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java.lang.Object org.pentaho.di.trans.step.BaseStepMeta org.pentaho.di.trans.steps.aggregaterows.AggregateRowsMeta
public class AggregateRowsMeta
Field Summary | |
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static String[] |
aggregateTypeDesc
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static int |
TYPE_AGGREGATE_AVERAGE
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static int |
TYPE_AGGREGATE_COUNT
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static int |
TYPE_AGGREGATE_FIRST
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static int |
TYPE_AGGREGATE_FIRST_NULL
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static int |
TYPE_AGGREGATE_LAST
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static int |
TYPE_AGGREGATE_LAST_NULL
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static int |
TYPE_AGGREGATE_MAX
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static int |
TYPE_AGGREGATE_MIN
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static int |
TYPE_AGGREGATE_NONE
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static int |
TYPE_AGGREGATE_SUM
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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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AggregateRowsMeta()
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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. |
int[] |
getAggregateType()
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String[] |
getFieldName()
|
String[] |
getFieldNewName()
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void |
getFields(RowMetaInterface row,
String name,
RowMetaInterface[] info,
StepMeta nextStep,
VariableSpace space)
Gets the fields. |
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. |
static int |
getType(String at)
|
static String |
getTypeDesc(int t)
|
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 |
setAggregateType(int[] aggregateType)
|
void |
setDefault()
Set default values |
void |
setFieldName(String[] fieldName)
|
void |
setFieldNewName(String[] fieldNewName)
|
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int TYPE_AGGREGATE_NONE
public static final int TYPE_AGGREGATE_SUM
public static final int TYPE_AGGREGATE_AVERAGE
public static final int TYPE_AGGREGATE_COUNT
public static final int TYPE_AGGREGATE_MIN
public static final int TYPE_AGGREGATE_MAX
public static final int TYPE_AGGREGATE_FIRST
public static final int TYPE_AGGREGATE_LAST
public static final int TYPE_AGGREGATE_FIRST_NULL
public static final int TYPE_AGGREGATE_LAST_NULL
public static final String[] aggregateTypeDesc
Constructor Detail |
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public AggregateRowsMeta()
Method Detail |
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public int[] getAggregateType()
public void setAggregateType(int[] aggregateType)
aggregateType
- The aggregateType to set.public String[] getFieldName()
public void setFieldName(String[] fieldName)
fieldName
- The fieldName to set.public String[] getFieldNewName()
public void setFieldNewName(String[] fieldNewName)
fieldNewName
- The fieldNewName 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 void allocate(int nrfields)
public static final String getTypeDesc(int t)
public static final int getType(String at)
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 name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space) throws KettleStepException
BaseStepMeta
getFields
in interface StepMetaInterface
getFields
in class BaseStepMeta
row
- the input row metaname
- 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 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
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