Example usage for org.apache.commons.dbcp BasicDataSource getLogWriter

Introduction

In this page you can find the example usage for org.apache.commons.dbcp BasicDataSource getLogWriter.

Prototype

public PrintWriter getLogWriter() throws SQLException 

Source Link

Document

Returns the log writer being used by this data source.

Calls #createDataSource() , so has the side effect of initializing the connection pool.

Usage

From source file:se.unlogic.hierarchy.core.cache.DataSourceCache.java

private DataSource getDataSourceInstance(DataSourceDescriptor dataSourceDescriptor)
        throws SQLException, DataSourceNotFoundInContextException {

    if (dataSourceDescriptor.getType() == DataSourceType.ContainerManaged) {

        try {/* w w  w. j av a2s.c o m*/
            return DBUtils.getDataSource(dataSourceDescriptor.getUrl());
        } catch (NamingException e) {
            throw new DataSourceNotFoundInContextException(dataSourceDescriptor, e);
        }

    } else {

        BasicDataSource basicDataSource = DBCPUtils.createConnectionPool(dataSourceDescriptor);

        try {

            //Dummy call to initialize connection pool
            basicDataSource.getLogWriter();

            return basicDataSource;

        } catch (SQLException e) {

            if (basicDataSource != null) {

                try {
                    basicDataSource.close();
                } catch (SQLException e1) {

                    log.error("Error closing data source after failed initialization", e);
                }
            }

            throw e;
        }
    }
}

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