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java.lang.Object org.pentaho.di.trans.step.BaseStepMeta org.pentaho.di.trans.steps.joinrows.JoinRowsMeta
public class JoinRowsMeta
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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JoinRowsMeta()
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Method Summary | |
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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. |
boolean |
excludeFromRowLayoutVerification()
This method is added to exclude certain steps from layout checking. |
int |
getCacheSize()
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Condition |
getCondition()
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String |
getDirectory()
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void |
getFields(RowMetaInterface rowMeta,
String origin,
RowMetaInterface[] info,
StepMeta nextStep,
VariableSpace space)
Gets the fields. |
String |
getLookupStepname()
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StepMeta |
getMainStep()
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String |
getMainStepname()
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String |
getPrefix()
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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 |
searchInfoAndTargetSteps(List<StepMeta> steps)
Change step names into step objects to allow them to be name-changed etc. |
void |
setCacheSize(int cacheSize)
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void |
setCondition(Condition condition)
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void |
setDefault()
Set default values |
void |
setDirectory(String directory)
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void |
setMainStep(StepMeta lookupFromStep)
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void |
setMainStepname(String lookupFromStepname)
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void |
setPrefix(String prefix)
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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 JoinRowsMeta()
Method Detail |
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public StepMeta getMainStep()
public void setMainStep(StepMeta lookupFromStep)
lookupFromStep
- The lookupFromStep to set.public String getMainStepname()
public void setMainStepname(String lookupFromStepname)
lookupFromStepname
- The lookupFromStepname to set.public void setCacheSize(int cacheSize)
cacheSize
- The cacheSize to set.public int getCacheSize()
public String getDirectory()
public void setDirectory(String directory)
directory
- The directory to set.public String getPrefix()
public void setPrefix(String prefix)
prefix
- The prefix to set.public Condition getCondition()
public void setCondition(Condition condition)
condition
- The condition 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 String getXML() throws KettleException
BaseStepMeta
getXML
in interface StepMetaInterface
getXML
in class BaseStepMeta
KettleException
- in case there is a conversion or XML encoding errorpublic 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 rowMeta, String origin, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space) throws KettleStepException
BaseStepMeta
getFields
in interface StepMetaInterface
getFields
in class BaseStepMeta
rowMeta
- the input row metaorigin
- the nameinfo
- the infonextStep
- the next stepspace
- the space
KettleStepException
- the kettle step exceptionpublic 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 String getLookupStepname()
public 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 boolean excludeFromRowLayoutVerification()
BaseStepMeta
excludeFromRowLayoutVerification
in interface StepMetaInterface
excludeFromRowLayoutVerification
in class BaseStepMeta
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