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java.lang.Object org.pentaho.di.trans.step.BaseStepMeta org.pentaho.di.trans.steps.tableinput.TableInputMeta
public class TableInputMeta
Field Summary |
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Fields inherited from class org.pentaho.di.trans.step.BaseStepMeta |
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loggingObject, STEP_ATTRIBUTES_FILE |
Constructor Summary | |
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TableInputMeta()
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Method Summary | |
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void |
analyseImpact(List<DatabaseImpact> impact,
TransMeta transMeta,
StepMeta stepMeta,
RowMetaInterface prev,
String[] input,
String[] output,
RowMetaInterface info)
Each step must be able to report on the impact it has on a database, table field, etc. |
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. |
DatabaseMeta |
getDatabaseMeta()
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void |
getFields(RowMetaInterface row,
String origin,
RowMetaInterface[] info,
StepMeta nextStep,
VariableSpace space)
Gets the fields. |
StepMeta |
getLookupFromStep()
For compatibility, wraps around the standard step IO metadata |
String |
getRowLimit()
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String |
getSQL()
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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. |
StepIOMetaInterface |
getStepIOMeta()
Returns the Input/Output metadata for this step. |
DatabaseMeta[] |
getUsedDatabaseConnections()
This method returns all the database connections that are used by the step. |
String |
getXML()
Produces the XML string that describes this step's information. |
boolean |
isExecuteEachInputRow()
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boolean |
isLazyConversionActive()
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boolean |
isVariableReplacementActive()
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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 |
resetStepIoMeta()
Reset step io meta. |
void |
saveRep(Repository rep,
ObjectId id_transformation,
ObjectId id_step)
Save the steps data into a Kettle repository |
void |
searchInfoAndTargetSteps(List<StepMeta> steps)
Change step names into step objects to allow them to be name-changed etc. |
void |
setDatabaseMeta(DatabaseMeta database)
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void |
setDefault()
Set default values |
void |
setExecuteEachInputRow(boolean oncePerRow)
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void |
setLazyConversionActive(boolean lazyConversionActive)
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void |
setLookupFromStep(StepMeta stepMeta)
For compatibility, wraps around the standard step IO metadata |
void |
setRowLimit(String rowLimit)
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void |
setSQL(String sql)
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void |
setVariableReplacementActive(boolean variableReplacementActive)
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Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public TableInputMeta()
Method Detail |
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public boolean isExecuteEachInputRow()
public void setExecuteEachInputRow(boolean oncePerRow)
oncePerRow
- true if the step should be run per rowpublic DatabaseMeta getDatabaseMeta()
public void setDatabaseMeta(DatabaseMeta database)
database
- The database to set.public String getRowLimit()
public void setRowLimit(String rowLimit)
rowLimit
- The rowLimit to set.public String getSQL()
public void setSQL(String sql)
sql
- The sql to set.public void loadXML(Node stepnode, List<DatabaseMeta> databases, Map<String,Counter> counters) throws KettleXMLException
StepMetaInterface
loadXML
in interface StepMetaInterface
stepnode
- the Node to get the info fromdatabases
- The available list of databases to reference tocounters
- Counters to reference.
KettleXMLException
- When an unexpected XML error occurred. (malformed etc.)public Object clone()
StepMetaInterface
clone
in interface StepMetaInterface
clone
in class BaseStepMeta
public void setDefault()
StepMetaInterface
setDefault
in interface StepMetaInterface
public void getFields(RowMetaInterface row, String origin, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space) throws KettleStepException
BaseStepMeta
getFields
in interface StepMetaInterface
getFields
in class BaseStepMeta
row
- the input row metaorigin
- the nameinfo
- the infonextStep
- the next stepspace
- the space
KettleStepException
- the kettle step exceptionpublic String getXML()
BaseStepMeta
getXML
in interface StepMetaInterface
getXML
in class BaseStepMeta
public void readRep(Repository rep, ObjectId id_step, List<DatabaseMeta> databases, Map<String,Counter> counters) throws KettleException
StepMetaInterface
readRep
in interface StepMetaInterface
rep
- The repository to read fromid_step
- The step IDdatabases
- The databases to referencecounters
- The counters to reference
KettleException
- When an unexpected error occurred (database, network, etc)public void saveRep(Repository rep, ObjectId id_transformation, ObjectId id_step) throws KettleException
StepMetaInterface
saveRep
in interface StepMetaInterface
rep
- The Kettle repository to save toid_transformation
- The transformation IDid_step
- The step ID
KettleException
- When an unexpected error occurred (database, network, etc)public void check(List<CheckResultInterface> remarks, TransMeta transMeta, StepMeta stepMeta, RowMetaInterface prev, String[] input, String[] output, RowMetaInterface info)
StepMetaInterface
check
in interface StepMetaInterface
remarks
- The list to put the remarks in @see org.pentaho.di.core.CheckResultstepMeta
- The stepMeta to help checkingprev
- The fields coming from the previous stepinput
- The input step namesoutput
- The output step namesinfo
- The fields that are used as information by the steppublic void searchInfoAndTargetSteps(List<StepMeta> steps)
BaseStepMeta
searchInfoAndTargetSteps
in interface StepMetaInterface
searchInfoAndTargetSteps
in class BaseStepMeta
steps
- optionally search the info step in a list of stepspublic StepInterface getStep(StepMeta stepMeta, StepDataInterface stepDataInterface, int cnr, TransMeta transMeta, Trans trans)
StepMetaInterface
getStep
in interface StepMetaInterface
stepMeta
- The step infostepDataInterface
- the step data interface linked to this step. Here the step can store temporary data, database connections, etc.cnr
- The copy nr to gettransMeta
- The transformation infotrans
- The launching transformationpublic StepDataInterface getStepData()
StepMetaInterface
getStepData
in interface StepMetaInterface
public void analyseImpact(List<DatabaseImpact> impact, TransMeta transMeta, StepMeta stepMeta, RowMetaInterface prev, String[] input, String[] output, RowMetaInterface info) throws KettleStepException
BaseStepMeta
analyseImpact
in interface StepMetaInterface
analyseImpact
in class BaseStepMeta
impact
- The list of impacts @see org.pentaho.di.transMeta.DatabaseImpacttransMeta
- The transformation informationstepMeta
- The step informationprev
- The fields entering this stepinput
- The previous step namesoutput
- The output step namesinfo
- The fields used as information by this step
KettleStepException
public DatabaseMeta[] getUsedDatabaseConnections()
BaseStepMeta
getUsedDatabaseConnections
in interface StepMetaInterface
getUsedDatabaseConnections
in class BaseStepMeta
public boolean isVariableReplacementActive()
public void setVariableReplacementActive(boolean variableReplacementActive)
variableReplacementActive
- The variableReplacementActive to set.public boolean isLazyConversionActive()
public void setLazyConversionActive(boolean lazyConversionActive)
lazyConversionActive
- the lazyConversionActive to setpublic StepIOMetaInterface getStepIOMeta()
getStepIOMeta
in interface StepMetaInterface
getStepIOMeta
in class BaseStepMeta
public void resetStepIoMeta()
BaseStepMeta
resetStepIoMeta
in interface StepMetaInterface
resetStepIoMeta
in class BaseStepMeta
public void setLookupFromStep(StepMeta stepMeta)
stepMeta
- The step where you read lookup data frompublic StepMeta getLookupFromStep()
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