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java.lang.Object org.pentaho.di.trans.step.BaseStepMeta org.pentaho.di.trans.steps.fieldschangesequence.FieldsChangeSequenceMeta
public class FieldsChangeSequenceMeta
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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FieldsChangeSequenceMeta()
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Method Summary | |
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void |
allocate(int nrfields)
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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[] |
getFieldName()
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void |
getFields(RowMetaInterface r,
String name,
RowMetaInterface[] info,
StepMeta nextStep,
VariableSpace space)
Gets the fields. |
String |
getIncrement()
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String |
getResultFieldName()
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String |
getStart()
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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. |
String |
getXML()
Produces the XML string that describes this step's information. |
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 |
setFieldName(String[] fieldName)
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void |
setIncrement(String increment)
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void |
setResultFieldName(String resultfieldName)
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void |
setStart(String start)
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boolean |
supportsErrorHandling()
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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 FieldsChangeSequenceMeta()
Method Detail |
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public String getStart()
public String getResultFieldName()
public void setResultFieldName(String resultfieldName)
resultName
- The resultfieldName 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 allocate(int nrfields)
public String[] getFieldName()
public void setFieldName(String[] fieldName)
fieldName
- The fieldName to set.public void setStart(String start)
public void setIncrement(String increment)
public String getIncrement()
public String getXML()
BaseStepMeta
getXML
in interface StepMetaInterface
getXML
in class BaseStepMeta
public void setDefault()
StepMetaInterface
setDefault
in interface StepMetaInterface
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 getFields(RowMetaInterface r, String name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space)
BaseStepMeta
getFields
in interface StepMetaInterface
getFields
in class BaseStepMeta
r
- the input row metaname
- the nameinfo
- the infonextStep
- the next stepspace
- the spacepublic 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 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 boolean supportsErrorHandling()
supportsErrorHandling
in interface StepMetaInterface
supportsErrorHandling
in class BaseStepMeta
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