Examples with JavaMemberResult com.redhat.qute.project.JavaMemberResult used on opensource projects

Example 1 with JavaMemberResult

use of com.redhat.qute.project.JavaMemberResult in project quarkus-ls by redhat-developer.

the class QuteDiagnostics method validateMethodPart.

/**
 * Validate the given method part.
 *
 * @param part                     the method part to validate.
 * @param ownerSection             the owner section and null otherwise.
 * @param template                 the template.
 * @param projectUri               the project Uri.
 * @param resolutionContext        the resolution context.
 * @param baseType                 the base object type.
 * @param iterableOfType           the iterable of type.
 * @param diagnostics              the diagnostic list to fill.
 * @param resolvingJavaTypeContext the resolving Java type context.
 *
 * @return the Java type returned by the member part and null otherwise.
 */
private ResolvedJavaTypeInfo validateMethodPart(MethodPart methodPart, Section ownerSection, Template template, String projectUri, QuteValidationSettings validationSettings, ResolutionContext resolutionContext, ResolvedJavaTypeInfo resolvedJavaType, ResolvedJavaTypeInfo iter, List<Diagnostic> diagnostics, ResolvingJavaTypeContext resolvingJavaTypeContext) {
    // Validate parameters of the method part
    boolean undefinedType = false;
    List<ResolvedJavaTypeInfo> parameterTypes = new ArrayList<>();
    for (Parameter parameter : methodPart.getParameters()) {
        ResolvedJavaTypeInfo result = null;
        Expression expression = parameter.getJavaTypeExpression();
        if (expression != null) {
            result = validateExpression(expression, ownerSection, template, validationSettings, resolutionContext, resolvingJavaTypeContext, diagnostics);
        }
        if (result == null) {
            undefinedType = true;
        }
        parameterTypes.add(result);
    }
    if (undefinedType) {
        // One of parameter cannot be resolved as type, teh validation is stopped
        return null;
    }
    // All parameters are resolved, validate the existing of method name according
    // to the computed parameter types
    String methodName = methodPart.getPartName();
    String namespace = methodPart.getNamespace();
    JavaMemberResult result = javaCache.findMethod(resolvedJavaType, namespace, methodName, parameterTypes, projectUri);
    JavaMethodInfo method = (JavaMethodInfo) result.getMember();
    if (method == null) {
        QuteErrorCode errorCode = QuteErrorCode.UnknownMethod;
        String arg = null;
        if (namespace != null) {
            // ex :{config.getXXXX()}
            errorCode = QuteErrorCode.UnknownNamespaceResolverMethod;
            arg = namespace;
        } else {
            // ex : {@org.acme.Item item}
            // {item.getXXXX()}
            arg = resolvedJavaType.getSignature();
            InvalidMethodReason reason = javaCache.getInvalidMethodReason(methodName, resolvedJavaType, projectUri);
            if (reason != null) {
                switch(reason) {
                    case VoidReturn:
                        errorCode = QuteErrorCode.InvalidMethodVoid;
                        break;
                    case Static:
                        errorCode = QuteErrorCode.InvalidMethodStatic;
                        break;
                    case FromObject:
                        errorCode = QuteErrorCode.InvalidMethodFromObject;
                        break;
                    default:
                }
            }
        }
        Range range = QutePositionUtility.createRange(methodPart);
        Diagnostic diagnostic = createDiagnostic(range, DiagnosticSeverity.Error, errorCode, methodName, arg);
        diagnostics.add(diagnostic);
        return null;
    }
    boolean matchVirtualMethod = result.isMatchVirtualMethod();
    if (!matchVirtualMethod) {
        Range range = QutePositionUtility.createRange(methodPart);
        Diagnostic diagnostic = createDiagnostic(range, DiagnosticSeverity.Error, // 
        QuteErrorCode.InvalidVirtualMethod, // 
        method.getName(), // 
        method.getSimpleSourceType(), resolvedJavaType.getJavaElementSimpleType());
        diagnostics.add(diagnostic);
        return null;
    }
    boolean matchParameters = result.isMatchParameters();
    if (!matchParameters) {
        // The method codePointAt(int) in the type String is not applicable for the
        // arguments ()
        StringBuilder expectedSignature = new StringBuilder("(");
        boolean ignoreParameter = method.isVirtual();
        for (JavaParameterInfo parameter : method.getParameters()) {
            if (!ignoreParameter) {
                if (expectedSignature.length() > 1) {
                    expectedSignature.append(", ");
                }
                expectedSignature.append(parameter.getJavaElementSimpleType());
            }
            ignoreParameter = false;
        }
        expectedSignature.append(")");
        expectedSignature.insert(0, method.getName());
        StringBuilder actualSignature = new StringBuilder("(");
        for (ResolvedJavaTypeInfo parameterType : parameterTypes) {
            if (actualSignature.length() > 1) {
                actualSignature.append(", ");
            }
            actualSignature.append(parameterType != null ? parameterType.getJavaElementSimpleType() : parameterType);
        }
        actualSignature.append(")");
        Range range = QutePositionUtility.createRange(methodPart);
        Diagnostic diagnostic = createDiagnostic(range, DiagnosticSeverity.Error, // 
        QuteErrorCode.InvalidMethodParameter, // 
        expectedSignature.toString(), // 
        method.getSimpleSourceType(), /* String */
        actualSignature.toString());
        diagnostics.add(diagnostic);
        return null;
    }
    String memberType = method.resolveJavaElementType(iter);
    return validateJavaTypePart(methodPart, ownerSection, projectUri, diagnostics, resolvingJavaTypeContext, memberType);
}