protected String makeConstraintName(String consName) throws SchemaException {
boolean prev_constr = constraintList.contains(consName);
if (prev_constr) { // need to find new name --
Debugger.trace("Changing duplicate constraint name " + consName, Debugger.SHORT);
int i = 1;
while (constraintList.contains(consName + i)) i++;
consName += i;
}
constraintList.add(consName);
return consName;
}
protected String convertFields(String fields, JClass currentClass)
throws SchemaException, IOException {
Vector tokens = Tokenizer.tokenize(fields, ",", "/");
Debugger.trace(fields + " token-size=" + tokens.size(), Debugger.VERBOSE);
String sOut;
if (tokens == null || tokens.size() < 1)
throw new SchemaException(
"Invalid constraint specification ", currentClass.getSchemaFileName());
else sOut = jToSql((String) tokens.elementAt(0), currentClass);
for (int j = 1; j < tokens.size(); j++) {
sOut += "," + jToSql((String) tokens.elementAt(j), currentClass);
}
return sOut;
}
public void generate(JClass currentClass) throws IOException, SchemaException {
schemaFile.write("\ncreate table " + currentClass.getTableName() + "(");
String primaryKey = currentClass.getPrimaryKey(); // the sql name
Vector allFields = new Vector(currentClass.getAllFields().values());
boolean is_first = true;
JField primField = null;
HashSet fieldNames = new HashSet();
if (Checks.exists(primaryKey)) { // set prim key first
primField = currentClass.getFieldByName(currentClass.getPrimaryKeyJava());
writeFieldSchema(currentClass, primField, primaryKey, is_first);
is_first = false;
fieldNames.add(primField.getSqlName());
}
for (int i = 0; i < allFields.size(); i++) {
JField jf = (JField) allFields.elementAt(i);
if (jf.isDbColumn() && jf != primField) {
if (jf instanceof JCompositeField && ((JCompositeField) jf).isInline()) {
// deal with inlining..
inlineField(currentClass, (JCompositeField) jf, fieldNames);
} else {
if (!fieldNames.contains(jf.getSqlName())) fieldNames.add(jf.getSqlName());
else
Debugger.trace(
"Duplicate column " + jf.getSqlName() + " in Class " + currentClass.getClassName(),
Debugger.ERROR);
writeFieldSchema(currentClass, jf, primaryKey, is_first);
}
is_first = false;
}
}
if (currentClass.isEndDateable()) schemaFile.write(",\n\t" + END_DATE + " " + END_DATE_TYPE);
if (currentClass.isVersioned()) schemaFile.write(",\n\t" + VERSION_NUMBER + " int");
schemaFile.write(");\n");
if (!currentClass.isManyToMany()) {
if (needsSequence()) {
cleanup.write(getDropSeqStmt(currentClass));
schemaFile.write("\ncreate sequence " + currentClass.getTableName() + "_seq;\n");
}
} else {
String columns = "";
boolean first_column = true;
for (int i = 0; i < allFields.size(); i++) {
JField jf = (JField) allFields.elementAt(i);
if (!jf.getSqlName().equalsIgnoreCase("")) {
if (!first_column) columns += ",";
else first_column = false;
columns += jf.getSqlName();
}
}
if (allFields.size() > 0) // && !isPostgres)
{
constraints +=
("\nalter table "
+ currentClass.getTableName()
+ " add constraint "
+ currentClass.getTableName()
+ "_unq primary key "
+ " ("
+ columns
+ ");\n");
}
}
Iterator cons = currentClass.getConstraints();
while (cons.hasNext()) {
JConstraint jcons = (JConstraint) cons.next();
String sOut = convertFields(jcons.getConstraint(), currentClass);
String consName = makeConstraintName(jcons.getName());
cleanUpConstraint(currentClass, consName);
addConstraint(currentClass, consName, jcons, sOut);
}
Iterator indexes = currentClass.getIndexes().iterator();
while (indexes.hasNext()) {
JIndex index = (JIndex) indexes.next();
String sOut = convertFields(index.getFields(), currentClass);
cleanUpIndex(currentClass, index);
addIndex(currentClass, sOut, index);
}
}