org.pentaho.platform.api.engine

Interface IActionParameter

public interface IActionParameter

An IActionParameter represents one input or output in an IActionSequence. The IActionParameter is made up of a name or key, and a value.

Field Summary

Fields

Modifier and Type	Field and Description
static int	PROMPT_ALLOWED This parameter allows prompting
static int	PROMPT_NEEDED This parameter needs to be prompted for a value
static int	PROMPT_NEVER This parameter does not allow prompting
static int	PROMPT_PENDING A component has already specified a prompt for this parameter
static String	TYPE_CONTENT Parameter type indicating streamable content.
static String	TYPE_DATE Parameter type of Date
static String	TYPE_DECIMAL Parameter type of BigDecimal
static String	TYPE_INTEGER Parameter type of int
static String	TYPE_LIST Parameter type of List.
static String	TYPE_OBJECT Parameter type indicating any type of Object
static String	TYPE_RESULT_SET Parameter type of IPentahoResultSet
static String	TYPE_STRING Parameter type of String

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose() See if we need to do any cleanup here
String	getName() Get the name, or the key for this ActionParameter.
int	getPromptStatus() Returns the prompt status for this parameter.
String	getSelectionDisplayName() The display name to use when building a prompt.
String	getSelectionNameForValue(String value) When building a parameter prompt page, what is the name of the prompt
Map	getSelectionNameMap() Deprecated. Unused in the platform
List	getSelectionValues() Deprecated. Unused in the platform
String	getStringValue() Get the value for this ActionParameter as type String.
String	getType() Return the value type as one of the constants available in this class.
Object	getValue() Get the value for this ActionParameter as a generic Java Object.
List	getValueAsList() Get the value for this ActionParameter as a java.util.List.
org.pentaho.commons.connection.IPentahoResultSet	getValueAsResultSet() Get the value for this ActionParameter as a IPentahoResultSet
List	getVariables()
boolean	hasDefaultValue() Check if this ActionParameter has a default value set.
boolean	hasSelections()
boolean	hasValue() Check to se if a value has been set for this parameter.
boolean	isDefaultValue() Check to see if the value returned from thisActionParameter is indeed the default value instead of a value that was set.
boolean	isNull() Check to see if the value (includes the default value) is null.
boolean	isOutputParameter()
void	setParamSelections(List selValues, Map selNames, String displayname) Deprecated. Unused in the platform
boolean	setPromptStatus(int status) Sets the prompt status for this parameter.
void	setValue(Object value) Sets the value object for this ActionParameter.

Field Detail

TYPE_STRING

static final String TYPE_STRING

Parameter type of String

See Also:

Constant Field Values

TYPE_INTEGER

static final String TYPE_INTEGER

Parameter type of int

See Also:

Constant Field Values

TYPE_LIST

static final String TYPE_LIST

Parameter type of List.

See Also:

Constant Field Values

TYPE_CONTENT

static final String TYPE_CONTENT

Parameter type indicating streamable content. @see RuntimeContext#getOutputStream(java.lang.String,java.lang.String,java.lang.String)

See Also:

Constant Field Values

TYPE_DATE

static final String TYPE_DATE

Parameter type of Date

See Also:

Constant Field Values

TYPE_RESULT_SET

static final String TYPE_RESULT_SET

Parameter type of IPentahoResultSet

See Also:

Constant Field Values

TYPE_DECIMAL

static final String TYPE_DECIMAL

Parameter type of BigDecimal

See Also:

Constant Field Values

TYPE_OBJECT

static final String TYPE_OBJECT

Parameter type indicating any type of Object

See Also:

Constant Field Values

PROMPT_ALLOWED

static final int PROMPT_ALLOWED

This parameter allows prompting

See Also:

Constant Field Values

PROMPT_NEEDED

static final int PROMPT_NEEDED

This parameter needs to be prompted for a value

See Also:

Constant Field Values

PROMPT_NEVER

static final int PROMPT_NEVER

This parameter does not allow prompting

See Also:

Constant Field Values

PROMPT_PENDING

static final int PROMPT_PENDING

A component has already specified a prompt for this parameter

See Also:

Constant Field Values

Method Detail

getName

String getName()

Get the name, or the key for this ActionParameter.

Returns:

the ActionParameter name

getStringValue

String getStringValue()

Get the value for this ActionParameter as type String.

Returns:

the ActionParameter value as a String. getType() should be referenced first to be sure the value type is TYPE_STRING.

getValue

Object getValue()

Get the value for this ActionParameter as a generic Java Object.

Returns:

the ActionParameter value as an Object

getValueAsList

List getValueAsList()

Get the value for this ActionParameter as a java.util.List.

Returns:

the ActionParameter value as a List. getType() should be referenced first to be sure the value type is TYPE_LIST.

getValueAsResultSet

org.pentaho.commons.connection.IPentahoResultSet getValueAsResultSet()

Get the value for this ActionParameter as a IPentahoResultSet

Returns:

the IPentahoResultSet getType() should be referenced first to be sure the value type is TYPE_RESULT_SET.

getType

String getType()

Return the value type as one of the constants available in this class.

Returns:

valid return values are TYPE_STRING, TYPE_INTEGER, TYPE_LIST, TYPE_CONTENT or TYPE_DATE

setValue

void setValue(Object value)

Sets the value object for this ActionParameter.

Parameters:

value - the value Object to be set.

getVariables

List getVariables()

Returns:

List of where the parameter may come from (request, session, etc)

hasDefaultValue

boolean hasDefaultValue()

Check if this ActionParameter has a default value set.

Returns:

true if there is a default value, otherwise false

hasValue

boolean hasValue()

Check to se if a value has been set for this parameter. Default value does not count;

Returns:

true if this parameter has a non default value

isDefaultValue

boolean isDefaultValue()

Check to see if the value returned from thisActionParameter is indeed the default value instead of a value that was set.

Returns:

true if the parameter is using the default value, false otherwise

isNull

boolean isNull()

Check to see if the value (includes the default value) is null.

Returns:

true if the value is null, otherwise false

dispose

void dispose()

See if we need to do any cleanup here

getPromptStatus

int getPromptStatus()

Returns the prompt status for this parameter.

Returns:

the status.

See Also:

PROMPT_ALLOWED, PROMPT_NEVER, PROMPT_NEEDED, PROMPT_PENDING

setPromptStatus

boolean setPromptStatus(int status)

Sets the prompt status for this parameter.

Parameters:

status - The status to set.

Returns:

true if the set was successful or false if the current setting cannot be changed.

See Also:

PROMPT_ALLOWED, PROMPT_NEVER, PROMPT_NEEDED, PROMPT_PENDING

hasSelections

boolean hasSelections()

getSelectionDisplayName

String getSelectionDisplayName()

The display name to use when building a prompt.

Returns:

The display name for the prompt.

getSelectionNameForValue

String getSelectionNameForValue(String value)

When building a parameter prompt page, what is the name of the prompt

Parameters:

value -

Returns:

name for the value

isOutputParameter

boolean isOutputParameter()

Returns:

Whether parameter should be displayed in output.

getSelectionNameMap

@Deprecated
Map getSelectionNameMap()

Deprecated. Unused in the platform

getSelectionValues

@Deprecated
List getSelectionValues()

Deprecated. Unused in the platform

setParamSelections

@Deprecated
void setParamSelections(List selValues,
                                 Map selNames,
                                 String displayname)

Deprecated. Unused in the platform