org.apache.jdo.impl.model.java

Class ErrorType

java.lang.Object

org.apache.jdo.impl.model.java.AbstractJavaType

org.apache.jdo.impl.model.java.ErrorType

All Implemented Interfaces:

JavaType

public class ErrorType
extends AbstractJavaType

An instance of class ErrorType represents an erroneous type. Components such as the semantic analysis may use this type to indicate an error situtaion. It is compatible to all other types.

Since:

JDO 1.0.1

Author:

Michael Bouschen

Field Summary

Fields

Modifier and Type	Field and Description
static ErrorType	errorType The singleton ErrorType instance.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ErrorType() Creates new a ErrorType instance.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getName() Returns the name of the type.
boolean	isCompatibleWith(JavaType javaType) Returns true if this JavaType is compatible with the specified JavaType.

Methods inherited from class org.apache.jdo.impl.model.java.AbstractJavaType

equals, getArrayComponentType, getJavaField, getJDOClass, getModifiers, getSuperclass, hashCode, isArray, isFloatingPoint, isIntegral, isInterface, isJDOSupportedCollection, isJDOSupportedMap, isOrderable, isPersistenceCapable, isPrimitive, isTrackable, isValue, isWrapperClass, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

errorType

public static final ErrorType errorType

The singleton ErrorType instance.

Constructor Detail

ErrorType

protected ErrorType()

Creates new a ErrorType instance. This constructor should not be called directly; instead, the singleton instance errorType should be used.

Method Detail

isCompatibleWith

public boolean isCompatibleWith(JavaType javaType)

Returns true if this JavaType is compatible with the specified JavaType. This implementation always returns true, because ErrorType is compatible with any other type.

Specified by:

isCompatibleWith in interface JavaType

Overrides:

isCompatibleWith in class AbstractJavaType

Parameters:

javaType - the type this JavaType is checked with.

Returns:

true if this is compatible with the specified type; false otherwise.

getName

public java.lang.String getName()

Returns the name of the type.

Specified by:

getName in interface JavaType

Specified by:

getName in class AbstractJavaType

Returns:

type name