Example usage for java.sql Types DECIMAL

List of usage examples for java.sql Types DECIMAL

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Introduction

In this page you can find the example usage for java.sql Types DECIMAL.

Prototype

int DECIMAL

To view the source code for java.sql Types DECIMAL.

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Document

The constant in the Java programming language, sometimes referred to as a type code, that identifies the generic SQL type DECIMAL.

Usage

From source file:madgik.exareme.master.queryProcessor.analyzer.stat.ExternalStat.java

private int computeColumnSize(String columnName, int columnType, String table_sample) throws Exception {
    int columnSize = 0;
    if (columnType == Types.INTEGER || columnType == Types.REAL || columnType == Types.DOUBLE
            || columnType == Types.DECIMAL || columnType == Types.FLOAT || columnType == Types.NUMERIC) {
        columnSize = NUM_SIZE;/*from ww w.j a va2 s .c  om*/
    } else if (columnType == Types.VARCHAR) {
        String query0 = "select max(length(" + columnName + ")) as length from (select " + columnName + " from "
                + table_sample + ") A" + " where " + columnName + " is not null limit " + MAX_STRING_SAMPLE;

        if (con.getClass().getName().contains("oracle")) {
            query0 = "select max(length(" + columnName + ")) as length from (select " + columnName + " from "
                    + table_sample + ") A" + " where " + columnName + " is not null and ROWNUM< "
                    + MAX_STRING_SAMPLE;
        }
        log.debug("executing col size query:" + query0);
        Statement stmt0 = con.createStatement();
        ResultSet rs0 = stmt0.executeQuery(query0);

        while (rs0.next()) {
            columnSize = rs0.getInt("length");
        }
        rs0.close();
        stmt0.close();

    } else if (columnType == Types.BLOB)
        columnSize = BLOB_SIZE;

    return columnSize;
}

From source file:br.bookmark.db.util.ResultSetUtils.java

/**
 * Map JDBC objects to Java equivalents.
 * Used by getBean() and getBeans().//from  www. j a va2  s  . c om
 * <p>
 * Some types not supported.
 * Many not work with all drivers.
 * <p>
 * Makes binary conversions of BIGINT, DATE, DECIMAL, DOUBLE, FLOAT, INTEGER,
 * REAL, SMALLINT, TIME, TIMESTAMP, TINYINT.
 * Makes Sting conversions of CHAR, CLOB, VARCHAR, LONGVARCHAR, BLOB, LONGVARBINARY,
 * VARBINARY.
 * <p>
 * DECIMAL, INTEGER, SMALLINT, TIMESTAMP, CHAR, VARCHAR tested with MySQL and Poolman.
 * Others not guaranteed.
 * @param classeDestino 
 * @throws NoSuchFieldException 
 * @throws SecurityException 
 */
private static void putEntry(Map properties, ResultSetMetaData metaData, ResultSet resultSet, int i,
        Class classeDestino) throws Exception {

    /*
    In a perfect universe, this would be enough
    properties.put(
        metaData.getColumnName(i),
        resultSet.getObject(i));
    But only String, Timestamp, and Integer seem to get through that way.
    */

    String columnName = metaData.getColumnName(i);

    // Testa se  uma FK
    /*Field[] fields = classeDestino.getDeclaredFields();
    for (int j = 0; j < fields.length; j++) {
    if (fields[j].getAnnotation(DBFK.class) != null) {
        properties.put(columnName, resultSet.getString(i));
    }
    }*/
    //System.out.println(i+"-"+metaData.getColumnType(i));
    switch (metaData.getColumnType(i)) {

    // http://java.sun.com/j2se/1.3.0/docs/api/java/sql/Types.html

    case Types.BIGINT:
        properties.put(columnName, new Long(resultSet.getLong(i)));
        break;

    case Types.DATE:
        properties.put(columnName, resultSet.getDate(i));
        break;

    case Types.DECIMAL:
    case Types.DOUBLE:
        properties.put(columnName, new Double(resultSet.getDouble(i)));
        break;

    case Types.FLOAT:
        properties.put(columnName, new Float(resultSet.getFloat(i)));
        break;

    case Types.INTEGER:
        int valor = 0;
        try { // Se o campo esta vazio d erro
            valor = resultSet.getInt(i);
        } catch (SQLException e) {
        }
        properties.put(columnName, new Integer(valor));
        break;

    case Types.REAL:
        properties.put(columnName, new Double(resultSet.getString(i)));
        break;

    case Types.SMALLINT:
        properties.put(columnName, new Short(resultSet.getShort(i)));
        break;

    case Types.TIME:
        properties.put(columnName, resultSet.getTime(i));
        break;

    case Types.TIMESTAMP:
        properties.put(columnName, resultSet.getTimestamp(i));
        break;

    // :FIXME: Throws java.lang.ClassCastException: java.lang.Integer
    // :FIXME: with Poolman and MySQL unless use getString.
    case Types.TINYINT:
        properties.put(columnName, new Byte(resultSet.getString(i)));
        break;

    case Types.CHAR:
    case Types.CLOB:
    case Types.VARCHAR:
    case Types.LONGVARCHAR:
        // :FIXME: Handle binaries differently?
    case Types.BLOB:
    case Types.LONGVARBINARY:
    case Types.VARBINARY:
        properties.put(columnName, resultSet.getString(i));
        break;

    /*
        :FIXME: Add handlers for
        ARRAY
        BINARY
        BIT
        DISTINCT
        JAVA_OBJECT
        NULL
        NUMERIC
        OTHER
        REF
        STRUCT
    */

    // Otherwise, pass as *String property to be converted
    default:
        properties.put(columnName + "String", resultSet.getString(i));
        break;
    } // end switch

}

From source file:org.jfree.data.jdbc.JDBCCategoryDataset.java

/**
 * Populates the dataset by executing the supplied query against the
 * existing database connection.  If no connection exists then no action
 * is taken./* w  w w . ja va  2 s  . c om*/
 * <p>
 * The results from the query are extracted and cached locally, thus
 * applying an upper limit on how many rows can be retrieved successfully.
 *
 * @param con  the connection.
 * @param query  the query.
 *
 * @throws SQLException if there is a problem executing the query.
 */
public void executeQuery(Connection con, String query) throws SQLException {

    Statement statement = null;
    ResultSet resultSet = null;
    try {
        statement = con.createStatement();
        resultSet = statement.executeQuery(query);
        ResultSetMetaData metaData = resultSet.getMetaData();

        int columnCount = metaData.getColumnCount();

        if (columnCount < 2) {
            throw new SQLException("JDBCCategoryDataset.executeQuery() : insufficient columns "
                    + "returned from the database.");
        }

        // Remove any previous old data
        int i = getRowCount();
        while (--i >= 0) {
            removeRow(i);
        }

        while (resultSet.next()) {
            // first column contains the row key...
            Comparable rowKey = resultSet.getString(1);
            for (int column = 2; column <= columnCount; column++) {

                Comparable columnKey = metaData.getColumnName(column);
                int columnType = metaData.getColumnType(column);

                switch (columnType) {
                case Types.TINYINT:
                case Types.SMALLINT:
                case Types.INTEGER:
                case Types.BIGINT:
                case Types.FLOAT:
                case Types.DOUBLE:
                case Types.DECIMAL:
                case Types.NUMERIC:
                case Types.REAL: {
                    Number value = (Number) resultSet.getObject(column);
                    if (this.transpose) {
                        setValue(value, columnKey, rowKey);
                    } else {
                        setValue(value, rowKey, columnKey);
                    }
                    break;
                }
                case Types.DATE:
                case Types.TIME:
                case Types.TIMESTAMP: {
                    Date date = (Date) resultSet.getObject(column);
                    Number value = new Long(date.getTime());
                    if (this.transpose) {
                        setValue(value, columnKey, rowKey);
                    } else {
                        setValue(value, rowKey, columnKey);
                    }
                    break;
                }
                case Types.CHAR:
                case Types.VARCHAR:
                case Types.LONGVARCHAR: {
                    String string = (String) resultSet.getObject(column);
                    try {
                        Number value = Double.valueOf(string);
                        if (this.transpose) {
                            setValue(value, columnKey, rowKey);
                        } else {
                            setValue(value, rowKey, columnKey);
                        }
                    } catch (NumberFormatException e) {
                        // suppress (value defaults to null)
                    }
                    break;
                }
                default:
                    // not a value, can't use it (defaults to null)
                    break;
                }
            }
        }

        fireDatasetChanged(new DatasetChangeInfo());
        //TODO: fill in real change info
    } finally {
        if (resultSet != null) {
            try {
                resultSet.close();
            } catch (Exception e) {
                // report this?
            }
        }
        if (statement != null) {
            try {
                statement.close();
            } catch (Exception e) {
                // report this?
            }
        }
    }
}

From source file:org.jumpmind.db.platform.interbase.InterbaseDdlReader.java

protected void adjustColumns(Table table) {
    Column[] columns = table.getColumns();

    for (int idx = 0; idx < columns.length; idx++) {
        if (columns[idx].getMappedTypeCode() == Types.FLOAT) {
            columns[idx].setMappedTypeCode(Types.REAL);
        } else if ((columns[idx].getMappedTypeCode() == Types.NUMERIC)
                || (columns[idx].getMappedTypeCode() == Types.DECIMAL)) {
            if ((columns[idx].getMappedTypeCode() == Types.NUMERIC) && (columns[idx].getSizeAsInt() == 18)
                    && (columns[idx].getScale() == 0)) {
                columns[idx].setMappedTypeCode(Types.BIGINT);
            }/*from  w  w  w  . j a v a 2  s. c  o m*/
        } else if (TypeMap.isTextType(columns[idx].getMappedTypeCode())) {
            columns[idx].setDefaultValue(unescape(columns[idx].getDefaultValue(), "'", "''"));
        }
    }
}

From source file:org.pentaho.metadata.util.SQLModelGenerator.java

private static DataType converDataType(int type) {
    switch (type) {
    case Types.FLOAT:
    case Types.BIT:
    case Types.DOUBLE:
    case Types.SMALLINT:
    case Types.REAL:
    case Types.DECIMAL:
    case Types.BIGINT:
    case Types.INTEGER:
    case Types.NUMERIC:
        return DataType.NUMERIC;

    case Types.BINARY:
    case Types.CLOB:
    case Types.BLOB:
        return DataType.BINARY;

    case Types.BOOLEAN:
        return DataType.BOOLEAN;

    case Types.DATE:
        return DataType.DATE;

    case Types.TIMESTAMP:
        return DataType.DATE;

    case Types.LONGVARCHAR:
    case Types.VARCHAR:
        return DataType.STRING;

    default:/*  www . j av a  2s  .  c o m*/
        return DataType.UNKNOWN;
    }
}

From source file:org.apache.hadoop.sqoop.manager.SqlManager.java

public String toJavaType(int sqlType) {
    // mappings from http://java.sun.com/j2se/1.3/docs/guide/jdbc/getstart/mapping.html
    if (sqlType == Types.INTEGER) {
        return "Integer";
    } else if (sqlType == Types.VARCHAR) {
        return "String";
    } else if (sqlType == Types.CHAR) {
        return "String";
    } else if (sqlType == Types.LONGVARCHAR) {
        return "String";
    } else if (sqlType == Types.NUMERIC) {
        return "java.math.BigDecimal";
    } else if (sqlType == Types.DECIMAL) {
        return "java.math.BigDecimal";
    } else if (sqlType == Types.BIT) {
        return "Boolean";
    } else if (sqlType == Types.BOOLEAN) {
        return "Boolean";
    } else if (sqlType == Types.TINYINT) {
        return "Integer";
    } else if (sqlType == Types.SMALLINT) {
        return "Integer";
    } else if (sqlType == Types.BIGINT) {
        return "Long";
    } else if (sqlType == Types.REAL) {
        return "Float";
    } else if (sqlType == Types.FLOAT) {
        return "Double";
    } else if (sqlType == Types.DOUBLE) {
        return "Double";
    } else if (sqlType == Types.DATE) {
        return "java.sql.Date";
    } else if (sqlType == Types.TIME) {
        return "java.sql.Time";
    } else if (sqlType == Types.TIMESTAMP) {
        return "java.sql.Timestamp";
    } else {/* w ww  .j av  a2  s.c  o  m*/
        // TODO(aaron): Support BINARY, VARBINARY, LONGVARBINARY, DISTINCT, CLOB, BLOB, ARRAY,
        // STRUCT, REF, JAVA_OBJECT.
        return null;
    }
}

From source file:org.jumpmind.vaadin.ui.common.CommonUiUtils.java

public static Table putResultsInTable(final ResultSet rs, int maxResultSize, final boolean showRowNumbers,
        String... excludeValues) throws SQLException {

    final Table table = createTable();
    table.setImmediate(true);/*from  w  ww.  ja va  2  s.co m*/
    table.setSortEnabled(true);
    table.setSelectable(true);
    table.setMultiSelect(true);
    table.setColumnReorderingAllowed(true);
    table.setColumnReorderingAllowed(true);
    table.setColumnCollapsingAllowed(true);

    final ResultSetMetaData meta = rs.getMetaData();
    int columnCount = meta.getColumnCount();
    table.addContainerProperty("#", Integer.class, null);
    Set<String> columnNames = new HashSet<String>();
    Set<Integer> skipColumnIndexes = new HashSet<Integer>();
    int[] types = new int[columnCount];
    for (int i = 1; i <= columnCount; i++) {
        String realColumnName = meta.getColumnName(i);
        String columnName = realColumnName;
        if (!Arrays.asList(excludeValues).contains(columnName)) {

            int index = 1;
            while (columnNames.contains(columnName)) {
                columnName = realColumnName + "_" + index++;
            }
            columnNames.add(columnName);

            Class<?> typeClass = Object.class;
            int type = meta.getColumnType(i);
            types[i - 1] = type;
            switch (type) {
            case Types.FLOAT:
            case Types.DOUBLE:
            case Types.NUMERIC:
            case Types.REAL:
            case Types.DECIMAL:
                typeClass = BigDecimal.class;
                break;
            case Types.TINYINT:
            case Types.SMALLINT:
            case Types.BIGINT:
            case Types.INTEGER:
                typeClass = Long.class;
                break;
            case Types.VARCHAR:
            case Types.CHAR:
            case Types.NVARCHAR:
            case Types.NCHAR:
            case Types.CLOB:
                typeClass = String.class;
            default:
                break;
            }
            table.addContainerProperty(i, typeClass, null);
            table.setColumnHeader(i, columnName);
        } else {
            skipColumnIndexes.add(i - 1);
        }

    }
    int rowNumber = 1;
    while (rs.next() && rowNumber <= maxResultSize) {
        Object[] row = new Object[columnNames.size() + 1];
        row[0] = new Integer(rowNumber);
        int rowIndex = 1;
        for (int i = 0; i < columnCount; i++) {
            if (!skipColumnIndexes.contains(i)) {
                Object o = getObject(rs, i + 1);
                int type = types[i];
                switch (type) {
                case Types.FLOAT:
                case Types.DOUBLE:
                case Types.REAL:
                case Types.NUMERIC:
                case Types.DECIMAL:
                    if (o == null) {
                        o = new BigDecimal(-1);
                    }
                    if (!(o instanceof BigDecimal)) {
                        o = new BigDecimal(castToNumber(o.toString()));
                    }
                    break;
                case Types.TINYINT:
                case Types.SMALLINT:
                case Types.BIGINT:
                case Types.INTEGER:
                    if (o == null) {
                        o = new Long(-1);
                    }

                    if (!(o instanceof Long)) {
                        o = new Long(castToNumber(o.toString()));
                    }
                    break;
                default:
                    break;
                }
                row[rowIndex] = o == null ? NULL_TEXT : o;
                rowIndex++;
            }
        }
        table.addItem(row, rowNumber);
        rowNumber++;
    }

    if (rowNumber < 100) {
        table.setColumnWidth("#", 18);
    } else if (rowNumber < 1000) {
        table.setColumnWidth("#", 25);
    } else {
        table.setColumnWidth("#", 30);
    }

    if (!showRowNumbers) {
        table.setColumnCollapsed("#", true);
    }

    return table;
}

From source file:org.jfree.data.jdbc.JDBCXYDataset.java

/**
 * ExecuteQuery will attempt execute the query passed to it against the
 * provided database connection.  If connection is null then no action is
 * taken.// w  w  w.  j  a v a 2  s. c o  m
 *
 * The results from the query are extracted and cached locally, thus
 * applying an upper limit on how many rows can be retrieved successfully.
 *
 * @param  query  the query to be executed.
 * @param  con  the connection the query is to be executed against.
 *
 * @throws SQLException if there is a problem executing the query.
 */
public void executeQuery(Connection con, String query) throws SQLException {

    if (con == null) {
        throw new SQLException("There is no database to execute the query.");
    }

    ResultSet resultSet = null;
    Statement statement = null;
    try {
        statement = con.createStatement();
        resultSet = statement.executeQuery(query);
        ResultSetMetaData metaData = resultSet.getMetaData();

        int numberOfColumns = metaData.getColumnCount();
        int numberOfValidColumns = 0;
        int[] columnTypes = new int[numberOfColumns];
        for (int column = 0; column < numberOfColumns; column++) {
            try {
                int type = metaData.getColumnType(column + 1);
                switch (type) {

                case Types.NUMERIC:
                case Types.REAL:
                case Types.INTEGER:
                case Types.DOUBLE:
                case Types.FLOAT:
                case Types.DECIMAL:
                case Types.BIT:
                case Types.DATE:
                case Types.TIME:
                case Types.TIMESTAMP:
                case Types.BIGINT:
                case Types.SMALLINT:
                    ++numberOfValidColumns;
                    columnTypes[column] = type;
                    break;
                default:
                    columnTypes[column] = Types.NULL;
                    break;
                }
            } catch (SQLException e) {
                columnTypes[column] = Types.NULL;
                throw e;
            }
        }

        if (numberOfValidColumns <= 1) {
            throw new SQLException("Not enough valid columns where generated by query.");
        }

        /// First column is X data
        this.columnNames = new String[numberOfValidColumns - 1];
        /// Get the column names and cache them.
        int currentColumn = 0;
        for (int column = 1; column < numberOfColumns; column++) {
            if (columnTypes[column] != Types.NULL) {
                this.columnNames[currentColumn] = metaData.getColumnLabel(column + 1);
                ++currentColumn;
            }
        }

        // Might need to add, to free memory from any previous result sets
        if (this.rows != null) {
            for (int column = 0; column < this.rows.size(); column++) {
                ArrayList row = (ArrayList) this.rows.get(column);
                row.clear();
            }
            this.rows.clear();
        }

        // Are we working with a time series.
        switch (columnTypes[0]) {
        case Types.DATE:
        case Types.TIME:
        case Types.TIMESTAMP:
            this.isTimeSeries = true;
            break;
        default:
            this.isTimeSeries = false;
            break;
        }

        // Get all rows.
        // rows = new ArrayList();
        while (resultSet.next()) {
            ArrayList newRow = new ArrayList();
            for (int column = 0; column < numberOfColumns; column++) {
                Object xObject = resultSet.getObject(column + 1);
                switch (columnTypes[column]) {
                case Types.NUMERIC:
                case Types.REAL:
                case Types.INTEGER:
                case Types.DOUBLE:
                case Types.FLOAT:
                case Types.DECIMAL:
                case Types.BIGINT:
                case Types.SMALLINT:
                    newRow.add(xObject);
                    break;

                case Types.DATE:
                case Types.TIME:
                case Types.TIMESTAMP:
                    newRow.add(new Long(((Date) xObject).getTime()));
                    break;
                case Types.NULL:
                    break;
                default:
                    System.err.println("Unknown data");
                    columnTypes[column] = Types.NULL;
                    break;
                }
            }
            this.rows.add(newRow);
        }

        /// a kludge to make everything work when no rows returned
        if (this.rows.size() == 0) {
            ArrayList newRow = new ArrayList();
            for (int column = 0; column < numberOfColumns; column++) {
                if (columnTypes[column] != Types.NULL) {
                    newRow.add(new Integer(0));
                }
            }
            this.rows.add(newRow);
        }

        /// Determine max and min values.
        if (this.rows.size() < 1) {
            this.maxValue = 0.0;
            this.minValue = 0.0;
        } else {
            ArrayList row = (ArrayList) this.rows.get(0);
            this.maxValue = Double.NEGATIVE_INFINITY;
            this.minValue = Double.POSITIVE_INFINITY;
            for (int rowNum = 0; rowNum < this.rows.size(); ++rowNum) {
                row = (ArrayList) this.rows.get(rowNum);
                for (int column = 1; column < numberOfColumns; column++) {
                    Object testValue = row.get(column);
                    if (testValue != null) {
                        double test = ((Number) testValue).doubleValue();

                        if (test < this.minValue) {
                            this.minValue = test;
                        }
                        if (test > this.maxValue) {
                            this.maxValue = test;
                        }
                    }
                }
            }
        }

        fireDatasetChanged(new DatasetChangeInfo());
        //TODO: fill in real change info
    } finally {
        if (resultSet != null) {
            try {
                resultSet.close();
            } catch (Exception e) {
                // TODO: is this a good idea?
            }
        }
        if (statement != null) {
            try {
                statement.close();
            } catch (Exception e) {
                // TODO: is this a good idea?
            }
        }
    }

}

From source file:org.apache.cayenne.migration.MigrationGenerator.java

protected boolean isFixedPoint(int type) {
    return type == Types.DECIMAL || type == Types.NUMERIC;
}

From source file:org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplateTests.java

public void testQueryWithResultSetExtractor() throws SQLException {
    mockResultSet.next();// w w w.  java2  s.co  m
    ctrlResultSet.setReturnValue(true);
    mockResultSet.getInt("id");
    ctrlResultSet.setReturnValue(1);
    mockResultSet.getString("forename");
    ctrlResultSet.setReturnValue("rod");
    mockResultSet.close();
    ctrlResultSet.setVoidCallable();

    mockPreparedStatement.setObject(1, new Integer(1), Types.DECIMAL);
    ctrlPreparedStatement.setVoidCallable();
    mockPreparedStatement.setString(2, "UK");
    ctrlPreparedStatement.setVoidCallable();
    mockPreparedStatement.executeQuery();
    ctrlPreparedStatement.setReturnValue(mockResultSet);
    if (debugEnabled) {
        mockPreparedStatement.getWarnings();
        ctrlPreparedStatement.setReturnValue(null);
    }
    mockPreparedStatement.close();
    ctrlPreparedStatement.setVoidCallable();

    mockConnection.prepareStatement(SELECT_NAMED_PARAMETERS_PARSED);
    ctrlConnection.setReturnValue(mockPreparedStatement);

    replay();

    NamedParameterJdbcTemplate jt = new NamedParameterJdbcTemplate(mockDataSource);
    Map params = new HashMap();
    params.put("id", new SqlParameterValue(Types.DECIMAL, new Integer(1)));
    params.put("country", "UK");
    Customer cust = (Customer) jt.query(SELECT_NAMED_PARAMETERS, params, new ResultSetExtractor() {
        public Object extractData(ResultSet rs) throws SQLException, DataAccessException {
            rs.next();
            Customer cust = new Customer();
            cust.setId(rs.getInt(COLUMN_NAMES[0]));
            cust.setForename(rs.getString(COLUMN_NAMES[1]));
            return cust;
        }
    });
    assertTrue("Customer id was assigned correctly", cust.getId() == 1);
    assertTrue("Customer forename was assigned correctly", cust.getForename().equals("rod"));
}