org.pentaho.di.trans.steps.setvariable
Class SetVariableMeta

java.lang.Object
  extended by org.pentaho.di.trans.step.BaseStepMeta
      extended by org.pentaho.di.trans.steps.setvariable.SetVariableMeta
All Implemented Interfaces:
Cloneable, StepAttributesInterface, StepMetaInterface

public class SetVariableMeta
extends BaseStepMeta
implements StepMetaInterface

Sets environment variables based on content in certain fields of a single input row. Created on 27-apr-2006


Field Summary
static int VARIABLE_TYPE_GRAND_PARENT_JOB
           
static int VARIABLE_TYPE_JVM
           
static int VARIABLE_TYPE_PARENT_JOB
           
static int VARIABLE_TYPE_ROOT_JOB
           
 
Fields inherited from class org.pentaho.di.trans.step.BaseStepMeta
loggingObject, STEP_ATTRIBUTES_FILE
 
Constructor Summary
SetVariableMeta()
           
 
Method Summary
 void allocate(int count)
           
 void check(List<CheckResultInterface> remarks, TransMeta transMeta, StepMeta stepMeta, RowMetaInterface prev, String[] input, String[] output, RowMetaInterface info)
          Checks the settings of this step and puts the findings in a remarks List.
 Object clone()
          Make an exact copy of this step, make sure to explicitly copy Collections etc.
 String[] getDefaultValue()
           
 String[] getFieldName()
           
 StepInterface getStep(StepMeta stepMeta, StepDataInterface stepDataInterface, int cnr, TransMeta transMeta, Trans trans)
          Get the executing step, needed by Trans to launch a step.
 StepDataInterface getStepData()
          Get a new instance of the appropriate data class.
 String[] getVariableName()
           
 int[] getVariableType()
           
static int getVariableType(String variableType)
           
static String getVariableTypeCode(int variableType)
           
static String getVariableTypeDescription(int variableType)
           
static String[] getVariableTypeDescriptions()
           
 String getXML()
          Produces the XML string that describes this step's information.
 boolean isUsingFormatting()
           
 void loadXML(Node stepnode, List<DatabaseMeta> databases, Map<String,Counter> counters)
          Load the values for this step from an XML Node
 void readRep(Repository rep, ObjectId id_step, List<DatabaseMeta> databases, Map<String,Counter> counters)
          Read the steps information from a Kettle repository
 void saveRep(Repository rep, ObjectId id_transformation, ObjectId id_step)
          Save the steps data into a Kettle repository
 void setDefault()
          Set default values
 void setDefaultValue(String[] defaultValue)
           
 void setFieldName(String[] fieldName)
           
 void setUsingFormatting(boolean usingFormatting)
           
 void setVariableName(String[] fieldValue)
           
 void setVariableType(int[] localVariable)
           
 
Methods inherited from class org.pentaho.di.trans.step.BaseStepMeta
analyseImpact, cancelQueries, excludeFromCopyDistributeVerification, excludeFromRowLayoutVerification, exportResources, findAttribute, findParent, getDescription, getDialogClassName, getFields, getLog, getLogChannelId, getName, getObjectCopy, getObjectId, getObjectRevision, getObjectType, getOptionalStreams, getParent, getParentStepMeta, getRepCode, getRepositoryDirectory, getRequiredFields, getRequiredFields, getResourceDependencies, getSQLStatements, getStepInjectionMetadataEntries, getStepIOMeta, getStepMetaInjectionInterface, getSupportedTransformationTypes, getTableFields, getTooltip, getUsedArguments, getUsedDatabaseConnections, getUsedLibraries, getXmlCode, handleStreamSelection, hasChanged, hasRepositoryReferences, isBasic, isDebug, isDetailed, isRowLevel, logBasic, logBasic, logDebug, logDebug, logDetailed, logDetailed, logError, logError, logError, logMinimal, logMinimal, logRowlevel, logRowlevel, lookupRepositoryReferences, resetStepIoMeta, searchInfoAndTargetSteps, setChanged, setChanged, setParentStepMeta, supportsErrorHandling
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.pentaho.di.trans.step.StepMetaInterface
analyseImpact, cancelQueries, excludeFromCopyDistributeVerification, excludeFromRowLayoutVerification, exportResources, getDialogClassName, getFields, getOptionalStreams, getParentStepMeta, getRequiredFields, getResourceDependencies, getSQLStatements, getStepIOMeta, getStepMetaInjectionInterface, getSupportedTransformationTypes, getTableFields, getUsedArguments, getUsedDatabaseConnections, getUsedLibraries, handleStreamSelection, hasRepositoryReferences, lookupRepositoryReferences, resetStepIoMeta, searchInfoAndTargetSteps, setParentStepMeta, supportsErrorHandling
 

Field Detail

VARIABLE_TYPE_JVM

public static final int VARIABLE_TYPE_JVM
See Also:
Constant Field Values

VARIABLE_TYPE_PARENT_JOB

public static final int VARIABLE_TYPE_PARENT_JOB
See Also:
Constant Field Values

VARIABLE_TYPE_GRAND_PARENT_JOB

public static final int VARIABLE_TYPE_GRAND_PARENT_JOB
See Also:
Constant Field Values

VARIABLE_TYPE_ROOT_JOB

public static final int VARIABLE_TYPE_ROOT_JOB
See Also:
Constant Field Values
Constructor Detail

SetVariableMeta

public SetVariableMeta()
Method Detail

getFieldName

public String[] getFieldName()
Returns:
Returns the fieldName.

setFieldName

public void setFieldName(String[] fieldName)
Parameters:
fieldName - The fieldName to set.

setVariableName

public void setVariableName(String[] fieldValue)
Parameters:
fieldValue - The fieldValue to set.

getVariableName

public String[] getVariableName()
Returns:
Returns the fieldValue.

getVariableType

public int[] getVariableType()
Returns:
Returns the local variable flag: true if this variable is only valid in the parents job.

getDefaultValue

public String[] getDefaultValue()
Returns:
Returns the defaultValue.

setDefaultValue

public void setDefaultValue(String[] defaultValue)
Parameters:
defaultValue - The defaultValue to set.

getVariableTypeCode

public static final String getVariableTypeCode(int variableType)
Parameters:
variableType - The variable type, see also VARIABLE_TYPE_...
Returns:
the variable type code for this variable type

getVariableTypeDescription

public static final String getVariableTypeDescription(int variableType)
Parameters:
variableType - The variable type, see also VARIABLE_TYPE_...
Returns:
the variable type description for this variable type

getVariableType

public static final int getVariableType(String variableType)
Parameters:
variableType - The code or description of the variable type
Returns:
The variable type

setVariableType

public void setVariableType(int[] localVariable)
Parameters:
localVariable - The localVariable to set.

getVariableTypeDescriptions

public static final String[] getVariableTypeDescriptions()

loadXML

public void loadXML(Node stepnode,
                    List<DatabaseMeta> databases,
                    Map<String,Counter> counters)
             throws KettleXMLException
Description copied from interface: StepMetaInterface
Load the values for this step from an XML Node

Specified by:
loadXML in interface StepMetaInterface
Parameters:
stepnode - the Node to get the info from
databases - The available list of databases to reference to
counters - Counters to reference.
Throws:
KettleXMLException - When an unexpected XML error occurred. (malformed etc.)

allocate

public void allocate(int count)

clone

public Object clone()
Description copied from interface: StepMetaInterface
Make an exact copy of this step, make sure to explicitly copy Collections etc.

Specified by:
clone in interface StepMetaInterface
Overrides:
clone in class BaseStepMeta
Returns:
an exact copy of this step

setDefault

public void setDefault()
Description copied from interface: StepMetaInterface
Set default values

Specified by:
setDefault in interface StepMetaInterface

getXML

public String getXML()
Description copied from class: BaseStepMeta
Produces the XML string that describes this step's information.

Specified by:
getXML in interface StepMetaInterface
Overrides:
getXML in class BaseStepMeta
Returns:
String containing the XML describing this step.

readRep

public void readRep(Repository rep,
                    ObjectId id_step,
                    List<DatabaseMeta> databases,
                    Map<String,Counter> counters)
             throws KettleException
Description copied from interface: StepMetaInterface
Read the steps information from a Kettle repository

Specified by:
readRep in interface StepMetaInterface
Parameters:
rep - The repository to read from
id_step - The step ID
databases - The databases to reference
counters - The counters to reference
Throws:
KettleException - When an unexpected error occurred (database, network, etc)

saveRep

public void saveRep(Repository rep,
                    ObjectId id_transformation,
                    ObjectId id_step)
             throws KettleException
Description copied from interface: StepMetaInterface
Save the steps data into a Kettle repository

Specified by:
saveRep in interface StepMetaInterface
Parameters:
rep - The Kettle repository to save to
id_transformation - The transformation ID
id_step - The step ID
Throws:
KettleException - When an unexpected error occurred (database, network, etc)

check

public void check(List<CheckResultInterface> remarks,
                  TransMeta transMeta,
                  StepMeta stepMeta,
                  RowMetaInterface prev,
                  String[] input,
                  String[] output,
                  RowMetaInterface info)
Description copied from interface: StepMetaInterface
Checks the settings of this step and puts the findings in a remarks List.

Specified by:
check in interface StepMetaInterface
Parameters:
remarks - The list to put the remarks in @see org.pentaho.di.core.CheckResult
stepMeta - The stepMeta to help checking
prev - The fields coming from the previous step
input - The input step names
output - The output step names
info - The fields that are used as information by the step

getStep

public StepInterface getStep(StepMeta stepMeta,
                             StepDataInterface stepDataInterface,
                             int cnr,
                             TransMeta transMeta,
                             Trans trans)
Description copied from interface: StepMetaInterface
Get the executing step, needed by Trans to launch a step.

Specified by:
getStep in interface StepMetaInterface
Parameters:
stepMeta - The step info
stepDataInterface - the step data interface linked to this step. Here the step can store temporary data, database connections, etc.
cnr - The copy nr to get
transMeta - The transformation info
trans - The launching transformation

getStepData

public StepDataInterface getStepData()
Description copied from interface: StepMetaInterface
Get a new instance of the appropriate data class. This data class implements the StepDataInterface. It basically contains the persisting data that needs to live on, even if a worker thread is terminated.

Specified by:
getStepData in interface StepMetaInterface
Returns:
The appropriate StepDataInterface class.

isUsingFormatting

public boolean isUsingFormatting()
Returns:
the usingFormatting

setUsingFormatting

public void setUsingFormatting(boolean usingFormatting)
Parameters:
usingFormatting - the usingFormatting to set