/**
* Create an OEntityKey instance for the specified entity id
*
* @param edmDataServices edmDataServices
* @param entity Entity set name
* @param id Id
* @return An OEntityKey instance
* @throws Exception Error creating key
*/
public static OEntityKey createEntityKey(
EdmDataServices edmDataServices, String entitySetName, String id) throws Exception {
// Lookup type of entity key (simple keys only)
String keyType = null;
EdmEntitySet entitySet = edmDataServices.getEdmEntitySet(entitySetName);
if (entitySet != null) {
EdmEntityType entityType = entitySet.getType();
List<String> keys = entityType.getKeys();
if (keys.size() == 1) {
EdmProperty prop = entityType.findDeclaredProperty(keys.get(0));
if (prop != null && prop.getType() != null) {
keyType = prop.getType().getFullyQualifiedTypeName();
}
}
}
assert (keyType != null) : "Should not be possible to get this far and find no key type";
// Create an entity key
OEntityKey key = null;
try {
if (keyType.equals("Edm.Int64")) {
key = OEntityKey.parse(id);
} else if (keyType.equals("Edm.Int32")) {
key = OEntityKey.parse(id);
} else if (keyType.equals("Edm.DateTime")) {
key = OEntityKey.parse(id);
} else if (keyType.equals("Edm.Time")) {
key = OEntityKey.parse(id);
} else if (keyType.equals("Edm.String")) {
key = OEntityKey.parse(id);
}
} catch (Exception e) {
logger.warn(
"Entity key type "
+ keyType
+ " is not supported by CommandHelper, trying OEntityKey.parse");
}
// could not parse the key, have one last attempt with OEntityKey create
if (key == null) {
try {
if (keyType.equals("Edm.Int64")) {
key = OEntityKey.create(Long.parseLong(id));
} else if (keyType.equals("Edm.Int32")) {
key = OEntityKey.create(Integer.parseInt(id));
} else {
key = OEntityKey.create(id);
}
} catch (Exception e) {
logger.error("OEntityKey.parse failed to parse id [" + id + "]");
}
}
if (key == null) throw new Exception("Entity key type " + id + " is not supported.");
return key;
}
/** ReceivedMessageのPort用Edm 定義体. */
public class ReceivedMessagePort extends ReceivedMessage {
private ReceivedMessagePort() {
super();
}
/** Schemaプロパティの定義体. */
public static final EdmProperty.Builder P_SCHEMA =
EdmProperty.newBuilder("Schema")
.setType(EdmSimpleType.BOOLEAN)
.setNullable(true)
.setDefaultValue("false");
/** EntityType Builder. */
public static final EdmEntityType.Builder EDM_TYPE_BUILDER =
EdmEntityType.newBuilder()
.setNamespace(Common.EDM_NS_CELL_CTL)
.setName(EDM_TYPE_NAME)
.addProperties(
Enumerable.create(
P_ID,
P_SCHEMA,
P_IN_REPLY_TO,
P_FROM,
P_MULTICAST_TO,
P_TYPE,
P_TITLE,
P_BODY,
P_PRIORITY,
P_STATUS,
P_REQUEST_RELATION,
P_REQUEST_RELATION_TARGET,
P_BOX_NAME,
Common.P_PUBLISHED,
Common.P_UPDATED)
.toList())
.addKeys(P_ID.getName());
}
private static void buildEntityTypes(
MetadataStore metadataStore, List<EdmSchema.Builder> edmSchemas) {
for (Schema schema : metadataStore.getSchemaList()) {
List<EdmEntitySet.Builder> entitySets = new ArrayList<EdmEntitySet.Builder>();
List<EdmEntityType.Builder> entityTypes = new ArrayList<EdmEntityType.Builder>();
for (Table table : schema.getTables().values()) {
KeyRecord primaryKey = table.getPrimaryKey();
List<KeyRecord> uniques = table.getUniqueKeys();
if (primaryKey == null && uniques.isEmpty()) {
LogManager.logDetail(
LogConstants.CTX_ODATA,
ODataPlugin.Util.gs(ODataPlugin.Event.TEIID16002, table.getFullName()));
continue;
}
EdmEntityType.Builder entityType =
EdmEntityType.newBuilder().setName(table.getName()).setNamespace(schema.getName());
// adding key
if (primaryKey != null) {
for (Column c : primaryKey.getColumns()) {
entityType.addKeys(c.getName());
}
} else {
for (Column c : uniques.get(0).getColumns()) {
entityType.addKeys(c.getName());
}
}
// adding properties
for (Column c : table.getColumns()) {
EdmProperty.Builder property =
EdmProperty.newBuilder(c.getName())
.setType(ODataTypeManager.odataType(c.getDatatype().getRuntimeTypeName()))
.setNullable(c.getNullType() == NullType.Nullable);
if (c.getDatatype()
.getRuntimeTypeName()
.equals(DataTypeManager.DefaultDataTypes.STRING)) {
property.setFixedLength(c.isFixedLength()).setMaxLength(c.getLength()).setUnicode(true);
}
entityType.addProperties(property);
}
// entity set one for one entity type
EdmEntitySet.Builder entitySet =
EdmEntitySet.newBuilder().setName(table.getName()).setEntityType(entityType);
entityType.setNamespace(schema.getName());
entitySets.add(entitySet);
// add enitity types for entity schema
entityTypes.add(entityType);
}
// entity container is holder entity sets, association sets, function imports
EdmEntityContainer.Builder entityContainer =
EdmEntityContainer.newBuilder()
.setName(schema.getName())
.setIsDefault(false)
.addEntitySets(entitySets);
// build entity schema
EdmSchema.Builder modelSchema =
EdmSchema.newBuilder()
.setNamespace(schema.getName())
.addEntityTypes(entityTypes)
.addEntityContainers(entityContainer);
edmSchemas.add(modelSchema);
}
}
public static EdmEntitySet.Builder getBuilder(String namespace) {
EdmEntityType.Builder modelBuilder = MdHierNodeWrapper.getEntityModel(namespace);
EdmEntityType.Builder rowType =
EdmEntityType.newBuilder().setNamespace(namespace).setName("Row");
EdmEntityType.Builder mdDataDimType = MdDataDimWrapper.getEntityModel(namespace);
EdmEntityType.Builder mdHierarchyType = MdHierarchyWrapper.getEntityModel(namespace);
EdmAssociationEnd.Builder mdHierNodeRowEnd =
EdmAssociationEnd.newBuilder()
.setRole("MdHierNode")
.setType(modelBuilder)
.setMultiplicity(EdmMultiplicity.ONE);
EdmAssociationEnd.Builder rowMdHierNodeEnd =
EdmAssociationEnd.newBuilder()
.setRole("Rows")
.setType(rowType)
.setMultiplicity(EdmMultiplicity.MANY);
EdmAssociation.Builder mdHierNodeRow =
EdmAssociation.newBuilder()
.setName("MdHierNode-Rows")
.setEnds(mdHierNodeRowEnd, rowMdHierNodeEnd);
EdmAssociationEnd.Builder mdHierNodeMdDataDimEnd =
EdmAssociationEnd.newBuilder()
.setRole("MdHierNode")
.setType(modelBuilder)
.setMultiplicity(EdmMultiplicity.ONE);
EdmAssociationEnd.Builder mdDataDimMdHierNodeEnd =
EdmAssociationEnd.newBuilder()
.setRole("MdDataDim")
.setType(mdDataDimType)
.setMultiplicity(EdmMultiplicity.MANY);
EdmAssociation.Builder mdHierNodeMdDataDim =
EdmAssociation.newBuilder()
.setName("MdHierNode-MdDataDim")
.setEnds(mdHierNodeMdDataDimEnd, mdDataDimMdHierNodeEnd);
EdmAssociationEnd.Builder mdHierarchyMdHierNodeEnd =
EdmAssociationEnd.newBuilder()
.setRole("MdHierarchy")
.setType(mdHierarchyType)
.setMultiplicity(EdmMultiplicity.ONE);
EdmAssociationEnd.Builder mdHierNodeMdHierarchyEnd =
EdmAssociationEnd.newBuilder()
.setRole("MdHierNode")
.setType(modelBuilder)
.setMultiplicity(EdmMultiplicity.MANY);
EdmAssociation.Builder mdHierNodeMdHierarchy =
EdmAssociation.newBuilder()
.setName("MdHierNode-MdHierarchy")
.setEnds(mdHierNodeMdHierarchyEnd, mdHierarchyMdHierNodeEnd);
EdmNavigationProperty.Builder nodeHierarchyNavigationProperty =
EdmNavigationProperty.newBuilder("IdHierarchy")
.setRelationship(mdHierNodeMdHierarchy)
.setFromTo(mdHierNodeMdHierarchy.getEnd1(), mdHierNodeMdHierarchy.getEnd2());
modelBuilder.addNavigationProperties(nodeHierarchyNavigationProperty);
EdmNavigationProperty.Builder nodeRowsNavigationProperty =
EdmNavigationProperty.newBuilder("NodeRows")
.setRelationship(mdHierNodeRow)
.setFromTo(mdHierNodeRow.getEnd1(), mdHierNodeRow.getEnd2());
modelBuilder.addNavigationProperties(nodeRowsNavigationProperty);
EdmNavigationProperty.Builder nodeDataNavigationProperty =
EdmNavigationProperty.newBuilder("NodeData")
.setRelationship(mdHierNodeMdDataDim)
.setFromTo(mdHierNodeMdDataDim.getEnd1(), mdHierNodeMdDataDim.getEnd2());
modelBuilder.addNavigationProperties(nodeDataNavigationProperty);
return EdmEntitySet.newBuilder().setName("MdHierNode").setEntityType(modelBuilder);
}
public static void write(EdmDataServices services, Writer w) {
XMLWriter2 writer = XMLFactoryProvider2.getInstance().newXMLWriterFactory2().createXMLWriter(w);
writer.startDocument();
writer.startElement(new QName2(edmx, "Edmx", "edmx"));
writer.writeAttribute("Version", "1.0");
writer.writeNamespace("edmx", edmx);
writer.writeNamespace("d", d);
writer.writeNamespace("m", m);
writeExtensionNamespaces(services, writer);
writer.startElement(new QName2(edmx, "DataServices", "edmx"));
writer.writeAttribute(new QName2(m, "DataServiceVersion", "m"), "1.0");
// Schema
for (EdmSchema schema : services.getSchemas()) {
writer.startElement(new QName2("Schema"), edm);
writer.writeAttribute("Namespace", schema.getNamespace());
writeAnnotationAttributes(schema, writer);
writeDocumentation(schema, writer);
// ComplexType
for (EdmComplexType ect : schema.getComplexTypes()) {
writer.startElement(new QName2("ComplexType"));
writer.writeAttribute("Name", ect.getName());
if (null != ect.getIsAbstract()) {
writer.writeAttribute("Abstract", ect.getIsAbstract().toString());
}
writeAnnotationAttributes(ect, writer);
writeDocumentation(ect, writer);
writeProperties(ect.getProperties(), writer);
writeAnnotationElements(ect, writer);
writer.endElement("ComplexType");
}
// EntityType
for (EdmEntityType eet : schema.getEntityTypes()) {
writer.startElement(new QName2("EntityType"));
writer.writeAttribute("Name", eet.getName());
if (null != eet.getIsAbstract()) {
writer.writeAttribute("Abstract", eet.getIsAbstract().toString());
}
if (Boolean.TRUE.equals(eet.getHasStream())) {
writer.writeAttribute(new QName2(m, "HasStream", "m"), "true");
}
// keys only on base types
if (eet.isRootType()) {
writeAnnotationAttributes(eet, writer);
writeDocumentation(eet, writer);
writer.startElement(new QName2("Key"));
for (String key : eet.getKeys()) {
writer.startElement(new QName2("PropertyRef"));
writer.writeAttribute("Name", key);
writer.endElement("PropertyRef");
}
writer.endElement("Key");
} else {
writer.writeAttribute("BaseType", eet.getBaseType().getFullyQualifiedTypeName());
writeAnnotationAttributes(eet, writer);
writeDocumentation(eet, writer);
}
writeProperties(eet.getDeclaredProperties(), writer);
for (EdmNavigationProperty np : eet.getDeclaredNavigationProperties()) {
writer.startElement(new QName2("NavigationProperty"));
writer.writeAttribute("Name", np.getName());
writer.writeAttribute("Relationship", np.getRelationship().getFQNamespaceName());
writer.writeAttribute("FromRole", np.getFromRole().getRole());
writer.writeAttribute("ToRole", np.getToRole().getRole());
writeAnnotationAttributes(np, writer);
writeDocumentation(np, writer);
writeAnnotationElements(np, writer);
writer.endElement("NavigationProperty");
}
writeAnnotationElements(eet, writer);
writer.endElement("EntityType");
}
// Association
for (EdmAssociation assoc : schema.getAssociations()) {
writer.startElement(new QName2("Association"));
writer.writeAttribute("Name", assoc.getName());
writeAnnotationAttributes(assoc, writer);
writeDocumentation(assoc, writer);
writer.startElement(new QName2("End"));
writer.writeAttribute("Role", assoc.getEnd1().getRole());
writer.writeAttribute("Type", assoc.getEnd1().getType().getFullyQualifiedTypeName());
writer.writeAttribute("Multiplicity", assoc.getEnd1().getMultiplicity().getSymbolString());
writer.endElement("End");
writer.startElement(new QName2("End"));
writer.writeAttribute("Role", assoc.getEnd2().getRole());
writer.writeAttribute("Type", assoc.getEnd2().getType().getFullyQualifiedTypeName());
writer.writeAttribute("Multiplicity", assoc.getEnd2().getMultiplicity().getSymbolString());
writer.endElement("End");
writeAnnotationElements(assoc, writer);
writer.endElement("Association");
}
// EntityContainer
for (EdmEntityContainer container : schema.getEntityContainers()) {
writer.startElement(new QName2("EntityContainer"));
writer.writeAttribute("Name", container.getName());
writer.writeAttribute(
new QName2(m, "IsDefaultEntityContainer", "m"),
Boolean.toString(container.isDefault()));
writeAnnotationAttributes(container, writer);
writeDocumentation(container, writer);
for (EdmEntitySet ees : container.getEntitySets()) {
writer.startElement(new QName2("EntitySet"));
writer.writeAttribute("Name", ees.getName());
writer.writeAttribute("EntityType", ees.getType().getFullyQualifiedTypeName());
writeAnnotationAttributes(ees, writer);
writeDocumentation(ees, writer);
writeAnnotationElements(ees, writer);
writer.endElement("EntitySet");
}
for (EdmFunctionImport fi : container.getFunctionImports()) {
writer.startElement(new QName2("FunctionImport"));
writer.writeAttribute("Name", fi.getName());
if (null != fi.getEntitySet()) {
writer.writeAttribute("EntitySet", fi.getEntitySet().getName());
}
if (fi.getReturnType() != null) {
// TODO: how to differentiate inline ReturnType vs embedded ReturnType?
writer.writeAttribute("ReturnType", fi.getReturnType().getFullyQualifiedTypeName());
}
writer.writeAttribute(new QName2(m, "HttpMethod", "m"), fi.getHttpMethod());
writeAnnotationAttributes(fi, writer);
writeDocumentation(fi, writer);
for (EdmFunctionParameter param : fi.getParameters()) {
writer.startElement(new QName2("Parameter"));
writer.writeAttribute("Name", param.getName());
writer.writeAttribute("Type", param.getType().getFullyQualifiedTypeName());
if (param.getMode() != null) writer.writeAttribute("Mode", param.getMode().toString());
writeAnnotationAttributes(param, writer);
writeDocumentation(param, writer);
writeAnnotationElements(param, writer);
writer.endElement("Parameter");
}
writeAnnotationElements(fi, writer);
writer.endElement("FunctionImport");
}
for (EdmAssociationSet eas : container.getAssociationSets()) {
writer.startElement(new QName2("AssociationSet"));
writer.writeAttribute("Name", eas.getName());
writer.writeAttribute("Association", eas.getAssociation().getFQNamespaceName());
writeAnnotationAttributes(eas, writer);
writeDocumentation(eas, writer);
writer.startElement(new QName2("End"));
writer.writeAttribute("Role", eas.getEnd1().getRole().getRole());
writer.writeAttribute("EntitySet", eas.getEnd1().getEntitySet().getName());
writer.endElement("End");
writer.startElement(new QName2("End"));
writer.writeAttribute("Role", eas.getEnd2().getRole().getRole());
writer.writeAttribute("EntitySet", eas.getEnd2().getEntitySet().getName());
writer.endElement("End");
writeAnnotationElements(eas, writer);
writer.endElement("AssociationSet");
}
writeAnnotationElements(container, writer);
writer.endElement("EntityContainer");
}
writeAnnotationElements(schema, writer);
writer.endElement("Schema");
}
writer.endDocument();
}
private EdmEntityType.Builder parseEdmEntityType(
XMLEventReader2 reader,
String schemaNamespace,
String schemaAlias,
StartElement2 entityTypeElement) {
String name = entityTypeElement.getAttributeByName("Name").getValue();
String hasStreamValue =
getAttributeValueIfExists(entityTypeElement, new QName2(NS_METADATA, "HasStream"));
Boolean hasStream = hasStreamValue == null ? null : hasStreamValue.equals("true");
String baseType = getAttributeValueIfExists(entityTypeElement, "BaseType");
String isAbstractS = getAttributeValueIfExists(entityTypeElement, "Abstract");
String openTypeValue = getAttributeValueIfExists(entityTypeElement, "OpenType");
Boolean openType = openTypeValue == null ? null : openTypeValue.equals("true");
List<String> keys = new ArrayList<String>();
List<EdmProperty.Builder> edmProperties = new ArrayList<EdmProperty.Builder>();
List<EdmNavigationProperty.Builder> edmNavigationProperties =
new ArrayList<EdmNavigationProperty.Builder>();
List<EdmAnnotation<?>> annotElements = new ArrayList<EdmAnnotation<?>>();
while (reader.hasNext()) {
XMLEvent2 event = reader.nextEvent();
if (event.isStartElement()) {
if (isElement(
event,
EDM2006_PROPERTYREF,
EDM2007_PROPERTYREF,
EDM2008_1_PROPERTYREF,
EDM2008_9_PROPERTYREF,
EDM2009_8_PROPERTYREF,
EDM2009_11_PROPERTYREF)) {
keys.add(event.asStartElement().getAttributeByName("Name").getValue());
} else if (isElement(
event,
EDM2006_PROPERTY,
EDM2007_PROPERTY,
EDM2008_1_PROPERTY,
EDM2008_9_PROPERTY,
EDM2009_8_PROPERTY,
EDM2009_11_PROPERTY)) {
edmProperties.add(parseEdmProperty(reader, event));
} else if (isElement(
event,
EDM2006_NAVIGATIONPROPERTY,
EDM2007_NAVIGATIONPROPERTY,
EDM2008_1_NAVIGATIONPROPERTY,
EDM2008_9_NAVIGATIONPROPERTY,
EDM2009_8_NAVIGATIONPROPERTY,
EDM2009_11_NAVIGATIONPROPERTY)) {
edmNavigationProperties.add(parseEdmNavigationProperty(reader, event));
} else {
EdmAnnotation<?> anElement = getAnnotationElements(event, reader);
if (anElement != null) {
annotElements.add(anElement);
}
}
}
if (isEndElement(event, entityTypeElement.getName())) {
return EdmEntityType.newBuilder()
.setNamespace(schemaNamespace)
.setAlias(schemaAlias)
.setName(name)
.setHasStream(hasStream)
.setOpenType(openType)
.addKeys(keys)
.addProperties(edmProperties)
.addNavigationProperties(edmNavigationProperties)
.setBaseType(baseType)
.setIsAbstract(isAbstractS == null ? null : "true".equals(isAbstractS))
.setAnnotations(getAnnotations(entityTypeElement))
.setAnnotationElements(annotElements);
}
}
throw new UnsupportedOperationException();
}
@Override
public EntityList executeSQL(
Query query,
List<SQLParam> parameters,
EdmEntitySet entitySet,
LinkedHashMap<String, Boolean> projectedColumns,
QueryInfo queryInfo) {
ConnectionImpl connection = null;
try {
boolean cache = queryInfo != null && this.batchSize > 0;
if (cache) {
CacheHint hint = new CacheHint();
hint.setTtl(this.cacheTime);
hint.setScope(CacheDirective.Scope.USER);
hint.setMinRows(Long.valueOf(this.batchSize));
query.setCacheHint(hint);
}
boolean getCount = false;
if (queryInfo != null) {
getCount = queryInfo.inlineCount == InlineCount.ALLPAGES;
if (!getCount && (queryInfo.top != null || queryInfo.skip != null)) {
if (queryInfo.top != null && queryInfo.skip != null) {
query.setLimit(new Limit(new Constant(queryInfo.skip), new Constant(queryInfo.top)));
} else if (queryInfo.top != null) {
query.setLimit(new Limit(new Constant(0), new Constant(queryInfo.top)));
}
}
}
connection = getConnection();
String sessionId = connection.getServerConnection().getLogonResult().getSessionID();
String skipToken = null;
if (queryInfo != null && queryInfo.skipToken != null) {
skipToken = queryInfo.skipToken;
if (cache) {
int idx = queryInfo.skipToken.indexOf(DELIMITER);
sessionId = queryInfo.skipToken.substring(0, idx);
skipToken = queryInfo.skipToken.substring(idx + 2);
}
}
String sql = query.toString();
if (cache) {
sql += " /* " + sessionId + " */"; // $NON-NLS-1$ //$NON-NLS-2$
}
LogManager.logDetail(LogConstants.CTX_ODATA, "Teiid-Query:", sql); // $NON-NLS-1$
final PreparedStatement stmt =
connection.prepareStatement(
sql,
cache ? ResultSet.TYPE_SCROLL_INSENSITIVE : ResultSet.TYPE_FORWARD_ONLY,
ResultSet.CONCUR_READ_ONLY);
if (parameters != null && !parameters.isEmpty()) {
for (int i = 0; i < parameters.size(); i++) {
stmt.setObject(i + 1, parameters.get(i).value, parameters.get(i).sqlType);
}
}
final ResultSet rs = stmt.executeQuery();
if (projectedColumns == null) {
projectedColumns = new LinkedHashMap<String, Boolean>();
for (int i = 0; i < rs.getMetaData().getColumnCount(); i++) {
projectedColumns.put(rs.getMetaData().getColumnLabel(i + 1), Boolean.TRUE);
}
}
EntityList result = new EntityList(invalidCharacterReplacement);
HashMap<String, EdmProperty> propertyTypes = new HashMap<String, EdmProperty>();
EdmEntityType entityType = entitySet.getType();
Iterator<EdmProperty> propIter = entityType.getProperties().iterator();
while (propIter.hasNext()) {
EdmProperty prop = propIter.next();
propertyTypes.put(prop.getName(), prop);
}
// skip to the initial position
int count = 0;
int skipSize = 0;
// skip based upon the skip value
if (getCount && queryInfo.skip != null) {
skipSize = queryInfo.skip;
}
// skip based upon the skipToken
if (skipToken != null) {
skipSize += Integer.parseInt(skipToken);
}
if (skipSize > 0) {
count += skip(cache, rs, skipSize);
}
// determine the number of records to return
int size = batchSize;
int top = Integer.MAX_VALUE;
if (getCount && queryInfo.top != null) {
top = queryInfo.top;
size = top;
if (batchSize > 0) {
size = Math.min(batchSize, size);
}
} else if (size < 1) {
size = Integer.MAX_VALUE;
}
// build the results
for (int i = 0; i < size; i++) {
if (!rs.next()) {
break;
}
count++;
result.addEntity(rs, propertyTypes, projectedColumns, entitySet);
}
// set the count
if (getCount) {
if (!cache) {
while (rs.next()) {
count++;
}
} else {
rs.last();
count = rs.getRow();
}
}
result.setCount(count);
// set the skipToken if needed
if (cache && result.size() == this.batchSize) {
int end = skipSize + result.size();
if (getCount) {
if (end < Math.min(top, count)) {
result.setNextToken(nextToken(cache, sessionId, end));
}
} else if (rs.next()) {
result.setNextToken(nextToken(cache, sessionId, end));
// will force the entry to cache or is effectively a no-op when already cached
rs.last();
}
}
return result;
} catch (Exception e) {
throw new ServerErrorException(e.getMessage(), e);
} finally {
if (connection != null) {
try {
connection.close();
} catch (SQLException e) {
}
}
}
}
