Examples with MethodMetadata org.springframework.roo.classpath.details.MethodMetadata used on opensource projects

Example 51 with MethodMetadata

use of org.springframework.roo.classpath.details.MethodMetadata in project spring-roo by spring-projects.

the class RepositoryJpaCustomImplMetadata method getCustomCountImpl.

/**
 * Method that generates implementation methods for each count method, associated
 * to each custom finder.
 *
 * @param methodInfo
 * @param validFields
 * @return
 */
private MethodMetadata getCustomCountImpl(Pair<MethodMetadata, PartTree> methodInfo) {
    final MethodMetadata method = methodInfo.getLeft();
    // Define method name
    JavaSymbolName methodName = method.getMethodName();
    // Define method parameter types
    List<AnnotatedJavaType> parameterTypes = method.getParameterTypes();
    // Define method parameter names
    List<JavaSymbolName> parameterNames = method.getParameterNames();
    MethodMetadata existingMethod = getGovernorMethod(methodName, AnnotatedJavaType.convertFromAnnotatedJavaTypes(parameterTypes));
    if (existingMethod != null) {
        return existingMethod;
    }
    // Generate body
    InvocableMemberBodyBuilder bodyBuilder = new InvocableMemberBodyBuilder();
    // Getting variable names to use in the code
    String entity = this.entity.getSimpleTypeName();
    String entityVariable = StringUtils.uncapitalize(entity);
    JavaType finderParamType = parameterTypes.get(0).getJavaType();
    String finderParamName = parameterNames.get(0).getSymbolName();
    // Types to import
    bodyBuilder.newLine();
    // QEntity qEntity = QEntity.entity;
    bodyBuilder.appendFormalLine(String.format("%1$s %2$s = %1$s.%2$s;", getNameOfJavaType(entityQtype), entityVariable));
    bodyBuilder.newLine();
    // JPQLQuery query = from(qEntity);
    bodyBuilder.appendFormalLine(String.format("%s query = from(%s);", getNameOfJavaType(getJPQLQueryFor(this.entity)), entityVariable));
    bodyBuilder.newLine();
    buildFormBeanFilterBody(bodyBuilder, finderParamType, finderParamName, entityVariable, methodInfo.getRight());
    // return query.fetchCount();
    bodyBuilder.appendFormalLine("return query.fetchCount();");
    // Use provided finder method to generate its implementation
    MethodMetadataBuilder methodBuilder = new MethodMetadataBuilder(getId(), Modifier.PUBLIC, methodName, method.getReturnType(), parameterTypes, parameterNames, bodyBuilder);
    return methodBuilder.build();
}

Example 52 with MethodMetadata

use of org.springframework.roo.classpath.details.MethodMetadata in project spring-roo by spring-projects.

the class RepositoryJpaCustomImplMetadata method getCustomFindersImpl.

/**
 * Method that generates implementation methods for each finder which return type
 * is a projection or argument is a DTO.
 *
 * @param methodInfo
 * @return
 */
private MethodMetadata getCustomFindersImpl(Pair<MethodMetadata, PartTree> methodInfo, List<FieldMetadata> fields) {
    MethodMetadata method = methodInfo.getLeft();
    // Define method name
    JavaSymbolName methodName = method.getMethodName();
    // Define method parameter types
    List<AnnotatedJavaType> parameterTypes = method.getParameterTypes();
    // Define method parameter names
    List<JavaSymbolName> parameterNames = method.getParameterNames();
    MethodMetadata existingMethod = getGovernorMethod(methodName, AnnotatedJavaType.convertFromAnnotatedJavaTypes(parameterTypes));
    if (existingMethod != null) {
        return existingMethod;
    }
    // Generate body
    InvocableMemberBodyBuilder bodyBuilder = new InvocableMemberBodyBuilder();
    // Getting variable name to use in the code
    JavaSymbolName globalSearch = getParameterNameFor(method, SpringletsJavaType.SPRINGLETS_GLOBAL_SEARCH);
    JavaSymbolName pageable = getParameterNameFor(method, SpringJavaType.PAGEABLE);
    String entity = this.entity.getSimpleTypeName();
    String entityVariable = StringUtils.uncapitalize(entity);
    JavaType finderParamType = parameterTypes.get(0).getJavaType();
    String finderParamName = parameterNames.get(0).getSymbolName();
    // Types to import
    JavaType returnType = getDomainTypeOfFinderMethod(method);
    bodyBuilder.newLine();
    // QEntity qEntity = QEntity.entity;
    bodyBuilder.appendFormalLine(String.format("%1$s %2$s = %1$s.%2$s;", getNameOfJavaType(entityQtype), entityVariable));
    bodyBuilder.newLine();
    // Construct query
    buildQuery(bodyBuilder, entityVariable, globalSearch, null, null, null, finderParamType, finderParamName, returnType, method.getMethodName(), methodInfo.getRight());
    bodyBuilder.newLine();
    // AttributeMappingBuilder mapping = buildMapper()
    StringBuffer mappingBuilderLine = new StringBuffer();
    mappingBuilderLine.append(String.format("%s mapping = buildMapper()", getNameOfJavaType(SpringletsJavaType.SPRINGLETS_QUERYDSL_REPOSITORY_SUPPORT_ATTRIBUTE_BUILDER)));
    // .map(entiyVarName, varName) ...
    if (!this.typesAreProjections.get(returnType)) {
        // Return type is the same entity
        Iterator<FieldMetadata> iterator = fields.iterator();
        while (iterator.hasNext()) {
            FieldMetadata field = iterator.next();
            String fieldName = field.getFieldName().getSymbolName();
            mappingBuilderLine.append(String.format("\n\t\t\t.map(%s, %s.%s)", getConstantForField(fieldName).getFieldName(), entityVariable, fieldName));
        }
    } else {
        // Return type is a projection
        List<Pair<String, String>> projectionFields = this.typesFieldMaps.get(returnType);
        Iterator<Pair<String, String>> iterator = projectionFields.iterator();
        while (iterator.hasNext()) {
            Entry<String, String> entry = iterator.next();
            mappingBuilderLine.append(String.format("\n\t\t\t.map(%s, %s)", getConstantForField(entry.getKey()).getFieldName(), entry.getValue()));
        }
    }
    mappingBuilderLine.append(";");
    bodyBuilder.appendFormalLine(mappingBuilderLine.toString());
    bodyBuilder.newLine();
    // applyPagination(pageable, query, mapping);
    bodyBuilder.appendFormalLine(String.format("applyPagination(%s, query, mapping);", pageable));
    // applyOrderById(query);
    bodyBuilder.appendFormalLine("applyOrderById(query);");
    bodyBuilder.newLine();
    buildQueryResult(bodyBuilder, pageable, entityVariable, QUERYDSL_PROJECTIONS, returnType);
    // Use provided finder method to generate its implementation
    MethodMetadataBuilder methodBuilder = new MethodMetadataBuilder(getId(), Modifier.PUBLIC, methodName, methodInfo.getLeft().getReturnType(), parameterTypes, parameterNames, bodyBuilder);
    return methodBuilder.build();
}

Example 53 with MethodMetadata

use of org.springframework.roo.classpath.details.MethodMetadata in project spring-roo by spring-projects.

the class RepositoryJpaCustomImplMetadata method getFindAllImpl.

/**
 * Method that generates the findAll implementation method
 * @param findAllGlobalSearchMethod
 * @param ids the entity id fields
 * @param fields the entity fields to search for
 *
 * @return
 */
private MethodMetadata getFindAllImpl(MethodMetadata findAllGlobalSearchMethod, FieldMetadata idField, List<FieldMetadata> fields) {
    // Define method name
    JavaSymbolName methodName = findAllGlobalSearchMethod.getMethodName();
    // Define method parameter types
    List<AnnotatedJavaType> parameterTypes = findAllGlobalSearchMethod.getParameterTypes();
    // Define method parameter names
    List<JavaSymbolName> parameterNames = findAllGlobalSearchMethod.getParameterNames();
    MethodMetadata existingMethod = getGovernorMethod(methodName, AnnotatedJavaType.convertFromAnnotatedJavaTypes(parameterTypes));
    if (existingMethod != null) {
        return existingMethod;
    }
    // Use provided findAll method to generate its implementation
    MethodMetadataBuilder methodBuilder = new MethodMetadataBuilder(getId(), Modifier.PUBLIC, findAllGlobalSearchMethod.getMethodName(), findAllGlobalSearchMethod.getReturnType(), findAllGlobalSearchMethod.getParameterTypes(), findAllGlobalSearchMethod.getParameterNames(), null);
    // Generate body
    InvocableMemberBodyBuilder bodyBuilder = new InvocableMemberBodyBuilder();
    // Getting variable name to use in the code
    JavaSymbolName globalSearch = parameterNames.get(0);
    JavaSymbolName pageable = parameterNames.get(1);
    String entity = this.entity.getSimpleTypeName();
    String entityVariable = StringUtils.uncapitalize(entity);
    // Types to import
    JavaType projection = QUERYDSL_PROJECTIONS;
    bodyBuilder.newLine();
    // QEntity qEntity = QEntity.entity;
    bodyBuilder.appendFormalLine(String.format("%1$s %2$s = %1$s.%2$s;", entityQtype.getNameIncludingTypeParameters(false, importResolver), entityVariable));
    bodyBuilder.newLine();
    // Construct query
    buildQuery(bodyBuilder, entityVariable, globalSearch, null, null, null, null, null, this.defaultReturnType, null, null);
    bodyBuilder.newLine();
    // AttributeMappingBuilder mapping = buildMapper()
    StringBuffer mappingBuilderLine = new StringBuffer();
    mappingBuilderLine.append(String.format("%s mapping = buildMapper()", getNameOfJavaType(SpringletsJavaType.SPRINGLETS_QUERYDSL_REPOSITORY_SUPPORT_ATTRIBUTE_BUILDER)));
    if (!this.typesAreProjections.get(this.defaultReturnType)) {
        // Return type is the same entity
        Iterator<FieldMetadata> iterator = fields.iterator();
        while (iterator.hasNext()) {
            FieldMetadata field = iterator.next();
            String fieldName = field.getFieldName().getSymbolName();
            mappingBuilderLine.append(String.format("\n\t\t\t.map(%s, %s.%s)", getConstantForField(fieldName).getFieldName(), entityVariable, fieldName));
        }
    } else {
        // Return type is a projection
        List<Pair<String, String>> projectionFields = this.typesFieldMaps.get(this.defaultReturnType);
        Iterator<Pair<String, String>> iterator = projectionFields.iterator();
        while (iterator.hasNext()) {
            Entry<String, String> entry = iterator.next();
            mappingBuilderLine.append(String.format("\n\t\t\t.map(%s, %s)", getConstantForField(entry.getKey()).getFieldName(), entry.getValue()));
        }
    }
    mappingBuilderLine.append(";");
    bodyBuilder.appendFormalLine(mappingBuilderLine.toString());
    bodyBuilder.newLine();
    // applyPagination(pageable, query, mapping);
    bodyBuilder.appendFormalLine(String.format("applyPagination(%s, query, mapping);", pageable));
    // applyOrderById(query);
    bodyBuilder.appendFormalLine("applyOrderById(query);");
    bodyBuilder.newLine();
    buildQueryResult(bodyBuilder, pageable, entityVariable, projection, this.defaultReturnType);
    // Sets body to generated method
    methodBuilder.setBodyBuilder(bodyBuilder);
    // Build and return a MethodMetadata
    return methodBuilder.build();
// instance
}

Example 54 with MethodMetadata

use of org.springframework.roo.classpath.details.MethodMetadata in project spring-roo by spring-projects.

the class RepositoryJpaCustomImplMetadataProviderImpl method getMetadata.

@Override
protected ItdTypeDetailsProvidingMetadataItem getMetadata(final String metadataIdentificationString, final JavaType aspectName, final PhysicalTypeMetadata governorPhysicalTypeMetadata, final String itdFilename) {
    final RepositoryJpaCustomImplAnnotationValues annotationValues = new RepositoryJpaCustomImplAnnotationValues(governorPhysicalTypeMetadata);
    // Getting repository custom
    JavaType repositoryCustom = annotationValues.getRepository();
    // Validate that contains repository interface
    Validate.notNull(repositoryCustom, "ERROR: You need to specify interface repository to be implemented.");
    ClassOrInterfaceTypeDetails repositoryDetails = getTypeLocationService().getTypeDetails(repositoryCustom);
    AnnotationMetadata repositoryCustomAnnotation = repositoryDetails.getAnnotation(ROO_REPOSITORY_JPA_CUSTOM);
    Validate.notNull(repositoryCustomAnnotation, "ERROR: Repository interface should be annotated with @RooJpaRepositoryCustom");
    AnnotationAttributeValue<JavaType> entityAttribute = repositoryCustomAnnotation.getAttribute("entity");
    Validate.notNull(entityAttribute, "ERROR: Repository interface should be contain an entity on @RooJpaRepositoryCustom annotation");
    JavaType entity = entityAttribute.getValue();
    RepositoryJpaMetadata repositoryMetadata = getRepositoryJpaLocator().getRepositoryMetadata(entity);
    if (repositoryMetadata == null) {
        // Can't generate it jet
        return null;
    }
    // Register downstream dependency for RepositoryJpaCustomImplMetadata to update projection
    // finders implementations
    String repositoryCustomMetadataKey = RepositoryJpaCustomMetadata.createIdentifier(repositoryDetails);
    registerDependency(repositoryCustomMetadataKey, metadataIdentificationString);
    ClassOrInterfaceTypeDetails entityDetails = getTypeLocationService().getTypeDetails(entity);
    // Check if default return type is a Projection
    JavaType returnType = repositoryMetadata.getDefaultReturnType();
    ClassOrInterfaceTypeDetails returnTypeDetails = getTypeLocationService().getTypeDetails(returnType);
    AnnotationMetadata entityProjectionAnnotation = returnTypeDetails.getAnnotation(RooJavaType.ROO_ENTITY_PROJECTION);
    boolean returnTypeIsProjection = entityProjectionAnnotation != null;
    // Get projection constructor fields from @RooEntityProjection and add it to a Map with
    // domain type's variable names
    Map<JavaType, List<Pair<String, String>>> typesFieldMaps = new LinkedHashMap<JavaType, List<Pair<String, String>>>();
    Map<JavaType, Boolean> typesAreProjections = new HashMap<JavaType, Boolean>();
    if (returnTypeIsProjection) {
        buildFieldNamesMap(entity, returnType, entityProjectionAnnotation, typesFieldMaps);
        typesAreProjections.put(returnType, true);
    }
    final RepositoryJpaCustomMetadata repositoryCustomMetadata = getMetadataService().get(repositoryCustomMetadataKey);
    // Prevent empty metadata
    if (repositoryCustomMetadata == null) {
        return null;
    }
    // Getting java bean metadata
    final String javaBeanMetadataKey = JavaBeanMetadata.createIdentifier(entityDetails);
    // Getting jpa entity metadata
    final String jpaEntityMetadataKey = JpaEntityMetadata.createIdentifier(entityDetails);
    JpaEntityMetadata entityMetadata = getMetadataService().get(jpaEntityMetadataKey);
    // Create dependency between repository and java bean annotation
    registerDependency(javaBeanMetadataKey, metadataIdentificationString);
    // Create dependency between repository and jpa entity annotation
    registerDependency(jpaEntityMetadataKey, metadataIdentificationString);
    // Getting entity properties
    MemberDetails entityMemberDetails = getMemberDetailsScanner().getMemberDetails(getClass().getName(), entityDetails);
    // Getting valid fields to construct the findAll query
    List<FieldMetadata> validFields = new ArrayList<FieldMetadata>();
    loadValidFields(entityMemberDetails, entityMetadata, validFields);
    // Getting all necessary information about referencedFields
    Map<FieldMetadata, MethodMetadata> referencedFieldsMethods = repositoryCustomMetadata.getReferencedFieldsFindAllMethods();
    Map<FieldMetadata, String> referencedFieldsIdentifierNames = new HashMap<FieldMetadata, String>();
    List<Pair<MethodMetadata, PartTree>> customFinderMethods = repositoryCustomMetadata.getCustomFinderMethods();
    List<Pair<MethodMetadata, PartTree>> customCountMethods = repositoryCustomMetadata.getCustomCountMethods();
    if (customCountMethods == null) {
        customCountMethods = new ArrayList<Pair<MethodMetadata, PartTree>>();
    }
    for (Entry<FieldMetadata, MethodMetadata> referencedFields : referencedFieldsMethods.entrySet()) {
        // Get identifier field name in path format
        String fieldPathName = String.format("%s.%s", StringUtils.uncapitalize(entity.getSimpleTypeName()), referencedFields.getKey().getFieldName().getSymbolNameUnCapitalisedFirstLetter());
        // Put keys and values in map
        referencedFieldsIdentifierNames.put(referencedFields.getKey(), fieldPathName);
    }
    // Add valid entity fields to mappings
    Map<JavaType, Map<String, FieldMetadata>> typesFieldsMetadataMap = new HashMap<JavaType, Map<String, FieldMetadata>>();
    Map<String, FieldMetadata> entityFieldMetadata = new LinkedHashMap<String, FieldMetadata>();
    List<Pair<String, String>> entityFieldMappings = new ArrayList<Pair<String, String>>();
    typesAreProjections.put(entity, false);
    for (FieldMetadata field : validFields) {
        entityFieldMetadata.put(field.getFieldName().getSymbolName(), field);
        entityFieldMappings.add(Pair.of(field.getFieldName().getSymbolName(), StringUtils.uncapitalize(entity.getSimpleTypeName()).concat(".").concat(field.getFieldName().getSymbolName())));
    }
    typesFieldsMetadataMap.put(entity, entityFieldMetadata);
    typesFieldMaps.put(entity, entityFieldMappings);
    // Make a list with all domain types, excepting entities
    List<JavaType> domainTypes = new ArrayList<JavaType>();
    domainTypes.add(returnType);
    for (Pair<MethodMetadata, PartTree> methodInfo : customFinderMethods) {
        // Get finder return type from first parameter of method return type (Page)
        JavaType finderReturnType = getDomainTypeOfFinderMethod(methodInfo.getKey());
        domainTypes.add(finderReturnType);
        // If type is a DTO, add finder fields to mappings
        JavaType parameterType = methodInfo.getKey().getParameterTypes().get(0).getJavaType();
        typesAreProjections.put(parameterType, false);
    }
    // Add typesFieldMaps for each projection finder and check for id fields
    for (JavaType type : domainTypes) {
        // Check if projection fields has been added already
        if (typesFieldMaps.containsKey(type)) {
            continue;
        }
        // Build Map with FieldMetadata of each projection
        ClassOrInterfaceTypeDetails typeDetails = getTypeLocationService().getTypeDetails(type);
        if (typeDetails == null) {
            LOGGER.warning("Detail not found for type: " + type);
            continue;
        }
        List<FieldMetadata> typeFieldList = getMemberDetailsScanner().getMemberDetails(this.getClass().getName(), typeDetails).getFields();
        Map<String, FieldMetadata> fieldMetadataMap = new LinkedHashMap<String, FieldMetadata>();
        for (FieldMetadata field : typeFieldList) {
            fieldMetadataMap.put(field.getFieldName().getSymbolName(), field);
        }
        typesFieldsMetadataMap.put(type, fieldMetadataMap);
        AnnotationMetadata projectionAnnotation = typeDetails.getAnnotation(RooJavaType.ROO_ENTITY_PROJECTION);
        if (projectionAnnotation != null) {
            typesAreProjections.put(type, true);
            // Type is a Projection
            JavaType associatedEntity = (JavaType) projectionAnnotation.getAttribute("entity").getValue();
            // Add fields to typesFieldMaps
            buildFieldNamesMap(associatedEntity, type, projectionAnnotation, typesFieldMaps);
        }
    }
    return new RepositoryJpaCustomImplMetadata(metadataIdentificationString, aspectName, governorPhysicalTypeMetadata, annotationValues, entity, entityMetadata, entityMetadata.getCurrentIndentifierField(), validFields, repositoryCustomMetadata.getCurrentFindAllGlobalSearchMethod(), repositoryCustomMetadata.getCurrentFindAllByIdsInGlobalSearchMethod(), repositoryCustomMetadata.getDefaultReturnType(), referencedFieldsMethods, referencedFieldsIdentifierNames, typesFieldMaps, customFinderMethods, customCountMethods, typesFieldsMetadataMap, typesAreProjections);
}

Example 55 with MethodMetadata

use of org.springframework.roo.classpath.details.MethodMetadata in project spring-roo by spring-projects.

the class RepositoryJpaMetadata method getCountMethodByField.

/**
 * Method that generates method "countByField" method.
 *
 * @param relationInfo
 * @param identifierType
 *
 * @return field
 */
public MethodMetadata getCountMethodByField(FieldMetadata field, RelationInfo relationInfo) {
    // Define method name
    String countPattern = "countBy%s";
    if (relationInfo.cardinality == Cardinality.MANY_TO_MANY) {
        countPattern = "countBy%sContains";
    }
    final JavaSymbolName methodName = new JavaSymbolName(String.format(countPattern, field.getFieldName().getSymbolNameCapitalisedFirstLetter()));
    // Define method parameter type and name
    List<AnnotatedJavaType> parameterTypes = new ArrayList<AnnotatedJavaType>();
    List<JavaSymbolName> parameterNames = new ArrayList<JavaSymbolName>();
    final JavaType paramType = field.getFieldType().getBaseType();
    parameterTypes.add(AnnotatedJavaType.convertFromJavaType(paramType));
    parameterNames.add(new JavaSymbolName(StringUtils.uncapitalize(field.getFieldName().getSymbolName())));
    MethodMetadata existingMethod = getGovernorMethod(methodName, AnnotatedJavaType.convertFromAnnotatedJavaTypes(parameterTypes));
    if (existingMethod != null) {
        return existingMethod;
    }
    // Use the MethodMetadataBuilder for easy creation of MethodMetadata
    MethodMetadataBuilder methodBuilder = new MethodMetadataBuilder(getId(), Modifier.PUBLIC + Modifier.ABSTRACT, methodName, JavaType.LONG_PRIMITIVE, parameterTypes, parameterNames, null);
    return methodBuilder.build();
}