svn-gvsig-desktop / tags / v1_1_Build_1010 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / drivers / XTypes.java @ 12804
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/*
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* Created on 26-oct-2005
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*
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* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.drivers; |
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import java.math.BigDecimal; |
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import java.nio.ByteBuffer; |
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import java.sql.ResultSet; |
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import java.sql.ResultSetMetaData; |
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import java.sql.SQLException; |
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import java.sql.Timestamp; |
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import java.sql.Types; |
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import com.hardcode.gdbms.engine.values.BooleanValue; |
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import com.hardcode.gdbms.engine.values.DateValue; |
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import com.hardcode.gdbms.engine.values.DoubleValue; |
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import com.hardcode.gdbms.engine.values.FloatValue; |
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import com.hardcode.gdbms.engine.values.IntValue; |
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import com.hardcode.gdbms.engine.values.LongValue; |
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import com.hardcode.gdbms.engine.values.NullValue; |
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import com.hardcode.gdbms.engine.values.ShortValue; |
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import com.hardcode.gdbms.engine.values.StringValue; |
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import com.hardcode.gdbms.engine.values.TimeValue; |
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import com.hardcode.gdbms.engine.values.TimestampValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.hardcode.gdbms.engine.values.ValueFactory; |
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public class XTypes { |
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public final static double NUM_msSecs2000 = 9.466776E11; |
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public final static int POINT2D = 100; |
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public final static int LINE2D = 101; |
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public final static int POLYGON2D = 102; |
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public final static int MULTI2D = 103; |
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public static String fieldTypeToString(int fieldType) { |
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String aux = "text"; // Por defecto. |
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switch (fieldType) {
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case Types.SMALLINT: |
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aux = "integer";
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break;
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case Types.INTEGER: |
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aux = "integer";
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break;
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case Types.BIGINT: |
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aux = "integer";
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break;
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case Types.BOOLEAN: |
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aux = "boolean";
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break;
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case Types.DECIMAL: |
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aux = "numeric";
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break;
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case Types.DOUBLE: |
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aux = "float8";
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break;
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case Types.FLOAT: |
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aux = "float";
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break;
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case Types.CHAR: |
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aux = "char";
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break;
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case Types.VARCHAR: |
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aux = "text";
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break;
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case Types.LONGVARCHAR: |
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aux = "text";
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break;
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case POINT2D:
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aux = "POINT";
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break;
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case LINE2D:
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aux = "MULTILINESTRING";
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break;
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case POLYGON2D:
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aux = "MULTIPOLYGON";
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break;
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case MULTI2D:
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aux = "GEOMETRY";
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break;
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} |
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return aux;
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} |
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/**
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* @param fieldId
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* @throws SQLException
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*/
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public static Value getValue(ResultSet rs, int fieldId) throws SQLException { |
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byte[] data; |
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data = rs.getBytes(fieldId); |
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Value val = null;
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ResultSetMetaData metaData = rs.getMetaData();
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if (data == null) |
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val = ValueFactory.createNullValue(); |
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else {
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ByteBuffer buf = ByteBuffer.wrap(data); |
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if (metaData.getColumnType(fieldId) == Types.VARCHAR) |
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val = ValueFactory.createValue(rs.getString(fieldId)); |
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if (metaData.getColumnType(fieldId) == Types.FLOAT) |
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val = ValueFactory.createValue(buf.getFloat()); |
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if (metaData.getColumnType(fieldId) == Types.DOUBLE) |
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val = ValueFactory.createValue(buf.getDouble()); |
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if (metaData.getColumnType(fieldId) == Types.INTEGER) |
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val = ValueFactory.createValue(buf.getInt()); |
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if (metaData.getColumnType(fieldId) == Types.SMALLINT) |
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val = ValueFactory.createValue(buf.getShort()); |
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if (metaData.getColumnType(fieldId) == Types.TINYINT) |
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val = ValueFactory.createValue(buf.getShort()); |
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if (metaData.getColumnType(fieldId) == Types.BIGINT) |
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val = ValueFactory.createValue(buf.getLong()); |
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if (metaData.getColumnType(fieldId) == Types.BIT || metaData.getColumnType(fieldId) == Types.BOOLEAN ) |
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val = ValueFactory.createValue(rs.getBoolean(fieldId)); |
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if (metaData.getColumnType(fieldId) == Types.DATE) |
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val = ValueFactory.createValue(rs.getDate(fieldId)); |
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if (metaData.getColumnType(fieldId) == Types.TIME) |
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val = ValueFactory.createValue(rs.getTime(fieldId)); |
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if (metaData.getColumnType(fieldId) == Types.TIMESTAMP) |
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val = ValueFactory.createValue(rs.getTimestamp(fieldId)); |
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} |
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return val;
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} |
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public static void updateValue(ResultSet rs, int fieldId_ceroBased, |
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Value val) throws SQLException { |
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if (val instanceof NullValue) |
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return;
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// byte[] data;
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ResultSetMetaData metaData = rs.getMetaData();
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int fieldId = fieldId_ceroBased + 1; |
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// System.out.println("EScritrua: " + metaData.isDefinitelyWritable(1));
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switch (val.getSQLType()) {
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case Types.VARCHAR: |
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case Types.LONGVARCHAR: |
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// Para evitar escribir en el campo geometria:
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if (metaData.getColumnType(fieldId) == Types.OTHER) |
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return;
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StringValue valStr = (StringValue) val; |
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rs.updateString(fieldId, valStr.getValue()); |
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// System.out.println("Field " + fieldId + " :" +
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// metaData.getColumnTypeName(fieldId));
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break;
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case Types.FLOAT: |
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FloatValue vFloat = (FloatValue) val; |
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rs.updateFloat(fieldId, vFloat.getValue()); |
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break;
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case Types.DOUBLE: |
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DoubleValue vDouble = (DoubleValue) val; |
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rs.updateDouble(fieldId, vDouble.getValue()); |
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break;
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case Types.INTEGER: |
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IntValue vInt = (IntValue) val; |
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rs.updateInt(fieldId, vInt.getValue()); |
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break;
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case Types.SMALLINT: |
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ShortValue vShort = (ShortValue) val; |
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rs.updateShort(fieldId, vShort.shortValue()); |
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break;
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case Types.BIGINT: |
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LongValue vLong = (LongValue) val; |
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rs.updateLong(fieldId, vLong.getValue()); |
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break;
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case Types.BIT: |
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case Types.BOOLEAN: |
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BooleanValue vBool = (BooleanValue) val; |
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rs.updateBoolean(fieldId, vBool.getValue()); |
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break;
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case Types.DATE: |
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DateValue vDate = (DateValue) val; |
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rs.updateDate(fieldId, vDate.getValue()); |
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break;
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case Types.TIME: |
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TimeValue vTime = (TimeValue) val; |
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rs.updateTime(fieldId, vTime.getValue()); |
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break;
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case Types.TIMESTAMP: |
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TimestampValue vTimeStamp = (TimestampValue) val; |
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rs.updateTimestamp(fieldId, vTimeStamp.getValue()); |
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break;
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default:
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System.err.println("Tipo no soportado:" |
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+ metaData.getColumnType(fieldId) + ". Field:" + fieldId
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+ ": " + metaData.getColumnName(fieldId));
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// throw new UnsupportedOperationException();
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} |
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} |
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} |