com.goldencode.p2j.persist

Class FQLPreprocessor.CacheKey

java.lang.Object

com.goldencode.p2j.persist.FQLPreprocessor.CacheKey

Enclosing class:

FQLPreprocessor

private static class FQLPreprocessor.CacheKey
extends java.lang.Object

Instances of this class are used as keys to cache instances of HQLPreprocessor.

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.String[]	aliases DMO aliases
private int	cachedHash The cache code.
private Database	database Database instance
private java.lang.Class<?>[]	dmoIfaces DMO interfaces, possibly null
private java.lang.String	dropAlias Alias to drop, if any
private static java.lang.Object[]	EMPTY_PARAMETERS Empty array of parameters.
private static java.lang.String[]	EMPTY_REFSUBS Empty array of field reference strings.
private static FqlType[]	EMPTY_TYPES Empty array of types.
private boolean	informational Flag indicating preprocessing is analytical only and query will not be executed
private boolean	inlinable Whether query substitution parameters may be inlined
private java.lang.Object[]	parameters Query substitution parameters (resolved).
private java.lang.String[]	referenceSubs Array of field reference substitution replacements strings and nulls
private java.lang.String	replacementAlias Replacement alias, if any
private FqlType[]	types Query substitution parameter types
private java.lang.String	where Where clause

Constructor Summary

Constructors

Constructor and Description
CacheKey(Database database, java.lang.String[] aliases, java.lang.Class<?>[] dmoIfaces, java.lang.String where, FqlType[] types, java.lang.Object[] parameters, java.lang.String[] referenceSubs, boolean inlinable, java.lang.String dropAlias, java.lang.String replacementAlias, boolean informational) Constructor.

Method Summary

Modifier and Type	Method and Description
private int	_hashCode() Return a hash code consistent with equals(java.lang.Object).
boolean	equals(java.lang.Object o) Check this object for equivalence with another instance of this class.
int	hashCode() Return a hash code consistent with equals(java.lang.Object).

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_PARAMETERS

private static final java.lang.Object[] EMPTY_PARAMETERS

Empty array of parameters.

EMPTY_TYPES

private static final FqlType[] EMPTY_TYPES

Empty array of types.

EMPTY_REFSUBS

private static final java.lang.String[] EMPTY_REFSUBS

Empty array of field reference strings.

database

private final Database database

Database instance

aliases

private final java.lang.String[] aliases

DMO aliases

dmoIfaces

private final java.lang.Class<?>[] dmoIfaces

DMO interfaces, possibly null

where

private final java.lang.String where

Where clause

types

private final FqlType[] types

Query substitution parameter types

parameters

private final java.lang.Object[] parameters

Query substitution parameters (resolved).

referenceSubs

private final java.lang.String[] referenceSubs

Array of field reference substitution replacements strings and nulls

inlinable

private final boolean inlinable

Whether query substitution parameters may be inlined

dropAlias

private final java.lang.String dropAlias

Alias to drop, if any

replacementAlias

private final java.lang.String replacementAlias

Replacement alias, if any

informational

private final boolean informational

Flag indicating preprocessing is analytical only and query will not be executed

cachedHash

private final int cachedHash

The cache code.

Constructor Detail

CacheKey

CacheKey(Database database,
         java.lang.String[] aliases,
         java.lang.Class<?>[] dmoIfaces,
         java.lang.String where,
         FqlType[] types,
         java.lang.Object[] parameters,
         java.lang.String[] referenceSubs,
         boolean inlinable,
         java.lang.String dropAlias,
         java.lang.String replacementAlias,
         boolean informational)

Constructor.

Parameters:

database - Database instance.

aliases - One or more DMO aliases, corresponding with dmoIfaces.

dmoIfaces - One or more DMO interfaces, corresponding with aliases.

where - Where clause.

types - Query substitution parameter types.

parameters - Query substitution parameters (resolved).

referenceSubs - Array of field reference substitution replacements strings and nulls.

inlinable - Whether query substitution parameters may be inlined.

dropAlias - Alias to drop, if any.

informational - Flag indicating preprocessing is analytical only and query will not be executed.

Method Detail

hashCode

public int hashCode()

Return a hash code consistent with equals(java.lang.Object).

Overrides:

hashCode in class java.lang.Object

Returns:

Hash code.

equals

public boolean equals(java.lang.Object o)

Check this object for equivalence with another instance of this class.

Overrides:

equals in class java.lang.Object

Parameters:

o - Another instance of this class.

Returns:

true if instances are equivalent, else false.

_hashCode

private int _hashCode()

Return a hash code consistent with equals(java.lang.Object).

Returns:

Hash code.