/* * GeoTools - The Open Source Java GIS Toolkit * http://geotools.org * * (C) 2006-2008, Open Source Geospatial Foundation (OSGeo) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * */ package org.geotools.data.sql; import java.math.BigDecimal; import java.sql.Array; import java.sql.Blob; import java.sql.Clob; import java.sql.DatabaseMetaData; import java.sql.Ref; import java.sql.ResultSet; import java.sql.ResultSetMetaData; import java.sql.SQLException; import java.sql.SQLWarning; import java.sql.Statement; import java.util.Calendar; import java.util.Iterator; import java.util.LinkedList; import java.util.List; public class RsMd2DbMdResultSet implements ResultSet { private static final int TABLE_CAT = 1; //String => table catalog (may be null) private static final int TABLE_SCHEM = 2; // String => table schema (may be null) private static final int TABLE_NAME = 3; // String => table name private static final int COLUMN_NAME = 4; // String => column name private static final int DATA_TYPE = 5; // int => SQL type from java.sql.Types private static final int TYPE_NAME = 6; // String => Data source dependent type name, for a UDT the type name is fully qualified private static final int COLUMN_SIZE = 7; // int => column size. For char or date types this is the maximum number of characters, for numeric or decimal types this is precision. private static final int BUFFER_LENGTH = 8; // is not used. private static final int DECIMAL_DIGITS = 9; // int => the number of fractional digits private static final int NUM_PREC_RADIX = 10; // int => Radix (typically either 10 or 2) private static final int NULLABLE = 11; // int => is NULL allowed. //columnNoNulls - might not allow NULL values //columnNullable - definitely allows NULL values //columnNullableUnknown - nullability unknown private static final int REMARKS = 12; //String => comment describing column (may be null) private static final int COLUMN_DEF = 13; //String => default value (may be null) private static final int SQL_DATA_TYPE = 14; //int => unused private static final int SQL_DATETIME_SUB = 15; //int => unused private static final int CHAR_OCTET_LENGTH = 16; //int => for char types the maximum number of bytes in the column private static final int ORDINAL_POSITION = 17; //int => index of column in table (starting at 1) private static final int IS_NULLABLE = 18; //String => "NO" means column definitely does not allow NULL values; "YES" means the column might allow NULL values. An empty string means nobody knows. private static final int SCOPE_CATLOG = 19; //String => catalog of table that is the scope of a reference attribute (null if DATA_TYPE isn't REF) private static final int SCOPE_SCHEMA = 20; //String => schema of table that is the scope of a reference attribute (null if the DATA_TYPE isn't REF) private static final int SCOPE_TABLE = 21; //String => table name that this the scope of a reference attribure (null if the DATA_TYPE isn't REF) private static final int SOURCE_DATA_TYPE = 22; //short => source type of a distinct type or user-generated Ref type, SQL type from java.sql.Types (null if DATA_TYPE isn't DISTINCT or user-generated REF) private List contents; private Object[] currentRow; private Iterator iterator; public RsMd2DbMdResultSet(ResultSetMetaData rsmd)throws SQLException { contents = new LinkedList(); final int colCount = rsmd.getColumnCount(); for(int i = 1; i <= colCount; i++){ Object[] row = new Object[23]; //index 0 not used row[TABLE_CAT] = rsmd.getCatalogName(i); row[TABLE_SCHEM] = rsmd.getSchemaName(i); row[TABLE_NAME] = rsmd.getTableName(i); row[COLUMN_NAME] = rsmd.getColumnName(i); row[DATA_TYPE] = new Integer(rsmd.getColumnType(i)); row[TYPE_NAME] = rsmd.getColumnTypeName(i); row[COLUMN_SIZE] = new Integer(rsmd.getColumnDisplaySize(i)); row[DECIMAL_DIGITS] = new Integer( rsmd.getScale(i)); row[NULLABLE] = new Integer(rsmd.isNullable(i)); row[REMARKS] = rsmd.getColumnLabel(i); contents.add(row); } this.iterator = contents.iterator(); } public String getString(int columnIndex) throws SQLException{ Object val = this.currentRow[columnIndex]; String retVal = val == null? null : String.valueOf(val); return retVal; } public int getInt(int columnIndex) throws SQLException{ Object val = this.currentRow[columnIndex]; int intVal = ((Number)val).intValue(); return intVal; } public boolean next() throws SQLException{ boolean hasNext = this.iterator.hasNext(); if(hasNext){ this.currentRow = (Object[])this.iterator.next(); } return hasNext; } /** * Releases this <code>ResultSet</code> object's database and * JDBC resources immediately instead of waiting for * this to happen when it is automatically closed. * * <P><B>Note:</B> A <code>ResultSet</code> object * is automatically closed by the * <code>Statement</code> object that generated it when * that <code>Statement</code> object is closed, * re-executed, or is used to retrieve the next result from a * sequence of multiple results. A <code>ResultSet</code> object * is also automatically closed when it is garbage collected. * * @exception SQLException if a database access error occurs */ public void close() throws SQLException{ this.currentRow = null; this.iterator = null; this.contents = null; } //////////////////////////////////////////////////////////////// // the rest of methods throw unsupported operation exception // //////////////////////////////////////////////////////////////// public boolean wasNull() throws SQLException{ throw new UnsupportedOperationException(); } public boolean getBoolean(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public byte getByte(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public short getShort(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public long getLong(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public float getFloat(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public double getDouble(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public BigDecimal getBigDecimal(int columnIndex, int scale) throws SQLException{ throw new UnsupportedOperationException(); } public byte[] getBytes(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Date getDate(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Time getTime(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Timestamp getTimestamp(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getAsciiStream(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getUnicodeStream(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getBinaryStream(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public String getString(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public boolean getBoolean(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public byte getByte(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public short getShort(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public int getInt(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public long getLong(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public float getFloat(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public double getDouble(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public BigDecimal getBigDecimal(String columnName, int scale) throws SQLException{ throw new UnsupportedOperationException(); } public byte[] getBytes(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Date getDate(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Time getTime(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Timestamp getTimestamp(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getAsciiStream(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getUnicodeStream(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.InputStream getBinaryStream(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public SQLWarning getWarnings() throws SQLException{ throw new UnsupportedOperationException(); } public void clearWarnings() throws SQLException{ throw new UnsupportedOperationException(); } public String getCursorName() throws SQLException{ throw new UnsupportedOperationException(); } public ResultSetMetaData getMetaData() throws SQLException{ throw new UnsupportedOperationException(); } public Object getObject(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public Object getObject(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public int findColumn(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.Reader getCharacterStream(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.io.Reader getCharacterStream(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public BigDecimal getBigDecimal(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public BigDecimal getBigDecimal(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public boolean isBeforeFirst() throws SQLException{ throw new UnsupportedOperationException(); } public boolean isAfterLast() throws SQLException{ throw new UnsupportedOperationException(); } public boolean isFirst() throws SQLException{ throw new UnsupportedOperationException(); } public boolean isLast() throws SQLException{ throw new UnsupportedOperationException(); } public void beforeFirst() throws SQLException{ throw new UnsupportedOperationException(); } public void afterLast() throws SQLException{ throw new UnsupportedOperationException(); } public boolean first() throws SQLException{ throw new UnsupportedOperationException(); } public boolean last() throws SQLException{ throw new UnsupportedOperationException(); } public int getRow() throws SQLException{ throw new UnsupportedOperationException(); } public boolean absolute( int row ) throws SQLException{ throw new UnsupportedOperationException(); } public boolean relative( int rows ) throws SQLException{ throw new UnsupportedOperationException(); } public boolean previous() throws SQLException{ throw new UnsupportedOperationException(); } public void setFetchDirection(int direction) throws SQLException{ throw new UnsupportedOperationException(); } public int getFetchDirection() throws SQLException{ throw new UnsupportedOperationException(); } public void setFetchSize(int rows) throws SQLException{ throw new UnsupportedOperationException(); } public int getFetchSize() throws SQLException{ throw new UnsupportedOperationException(); } public int getType() throws SQLException{ throw new UnsupportedOperationException(); } public int getConcurrency() throws SQLException{ throw new UnsupportedOperationException(); } public boolean rowUpdated() throws SQLException{ throw new UnsupportedOperationException(); } public boolean rowInserted() throws SQLException{ throw new UnsupportedOperationException(); } public boolean rowDeleted() throws SQLException{ throw new UnsupportedOperationException(); } public void updateNull(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBoolean(int columnIndex, boolean x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateByte(int columnIndex, byte x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateShort(int columnIndex, short x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateInt(int columnIndex, int x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateLong(int columnIndex, long x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateFloat(int columnIndex, float x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateDouble(int columnIndex, double x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBigDecimal(int columnIndex, BigDecimal x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateString(int columnIndex, String x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBytes(int columnIndex, byte x[]) throws SQLException{ throw new UnsupportedOperationException(); } public void updateDate(int columnIndex, java.sql.Date x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateTime(int columnIndex, java.sql.Time x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateTimestamp(int columnIndex, java.sql.Timestamp x) throws SQLException { throw new UnsupportedOperationException(); } public void updateAsciiStream(int columnIndex, java.io.InputStream x, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBinaryStream(int columnIndex, java.io.InputStream x, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateCharacterStream(int columnIndex, java.io.Reader x, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateObject(int columnIndex, Object x, int scale) throws SQLException{ throw new UnsupportedOperationException(); } public void updateObject(int columnIndex, Object x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateNull(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBoolean(String columnName, boolean x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateByte(String columnName, byte x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateShort(String columnName, short x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateInt(String columnName, int x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateLong(String columnName, long x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateFloat(String columnName, float x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateDouble(String columnName, double x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBigDecimal(String columnName, BigDecimal x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateString(String columnName, String x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBytes(String columnName, byte x[]) throws SQLException{ throw new UnsupportedOperationException(); } public void updateDate(String columnName, java.sql.Date x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateTime(String columnName, java.sql.Time x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateTimestamp(String columnName, java.sql.Timestamp x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateAsciiStream(String columnName, java.io.InputStream x, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBinaryStream(String columnName, java.io.InputStream x, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateCharacterStream(String columnName, java.io.Reader reader, int length) throws SQLException{ throw new UnsupportedOperationException(); } public void updateObject(String columnName, Object x, int scale) throws SQLException{ throw new UnsupportedOperationException(); } public void updateObject(String columnName, Object x) throws SQLException{ throw new UnsupportedOperationException(); } public void insertRow() throws SQLException{ throw new UnsupportedOperationException(); } public void updateRow() throws SQLException{ throw new UnsupportedOperationException(); } public void deleteRow() throws SQLException{ throw new UnsupportedOperationException(); } public void refreshRow() throws SQLException{ throw new UnsupportedOperationException(); } public void cancelRowUpdates() throws SQLException{ throw new UnsupportedOperationException(); } public void moveToInsertRow() throws SQLException{ throw new UnsupportedOperationException(); } public void moveToCurrentRow() throws SQLException{ throw new UnsupportedOperationException(); } public Statement getStatement() throws SQLException{ throw new UnsupportedOperationException(); } public Object getObject(int i, java.util.Map map) throws SQLException{ throw new UnsupportedOperationException(); } public Ref getRef(int i) throws SQLException{ throw new UnsupportedOperationException(); } public Blob getBlob(int i) throws SQLException{ throw new UnsupportedOperationException(); } public Clob getClob(int i) throws SQLException{ throw new UnsupportedOperationException(); } public Array getArray(int i) throws SQLException{ throw new UnsupportedOperationException(); } public Object getObject(String colName, java.util.Map map) throws SQLException{ throw new UnsupportedOperationException(); } public Ref getRef(String colName) throws SQLException{ throw new UnsupportedOperationException(); } public Blob getBlob(String colName) throws SQLException{ throw new UnsupportedOperationException(); } public Clob getClob(String colName) throws SQLException{ throw new UnsupportedOperationException(); } public Array getArray(String colName) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Date getDate(int columnIndex, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Date getDate(String columnName, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Time getTime(int columnIndex, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Time getTime(String columnName, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Timestamp getTimestamp(int columnIndex, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.sql.Timestamp getTimestamp(String columnName, Calendar cal) throws SQLException{ throw new UnsupportedOperationException(); } public java.net.URL getURL(int columnIndex) throws SQLException{ throw new UnsupportedOperationException(); } public java.net.URL getURL(String columnName) throws SQLException{ throw new UnsupportedOperationException(); } public void updateRef(int columnIndex, java.sql.Ref x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateRef(String columnName, java.sql.Ref x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBlob(int columnIndex, java.sql.Blob x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateBlob(String columnName, java.sql.Blob x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateClob(int columnIndex, java.sql.Clob x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateClob(String columnName, java.sql.Clob x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateArray(int columnIndex, java.sql.Array x) throws SQLException{ throw new UnsupportedOperationException(); } public void updateArray(String columnName, java.sql.Array x) throws SQLException{ throw new UnsupportedOperationException(); } }