com.sun.mdm.index.objects
Class ObjectKey

java.lang.Object
  com.sun.mdm.index.objects.ObjectKey

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

Direct Known Subclasses:

SuperKey

public class ObjectKey

extends java.lang.Object

implements java.io.Externalizable

ObjectKey definition class

See Also:

Serialized Form

Field Summary

(package private) static long	serialVersionUID
static int	version

Constructor Summary

ObjectKey()

ObjectKey(java.util.ArrayList names, java.util.ArrayList types, java.util.ArrayList values)
Creates new instance of ObjectKey by list of field names,types, and values

Method Summary

boolean	equals(ObjectKey key) compares if itself equals to the passed key object
java.util.ArrayList	getKeyNames() gets a list of key field names
int	getKeyType(java.lang.String name) gets key type for given field
java.util.ArrayList	getKeyTypes() gets a list of key types
java.lang.Object	getKeyValue(java.lang.String name) gets key value
java.util.ArrayList	getKeyValues() gets key values
int	hashCode() calculates hashCode 1.
void	readExternal(java.io.ObjectInput in)
void	setKeyValue(java.lang.String name, java.lang.Object value) sets key values by field name
java.lang.String	toString() toString
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

version

public static final int version

See Also:

Constant Field Values

Constructor Detail

ObjectKey

public ObjectKey()

ObjectKey

public ObjectKey(java.util.ArrayList names,
                 java.util.ArrayList types,
                 java.util.ArrayList values)
          throws ObjectException

Creates new instance of ObjectKey by list of field names,types, and values

Parameters:

names - ArrayList of field names

types - ArrayList of field types

values - ArrayList of field values

Throws:

ObjectException - ObjectException

Method Detail

equals

public boolean equals(ObjectKey key)

compares if itself equals to the passed key object

Parameters:

key - ObjectKey

Returns:

boolean

getKeyNames

public java.util.ArrayList getKeyNames()

gets a list of key field names

Returns:

ArrayList

getKeyType

public int getKeyType(java.lang.String name)
               throws ObjectException

gets key type for given field

Parameters:

name - name

Returns:

ArrayList

Throws:

ObjectException - ObjectException

getKeyTypes

public java.util.ArrayList getKeyTypes()

gets a list of key types

Returns:

ArrayList

getKeyValue

public java.lang.Object getKeyValue(java.lang.String name)
                             throws ObjectException

gets key value

Parameters:

name - key field name

Returns:

Object value

Throws:

ObjectException - ObjectException

getKeyValues

public java.util.ArrayList getKeyValues()

gets key values

Returns:

ArrayList

hashCode

public int hashCode()

calculates hashCode 1. for each key field, concatenates field name and field string value 2. adds up all key fields 3. calc. hashCode

Returns:

hashCode

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException

setKeyValue

public void setKeyValue(java.lang.String name,
                        java.lang.Object value)
                 throws ObjectException

sets key values by field name

Parameters:

name - key field name

value - key value

Throws:

ObjectException - ObjectException

toString

public java.lang.String toString()

toString

Returns:

String

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException