public String generateDeleteCommand(T item) throws NotImplementedTypesException {
StringBuilder builder =
new StringBuilder().append("delete from ").append(tableName).append(" where ");
return "delete from "
+ tableName
+ " where "
+ primaryKeyFieldConverter.getName()
+ " = "
+ primaryKeyFieldConverter.stringValueOf(item);
}
public String generateSelectOneByPrimaryKeyCommand(Object key)
throws NotImplementedTypesException {
return "select * from "
+ tableName
+ " where "
+ primaryKeyFieldConverter.getName()
+ " = "
+ stringValueOf(key);
}
public int write(int recordCount) throws IOException {
int counter = 0;
for (; counter < recordCount; counter++) {
recordWriter.checkForNewPartition(counter);
recordWriter.startRecord();
// write the current record
for (FieldConverter converter : fieldConverters) {
converter.setPosition(counter);
converter.startField();
converter.writeField();
converter.endField();
}
recordWriter.endRecord();
}
return counter;
}
public String generateUpdateCommand(T item) throws NotImplementedTypesException {
StringBuilder builder = new StringBuilder().append("update ").append(tableName).append(" set ");
for (int i = 0; i + 1 < fields.size(); i++) {
builder
.append(fields.get(i).getName())
.append(" = ")
.append(fields.get(i).stringValueOf(item))
.append(", ");
}
builder
.append(fields.get(fields.size() - 1).getName())
.append(" = ")
.append(fields.get(fields.size() - 1).stringValueOf(item));
builder.append(" where ");
builder
.append(primaryKeyFieldConverter.getName())
.append(" = ")
.append(primaryKeyFieldConverter.stringValueOf(item));
return builder.toString();
}
protected void writeRow(ResultSet set, T item)
throws java.sql.SQLException, IllegalAccessException {
for (FieldConverter field : fields) {
if (field.getField().getType().equals(Integer.class)) {
field.getField().set(item, set.getInt(field.getName()));
}
if (field.getField().getType().equals(String.class)) {
field.getField().set(item, set.getString(field.getName()));
}
}
}
