public void validateColumns(Dialect dialect, Mapping mapping, TableMetadata tableInfo) {
Iterator iter = getColumnIterator();
while (iter.hasNext()) {
Column col = (Column) iter.next();
ColumnMetadata columnInfo = tableInfo.getColumnMetadata(col.getName());
if (columnInfo == null) {
throw new HibernateException(
"Missing column: "
+ col.getName()
+ " in "
+ Table.qualify(
tableInfo.getCatalog(), tableInfo.getSchema(), tableInfo.getName()));
} else {
final boolean typesMatch =
col.getSqlType(dialect, mapping)
.toLowerCase(Locale.ROOT)
.startsWith(columnInfo.getTypeName().toLowerCase(Locale.ROOT))
|| columnInfo.getTypeCode() == col.getSqlTypeCode(mapping);
if (!typesMatch) {
throw new HibernateException(
"Wrong column type in "
+ Table.qualify(
tableInfo.getCatalog(), tableInfo.getSchema(), tableInfo.getName())
+ " for column "
+ col.getName()
+ ". Found: "
+ columnInfo.getTypeName().toLowerCase(Locale.ROOT)
+ ", expected: "
+ col.getSqlType(dialect, mapping));
}
}
}
}
public void visit(Configuration cfg, Table table, Column col, IssueCollector pc) {
if (currentDbTable == null) {
return;
}
Column dbColumn = currentDbTable.getColumn(new Column(col.getName()));
if (dbColumn == null) {
pc.reportIssue(
new Issue(
"SCHEMA_COLUMN_MISSING",
Issue.HIGH_PRIORITY,
table(table) + " is missing column: " + col.getName()));
} else {
// TODO: this needs to be able to know if a type is truly compatible or not. Right now it
// requires an exact match.
// String sqlType = col.getSqlType( dialect, mapping );
int dbTypeCode = dbColumn.getSqlTypeCode().intValue();
int modelTypeCode = col.getSqlTypeCode(mapping);
// TODO: sqltype name string
if (!(dbTypeCode == modelTypeCode)) {
pc.reportIssue(
new Issue(
"SCHEMA_COLUMN_TYPE_MISMATCH",
Issue.NORMAL_PRIORITY,
table(table)
+ " has a wrong column type for "
+ col.getName()
+ ", expected: "
+ JDBCToHibernateTypeHelper.getJDBCTypeName(modelTypeCode)
+ " but was "
+ JDBCToHibernateTypeHelper.getJDBCTypeName(dbTypeCode)
+ " in db"));
}
}
}
public String sqlCreateString(
Dialect dialect, Mapping p, String defaultCatalog, String defaultSchema)
throws HibernateException {
StringBuffer buf =
new StringBuffer("create table ")
.append(getQualifiedName(dialect, defaultCatalog, defaultSchema))
.append(" (");
boolean identityColumn = idValue != null && idValue.isIdentityColumn(dialect);
// Try to find out the name of the primary key to create it as identity if the IdentityGenerator
// is used
String pkname = null;
if (hasPrimaryKey() && identityColumn) {
pkname = ((Column) getPrimaryKey().getColumnIterator().next()).getQuotedName(dialect);
}
Iterator iter = getColumnIterator();
while (iter.hasNext()) {
Column col = (Column) iter.next();
buf.append(col.getQuotedName(dialect)).append(' ');
if (identityColumn && col.getQuotedName(dialect).equals(pkname)) {
// to support dialects that have their own identity data type
if (dialect.hasDataTypeInIdentityColumn()) {
buf.append(col.getSqlType(dialect, p));
}
buf.append(' ').append(dialect.getIdentityColumnString(col.getSqlTypeCode(p)));
} else {
buf.append(col.getSqlType(dialect, p));
String defaultValue = col.getDefaultValue();
if (defaultValue != null) {
buf.append(" default ").append(defaultValue);
}
if (col.isNullable()) {
buf.append(dialect.getNullColumnString());
} else {
buf.append(" not null");
}
}
boolean useUniqueConstraint =
col.isUnique() && (!col.isNullable() || dialect.supportsNotNullUnique());
if (useUniqueConstraint) {
if (dialect.supportsUnique()) {
buf.append(" unique");
} else {
UniqueKey uk = getOrCreateUniqueKey(col.getQuotedName(dialect) + '_');
uk.addColumn(col);
}
}
if (col.hasCheckConstraint() && dialect.supportsColumnCheck()) {
buf.append(" check (").append(col.getCheckConstraint()).append(")");
}
String columnComment = col.getComment();
if (columnComment != null) {
buf.append(dialect.getColumnComment(columnComment));
}
if (iter.hasNext()) buf.append(", ");
}
if (hasPrimaryKey()) {
buf.append(", ").append(getPrimaryKey().sqlConstraintString(dialect));
}
if (dialect.supportsUniqueConstraintInCreateAlterTable()) {
Iterator ukiter = getUniqueKeyIterator();
while (ukiter.hasNext()) {
UniqueKey uk = (UniqueKey) ukiter.next();
buf.append(", ").append(uk.sqlConstraintString(dialect));
}
}
/*Iterator idxiter = getIndexIterator();
while ( idxiter.hasNext() ) {
Index idx = (Index) idxiter.next();
buf.append(',').append( idx.sqlConstraintString(dialect) );
}*/
if (dialect.supportsTableCheck()) {
Iterator chiter = checkConstraints.iterator();
while (chiter.hasNext()) {
buf.append(", check (").append(chiter.next()).append(')');
}
}
buf.append(')');
if (comment != null) buf.append(dialect.getTableComment(comment));
return buf.append(dialect.getTableTypeString()).toString();
}
public String sqlCreateString(
Dialect dialect, Mapping p, String defaultCatalog, String defaultSchema) {
StringBuilder buf =
new StringBuilder(
hasPrimaryKey()
? dialect.getCreateTableString()
: dialect.getCreateMultisetTableString())
.append(' ')
.append(getQualifiedName(dialect, defaultCatalog, defaultSchema))
.append(" (");
boolean identityColumn =
idValue != null && idValue.isIdentityColumn(p.getIdentifierGeneratorFactory(), dialect);
// Try to find out the name of the primary key to create it as identity if the IdentityGenerator
// is used
String pkname = null;
if (hasPrimaryKey() && identityColumn) {
pkname = ((Column) getPrimaryKey().getColumnIterator().next()).getQuotedName(dialect);
}
Iterator iter = getColumnIterator();
while (iter.hasNext()) {
Column col = (Column) iter.next();
buf.append(col.getQuotedName(dialect)).append(' ');
if (identityColumn && col.getQuotedName(dialect).equals(pkname)) {
// to support dialects that have their own identity data type
if (dialect.getIdentityColumnSupport().hasDataTypeInIdentityColumn()) {
buf.append(col.getSqlType(dialect, p));
}
buf.append(' ')
.append(
dialect.getIdentityColumnSupport().getIdentityColumnString(col.getSqlTypeCode(p)));
} else {
buf.append(col.getSqlType(dialect, p));
String defaultValue = col.getDefaultValue();
if (defaultValue != null) {
buf.append(" default ").append(defaultValue);
}
if (col.isNullable()) {
buf.append(dialect.getNullColumnString());
} else {
buf.append(" not null");
}
}
if (col.isUnique()) {
String keyName = Constraint.generateName("UK_", this, col);
UniqueKey uk = getOrCreateUniqueKey(keyName);
uk.addColumn(col);
buf.append(dialect.getUniqueDelegate().getColumnDefinitionUniquenessFragment(col));
}
if (col.hasCheckConstraint() && dialect.supportsColumnCheck()) {
buf.append(" check (").append(col.getCheckConstraint()).append(")");
}
String columnComment = col.getComment();
if (columnComment != null) {
buf.append(dialect.getColumnComment(columnComment));
}
if (iter.hasNext()) {
buf.append(", ");
}
}
if (hasPrimaryKey()) {
buf.append(", ").append(getPrimaryKey().sqlConstraintString(dialect));
}
buf.append(dialect.getUniqueDelegate().getTableCreationUniqueConstraintsFragment(this));
if (dialect.supportsTableCheck()) {
for (String checkConstraint : checkConstraints) {
buf.append(", check (").append(checkConstraint).append(')');
}
}
buf.append(')');
if (comment != null) {
buf.append(dialect.getTableComment(comment));
}
return buf.append(dialect.getTableTypeString()).toString();
}
/**
* @param column
* @param generatedIdentifier
* @return
*/
private String guessAndAlignType(
Table table, Column column, Mapping mapping, boolean generatedIdentifier) {
// TODO: this method mutates the column if the types does not match...not good.
// maybe we should copy the column instead before calling this method.
Integer sqlTypeCode = column.getSqlTypeCode();
String location =
"Table: "
+ Table.qualify(table.getCatalog(), table.getSchema(), table.getQuotedName())
+ " column: "
+ column.getQuotedName();
if (sqlTypeCode == null) {
throw new JDBCBinderException("sqltype is null for " + location);
}
String preferredHibernateType =
revengStrategy.columnToHibernateTypeName(
TableIdentifier.create(table),
column.getName(),
sqlTypeCode.intValue(),
column.getLength(),
column.getPrecision(),
column.getScale(),
column.isNullable(),
generatedIdentifier);
Type wantedType = TypeFactory.heuristicType(preferredHibernateType);
if (wantedType != null) {
int[] wantedSqlTypes = wantedType.sqlTypes(mapping);
if (wantedSqlTypes.length > 1) {
throw new JDBCBinderException(
"The type "
+ preferredHibernateType
+ " found on "
+ location
+ " spans multiple columns. Only single column types allowed.");
}
int wantedSqlType = wantedSqlTypes[0];
if (wantedSqlType != sqlTypeCode.intValue()) {
log.debug(
"Sql type mismatch for "
+ location
+ " between DB and wanted hibernate type. Sql type set to "
+ typeCodeName(sqlTypeCode.intValue())
+ " instead of "
+ typeCodeName(wantedSqlType));
column.setSqlTypeCode(new Integer(wantedSqlType));
}
} else {
log.debug(
"No Hibernate type found for "
+ preferredHibernateType
+ ". Most likely cause is a missing UserType class.");
}
if (preferredHibernateType == null) {
throw new JDBCBinderException(
"Could not find javatype for " + typeCodeName(sqlTypeCode.intValue()));
}
return preferredHibernateType;
}
/**
* @param rc
* @param processed
* @param table
* @param object
*/
private Property bindOneToMany(
PersistentClass rc, ForeignKey foreignKey, Set processed, Mapping mapping) {
Table collectionTable = foreignKey.getTable();
// Collection collection = new org.hibernate.mapping.Set(rc); // MASTER TODO: allow overriding
// collection type
Collection collection =
new org.hibernate.mapping.List(rc); // MASTER TODO: allow overriding collection type
collection.setCollectionTable(collectionTable); // CHILD+
boolean manyToMany = revengStrategy.isManyToManyTable(collectionTable);
if (manyToMany) {
// log.debug("Rev.eng said here is a many-to-many");
// TODO: handle "the other side should influence the name"
}
if (manyToMany) {
ManyToOne element = new ManyToOne(collection.getCollectionTable());
// TODO: find the other foreignkey and choose the other side.
Iterator foreignKeyIterator = foreignKey.getTable().getForeignKeyIterator();
List keys = new ArrayList();
while (foreignKeyIterator.hasNext()) {
Object next = foreignKeyIterator.next();
if (next != foreignKey) {
keys.add(next);
}
}
if (keys.size() > 1) {
throw new JDBCBinderException(
"more than one other foreign key to choose from!"); // todo: handle better ?
}
ForeignKey fk = (ForeignKey) keys.get(0);
String tableToClassName = bindCollection(rc, foreignKey, fk, collection);
element.setReferencedEntityName(tableToClassName);
element.addColumn(fk.getColumn(0));
collection.setElement(element);
} else {
String tableToClassName = bindCollection(rc, foreignKey, null, collection);
OneToMany oneToMany = new OneToMany(collection.getOwner());
oneToMany.setReferencedEntityName(tableToClassName); // Child
mappings.addSecondPass(new JDBCCollectionSecondPass(mappings, collection));
collection.setElement(oneToMany);
}
// bind keyvalue
KeyValue referencedKeyValue;
String propRef = collection.getReferencedPropertyName();
if (propRef == null) {
referencedKeyValue = collection.getOwner().getIdentifier();
} else {
referencedKeyValue = (KeyValue) collection.getOwner().getProperty(propRef).getValue();
}
SimpleValue keyValue = new DependantValue(collectionTable, referencedKeyValue);
// keyValue.setForeignKeyName("none"); // Avoid creating the foreignkey
// key.setCascadeDeleteEnabled( "cascade".equals( subnode.attributeValue("on-delete") ) );
Iterator columnIterator = foreignKey.getColumnIterator();
while (columnIterator.hasNext()) {
Column fkcolumn = (Column) columnIterator.next();
if (fkcolumn.getSqlTypeCode()
!= null) { // TODO: user defined foreign ref columns does not have a type set.
guessAndAlignType(
collectionTable,
fkcolumn,
mapping,
false); // needed to ensure foreign key columns has same type as the "property" column.
}
keyValue.addColumn(fkcolumn);
}
collection.setKey(keyValue);
mappings.addCollection(collection);
return makeCollectionProperty(
StringHelper.unqualify(collection.getRole()),
true,
rc.getTable(),
foreignKey,
collection,
true);
// return makeProperty(TableIdentifier.create( rc.getTable() ), StringHelper.unqualify(
// collection.getRole() ), collection, true, true, true, "none", null); // TODO: cascade isn't
// all by default
}
