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

Example 16 with IntegerLiteral

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

the class StringLengthMethod 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 (!expr.isParameter() && expr instanceof StringLiteral) {
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        JavaTypeMapping m = exprFactory.getMappingForType(int.class, false);
        String val = (String) ((StringLiteral) expr).getValue();
        return new IntegerLiteral(stmt, m, Integer.valueOf(val.length()), null);
    } else if (expr instanceof StringExpression || expr instanceof ParameterLiteral) {
        ArrayList funcArgs = new ArrayList();
        funcArgs.add(expr);
        return new NumericExpression(stmt, stmt.getSQLExpressionFactory().getMappingForType(int.class), "CHAR_LENGTH", funcArgs);
    } else {
        throw new NucleusException(Localiser.msg("060001", "length", expr));
    }
}

Example 17 with IntegerLiteral

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

the class MathAtanMethod 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.atan 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.atan(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.atan(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.atan(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.atan()", expr);
    } else {
        // Relay to the equivalent "atan(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "atan", null, args);
    }
}

Example 18 with IntegerLiteral

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

the class MathCeilMethod 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.ceil 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(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(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.ceil(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.ceil()", expr);
    } else {
        // Relay to the equivalent "ceil(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "ceil", null, args);
    }
}

Example 19 with IntegerLiteral

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

the class MathExpMethod 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.exp 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.exp(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.exp(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.exp(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.exp()", expr);
    } else {
        // Relay to the equivalent "exp(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "exp", null, args);
    }
}

Example 20 with IntegerLiteral

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

the class MathFloorMethod 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.floor 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.floor(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.floor(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.floor(originalValue));
            return new FloatingPointLiteral(stmt, expr.getJavaTypeMapping(), absValue, null);
        }
        throw new IllegalExpressionOperationException("Math.floor()", expr);
    } else {
        // Relay to the equivalent "floor(expr)" function
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        return exprFactory.invokeMethod(stmt, null, "floor", null, args);
    }
}