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## org.hsqldb.util
Class RCData

    java.lang.Object
      org.hsqldb.util.RCData

public class RCData
extends java.lang.Object

All the info we need to connect up to a database.

Author:
  Blaine Simpson unsaved@users

Field Summary
`static java.lang.String` | `DEFAULT_JDBC_DRIVER`

Constructor Summary
`RCData(java.io.File file, java.lang.String dbKey)` Creates a RCDataObject by looking up the given key in the given authentication file.
`RCData(java.lang.String id, java.lang.String url, java.lang.String username, java.lang.String password, java.lang.String driver, java.lang.String charset, java.lang.String truststore)` Convenience constructor for backward compatibility.
`RCData(java.lang.String id, java.lang.String url, java.lang.String username, java.lang.String password, java.lang.String driver, java.lang.String charset, java.lang.String truststore, java.lang.String libpath)` Creates a new `RCData` object.

Method Summary
`static java.lang.String` | `expandSysPropVars(java.lang.String inString)`
`java.sql.Connection` | `getConnection()` Gets a JDBC Connection using the data of this RCData object.
`java.sql.Connection` | `getConnection(java.lang.String curDriver, java.lang.String curCharset, java.lang.String curTrustStore)` Gets a JDBC Connection using the data of this RCData object with specified override elements
`java.lang.String` | `getDefaultJdbcDriverName()`
`void` | `report()` Just for testing and debugging.
`void` | `setDefaultJdbcDriver(java.lang.String defaultJdbcDriverName)`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### DEFAULT_JDBC_DRIVER

    public static final java.lang.String DEFAULT_JDBC_DRIVER

See Also:
  Constant Field Values

Constructor Detail

### RCData

    public RCData(java.io.File file,
                  java.lang.String dbKey)
           throws java.lang.Exception

  Creates a RCDataObject by looking up the given key in the given authentication file.

Parameters:
  `dbKey` - Key to look up in the file.
  `file` - File containing the authentication information.

### RCData

    public RCData(java.lang.String id,
                  java.lang.String url,
                  java.lang.String username,
                  java.lang.String password,
                  java.lang.String driver,
                  java.lang.String charset,
                  java.lang.String truststore)
           throws java.lang.Exception

  Convenience constructor for backward compatibility.

See Also:
  `RCData(String,String,String,String,String,String,String,String)`

### RCData

    public RCData(java.lang.String id,
                  java.lang.String url,
                  java.lang.String username,
                  java.lang.String password,
                  java.lang.String driver,
                  java.lang.String charset,
                  java.lang.String truststore,
                  java.lang.String libpath)
           throws java.lang.Exception

  Creates a new `RCData` object.

  The parameters driver, charset, truststore, and libpath are optional. Setting these parameters to `NULL` will set them to their default values.

Parameters:
  `id` - The identifier for these connection settings
  `url` - The URL of the database to connect to
  `username` - The username to log in as
  `password` - The password of the username
  `driver` - The JDBC driver to use
  `charset` - The character set to use
  `truststore` - The trust store to use
  `libpath` - The JDBC library to add to CLASSPATH
Throws:
  `java.lang.Exception` - if the a non-optional parameter is set to `NULL`

Method Detail

### setDefaultJdbcDriver

    public void setDefaultJdbcDriver(java.lang.String defaultJdbcDriverName)

### getDefaultJdbcDriverName

    public java.lang.String getDefaultJdbcDriverName()

### report

    public void report()

  Just for testing and debugging. N.b. this echoes passwords!

### getConnection

    public java.sql.Connection getConnection()
                                      throws java.lang.ClassNotFoundException,
                                             java.lang.InstantiationException,
                                             java.lang.IllegalAccessException,
                                             java.sql.SQLException,
                                             java.net.MalformedURLException

  Gets a JDBC Connection using the data of this RCData object.

  Returns:
    New JDBC Connection
  Throws:
    `java.lang.ClassNotFoundException`
    `java.lang.InstantiationException`
    `java.lang.IllegalAccessException`
    `java.sql.SQLException`
    `java.net.MalformedURLException`

### getConnection

    public java.sql.Connection getConnection(java.lang.String curDriver,
                                             java.lang.String curCharset,
                                             java.lang.String curTrustStore)
                                      throws java.lang.ClassNotFoundException,
                                             java.lang.InstantiationException,
                                             java.lang.IllegalAccessException,
                                             java.net.MalformedURLException,
                                             java.sql.SQLException

  Gets a JDBC Connection using the data of this RCData object with specified override elements

  Returns:
    New JDBC Connection
  Throws:
    `java.lang.ClassNotFoundException`
    `java.lang.InstantiationException`
    `java.lang.IllegalAccessException`
    `java.net.MalformedURLException`
    `java.sql.SQLException`

### expandSysPropVars

    public static java.lang.String expandSysPropVars(java.lang.String inString)

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