*/
public void addArrayEntries(ConnectionWrapper cw, Long arrayId,
Object array, DelayedInsertionBuffer delayBuffer)
throws SQLException
{
ProtectionManager protectionManager = adapter.getPersist()
.getProtectionManager();
Class<?> compType = array.getClass().getComponentType();
// the table name for the relation entries
String tableName = NameGenerator.getArrayMemberTableName(compType,
adapter);
// create the statement
StringBuilder builder = new StringBuilder("INSERT INTO ");
builder.append(tableName);
builder.append("(");
builder.append(Defaults.ARRAY_MEMBER_ID);
builder.append(",");
builder.append(Defaults.ARRAY_POSITION);
builder.append(",");
builder.append(Defaults.VALUE_COL);
builder.append(",");
builder.append(Defaults.COMPONENT_CLASS_COL);
builder.append(")values(?,?,?,?)");
String statement = builder.toString();
int length = Array.getLength(array);
// iterate over all the elements
for (int x = 0; x < length; x++)
{
PreparedStatement ps = cw.prepareStatement(statement);
ps.setLong(1, arrayId);
ps.setInt(2, x);
Object value = Array.get(array, x);
if (ObjectTools.isPrimitive(compType))
{
// The array entry is a primitive type, add it directly
Tools.setParameter(ps, compType, 3, value);
ps.setString(4, ObjectTools.getSystemicName(compType));
Tools.logFine(ps);
ps.execute();
ps.close();
// get the new id of the __ARRAY_MEMBER entry
long memberId = adapter.getPersist().getLastId(cw, tableName);
// add a protection entry for the __ARRAY table
protectionManager.protectObjectInternal(
Defaults.ARRAY_TABLE_NAME, arrayId,null, NameGenerator
.getArrayMemberTableName(compType, adapter),
memberId, ObjectTools.getSystemicName(Array.get(array,
x).getClass()), cw);
}
else
{
// this is another type of object, insert a reference
ps.setString(4, ObjectTools.getSystemicName(value.getClass()));
Long valueId = adapter.getPersist().saveObjectUnprotected(cw,
value, delayBuffer);
long memberId = 0;
if (valueId == null)
{
// This means the object exists, either independently
// or as part of another array.
ps.setNull(3, java.sql.Types.BIGINT);
Tools.logFine(ps);
// save the object
ps.execute();
ps.close();
// get the new id of the __ARRAY_MEMBER entry
memberId = adapter.getPersist().getLastId(cw, tableName);
// this is a circularly referenced object
// mark it for later insertion
delayBuffer.add(tableName, Defaults.VALUE_COL, memberId,
value, compType,System.identityHashCode(array));
}
else
{
ps.setLong(
3,
adapter.getPersist().getCastId(compType,
value.getClass(), valueId, cw));
Tools.logFine(ps);
// save the object
ps.execute();
ps.close();
// get the new id of the __ARRAY_MEMBER entry
memberId = adapter.getPersist().getLastId(cw, tableName);
}
String valueClassName = null;
String propertyName = Defaults.ARRAY_TABLE_NAME;
// add a protection entry for the __ARRAY table
if (!compType.isArray())
{
valueClassName = ObjectTools.getSystemicName(value
.getClass());
propertyName = NameGenerator
.getTableName(compType, adapter);
}
if (valueId != null)
{
// protect the object with array-member table as owner
protectionManager
.protectObjectInternal(tableName, memberId,null,
propertyName, valueId, valueClassName, cw);
}
// protect the array-member with array as owner
protectionManager.protectObjectInternal(
Defaults.ARRAY_TABLE_NAME, arrayId, null,tableName,
memberId, valueClassName, cw);
}
}