Examples of org.apache.cayenne.exp.parser.ASTEqual

org.apache.cayenne.exp.parser.ASTEqual
"Equal To" expression. @since 1.1


    /**
     * A convenience method to create an OBJ_PATH "equal to" expression.
     */
    public static Expression matchExp(String pathSpec, Object value) {
        return new ASTEqual(new ASTObjPath(pathSpec), value);
    }

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        // to simplify result checking, do double NOT
        Expression left = new ASTBitwiseOr(new Object[] { new ASTObjPath(ReturnTypesMap1.INTEGER_COLUMN_PROPERTY),
                new ASTScalar(1) });
        Expression right = new ASTScalar(1);
        Expression equal = new ASTEqual();
        equal.setOperand(0, left);
        equal.setOperand(1, right);


        SelectQuery query = new SelectQuery(ReturnTypesMap1.class);
        query.setQualifier(equal);


        List<ReturnTypesMap1> objects = context.performQuery(query);

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        // to simplify result checking, do double NOT
        Expression left = new ASTBitwiseAnd(new Object[] { new ASTObjPath(ReturnTypesMap1.INTEGER_COLUMN_PROPERTY),
                new ASTScalar(1) });
        Expression right = new ASTScalar(0);
        Expression equal = new ASTEqual();
        equal.setOperand(0, left);
        equal.setOperand(1, right);


        SelectQuery query = new SelectQuery(ReturnTypesMap1.class);
        query.setQualifier(equal);


        List<ReturnTypesMap1> objects = context.performQuery(query);

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        // to simplify result checking, do double NOT
        Expression left = new ASTBitwiseXor(new Object[] { new ASTObjPath(ReturnTypesMap1.INTEGER_COLUMN_PROPERTY),
                new ASTScalar(1) });
        Expression right = new ASTScalar(5);
        Expression equal = new ASTEqual();
        equal.setOperand(0, left);
        equal.setOperand(1, right);


        SelectQuery query = new SelectQuery(ReturnTypesMap1.class);
        query.setQualifier(equal);


        List<ReturnTypesMap1> objects = context.performQuery(query);

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                String aliasedPath = beforeSplit + alias + afterSplit;
                i++;


                ASTPath pathExp = new ASTObjPath(aliasedPath);
                pathExp.setPathAliases(Collections.singletonMap(alias, splitChunk));
                matches.add(new ASTEqual(pathExp, value));
            }
        }
        else {
            for (Object value : values) {
                matches.add(new ASTEqual(new ASTObjPath(path), value));
            }
        }


        return joinExp(Expression.AND, matches);
    }

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    /**
     * A convenience method to create an DB_PATH "equal to" expression.
     */
    public static Expression matchDbExp(String pathSpec, Object value) {
        return new ASTEqual(new ASTDbPath(pathSpec), value);
    }

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    /**
     * A convenience method to create an OBJ_PATH "equal to" expression.
     */
    public static Expression matchExp(String pathSpec, Object value) {
        return new ASTEqual(new ASTObjPath(pathSpec), value);
    }

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                String aliasedPath = beforeSplit + alias + afterSplit;
                i++;


                ASTPath pathExp = new ASTObjPath(aliasedPath);
                pathExp.setPathAliases(Collections.singletonMap(alias, splitChunk));
                matches.add(new ASTEqual(pathExp, value));
            }
        }
        else {
            for (Object value : values) {
                matches.add(new ASTEqual(new ASTObjPath(path), value));
            }
        }


        return joinExp(Expression.AND, matches);
    }

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    /**
     * A convenience method to create an DB_PATH "equal to" expression.
     */
    public static Expression matchDbExp(String pathSpec, Object value) {
        return new ASTEqual(new ASTDbPath(pathSpec), value);
    }

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    /**
     * A convenience method to create an OBJ_PATH "equal to" expression.
     */
    public static Expression matchExp(String pathSpec, Object value) {
        return new ASTEqual(new ASTObjPath(pathSpec), value);
    }

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Related Classes of org.apache.cayenne.exp.parser.ASTEqual

org.apache.cayenne.DataObject

org.apache.cayenne.exp.ExpressionFactory

org.apache.cayenne.query.SelectQueryTest

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