Package planetj.dataengine.parameter

Interface Summary
IDisplayParameter A parameter which may be displayed as a prompt to the user, who might then provide a value for the parameter.
IExecutingContextSource Parameters implement this interface to indicate that they can load their values from the executing context
IJDBCSQLParameter A parameter whose value may possibly be sent to a Database Manager as a parameter.
INamedParameter Parameters implement this class to indicate that they may have a name
IParameter A Parameter in a DataEngnine operation.
IParameterSource An object from which the parameter was created
 

Class Summary
AbstractParameter A general implementation of the IParameter interface
ContextParameterParameter A parameter whose value can be extracted from a AbstractContext object.
DataEngineServletParameter A parameter whose value is the URL of a DataEngine Servlet
ExecutingContextParameter A parameter which gets its value from an ExecutingContext
FieldOrUsageIdParameter A parameter which can get its values based on a usage id or a field name
ParameterCollection A Collection of IParameter objects.
ParameterManager Contains methods for working with parameters
ParameterParameter A parameter which gets its value from another parameter.
RequestAttribute A parameter which gets its value from an HttpServletRequest
RequestParameter A parameter which gets its value from an HttpServletRequest
RequestPromptParameter A parameter which can be displayed as a prompt to the user.
RowParameter A parameter whose value can be extracted from a Row object.
RuntimeParameter A parameter whose value is set upon application startup
ShadowParameter Temporarily holds a parameter value when the appropriate parameter doesn't exist.
SQLPromptParameter A parameter which corresponds to an SQLComparison.
TableParameter A parameter whose value is a String which indentifies a table.
UserParameter A parameter which can extract its value from an IUser object.