org.camunda.bpm.engine.impl
Class AbstractVariableQueryImpl<T extends Query<?,?>,U>

java.lang.Object
  org.camunda.bpm.engine.impl.db.AuthorizationCheck
      org.camunda.bpm.engine.impl.db.ListQueryParameterObject
          org.camunda.bpm.engine.impl.AbstractQuery<T,U>
              org.camunda.bpm.engine.impl.AbstractVariableQueryImpl<T,U>

All Implemented Interfaces:

Serializable, Command<Object>, Query<T,U>

Direct Known Subclasses:

CaseExecutionQueryImpl, CaseInstanceQueryImpl, ExecutionQueryImpl, HistoricCaseInstanceQueryImpl, HistoricIncidentQueryImpl, HistoricProcessInstanceQueryImpl, ProcessInstanceQueryImpl, VariableInstanceQueryImpl

public abstract class AbstractVariableQueryImpl<T extends Query<?,?>,U>
extends AbstractQuery<T,U>

Abstract query class that adds methods to query for variable values.

Author:

Frederik Heremans

See Also:

Serialized Form

Field Summary

protected List<QueryVariableValue>

queryVariableValues

Fields inherited from class org.camunda.bpm.engine.impl.AbstractQuery

commandExecutor, expressions, orderingProperties, resultType, SORTORDER_ASC, SORTORDER_DESC, validators

Fields inherited from class org.camunda.bpm.engine.impl.db.ListQueryParameterObject

databaseType, DEFAULT_ORDER_BY, firstResult, maxResults, orderBy, parameter

Fields inherited from class org.camunda.bpm.engine.impl.db.AuthorizationCheck

authDefaultPerm, authGroupIds, authUserId, isAuthorizationCheckEnabled, permissionChecks

Constructor Summary

AbstractVariableQueryImpl()

AbstractVariableQueryImpl(CommandExecutor commandExecutor)

Method Summary

protected void	addVariable(String name, Object value, QueryOperator operator, boolean processInstanceScope)
protected void	ensureVariablesInitialized()
abstract long	executeCount(CommandContext commandContext)
abstract List<U>	executeList(CommandContext commandContext, Page page) Executes the actual query to retrieve the list of results.
List<QueryVariableValue>	getQueryVariableValues()
T	variableValueEquals(String name, Object value)
T	variableValueGreaterThan(String name, Object value)
T	variableValueGreaterThanOrEqual(String name, Object value)
T	variableValueLessThan(String name, Object value)
T	variableValueLessThanOrEqual(String name, Object value)
T	variableValueLike(String name, String value)
T	variableValueNotEquals(String name, Object value)

Methods inherited from class org.camunda.bpm.engine.impl.AbstractQuery

addExpression, addValidator, asc, checkQueryOk, count, desc, direction, evaluateExpressions, evaluateExpressionsAndExecuteCount, evaluateExpressionsAndExecuteList, execute, executeSingleResult, extend, getExpressions, getMethod, getOrderBy, getOrderingProperties, hasExcludingConditions, list, listPage, mergeExpressions, mergeOrdering, orderBy, orderBy, removeValidator, setCommandExecutor, setExpressions, setOrderingProperties, singleResult, validate, validate

Methods inherited from class org.camunda.bpm.engine.impl.db.ListQueryParameterObject

getDatabaseType, getFirstResult, getFirstRow, getLastRow, getMaxResults, getParameter, setDatabaseType, setFirstResult, setMaxResults, setOrderBy, setParameter

Methods inherited from class org.camunda.bpm.engine.impl.db.AuthorizationCheck

addAtomicPermissionCheck, getAuthDefaultPerm, getAuthGroupIds, getAuthUserId, getPermissionChecks, isAuthorizationCheckEnabled, setAtomicPermissionChecks, setAuthDefaultPerm, setAuthGroupIds, setAuthorizationCheckEnabled, setAuthUserId, setPermissionChecks

Methods inherited from class java.lang.Object

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

Field Detail

queryVariableValues

protected List<QueryVariableValue> queryVariableValues

Constructor Detail

AbstractVariableQueryImpl

public AbstractVariableQueryImpl()

AbstractVariableQueryImpl

public AbstractVariableQueryImpl(CommandExecutor commandExecutor)

Method Detail

executeCount

public abstract long executeCount(CommandContext commandContext)

Specified by:

executeCount in class AbstractQuery<T extends Query<?,?>,U>

executeList

public abstract List<U> executeList(CommandContext commandContext,
                                    Page page)

Description copied from class: AbstractQuery

Executes the actual query to retrieve the list of results.

Specified by:

executeList in class AbstractQuery<T extends Query<?,?>,U>

page - used if the results must be paged. If null, no paging will be applied.

variableValueEquals

public T variableValueEquals(String name,
                             Object value)

variableValueNotEquals

public T variableValueNotEquals(String name,
                                Object value)

variableValueGreaterThan

public T variableValueGreaterThan(String name,
                                  Object value)

variableValueGreaterThanOrEqual

public T variableValueGreaterThanOrEqual(String name,
                                         Object value)

variableValueLessThan

public T variableValueLessThan(String name,
                               Object value)

variableValueLessThanOrEqual

public T variableValueLessThanOrEqual(String name,
                                      Object value)

variableValueLike

public T variableValueLike(String name,
                           String value)

addVariable

protected void addVariable(String name,
                           Object value,
                           QueryOperator operator,
                           boolean processInstanceScope)

ensureVariablesInitialized

protected void ensureVariablesInitialized()

getQueryVariableValues

public List<QueryVariableValue> getQueryVariableValues()