Examples with SQLLiteral org.datanucleus.store.rdbms.sql.expression.SQLLiteral used on opensource projects

Example 11 with SQLLiteral

use of org.datanucleus.store.rdbms.sql.expression.SQLLiteral in project datanucleus-rdbms by datanucleus.

the class MathSinMethod method getExpression.

/* (non-Javadoc)
     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
     */
public SQLExpression getExpression(SQLStatement stmt, SQLExpression ignore, List<SQLExpression> args) {
    if (args == null || args.size() == 0) {
        throw new NucleusUserException("Cannot invoke Math.sin without an argument");
    }
    SQLExpression expr = args.get(0);
    if (expr == null) {
        return new NullLiteral(stmt, null, null, null);
    } else if (expr instanceof SQLLiteral) {
        if (expr instanceof ByteLiteral) {
            int originalValue = ((BigInteger) ((ByteLiteral) expr).getValue()).intValue();
            BigInteger absValue = new BigInteger(String.valueOf(Math.sin(originalValue)));
            return new ByteLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof IntegerLiteral) {
            int originalValue = ((Number) ((IntegerLiteral) expr).getValue()).intValue();
            Double absValue = new Double(Math.sin(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof FloatingPointLiteral) {
            double originalValue = ((BigDecimal) ((FloatingPointLiteral) expr).getValue()).doubleValue();
            Double absValue = new Double(Math.sin(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.sin()", expr);
    } else {
        // Relay to the equivalent "sin(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "sin", null, args);
    }
}

Example 12 with SQLLiteral

use of org.datanucleus.store.rdbms.sql.expression.SQLLiteral in project datanucleus-rdbms by datanucleus.

the class MathTanMethod method getExpression.

/* (non-Javadoc)
     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
     */
public SQLExpression getExpression(SQLStatement stmt, SQLExpression ignore, List<SQLExpression> args) {
    if (args == null || args.size() == 0) {
        throw new NucleusUserException("Cannot invoke Math.tan without an argument");
    }
    SQLExpression expr = args.get(0);
    if (expr == null) {
        return new NullLiteral(stmt, null, null, null);
    } else if (expr instanceof SQLLiteral) {
        if (expr instanceof ByteLiteral) {
            int originalValue = ((BigInteger) ((ByteLiteral) expr).getValue()).intValue();
            BigInteger absValue = new BigInteger(String.valueOf(Math.tan(originalValue)));
            return new ByteLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof IntegerLiteral) {
            int originalValue = ((Number) ((IntegerLiteral) expr).getValue()).intValue();
            Double absValue = new Double(Math.tan(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof FloatingPointLiteral) {
            double originalValue = ((BigDecimal) ((FloatingPointLiteral) expr).getValue()).doubleValue();
            Double absValue = new Double(Math.tan(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.tan()", expr);
    } else {
        // Relay to the equivalent "tan(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "tan", null, args);
    }
}

Example 13 with SQLLiteral

use of org.datanucleus.store.rdbms.sql.expression.SQLLiteral in project datanucleus-rdbms by datanucleus.

the class StringStartsWithMethod method getExpression.

/* (non-Javadoc)
     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
     */
public SQLExpression getExpression(SQLStatement stmt, SQLExpression expr, List<SQLExpression> args) {
    if (args == null || args.size() == 0 || args.size() > 2) {
        throw new NucleusException(Localiser.msg("060003", "startsWith", "StringExpression", 0, "StringExpression/CharacterExpression/Parameter"));
    }
    SQLExpression substrExpr = args.get(0);
    if (!(substrExpr instanceof StringExpression) && !(substrExpr instanceof CharacterExpression) && !(substrExpr instanceof ParameterLiteral)) {
        throw new NucleusException(Localiser.msg("060003", "startsWith", "StringExpression", 0, "StringExpression/CharacterExpression/Parameter"));
    }
    if (args.size() > 1) {
        // TODO Use numExpr in a SUBSTRING
        if (substrExpr.isParameter()) {
            // Any pattern expression cannot be a parameter here
            SQLLiteral substrLit = (SQLLiteral) substrExpr;
            stmt.getQueryGenerator().useParameterExpressionAsLiteral(substrLit);
            if (substrLit.getValue() == null) {
                return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr));
            }
        }
        SQLExpression likeSubstrExpr = new StringLiteral(stmt, expr.getJavaTypeMapping(), '%', null);
        return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr).add(likeSubstrExpr));
    }
    // Create a new StringExpression and manually update its SQL
    if (substrExpr.isParameter()) {
        // Any pattern expression cannot be a parameter here
        SQLLiteral substrLit = (SQLLiteral) substrExpr;
        stmt.getQueryGenerator().useParameterExpressionAsLiteral(substrLit);
        if (substrLit.getValue() == null) {
            return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr));
        }
    }
    SQLExpression likeSubstrExpr = new StringLiteral(stmt, expr.getJavaTypeMapping(), '%', null);
    return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr).add(likeSubstrExpr));
}

Example 14 with SQLLiteral

use of org.datanucleus.store.rdbms.sql.expression.SQLLiteral in project datanucleus-rdbms by datanucleus.

the class StringEndsWithMethod method getExpression.

/* (non-Javadoc)
     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
     */
public SQLExpression getExpression(SQLStatement stmt, SQLExpression expr, List<SQLExpression> args) {
    if (args == null || args.size() == 0 || args.size() > 2) {
        throw new NucleusException(Localiser.msg("060003", "endsWith", "StringExpression", 0, "StringExpression/CharacterExpression/ParameterLiteral"));
    }
    SQLExpression substrExpr = args.get(0);
    if (!(substrExpr instanceof StringExpression) && !(substrExpr instanceof CharacterExpression) && !(substrExpr instanceof ParameterLiteral)) {
        throw new NucleusException(Localiser.msg("060003", "endsWith", "StringExpression", 0, "StringExpression/CharacterExpression/ParameterLiteral"));
    }
    if (args.size() > 1) {
        // TODO Use numExpr in a SUBSTRING
        if (substrExpr.isParameter()) {
            // Any pattern expression cannot be a parameter here
            SQLLiteral substrLit = (SQLLiteral) substrExpr;
            stmt.getQueryGenerator().useParameterExpressionAsLiteral(substrLit);
            if (substrLit.getValue() == null) {
                return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr));
            }
        }
        SQLExpression likeSubstrExpr = new StringLiteral(stmt, expr.getJavaTypeMapping(), '%', null);
        return new BooleanExpression(expr, Expression.OP_LIKE, likeSubstrExpr.add(ExpressionUtils.getEscapedPatternExpression(substrExpr)));
    }
    // Create a new StringExpression and manually update its SQL
    if (substrExpr.isParameter()) {
        // Any pattern expression cannot be a parameter here
        SQLLiteral substrLit = (SQLLiteral) substrExpr;
        stmt.getQueryGenerator().useParameterExpressionAsLiteral(substrLit);
        if (substrLit.getValue() == null) {
            return new BooleanExpression(expr, Expression.OP_LIKE, ExpressionUtils.getEscapedPatternExpression(substrExpr));
        }
    }
    SQLExpression likeSubstrExpr = new StringLiteral(stmt, expr.getJavaTypeMapping(), '%', null);
    return new BooleanExpression(expr, Expression.OP_LIKE, likeSubstrExpr.add(ExpressionUtils.getEscapedPatternExpression(substrExpr)));
}

Example 15 with SQLLiteral

use of org.datanucleus.store.rdbms.sql.expression.SQLLiteral in project datanucleus-rdbms by datanucleus.

the class MathToRadiansMethod method getExpression.

/* (non-Javadoc)
     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
     */
public SQLExpression getExpression(SQLStatement stmt, SQLExpression ignore, List<SQLExpression> args) {
    if (args == null || args.size() == 0) {
        throw new NucleusUserException("Cannot invoke Math.toRadians without an argument");
    }
    SQLExpression expr = args.get(0);
    if (expr == null) {
        return new NullLiteral(stmt, null, null, null);
    } else if (expr instanceof SQLLiteral) {
        if (expr instanceof ByteLiteral) {
            int originalValue = ((BigInteger) ((ByteLiteral) expr).getValue()).intValue();
            BigInteger absValue = new BigInteger(String.valueOf(Math.cos(originalValue)));
            return new ByteLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof IntegerLiteral) {
            int originalValue = ((Number) ((IntegerLiteral) expr).getValue()).intValue();
            Double absValue = new Double(Math.cos(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        } else if (expr instanceof FloatingPointLiteral) {
            double originalValue = ((BigDecimal) ((FloatingPointLiteral) expr).getValue()).doubleValue();
            Double absValue = new Double(Math.cos(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.toRadians()", expr);
    } else {
        // Relay to the equivalent "radians(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "radians", null, args);
    }
}