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java.lang.Objectorg.jpox.store.expression.ScalarExpression
org.jpox.store.expression.CollectionLiteral
public class CollectionLiteral
An SQL expression that will test if a column of a table falls within the given Collection of values. This is used for Querys where a transient Collection is passed in as a parameter.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.jpox.store.expression.ScalarExpression |
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ScalarExpression.DyadicOperator, ScalarExpression.ExpressionList, ScalarExpression.FieldExpression, ScalarExpression.IllegalArgumentTypeException, ScalarExpression.IllegalOperationException, ScalarExpression.MethodInvocationException, ScalarExpression.MonadicOperator, ScalarExpression.Operator |
Field Summary |
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Fields inherited from class org.jpox.store.expression.ScalarExpression |
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aliasIdentifier, expressionList, FILTER, LOCALISER, lowestOperator, mapping, OP_ADD, OP_AND, OP_BETWEEN, OP_COM, OP_CONCAT, OP_DIV, OP_EQ, OP_GT, OP_GTEQ, OP_IN, OP_IS, OP_ISNOT, OP_LIKE, OP_LT, OP_LTEQ, OP_MOD, OP_MUL, OP_NEG, OP_NOT, OP_NOTEQ, OP_OR, OP_SUB, PROJECTION, qs, st, te |
Constructor Summary | |
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CollectionLiteral(QueryExpression qs,
JavaTypeMapping mapping,
java.util.Collection value)
Constructor. |
Method Summary | |
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BooleanExpression |
containsMethod(ScalarExpression expr)
Method to check the containing of an element. |
BooleanExpression |
isEmptyMethod()
Method to check for emptiness of the collection. |
Methods inherited from class org.jpox.store.expression.ScalarExpression |
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accessField, add, and, as, callMethod, cast, com, div, encloseWithInParentheses, eor, eq, equals, getAlias, getExpressionList, getLogicSetExpression, getMapping, getNonAliasExpression, getQueryExpression, gt, gteq, in, instanceOf, ior, lt, lteq, mod, mul, neg, not, noteq, sub, toStatementText, toString |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public CollectionLiteral(QueryExpression qs, JavaTypeMapping mapping, java.util.Collection value)
qs
- The QueryStatement the CollectionLiteral will be used in.value
- The transient Collection that is the value.mapping
- The mapping to the CollectionMethod Detail |
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public BooleanExpression containsMethod(ScalarExpression expr)
expr
- The SQLExpression that is checked for membership in the
Collection
public BooleanExpression isEmptyMethod()
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