Package org.drdeesw.commons.queries

Class Query<T>

java.lang.Object

org.drdeesw.commons.queries.Query<T>

Direct Known Subclasses:

JpqlQuery

public class Query<T>
extends java.lang.Object

Author:

gkephart

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	DEFAULT_ALIAS
static boolean	DEFAULT_CASE_INSENSITIVE

Constructor Summary

Constructors

Constructor	Description
Query(java.lang.Class<T> clazz)
Query(java.lang.Class<T> clazz, Match match)
Query(java.lang.Class<T> entityClass, PQ that)	Converts a POJO query (PQ) of class P to an entity query of type T.

Method Summary

Modifier and Type	Method	Description
<Q extends Query<T>> Q	add(Condition condition)
<Q extends Query<T>> Q	addMandatoryCondition(java.lang.String propertyName, java.lang.Object value)
<Q extends Query<T>> Q	addMandatoryCondition(java.lang.String propertyName, Operator operator, java.lang.Object value)
<Q extends Query<T>> Q	addOrdering(java.lang.String name, boolean ascending)
<Q extends Query<T>> Q	and(Condition... conditions)
protected <Q extends Query<T>> Q	cast()
boolean	conditionsPresent()
boolean	equals(java.lang.Object obj)
<Q extends Query<T>> Q	equals(java.lang.String fieldName, java.lang.Object value)
<Q extends Query<T>> Q	equals(java.lang.String propertyName, java.lang.Object value, boolean isRef)
<Q extends Query<T>> Q	exists(Query<?> subquery)
<Q extends Query<T>> Q	ge(java.lang.String fieldName, java.lang.Object value)
java.lang.String	getAlias()
java.lang.String	getClassSimpleName()
java.util.List<Condition>	getConditions()
java.util.ArrayList<Condition>	getMandatoryConditions()
Match	getMatch()
java.lang.Integer	getMaxResults()
int	getMaxResults(int defaultValue)
java.util.List<Ordering>	getOrderings()
java.lang.Integer	getStart()
int	getStart(int defValue)
<Q extends Query<T>> Q	gt(java.lang.String fieldName, java.lang.Object value)
int	hashCode()
boolean	hasMandatoryConditions()
<Q extends Query<T>> Q	iequals(java.lang.String fieldName, java.lang.Object value)
<Q extends Query<T>> Q	ilike(java.lang.String fieldName, java.lang.String value)
<Q extends Query<T>> Q	in(java.lang.String fieldName, java.lang.Object... values)
<Q extends Query<T>> Q	in(java.lang.String fieldName, java.util.Collection<?> value)
boolean	isCaseInsensitive()
<Q extends Query<T>> Q	isNotNull(java.lang.String fieldName)
<Q extends Query<T>> Q	isNull(java.lang.String fieldName)
boolean	isPerformCount()
<Q extends Query<T>> Q	like(java.lang.String fieldName, java.lang.String value)
<Q extends Query<T>> Q	lt(java.lang.String fieldName, java.lang.Object value)
<Q extends Query<T>> Q	notEquals(java.lang.String fieldName, java.lang.Object value)
<Q extends Query<T>> Q	notExists(Query<?> subquery)
<Q extends Query<T>> Q	or(Condition... conditions)
<Q extends Query<T>> Q	setAlias(java.lang.String alias)
void	setCaseInsensitive(boolean caseInsensitive)
void	setMatch(Match match)
<Q extends Query<T>> Q	setMaxResults(java.lang.Integer maxResults)
<Q extends Query<T>> Q	setPerformCount(java.lang.Boolean performCount)
<Q extends Query<T>> Q	setStart(java.lang.Integer start)
<Q extends Query<T>> Q	uniqueResult()

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_ALIAS

public static final java.lang.String DEFAULT_ALIAS

See Also:

Constant Field Values

DEFAULT_CASE_INSENSITIVE

public static final boolean DEFAULT_CASE_INSENSITIVE

See Also:

Constant Field Values

Constructor Detail

Query

public Query(java.lang.Class<T> clazz)

Parameters:

clazz -

Query

public Query(java.lang.Class<T> clazz,
             Match match)

Parameters:

clazz -

match -

Query

public Query(java.lang.Class<T> entityClass,
             PQ that)

Converts a POJO query (PQ) of class P to an entity query of type T.

Type Parameters:

PQ -

Parameters:

entityClass -

that -

Method Detail

add

public <Q extends Query<T>> Q add(Condition condition)

Type Parameters:

Q -

Parameters:

condition -

Returns:

addMandatoryCondition

public <Q extends Query<T>> Q addMandatoryCondition(java.lang.String propertyName,
                                                    java.lang.Object value)

Parameters:

propertyName -

value -

Returns:

addMandatoryCondition

public <Q extends Query<T>> Q addMandatoryCondition(java.lang.String propertyName,
                                                    Operator operator,
                                                    java.lang.Object value)

Parameters:

propertyName -

operator -

value -

Returns:

addOrdering

public <Q extends Query<T>> Q addOrdering(java.lang.String name,
                                          boolean ascending)

Parameters:

name -

ascending -

and

public <Q extends Query<T>> Q and(Condition... conditions)

Type Parameters:

Q -

Parameters:

conditions -

Returns:

cast

protected <Q extends Query<T>> Q cast()

Type Parameters:

Q -

Returns:

conditionsPresent

public boolean conditionsPresent()

Returns:

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

equals

public <Q extends Query<T>> Q equals(java.lang.String fieldName,
                                     java.lang.Object value)

Parameters:

fieldName -

value -

Returns:

equals

public <Q extends Query<T>> Q equals(java.lang.String propertyName,
                                     java.lang.Object value,
                                     boolean isRef)

Parameters:

propertyName -

value -

isRef - true if the value is actually a reference to another attribute (e.g. x.a = y.b) versus a literal value

Returns:

exists

public <Q extends Query<T>> Q exists(Query<?> subquery)

Parameters:

subquery -

Returns:

ge

public <Q extends Query<T>> Q ge(java.lang.String fieldName,
                                 java.lang.Object value)

Type Parameters:

Q -

Parameters:

fieldName -

value -

Returns:

getAlias

public java.lang.String getAlias()

Returns:

the alias

getClassSimpleName

public java.lang.String getClassSimpleName()

Returns:

the clazz's simple name

getConditions

public java.util.List<Condition> getConditions()

Returns:

the conditions

getMandatoryConditions

public java.util.ArrayList<Condition> getMandatoryConditions()

Returns:

the mandatoryConditions

getMatch

public Match getMatch()

Returns:

the match

getMaxResults

public java.lang.Integer getMaxResults()

Returns:

the maxResults

getMaxResults

public int getMaxResults(int defaultValue)

Parameters:

defaultValue -

Returns:

getOrderings

public java.util.List<Ordering> getOrderings()

Returns:

the orderings

getStart

public java.lang.Integer getStart()

Returns:

the start

getStart

public int getStart(int defValue)

Parameters:

defValue -

Returns:

gt

public <Q extends Query<T>> Q gt(java.lang.String fieldName,
                                 java.lang.Object value)

Parameters:

fieldName -

value -

Returns:

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

hasMandatoryConditions

public boolean hasMandatoryConditions()

Returns:

iequals

public <Q extends Query<T>> Q iequals(java.lang.String fieldName,
                                      java.lang.Object value)

Parameters:

fieldName -

value -

Returns:

ilike

public <Q extends Query<T>> Q ilike(java.lang.String fieldName,
                                    java.lang.String value)

Parameters:

fieldName -

value -

Returns:

in

public <Q extends Query<T>> Q in(java.lang.String fieldName,
                                 java.util.Collection<?> value)

Parameters:

fieldName -

value -

Returns:

in

public <Q extends Query<T>> Q in(java.lang.String fieldName,
                                 java.lang.Object... values)

Parameters:

fieldName -

values -

Returns:

isCaseInsensitive

public boolean isCaseInsensitive()

Returns:

the caseInsensitive

isNotNull

public <Q extends Query<T>> Q isNotNull(java.lang.String fieldName)

Parameters:

fieldName -

Returns:

isNull

public <Q extends Query<T>> Q isNull(java.lang.String fieldName)

Parameters:

fieldName -

Returns:

isPerformCount

public boolean isPerformCount()

Returns:

the performCount

like

public <Q extends Query<T>> Q like(java.lang.String fieldName,
                                   java.lang.String value)

Parameters:

fieldName -

value -

Returns:

lt

public <Q extends Query<T>> Q lt(java.lang.String fieldName,
                                 java.lang.Object value)

Parameters:

fieldName -

value -

Returns:

notEquals

public <Q extends Query<T>> Q notEquals(java.lang.String fieldName,
                                        java.lang.Object value)

Parameters:

fieldName -

value -

Returns:

notExists

public <Q extends Query<T>> Q notExists(Query<?> subquery)

Parameters:

subquery -

Returns:

or

public <Q extends Query<T>> Q or(Condition... conditions)

Type Parameters:

Q -

Parameters:

conditions -

Returns:

setAlias

public <Q extends Query<T>> Q setAlias(java.lang.String alias)

Parameters:

alias - the alias to set

setCaseInsensitive

public void setCaseInsensitive(boolean caseInsensitive)

Parameters:

caseInsensitive - the caseInsensitive to set

setMatch

public void setMatch(Match match)

Parameters:

match - the match to set

setMaxResults

public <Q extends Query<T>> Q setMaxResults(java.lang.Integer maxResults)

Parameters:

maxResults -

setPerformCount

public <Q extends Query<T>> Q setPerformCount(java.lang.Boolean performCount)

Parameters:

performCount -

setStart

public <Q extends Query<T>> Q setStart(java.lang.Integer start)

Parameters:

start -

uniqueResult

public <Q extends Query<T>> Q uniqueResult()

Type Parameters:

Q -

Returns: