Examples of org.eclipse.persistence.jpa.jpql.parser.CollectionExpression

Package org.eclipse.persistence.jpa.jpql.parser

Examples of org.eclipse.persistence.jpa.jpql.parser.CollectionExpression

org.eclipse.persistence.jpa.jpql.parser.CollectionExpression
A CollectionExpression wraps many expression which they are separated by spaces and/or commas.
BNF: expression ::= child_item {, child_item }*
or

BNF: expression ::= child_item { child_item }*
@version 2.4.2 @since 2.3 @author Pascal Filion


    /**
     * {@inheritDoc}
     */
    public CollectionExpression buildCollectionExpression(GroupByClause expression) {
      CollectionExpression collectionExpression = getCollectionExpression(expression.getGroupByItems());
      if (collectionExpression == null) {
        collectionExpression = expression.buildCollectionExpression();
      }
      return collectionExpression;
    }

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    /**
     * {@inheritDoc}
     */
    public CollectionExpression buildCollectionExpression(IdentificationVariableDeclaration expression) {
      CollectionExpression collectionExpression = getCollectionExpression(expression.getJoins());
      if (collectionExpression == null) {
        collectionExpression = expression.buildCollectionExpression();
      }
      return collectionExpression;
    }

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    /**
     * {@inheritDoc}
     */
    public CollectionExpression buildCollectionExpression(AbstractOrderByClause expression) {
      CollectionExpression collectionExpression = getCollectionExpression(expression.getOrderByItems());
      if (collectionExpression == null) {
        collectionExpression = expression.buildCollectionExpression();
      }
      return collectionExpression;
    }

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    /**
     * {@inheritDoc}
     */
    public CollectionExpression buildCollectionExpression(UpdateClause expression) {
      CollectionExpression collectionExpression = getCollectionExpression(expression.getUpdateItems());
      if (collectionExpression == null) {
        collectionExpression = expression.buildCollectionExpression();
      }
      return collectionExpression;
    }

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    Expression selectExpression = expression.getSelectExpression();


    // visit(CollectionExpression) iterates through the children but for a
    // SELECT clause, a CollectionExpression means the result type is Object[]
    CollectionExpression collectionExpression = getCollectionExpression(selectExpression);


    if (collectionExpression != null) {
      type = Object[].class;
    }
    else {

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   */
  private void visitCollectionEquivalentExpression(Expression expression,
                                                   Expression extraExpression) {


    List<Class<?>> types = new ArrayList<Class<?>>();
    CollectionExpression collectionExpression = getCollectionExpression(expression);


    // Gather the resolver for all children
    if (collectionExpression != null) {
      for (Expression child : collectionExpression.children()) {
        child.accept(this);
        types.add(type);
      }
    }
    // Otherwise visit the actual expression

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    Expression selectExpression = expression.getSelectExpression();


    // visit(CollectionExpression) iterates through the children but for a
    // SELECT clause, a CollectionExpression means the result type is Object[]
    CollectionExpression collectionExpression = getCollectionExpression(selectExpression);


    if (collectionExpression != null) {
      resolver = buildClassResolver(Object[].class);
    }
    else {

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   */
  protected void visitCollectionEquivalentExpression(Expression expression,
                                                     Expression extraExpression) {


    List<Resolver> resolvers = new ArrayList<Resolver>();
    CollectionExpression collectionExpression = getCollectionExpression(expression);


    // Gather the resolver for all children
    if (collectionExpression != null) {
      for (Expression child : collectionExpression.children()) {
        child.accept(this);
        resolvers.add(resolver);
      }
    }
    // Otherwise visit the actual expression

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    validateAbstractSingleEncapsulatedExpression(expression, concatExpressionHelper());


    if (expression.hasLeftParenthesis() &&
        expression.hasExpression()) {


      CollectionExpression collectionExpression = getCollectionExpression(expression.getExpression());


      // Single element
      if (collectionExpression == null) {
        addProblem(expression, ConcatExpression_MissingExpression);
      }
      else {
        for (Expression child : collectionExpression.children()) {
          if (!isValid(child, expression.getEncapsulatedExpressionQueryBNFId())) {
            addProblem(child, ConcatExpression_InvalidExpression, child.toParsedText());
          }
        }
      }

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    // Validate range variable declaration
    if (expression.hasRangeVariableDeclaration()) {


      // More than one entity abstract schema type is declared
      CollectionExpression collectionExpression = getCollectionExpression(expression.getRangeVariableDeclaration());


      if (collectionExpression != null) {
        Expression firstChild = collectionExpression.getChild(0);
        int startPosition = position(firstChild) + length(firstChild);
        int endPosition = position(collectionExpression) + length(collectionExpression);
        boolean malformed = false;


        for (int index = collectionExpression.childrenSize() - 1; --index >= 0; ) {
          if (!collectionExpression.hasComma(index)) {
            malformed = true;
          }
        }


        if (collectionExpression.toActualText().endsWith(" ")) {
          endPosition--;
        }


        addProblem(
          expression,

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Related Classes of org.eclipse.persistence.jpa.jpql.parser.CollectionExpression

org.eclipse.persistence.internal.jpa.jpql.TypeResolver

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$AbstractConditionalClauseCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$AbstractSelectClauseCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$ConcatExpressionCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$ConstrutorCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$DeleteClauseCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$FromClauseCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$GroupByClauseCollectionHelper

org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor$JoinCollectionHelper

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