I didn't get constructor delegation part of your post, could you please
suggest how can I modify my existing code (a sample would be really
helpful). Thank you!
On Monday, July 8, 2013 10:24:29 AM UTC-5, Christoph Läubrich wrote:
>
> Init a *PUBLIC* *STATIC* field via an instances constructor without any
> syncronization can't be called bad style anymore... is a call for trouble!
>
> (btw your defaultconstructor shoudl really use constructor delegation ...)
>
> Am 08.07.2013 16:20, schrieb Fiendfyre:
>
> This is my class definition
>
> public class Database
> {
> public static JdbcConnectionPool poolMgr;
> private final String autoMixedMode = ";AUTO_SERVER=TRUE"; // Enables
> // Automatic
> // Mixed Mode
> // for Database
>
> public Database() throws SQLException
> {
> new Database("/data/test", 100);
> System.out.println("object >>> " + Database.this);
> }
>
> public Database(String path, int noOfCon) throws SQLException
> {
> poolMgr = JdbcConnectionPool.create("jdbc:h2:" + path + autoMixedMode,
> "sa", ""); // Creates
> // Connection
> // Pool
>
> System.out.println("In constructor");
> poolMgr.setMaxConnections(noOfCon);
> System.out.println("poolMgr ::: " + poolMgr);
>
> }
>
> public Connection getDbConnection() throws SQLException
> {
> return poolMgr.getConnection();
> }
>
>
>
> On Monday, July 8, 2013 3:03:18 AM UTC-5, Noel Grandin wrote:
>>
>> Probably because your code is instantiating your
>> com.atr.media.db.Database object via the default constructor, which does
>> not initialise the poolMgr field?
>>
>> On 2013-07-07 21:40, Fiendfyre wrote:
>> > I'm trying to implement H2 database auto mixed mode using JSF 2.1 with
>> > Primefaces 4.0 and Primefaces Mobile 0.9.5. I have a session scoped
>> > managed bean UserBean.java which has a managed property of application
>> > scoped managed bean with lazy initialization(eager = true)
>> > Database.java. I'm trying to get a connection pool with 100
>> > connections up and running. I tried checking the object instance of
>> > Database class and I get the reference of object correctly but the
>> > instance variable poolMgr is returned null. can some one help me in
>> > resolving this issue?
>> >
>>
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