private void reportPropertyTypes(DataObject data) throws Exception {
ObjectType type = data.getObjectType();
Iterator keys = type.getProperties();
s_log.info("Properties for type: " + type.getName());
while (keys.hasNext()) {
Property p = (Property) keys.next();
if (p.isAttribute()) {
String msg = "Property " + p.getName() + " is attribute. Class is: " + p.getJavaClass();
if (type.isKeyProperty(p)) {
msg += " is key property.";
}
msg += " value is: " + data.get(p.getName());
s_log.info(msg);
} else {
s_log.info(
"Property "
+ p.getName()
+ " is component: "
+ p.isComponent()
+ " is collection: "
+ p.isCollection()
+ " is role: "
+ p.isRole());
s_log.info("ObjectType is is: " + p.getType().getName());
}
}
s_log.info("END Properties for type: " + type.getName());
}
public void manipulate(Property p, DataObject dataInner) throws Exception {
s_log.debug("checking property: " + p.getName());
Object currentVal = dataInner.get(p.getName());
DataObjectManipulator.SimpleTypeManipulator manip = m_manipulator.getManipulator(p);
Object defaultVal = manip.getDefaultValue();
manip.checkEquals(p.getName(), defaultVal, currentVal);
}
private void setDefaultProperties(DataObject data, DataObject associatedObject) throws Exception {
final ObjectType type = data.getObjectType();
s_log.info("");
s_log.info("Making new object for: " + type.getQualifiedName());
KeyGenerator.setKeyValues(data);
ObjectType associated = (associatedObject == null) ? null : associatedObject.getObjectType();
for (Iterator it = type.getKeyProperties(); it.hasNext(); ) {
Property prop = (Property) it.next();
if (prop.isAttribute()) {
continue;
}
DataType propType = prop.getType();
if (propType.equals(associated)) {
data.set(prop.getName(), associatedObject);
} else {
makeChild(prop, data);
}
}
PropertyManipulator.NonKeyManipulator manip =
new PropertyManipulator.NonKeyManipulator(type) {
public void manipulate(Property p, DataObject dataInner) throws Exception {
m_manipulator.setDefaultProperty(p, dataInner);
}
};
PropertyManipulator.manipulateProperties(data, manip);
s_log.info("END new object.");
s_log.info("");
s_log.info("");
}
public SimpleTypeManipulator getManipulator(Property p) {
SimpleTypeManipulator manip = (SimpleTypeManipulator) m_manipulators.get(p.getJavaClass());
if (null == manip) {
throw new IllegalArgumentException(
"Unsupported java type: " + p.getJavaClass() + " for Property " + p.getName());
} else {
return manip;
}
}
public void assertPropertyClass(Property p) {
final boolean classesDiffer = !m_propertyClass.equals(p.getJavaClass());
if (classesDiffer) {
String msg = "Property: " + p.getName();
msg += " has a different JavaClass! Expecting " + m_propertyClass;
msg += " but property is " + p.getJavaClass();
throw new IllegalArgumentException(msg);
}
}
private static final Column getColumn(Property p) {
Root root = SessionManager.getSession().getMetadataRoot().getRoot();
ObjectMap om = root.getObjectMap(root.getObjectType(p.getContainer().getQualifiedName()));
Mapping m = om.getMapping(Path.get(p.getName()));
if (m instanceof Value) {
return ((Value) m).getColumn();
} else {
return null;
}
}
/**
* Creates an OID with a single attribute for the key. To create a multi-valued OID, use a single
* arg OID constructor, and add individual properties with the set method. This constructor should
* be used when the object type being instantiated has a single primary key. For instance, if the
* object type is <code>com.arsdigita.kernel.ACSObject</code> then the value should be the <code>
* object_id</code>. So, if developers wanted to create the OID for ID zero, they would call
* <code>new OID(acsObjectType, new BigDecimal(0))</code>. A <code>BigDecimal</code> is passed in
* because the "id" attribute for the ACSObject type is declared as <code>BigDecimal</code> in the
* PDL file.
*
* @param type The ObjectType of the ID
* @param value The value of the ID
* @exception PersistenceException will be thrown if the given object type does not have exactly a
* single key (if <code>type.getObjectMap().getObjectKey().getCount()
* != 1</code>).
* @pre type != null
* @pre type.getObjectMap().getObjectKey().getCount() == 1
*/
public OID(ObjectType type, Object value) {
this(type);
Iterator it = type.getKeyProperties();
if (!it.hasNext()) {
throw new PersistenceException("Empty object key: " + type);
}
Property prop = (Property) it.next();
if (it.hasNext()) {
throw new PersistenceException("This object type has a compound key.");
}
String attr = prop.getName();
set(attr, value);
}
/**
* Iterates over all of the variantValues for the given Property and attempts to update the
* property to that value. If an invalid failure to update occurs, an exception is thrown.
*
* @param p The property to update.
* @param data The DataObject to save.
* @pre p.equals(data.getObjectType.getProperty(p.getName()))
*/
public void updateAllPropertyCombinations(Property p, DataObject data) throws Exception {
OID id = data.getOID();
s_log.info("Property " + p.getName() + " class is: " + p.getJavaClass());
// Verify that nulls are handled correctly for all columns
setProperty(p, data, null);
data = SessionManager.getSession().retrieve(id);
Iterator iter = getVariantValues().iterator();
while (iter.hasNext()) {
Object value = iter.next();
setProperty(p, data, value);
// It is neccessary to re-fetch the DataObject, since some 'failed' updates
// will not cause the test to fail, but will leave the DataObject in an inconsistent state.
// These are proper update failures, such as an oversized default String value being sent
// to a constrained column.
data = SessionManager.getSession().retrieve(id);
}
}
private void makeChild(Property p, final DataObject parent) throws Exception {
final String fullTypeName = p.getType().getQualifiedName();
s_log.info(
"Making child object: "
+ fullTypeName
+ " for ObjectType: "
+ parent.getObjectType().getQualifiedName());
DataObject child = SessionManager.getSession().create(fullTypeName);
reportPropertyTypes(child);
initializeObject(child, parent);
PropertyManipulator.AssociationManipulator manip =
new PropertyManipulator.AssociationManipulator() {
public boolean obeys(Property pInner) {
final boolean isParentRef =
super.obeys(pInner)
&& !pInner.isCollection()
&& pInner.getType().equals(parent.getObjectType());
return isParentRef;
}
public void manipulate(Property pInner, DataObject data) throws Exception {
s_log.info(
"Setting parent role reference for: "
+ fullTypeName
+ " Property: "
+ pInner.getName());
data.set(pInner.getName(), parent);
}
};
PropertyManipulator.manipulateProperties(child, manip);
if (p.isCollection()) {
DataAssociation children = (DataAssociation) parent.get(p.getName());
children.add(child);
} else {
parent.set(p.getName(), child);
}
}
/**
* Logs the fact that a Property failed to update. If the column is specified, this is also
* logged. The attemted update value is also logged.
*
* @param p The property that failed to update.
* @param value The value that was used to update the property.
*/
void logSetError(Property p, Object value) {
s_log.debug("Failed to set property " + p.getName());
final boolean columnIsSpecified = getColumn(p) != null;
if (columnIsSpecified) {
s_log.debug("Bound to column " + getColumn(p).getQualifiedName());
} else {
s_log.debug("Column is not specified for property");
}
s_log.debug("New Value is: " + value);
}
private void makeAssociation(Property p, DataObject data) throws Exception {
String fullTypeName = p.getType().getQualifiedName();
s_log.info(
"Making associated object: "
+ fullTypeName
+ " for ObjectType: "
+ data.getObjectType().getQualifiedName());
DataObject associatedObject = SessionManager.getSession().create(fullTypeName);
reportPropertyTypes(associatedObject);
initializeObject(associatedObject, data);
associatedObject.save();
reportPropertyTypes(associatedObject);
s_log.info("Getting association: " + p.getName());
if (p.isCollection()) {
DataAssociation assoc = (DataAssociation) data.get(p.getName());
assoc.add(associatedObject);
} else {
data.set(p.getName(), associatedObject);
}
}
/**
* Adds a property to the OID. Is used as part of the key for the Object ID.
*
* @param propertyName Name of the property
* @param value The property
*/
public void set(String propertyName, Object value) {
Property prop = m_type.getProperty(propertyName);
// We do some type-checking here, to ensure that OIDs are being
// created with legit types of values.
if (prop == null) {
throw new PersistenceException(
"no such property: " + propertyName + " for type " + m_type.getName());
}
// null has no type
// if prop isn't an attribute, not sure what to do with it.
if (prop.isAttribute() && value != null) {
// we can be sure this is a simpletype because
// isAttribute was true.
SimpleType expectedType = (SimpleType) prop.getType();
if (!expectedType.getJavaClass().isAssignableFrom(value.getClass())) {
throw new PersistenceException(
"expected " + expectedType.getJavaClass() + "actual type " + value.getClass());
}
} else if (value != null) {
if (value instanceof DataObject) {
ObjectType ot = (ObjectType) prop.getType();
DataObject dobj = (DataObject) value;
ObjectType.verifySubtype(ot, dobj.getObjectType());
} else {
throw new PersistenceException(
"expected DataObject for property " + propertyName + " but got " + value.getClass());
}
}
if (hasProperty(propertyName)) {
throw new PersistenceException(propertyName + " is already set to " + get(propertyName));
}
m_values.put(propertyName, value);
}
public static final com.redhat.persistence.metadata.Property prop(Root root, Property prop) {
return type(root, prop.getContainer().getQualifiedName()).getProperty(prop.getName());
}
/**
* Attempts to update the Property to a given value. If an invalid failure to update occurs, an
* exception is thrown. If the update appears successful, the DataObject is re-fetched from the
* database, and the property value compared to what it should be. If they differ, an exception
* is thrown.
*
* @param p The property to update.
* @param data The DataObject to save.
* @param value The value to update the property with.
* @pre p.equals(data.getObjectType.getProperty(p.getName()))
*/
void setProperty(Property p, DataObject data, Object value) throws Exception {
final String propName = p.getName();
OID id = data.getOID();
s_log.debug(
"setting property : "
+ data.getObjectType().getQualifiedName()
+ "."
+ data.getObjectType().getName()
+ "."
+ p.getName()); // + " to value: " + value);
s_log.debug("Old value was: " + data.get(p.getName()));
final boolean valueIsNull =
(value == null || value instanceof String && ((String) value).length() == 0);
boolean savedNullInRequiredField = false;
try {
data.set(p.getName(), value);
data.save();
// This is neccessary since fail cannot be called here.
// Its exception would be caught. Need to check this
// value after the catch block
savedNullInRequiredField = (p.isRequired() && valueIsNull);
} catch (Exception t) {
if (p.isRequired() && valueIsNull) {
return;
}
if (p.isNullable() && valueIsNull) {
String msg = "Failed to save DataObject: " + data.getObjectType().getName();
msg += "\nTried to update nullable property " + p.getName();
msg += " with null value and failed!";
msg += "\nException is: " + t.getMessage();
s_log.debug(msg);
throw new CheckedWrapperException(msg, t);
} else {
s_log.debug("Failed to set property " + p.getName());
s_log.debug("Checking error");
checkSetError(t, p, data, value);
// if (DbHelper.getDatabase(getSession().getConnection()) ==
// DbHelper.DB_POSTGRES) {
throw new AbortMetaTestException();
// } else {
// return;
// }
}
}
if (savedNullInRequiredField) {
String msg = "DataObject saved null value in a required Property: " + p.getName();
s_log.debug(msg);
throw new Exception(msg);
}
DataObject fromDatabase = SessionManager.getSession().retrieve(id);
Object newValue = fromDatabase.get(p.getName());
checkEquals(p.getName(), value, newValue);
}
void setDefaultProperty(Property p, DataObject data) {
assertPropertyClass(p);
data.set(p.getName(), getDefaultValue());
}
private static boolean isNonKeyAttribute(Property p, ObjectType type) {
return p.isAttribute() && !type.isKeyProperty(p);
}
