com.pervasive.datarush.types

Class FieldTypesNotComparableException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

com.pervasive.datarush.DRException

com.pervasive.datarush.types.FieldTypesNotComparableException

All Implemented Interfaces:

Serializable

public class FieldTypesNotComparableException
extends DRException

Unchecked exception thrown when an attempt is made to compare two fields of incompatible types in a record schema. The fields and types are indicated as is the causing TypesNotComparableException.

Note that comparison of record types is done by comparing schemas positionally. That is, fields are compared by type in the order in which they appear in the schema. This exception is thrown during this comparison process and is generally seen as the cause of a TypesNotComparableException.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FieldTypesNotComparableException(GraphPath leftField, GraphPath rightField, TypesNotComparableException failure) Constructs a FieldTypesNotComparableException indicating the specified paths, caused by the given failure.

Method Summary

Modifier and Type	Method and Description
TypesNotComparableException	getCause()
GraphPath	getLeftField() Gets the path of the field on the left side of the comparison which raised this exception.
TokenType	getLeftType() Gets the type of the field on the left side of the comparison which raised this exception.
String	getMessage()
GraphPath	getRightField() Gets the path of the field on the right side of the comparison which raised this exception.
TokenType	getRightType() Gets the type of the field on the right side of the comparison which raised this exception.

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

FieldTypesNotComparableException

public FieldTypesNotComparableException(GraphPath leftField,
                                        GraphPath rightField,
                                        TypesNotComparableException failure)

Constructs a FieldTypesNotComparableException indicating the specified paths, caused by the given failure.

Parameters:

leftField - the path of the field on the left side of the comparison

rightField - the path of the field on the right side of the comparison

failure - the underlying type error

Method Detail

getMessage

public String getMessage()

Overrides:

getMessage in class Throwable

getLeftField

public GraphPath getLeftField()

Gets the path of the field on the left side of the comparison which raised this exception.

See Field for information about paths.

Returns:

the path of the field on the left side of the comparison

getLeftType

public TokenType getLeftType()

Gets the type of the field on the left side of the comparison which raised this exception.

Returns:

the type of the field on the left side of the comparison

getRightField

public GraphPath getRightField()

Gets the path of the field on the right side of the comparison which raised this exception.

See Field for information about paths.

Returns:

the path of the field on the right side of the comparison

getRightType

public TokenType getRightType()

Gets the type of the field on the right side of the comparison which raised this exception.

Returns:

the type of the field on the right side of the comparison

getCause

public TypesNotComparableException getCause()

Overrides:

getCause in class Throwable