkstyle:booleanexpressioncomplexity", "checkstyle:npathcomplexity"})
public static String toDefaultValue(JvmTypeReference type) {
	final String id = type.getIdentifier();
	if (!"void".equals(id)) { //$NON-NLS-1$
		if (Strings.equal(Boolean.class.getName(), id) || Strings.equal(Boolean.TYPE.getName(), id)) {
			return "False"; //$NON-NLS-1$
		}
		if (Strings.equal(Float.class.getName(), id) || Strings.equal(Float.TYPE.getName(), id)
			|| Strings.equal(Double.class.getName(), id) || Strings.equal(Double.TYPE.getName(), id)) {
			return "0.0"; //$NON-NLS-1$
		}
		if (Strings.equal(Integer.class.getName(), id) || Strings.equal(Integer.TYPE.getName(), id)
			|| Strings.equal(Long.class.getName(), id) || Strings.equal(Long.TYPE.getName(), id)
			|| Strings.equal(Byte.class.getName(), id) || Strings.equal(Byte.TYPE.getName(), id)
			|| Strings.equal(Short.class.getName(), id) || Strings.equal(Short.TYPE.getName(), id)) {
			return "0"; //$NON-NLS-1$
		}
		if (Strings.equal(Character.class.getName(), id) || Strings.equal(Character.TYPE.getName(), id)) {
			return "\"\\0\""; //$NON-NLS-1$
		}
	}
	return "None"; //$NON-NLS-1$
}
 

protected boolean isMatchesSignature(JvmFormalParameter parameter, JvmFormalParameter candidateParameter, TypeParameterSubstitutor<?> substitutor, ITypeReferenceOwner owner) {
	JvmTypeReference parameterType = parameter.getParameterType();
	if (parameterType == null || parameterType.getType() == null) {
		return false;
	} 
	String identifier = parameterType.getIdentifier();
	LightweightTypeReference candidateParameterType = substitutor.substitute(owner.toLightweightTypeReference(candidateParameter.getParameterType()));
	return identifier.equals(candidateParameterType.getJavaIdentifier());
}
 

@Override
public String getIdentifier() {
	JvmTypeReference resolvedDelegate = getDelegate();
	if (resolvedDelegate == null || resolvedDelegate.eIsProxy())
		return null;
	return resolvedDelegate.getIdentifier();
}
 

@Override
public String getIdentifier() {
	JvmTypeReference componentType = getComponentType();
	if (componentType != null)
		return componentType.getIdentifier() + "[]";
	return null;
}
 

@Override
public String getIdentifier() {
	JvmTypeReference equivalent = getEquivalent();
	if (equivalent != null)
		return equivalent.getIdentifier();
	return super.getIdentifier();
}
 

protected SignatureHashBuilder appendType(JvmTypeReference ref) {
	if (ref != null && ref.getIdentifier() != null) {
		append(ref.getIdentifier());
	} else {
		append("*unresolved*");
	}
	return this;
}
 

protected String getIdentifierOrObject(final JvmTypeReference typeReference) {
  String _switchResult = null;
  boolean _matched = false;
  if (typeReference instanceof JvmUnknownTypeReference) {
    _matched=true;
    _switchResult = "java.lang.Object";
  }
  if (!_matched) {
    _switchResult = typeReference.getIdentifier();
  }
  return _switchResult;
}
 

/** Generate the given object.
 *
 * @param handler the behavior unit.
 * @param it the target for the generated content.
 * @param context the context.
 */
protected void _generate(SarlBehaviorUnit handler, PyAppendable it, IExtraLanguageGeneratorContext context) {
	final JvmTypeReference event = handler.getName();
	final String handleName = it.declareUniqueNameVariable(handler, "__on_" + event.getSimpleName() + "__"); //$NON-NLS-1$ //$NON-NLS-2$
	it.append("def ").append(handleName).append("(self, occurrence):"); //$NON-NLS-1$ //$NON-NLS-2$
	it.increaseIndentation().newLine();
	generateDocString(getTypeBuilder().getDocumentation(handler), it);
	if (handler.getExpression() != null) {
		generate(handler.getExpression(), null, it, context);
	} else {
		it.append("pass"); //$NON-NLS-1$
	}
	it.decreaseIndentation().newLine();
	final String key = this.qualifiedNameProvider.getFullyQualifiedName(handler.getDeclaringType()).toString();
	final Map<String, Map<String, List<Pair<XExpression, String>>>> map = context.getMapData(EVENT_GUARDS_MEMENTO);
	Map<String, List<Pair<XExpression, String>>> submap = map.get(key);
	if (submap == null) {
		submap = new HashMap<>();
		map.put(key, submap);
	}
	final String eventId = event.getIdentifier();
	List<Pair<XExpression, String>> guards = submap.get(eventId);
	if (guards == null) {
		guards = new ArrayList<>();
		submap.put(eventId, guards);
	}
	guards.add(new Pair<>(handler.getGuard(), handleName));
}