public void injectEmailTemplate(
final JavaType targetType, final JavaSymbolName fieldName, final boolean async) {
Assert.notNull(targetType, "Java type required");
Assert.notNull(fieldName, "Field name required");
final List<AnnotationMetadataBuilder> annotations = new ArrayList<AnnotationMetadataBuilder>();
annotations.add(new AnnotationMetadataBuilder(AUTOWIRED));
// Obtain the physical type and its mutable class details
final String declaredByMetadataId = PhysicalTypeIdentifier.createIdentifier(targetType);
ClassOrInterfaceTypeDetails existing = typeLocationService.findClassOrInterface(targetType);
if (existing == null) {
log.warning(
"Aborting: Unable to find metadata for target type '"
+ targetType.getFullyQualifiedTypeName()
+ "'");
return;
}
final ClassOrInterfaceTypeDetailsBuilder classOrInterfaceTypeDetailsBuilder =
new ClassOrInterfaceTypeDetailsBuilder(existing);
// Add the MailSender field
final FieldMetadataBuilder mailSenderFieldBuilder =
new FieldMetadataBuilder(
declaredByMetadataId, PRIVATE_TRANSIENT, annotations, fieldName, MAIL_SENDER);
classOrInterfaceTypeDetailsBuilder.addField(mailSenderFieldBuilder.build());
// Add the "sendMessage" method
classOrInterfaceTypeDetailsBuilder.addMethod(
getSendMethod(fieldName, async, declaredByMetadataId, classOrInterfaceTypeDetailsBuilder));
typeManagementService.createOrUpdateTypeOnDisk(classOrInterfaceTypeDetailsBuilder.build());
}
@Override
public void systemService(
final JavaType type,
JavaSymbolName fieldName,
final SystemService service,
final boolean addPermissions) {
final ClassOrInterfaceTypeDetails typeDetails = typeLocationService.getTypeDetails(type);
Validate.notNull(typeDetails, "The type specified, '" + type + "' doesn't exist");
if (fieldName == null) {
fieldName =
new JavaSymbolName(
StringUtils.uncapitalize(service.getServiceType().getSimpleTypeName()));
}
final String physicalTypeIdentifier = typeDetails.getDeclaredByMetadataId();
final List<AnnotationMetadataBuilder> annotations =
Arrays.asList(new AnnotationMetadataBuilder(ROO_SYSTEM_SERVICE));
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(
physicalTypeIdentifier, 0, annotations, fieldName, service.getServiceType());
typeManagementService.addField(fieldBuilder.build());
if (addPermissions) {
final String moduleName = projectOperations.getFocusedModuleName();
for (Permission permission : service.getPermissions()) {
androidTypeService.addPermission(moduleName, permission.permissionName());
}
}
}
@Test
public void testSimpleClassAddField() throws Exception {
// Set up
final File file = getResource(SIMPLE_CLASS_FILE_PATH);
final String fileContents = getResourceContents(file);
final ClassOrInterfaceTypeDetails simpleInterfaceDetails =
typeParsingService.getTypeFromString(
fileContents, SIMPLE_CLASS_DECLARED_BY_MID, SIMPLE_CLASS_TYPE);
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(
SIMPLE_CLASS_DECLARED_BY_MID,
Modifier.PRIVATE,
new JavaSymbolName("newFieldAddedByCode"),
new JavaType(String.class),
"\"Create by code\"");
final ClassOrInterfaceTypeDetails newSimpleInterfaceDetails =
addField(simpleInterfaceDetails, fieldBuilder.build());
// Invoke
final String result =
typeParsingService.updateAndGetCompilationUnitContents(
file.getCanonicalPath(), newSimpleInterfaceDetails);
saveResult(file, result, "-addedField");
checkSimpleClass(result);
assertTrue(result.contains("private String newFieldAddedByCode = \"Create by code\";"));
}
/**
* Locates the entity manager field that should be used.
*
* <p>If a parent is defined, it must provide the field.
*
* <p>We generally expect the field to be named "entityManager" and be of type
* javax.persistence.EntityManager. We also require it to be public or protected, and annotated
* with @PersistenceContext. If there is an existing field which doesn't meet these latter
* requirements, we add an underscore prefix to the "entityManager" name and try again, until such
* time as we come up with a unique name that either meets the requirements or the name is not
* used and we will create it.
*
* @return the entity manager field (never returns null)
*/
public FieldMetadata getEntityManagerField() {
if (parent != null) {
// The parent is required to guarantee this is available
return parent.getEntityManagerField();
}
// Need to locate it ourself
int index = -1;
while (true) {
// Compute the required field name
index++;
final JavaSymbolName fieldSymbolName =
new JavaSymbolName(StringUtils.repeat("_", index) + "entityManager");
final FieldMetadata candidate = governorTypeDetails.getField(fieldSymbolName);
if (candidate != null) {
// Verify if candidate is suitable
if (!Modifier.isPublic(candidate.getModifier())
&& !Modifier.isProtected(candidate.getModifier())
&& (Modifier.TRANSIENT != candidate.getModifier())) {
// Candidate is not public and not protected and not simply a transient field (in which
// case subclasses
// will see the inherited field), so any subsequent subclasses won't be able to see it.
// Give up!
continue;
}
if (!candidate.getFieldType().equals(ENTITY_MANAGER)) {
// Candidate isn't an EntityManager, so give up
continue;
}
if (MemberFindingUtils.getAnnotationOfType(candidate.getAnnotations(), PERSISTENCE_CONTEXT)
== null) {
// Candidate doesn't have a PersistenceContext annotation, so give up
continue;
}
// If we got this far, we found a valid candidate
return candidate;
}
// Candidate not found, so let's create one
final List<AnnotationMetadataBuilder> annotations =
new ArrayList<AnnotationMetadataBuilder>();
final AnnotationMetadataBuilder annotationBuilder =
new AnnotationMetadataBuilder(PERSISTENCE_CONTEXT);
if (StringUtils.hasText(crudAnnotationValues.getPersistenceUnit())) {
annotationBuilder.addStringAttribute("unitName", crudAnnotationValues.getPersistenceUnit());
}
annotations.add(annotationBuilder);
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(
getId(), Modifier.TRANSIENT, annotations, fieldSymbolName, ENTITY_MANAGER);
return fieldBuilder.build();
}
}
public void addDataToField(final FieldMetadata replacement, final CustomData customData) {
// If the MIDs don't match then the proposed can't be a replacement
if (!replacement.getDeclaredByMetadataId().equals(getDeclaredByMetadataId())) {
return;
}
for (FieldMetadataBuilder existingField : getDeclaredFields()) {
if (existingField.getFieldName().equals(replacement.getFieldName())) {
for (Object key : customData.keySet()) {
existingField.putCustomData(key, customData.get(key));
}
break;
}
}
}
/**
* Create metadata for a field definition.
*
* @return a FieldMetadata object
*/
private FieldMetadata getSampleField() {
// Note private fields are private to the ITD, not the target type, this is undesirable if a
// dependent method is pushed in to the target type
int modifier = 0;
// Using the FieldMetadataBuilder to create the field definition.
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(
getId(), // Metadata ID provided by supertype
modifier, // Using package protection rather than private
new ArrayList<AnnotationMetadataBuilder>(), // No annotations for this field
new JavaSymbolName("sampleField"), // Field name
JavaType.STRING); // Field type
return fieldBuilder.build(); // Build and return a FieldMetadata instance
}
@Override
public void resourceString(
final JavaType type, final String name, final JavaSymbolName fieldName, final String value) {
final ClassOrInterfaceTypeDetails typeDetails = typeLocationService.getTypeDetails(type);
Validate.notNull(typeDetails, "The type specified, '" + type + "' doesn't exist");
final DocumentBuilder builder = newDocumentBuilder();
final String valuesPath =
pathResolver.getFocusedIdentifier(Path.ROOT, VALUES_PATH + SEP + STRINGS + XML_EXTENSION);
InputStream inputStream = null;
Document document = null;
try {
inputStream = fileManager.getInputStream(valuesPath);
document = builder.parse(inputStream);
} catch (final Exception e) {
LOGGER.severe("Error reading resource XML: " + e.getMessage());
} finally {
IOUtils.closeQuietly(inputStream);
}
if (document != null) {
final Element root = document.getDocumentElement();
final Element stringElem = XmlUtils.createTextElement(document, "string", value);
final String id = StringUtils.isEmpty(name) ? fieldName.getSymbolName() : name;
stringElem.setAttribute("name", id);
root.appendChild(stringElem);
fileManager.createOrUpdateTextFileIfRequired(
valuesPath, XmlUtils.nodeToString(document), true);
}
final String physicalTypeIdentifier = typeDetails.getDeclaredByMetadataId();
final List<AnnotationMetadataBuilder> annotations = new ArrayList<AnnotationMetadataBuilder>();
final AnnotationMetadataBuilder annotationBuilder = new AnnotationMetadataBuilder(ROO_STRING);
if (!StringUtils.isEmpty(name)) {
annotationBuilder.addStringAttribute("value", name);
}
annotations.add(annotationBuilder);
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(physicalTypeIdentifier, 0, annotations, fieldName, STRING);
typeManagementService.addField(fieldBuilder.build());
}
public void insertField(
final FieldDetails fieldDetails,
final boolean permitReservedWords,
final boolean transientModifier) {
String module = null;
if (!permitReservedWords) {
ReservedWords.verifyReservedWordsNotPresent(fieldDetails.getFieldName());
if (fieldDetails.getColumn() != null) {
ReservedWords.verifyReservedWordsNotPresent(fieldDetails.getColumn());
}
}
final List<AnnotationMetadataBuilder> annotations = fieldDetails.getInitedAnnotations();
fieldDetails.decorateAnnotationsList(annotations);
fieldDetails.setAnnotations(annotations);
if (fieldDetails.getFieldType() != null) {
module = fieldDetails.getFieldType().getModule();
}
fieldDetails.setModifiers(Modifier.PRIVATE);
String initializer = null;
if (fieldDetails instanceof CollectionField) {
final CollectionField collectionField = (CollectionField) fieldDetails;
module = collectionField.getGenericParameterTypeName().getModule();
initializer = "new " + collectionField.getInitializer() + "()";
} else if (fieldDetails instanceof DateField
&& fieldDetails.getFieldName().getSymbolName().equals("created")) {
initializer = "new Date()";
}
// Format the passed-in comment (if given)
formatFieldComment(fieldDetails);
final FieldMetadataBuilder fieldBuilder = new FieldMetadataBuilder(fieldDetails);
fieldBuilder.setFieldInitializer(initializer);
typeManagementService.addField(fieldBuilder.build());
if (module != null) {
projectOperations.addModuleDependency(module);
}
}
/**
* Generates the "send email" method to be added to the domain type
*
* @param mailSenderName the name of the MailSender field (required)
* @param async whether to send the email asynchronously
* @param targetClassMID the MID of the class to receive the method
* @param mutableTypeDetails the type to which the method is being added (required)
* @return a non-<code>null</code> method
*/
private MethodMetadata getSendMethod(
final JavaSymbolName mailSenderName,
final boolean async,
final String targetClassMID,
final ClassOrInterfaceTypeDetailsBuilder classOrInterfaceTypeDetailsBuilder) {
final String contextPath = getApplicationContextPath();
final Document document = XmlUtils.readXml(fileManager.getInputStream(contextPath));
final Element root = document.getDocumentElement();
// Make a builder for the created method's body
final InvocableMemberBodyBuilder bodyBuilder = new InvocableMemberBodyBuilder();
// Collect the types and names of the created method's parameters
final PairList<AnnotatedJavaType, JavaSymbolName> parameters =
new PairList<AnnotatedJavaType, JavaSymbolName>();
if (getSimpleMailMessageBean(root) == null) {
// There's no SimpleMailMessage bean; use a local variable
bodyBuilder.appendFormalLine(
"org.springframework.mail.SimpleMailMessage "
+ LOCAL_MESSAGE_VARIABLE
+ " = new org.springframework.mail.SimpleMailMessage();");
// Set the from address
parameters.add(STRING, new JavaSymbolName("mailFrom"));
bodyBuilder.appendFormalLine(LOCAL_MESSAGE_VARIABLE + ".setFrom(mailFrom);");
// Set the subject
parameters.add(STRING, new JavaSymbolName("subject"));
bodyBuilder.appendFormalLine(LOCAL_MESSAGE_VARIABLE + ".setSubject(subject);");
} else {
// A SimpleMailMessage bean exists; auto-wire it into the entity and use it as a template
final List<AnnotationMetadataBuilder> smmAnnotations =
Arrays.asList(new AnnotationMetadataBuilder(AUTOWIRED));
final FieldMetadataBuilder smmFieldBuilder =
new FieldMetadataBuilder(
targetClassMID,
PRIVATE_TRANSIENT,
smmAnnotations,
new JavaSymbolName(TEMPLATE_MESSAGE_FIELD),
SIMPLE_MAIL_MESSAGE);
classOrInterfaceTypeDetailsBuilder.addField(smmFieldBuilder.build());
// Use the injected bean as a template (for thread safety)
bodyBuilder.appendFormalLine(
"org.springframework.mail.SimpleMailMessage "
+ LOCAL_MESSAGE_VARIABLE
+ " = new org.springframework.mail.SimpleMailMessage("
+ TEMPLATE_MESSAGE_FIELD
+ ");");
}
// Set the to address
parameters.add(STRING, new JavaSymbolName("mailTo"));
bodyBuilder.appendFormalLine(LOCAL_MESSAGE_VARIABLE + ".setTo(mailTo);");
// Set the message body
parameters.add(STRING, new JavaSymbolName("message"));
bodyBuilder.appendFormalLine(LOCAL_MESSAGE_VARIABLE + ".setText(message);");
bodyBuilder.newLine();
bodyBuilder.appendFormalLine(mailSenderName + ".send(" + LOCAL_MESSAGE_VARIABLE + ");");
final MethodMetadataBuilder methodBuilder =
new MethodMetadataBuilder(
targetClassMID,
Modifier.PUBLIC,
new JavaSymbolName("sendMessage"),
JavaType.VOID_PRIMITIVE,
parameters.getKeys(),
parameters.getValues(),
bodyBuilder);
if (async) {
if (DomUtils.findFirstElementByName("task:annotation-driven", root) == null) {
// Add asynchronous email support to the application
if (!StringUtils.hasText(root.getAttribute("xmlns:task"))) {
// Add the "task" namespace to the Spring config file
root.setAttribute("xmlns:task", SPRING_TASK_NS);
root.setAttribute(
"xsi:schemaLocation",
root.getAttribute("xsi:schemaLocation")
+ " "
+ SPRING_TASK_NS
+ " "
+ SPRING_TASK_XSD);
}
root.appendChild(
new XmlElementBuilder("task:annotation-driven", document)
.addAttribute("executor", "asyncExecutor")
.addAttribute("mode", "aspectj")
.build());
root.appendChild(
new XmlElementBuilder("task:executor", document)
.addAttribute("id", "asyncExecutor")
.addAttribute("pool-size", "${executor.poolSize}")
.build());
// Write out the new Spring config file
fileManager.createOrUpdateTextFileIfRequired(
contextPath, XmlUtils.nodeToString(document), false);
// Update the email properties file
propFileOperations.addPropertyIfNotExists(
Path.SPRING_CONFIG_ROOT, "email.properties", "executor.poolSize", "10", true);
}
methodBuilder.addAnnotation(new AnnotationMetadataBuilder(ASYNC));
}
return methodBuilder.build();
}
@Override
public void view(
final JavaType type,
final String viewName,
final String identifier,
final JavaSymbolName fieldName,
final Dimension height,
final Dimension width) {
final ClassOrInterfaceTypeDetails typeDetails = typeLocationService.getTypeDetails(type);
Validate.notNull(typeDetails, "The type specified, '" + type + "'doesn't exist");
final JavaType viewType =
new JavaType(viewName.contains(".") ? viewName : WIDGET_PACKAGE + "." + viewName);
final String layout =
RequestFactoryUtils.getStringAnnotationValue(typeDetails, ROO_ACTIVITY, "value", "");
if (!StringUtils.isEmpty(layout)) {
final DocumentBuilder builder = newDocumentBuilder();
final String layoutPath =
pathResolver.getFocusedIdentifier(Path.ROOT, LAYOUT_PATH + SEP + layout + XML_EXTENSION);
InputStream inputStream = null;
Document document = null;
try {
inputStream = fileManager.getInputStream(layoutPath);
document = builder.parse(inputStream);
} catch (final Exception e) {
LOGGER.severe("Error reading layout XML: " + e.getMessage());
} finally {
IOUtils.closeQuietly(inputStream);
}
if (document != null) {
final Element root = document.getDocumentElement();
final Element viewElem = document.createElement(viewType.getSimpleTypeName());
final String id = StringUtils.isEmpty(identifier) ? fieldName.getSymbolName() : identifier;
viewElem.setAttribute("android:id", ID_PREFIX + id);
viewElem.setAttribute("android:layout_height", height.value());
viewElem.setAttribute("android:layout_width", width.value());
root.appendChild(viewElem);
fileManager.createOrUpdateTextFileIfRequired(
layoutPath, XmlUtils.nodeToString(document), true);
}
}
final String physicalTypeIdentifier = typeDetails.getDeclaredByMetadataId();
final List<AnnotationMetadataBuilder> annotations = new ArrayList<AnnotationMetadataBuilder>();
final AnnotationMetadataBuilder annotationBuilder = new AnnotationMetadataBuilder(ROO_VIEW);
if (!StringUtils.isEmpty(identifier)) {
annotationBuilder.addStringAttribute("value", identifier);
}
annotations.add(annotationBuilder);
final FieldMetadataBuilder fieldBuilder =
new FieldMetadataBuilder(physicalTypeIdentifier, 0, annotations, fieldName, viewType);
typeManagementService.addField(fieldBuilder.build());
}