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java.lang.Objectorg.apache.oozie.coord.CoordELEvaluator
public class CoordELEvaluator
This class provide different evaluators required at different stages
Field Summary | |
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static java.lang.Integer |
HOUR
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static java.lang.Integer |
MINUTE
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Constructor Summary | |
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CoordELEvaluator()
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Method Summary | |
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static ELEvaluator |
createDataEvaluator(org.jdom.Element eJob,
org.apache.hadoop.conf.Configuration conf,
java.lang.String actionId)
Create an Evaluator to resolve dataIns and dataOuts of an application instance (used in stage 3) |
static ELEvaluator |
createELEvaluatorForDataEcho(org.apache.hadoop.conf.Configuration conf,
java.lang.String group,
java.util.HashMap<java.lang.String,java.lang.String> dataNameList)
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static ELEvaluator |
createELEvaluatorForGroup(org.apache.hadoop.conf.Configuration conf,
java.lang.String group)
Create an evaluator to be used in resolving configuration vars and frequency constant/functions (used in Stage 1) |
static ELEvaluator |
createInstancesELEvaluator(org.jdom.Element event,
SyncCoordAction appInst,
org.apache.hadoop.conf.Configuration conf)
Create a new Evaluator to resolve the EL functions and variables using action creation time (Phase 2) |
static ELEvaluator |
createInstancesELEvaluator(java.lang.String tag,
org.jdom.Element event,
SyncCoordAction appInst,
org.apache.hadoop.conf.Configuration conf)
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static ELEvaluator |
createLazyEvaluator(java.util.Date actualTime,
java.util.Date nominalTime,
org.jdom.Element dEvent,
org.apache.hadoop.conf.Configuration conf)
Create a new evaluator for Lazy resolve (phase 3). |
static ELEvaluator |
createSLAEvaluator(java.util.Date nominalTime,
org.apache.hadoop.conf.Configuration conf)
Create a SLA evaluator to be used during Materialization |
static ELEvaluator |
createURIELEvaluator(java.lang.String strDate)
Create a new Evaluator to resolve URI temple with time specific constant |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final java.lang.Integer MINUTE
public static final java.lang.Integer HOUR
Constructor Detail |
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public CoordELEvaluator()
Method Detail |
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public static ELEvaluator createELEvaluatorForGroup(org.apache.hadoop.conf.Configuration conf, java.lang.String group)
conf
- : Configuration containing property variables
public static ELEvaluator createInstancesELEvaluator(org.jdom.Element event, SyncCoordAction appInst, org.apache.hadoop.conf.Configuration conf) throws java.lang.Exception
event
- : Xml element for data-in element usually enclosed by appInst
- : Application Instance related information such as Action creation Timeconf
- :Configuration to substitute any variables
java.lang.Exception
- : If there is any date-time string in wrong format, the exception is thrownpublic static ELEvaluator createInstancesELEvaluator(java.lang.String tag, org.jdom.Element event, SyncCoordAction appInst, org.apache.hadoop.conf.Configuration conf) throws java.lang.Exception
java.lang.Exception
public static ELEvaluator createELEvaluatorForDataEcho(org.apache.hadoop.conf.Configuration conf, java.lang.String group, java.util.HashMap<java.lang.String,java.lang.String> dataNameList) throws java.lang.Exception
java.lang.Exception
public static ELEvaluator createLazyEvaluator(java.util.Date actualTime, java.util.Date nominalTime, org.jdom.Element dEvent, org.apache.hadoop.conf.Configuration conf) throws java.lang.Exception
actualTime
- : Action start timenominalTime
- : Action creation timedEvent
- :XML element for data-in element usually enclosed by conf
- :Configuration to substitute any variables
java.lang.Exception
- : If there is any date-time string in wrong format, the exception is thrownpublic static ELEvaluator createSLAEvaluator(java.util.Date nominalTime, org.apache.hadoop.conf.Configuration conf) throws java.lang.Exception
nominalTime
- conf
-
java.lang.Exception
public static ELEvaluator createDataEvaluator(org.jdom.Element eJob, org.apache.hadoop.conf.Configuration conf, java.lang.String actionId) throws java.lang.Exception
eJob
- : XML element for the application instanceconf
- :Configuration to substitute any variables
java.lang.Exception
- : If there is any date-time string in wrong format, the exception is thrownpublic static ELEvaluator createURIELEvaluator(java.lang.String strDate) throws java.lang.Exception
strDate
- : Date-time
java.lang.Exception
- If there is any date-time string in wrong format, the exception is thrown
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