Class LogicalExpressionStateObject
- java.lang.Object
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- org.eclipse.persistence.jpa.jpql.tools.model.query.AbstractStateObject
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- org.eclipse.persistence.jpa.jpql.tools.model.query.CompoundExpressionStateObject
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- org.eclipse.persistence.jpa.jpql.tools.model.query.LogicalExpressionStateObject
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- All Implemented Interfaces:
StateObject
- Direct Known Subclasses:
AndExpressionStateObject,OrExpressionStateObject
public abstract class LogicalExpressionStateObject extends CompoundExpressionStateObject
This expression represents a logical expression, which means the first and second expressions are aggregated with either theANDor theORoperator.- Version:
- 2.4
- See Also:
AndExpressionStateObject,OrExpressionStateObject,LogicalExpression- Author:
- Pascal Filion
- Since:
- 2.4
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Field Summary
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Fields inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.CompoundExpressionStateObject
LEFT_STATE_OBJECT_PROPERTY, RIGHT_STATE_OBJECT_PROPERTY
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Constructor Summary
Constructors Modifier Constructor Description protectedLogicalExpressionStateObject(StateObject parent)Creates a newLogicalExpressionStateObject.protectedLogicalExpressionStateObject(StateObject parent, java.lang.String leftJpqlFragment, java.lang.String rightJpqlFragment)Creates a newLogicalExpressionStateObject.protectedLogicalExpressionStateObject(StateObject parent, StateObject leftStateObject, StateObject rightStateObject)Creates a newLogicalExpressionStateObject.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description LogicalExpressiongetExpression()Returns the actual parsed object if thisStateObjectrepresentation of the JPQL query was created by parsing an existing JPQL query.-
Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.CompoundExpressionStateObject
addChildren, getIdentifier, getLeft, getLeftQueryBNFId, getRight, getRightQueryBNFId, hasLeft, hasRight, isEquivalent, parseLeft, parseRight, setLeft, setRight, toTextInternal
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Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.AbstractStateObject
acceptUnknownVisitor, acceptUnknownVisitor, addProblems, addPropertyChangeListener, areEquivalent, buildProblem, buildProblem, buildStateObject, buildStateObjects, checkParent, children, decorate, equals, findIdentificationVariable, firePropertyChanged, getChangeSupport, getDeclaration, getDecorator, getGrammar, getManagedTypeProvider, getParent, getQueryBuilder, getRoot, getType, getType, getTypeHelper, getTypeRepository, hashCode, initialize, isDecorated, parent, parent, parent, removePropertyChangeListener, setExpression, setParent, toString, toString, toStringInternal, toStringItems, toText
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.eclipse.persistence.jpa.jpql.tools.model.query.StateObject
accept
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Constructor Detail
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LogicalExpressionStateObject
protected LogicalExpressionStateObject(StateObject parent)
Creates a newLogicalExpressionStateObject.- Parameters:
parent- The parent of this state object, which cannot benull- Throws:
java.lang.NullPointerException- The given parent cannot benull
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LogicalExpressionStateObject
protected LogicalExpressionStateObject(StateObject parent, StateObject leftStateObject, StateObject rightStateObject)
Creates a newLogicalExpressionStateObject.- Parameters:
parent- The parent of this state object, which cannot benullleftStateObject- TheStateObjectrepresenting the left expressionrightStateObject- TheStateObjectrepresenting the right expression- Throws:
java.lang.NullPointerException- The given parent cannot benull
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LogicalExpressionStateObject
protected LogicalExpressionStateObject(StateObject parent, java.lang.String leftJpqlFragment, java.lang.String rightJpqlFragment)
Creates a newLogicalExpressionStateObject.- Parameters:
parent- The parent of this state object, which cannot benullleftJpqlFragment- The string representation of the left expression to parse and to convert into aStateObjectrightJpqlFragment- The string representation of the right expression to parse and to convert into aStateObject- Throws:
java.lang.NullPointerException- The given parent cannot benull
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Method Detail
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getExpression
public LogicalExpression getExpression()
Returns the actual parsed object if thisStateObjectrepresentation of the JPQL query was created by parsing an existing JPQL query.- Specified by:
getExpressionin interfaceStateObject- Overrides:
getExpressionin classCompoundExpressionStateObject- Returns:
- The parsed object when a JPQL query is parsed and converted into a
StateObjectornullwhen the JPQL query is manually created (i.e. not from a string)
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