/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 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.gce.imagemosaic.jdbc;
import java.awt.image.BufferedImage;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileFilter;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.MessageFormat;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import javax.media.jai.PlanarImage;
import org.geotools.data.DataStore;
import org.geotools.data.DataStoreFinder;
import org.geotools.data.DataUtilities;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.data.simple.SimpleFeatureIterator;
import org.geotools.data.simple.SimpleFeatureSource;
import org.opengis.feature.simple.SimpleFeature;
import com.sun.media.jai.codec.ByteArraySeekableStream;
import com.sun.media.jai.codec.ImageCodec;
import com.sun.media.jai.codec.ImageDecoder;
import com.sun.media.jai.codec.SeekableStream;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Envelope;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.LinearRing;
import com.vividsolutions.jts.geom.Polygon;
import com.vividsolutions.jts.io.WKBWriter;
/**
* Utility class for importing tiles and georeferencing info into the database.
*
*
* Supported methods:
*
* Importing images having the georeferencing information in a world file
* Importing images having the georeferencing information in a csv file
* Importing images having the georeferencing information in a shape file
*
* @author mcr
*
*
*
* @source $URL$
*/
public class Import extends AbstractCmd {
class ImageFilter extends Object implements FileFilter {
public ImageFilter(String extension) {
this.extension = extension;
}
String extension;
public boolean accept(File file) {
int index = file.getName().lastIndexOf(".");
if (index == -1)
return false;
String ext = file.getName().substring(index + 1);
return extension.equalsIgnoreCase(ext);
}
}
public enum ImportTyp {
SHAPE, CSV, DIR
};
private final static int DefaultCommitCount = 100;
private final static String UsageInfo = "Importing from a shapefile or csv file\n"
+ "\n Importing all levels \n\n"
+ "-config URLOrFile -spatialTNPrefix spatialTablePrefix -tileTNPrefix tileTablePrefix [-commitCount commitCount] -shape shapeURLOrFile -shapeKeyField shapeKeyField\n"
+ "Importing from a csv file\n"
+ "-config URLOrFile -spatialTNPrefix spatialTablePrefix -tileTNPrefix tileTablePrefix [-commitCount commitCount] -csv csvURLOrFile -csvDelim csvDelim\n"
+ "Importing using world wfiles\n"
+ "-config URLOrFile -spatialTNPrefix spatialTablePrefix -tileTNPrefix tileTablePrefix [-commitCount commitCount] -dir directory -ext extension"
+ "\n\n Importing one level \n\n"
+ "-config URLOrFile -spatialTN spatialTableName -tileTN tileTableName [-commitCount commitCount] -shape shapeURLOrFile -shapeKeyField shapeKeyField\n"
+ "Importing from a csv file\n"
+ "-config URLOrFile -spatialTN spatialTableName -tileTN tileTableName [-commitCount commitCount] -csv csvURLOrFile -csvDelim csvDelim\n"
+ "Importing using world wfiles\n"
+ "-config URLOrFile -spatialTN spatialTableName -tileTN tileTableName [-commitCount commitCount] -dir directory -ext extension"
+ "\n\n" + "The default for commitCount is 100\n";
private final static String NotSupported = "Imporft not supported for type ";
private Config config;
private ImportTyp typ;
private String spatialTableName;
private String tileTableName;
private Connection con;
private String oracleInsertSpatial;
private PreparedStatement sqlInsertImage;
private PreparedStatement sqlInsertSpatial;
private URL shapeFileUrl;
private URL csvFileURL;
private URL directoryURL;
private String extension;
private String csvDelimiter;
private BufferedReader csvReader;
private String keyInShapeFile;
private Geometry currentGeom = null;
private String currentLocation = null;
private int currentPos;
private int total;
private int srs;
private int commitCount = DefaultCommitCount;
private SimpleFeatureIterator featureIterator;
private SimpleFeatureCollection featureColl;
private File imageFiles[];
private Logger logger;
Import(Config config, ImportParam param, int commitCount, Connection con)
throws IOException, SQLException {
this.config = config;
this.commitCount = commitCount;
this.spatialTableName = param.getSpatialTableName();
this.typ = param.getTyp();
this.tileTableName = param.getTileTableName();
if (typ == ImportTyp.SHAPE) {
this.shapeFileUrl = param.getSourceURL();
this.keyInShapeFile = param.getSourceParam();
} else if (typ == ImportTyp.CSV) {
this.csvFileURL = param.getSourceURL();
this.csvDelimiter = param.getSourceParam();
}
if (typ == ImportTyp.DIR) {
this.directoryURL = param.getSourceURL();
this.extension = param.getSourceParam();
}
this.logger = Logger.getLogger("Import " + "<" + spatialTableName
+ "><" + tileTableName + ">");
this.con = con;
calculateSRS();
if (isJoined() == false) {
sqlInsertImage = con.prepareStatement("insert into "
+ tileTableName + " ( "
+ config.getBlobAttributeNameInTileTable() + ","
+ config.getKeyAttributeNameInTileTable()
+ " ) values (?,?)");
}
prepareSpatialInsert();
}
private void terminate() throws SQLException {
try {
if (sqlInsertImage != null) {
sqlInsertImage.close();
}
if (sqlInsertSpatial != null) {
sqlInsertSpatial.close();
}
} catch (SQLException e) {
logError(e, null);
throw e;
}
}
public static void start(String[] args) {
Config config = null;
String spatialTableName = null;
String tileTableName = null;
String spatialTablePrefix = null;
String tileTablePrefix = null;
int commitCount = DefaultCommitCount;
URL csvUrl = null;
URL shapeUrl = null;
String csvDelim = null;
String shapeKeyField = null;
String extension = null, dir = null;
for (int i = 0; i < args.length; i++) {
if (args[i].equals(CONFIGPARAM)) {
try {
config = Config.readFrom(getURLFromString(args[i + 1]));
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
if (config !=null && (config.getSpatialExtension()==SpatialExtension.GEORASTER ||
config.getSpatialExtension()==SpatialExtension.CUSTOM)) {
System.out.println(NotSupported+config.getSpatialExtension().toString());
System.exit(1);
}
i++;
} else if (args[i].equals("-spatialTN")) {
spatialTableName = args[i + 1];
i++;
} else if (args[i].equals("-tileTN")) {
tileTableName = args[i + 1];
i++;
} else if (args[i].equals(SPATIALTNPREFIXPARAM)) {
spatialTablePrefix = args[i + 1];
i++;
} else if (args[i].equals(TILETNPREFIXPARAM)) {
tileTablePrefix = args[i + 1];
i++;
} else if (args[i].equals("-commitCount")) {
commitCount = new Integer(args[i + 1]);
i++;
} else if (args[i].equals("-shape")) {
shapeUrl = getURLFromString(args[i + 1]);
if (shapeUrl == null) {
System.out.println("Cannot open " + args[i + 1]);
System.exit(1);
}
i++;
} else if (args[i].equals("-csv")) {
csvUrl = getURLFromString(args[i + 1]);
if (csvUrl == null) {
System.out.println("Cannot open " + args[i + 1]);
System.exit(1);
}
i++;
} else if (args[i].equals("-csvDelim")) {
csvDelim = args[i + 1];
i++;
} else if (args[i].equals("-shapeKeyField")) {
shapeKeyField = args[i + 1];
i++;
} else if (args[i].equals("-dir")) {
dir = args[i + 1];
File f = new File(dir);
if (f.exists() == false) {
System.out.println("Cannot open " + args[i + 1]);
System.exit(1);
}
i++;
} else if (args[i].equals("-ext")) {
extension = args[i + 1];
i++;
} else {
System.out.println("Unkwnown option: " + args[i]);
System.exit(1);
}
}
if (config == null) { // check valid config
System.out.println(UsageInfo);
System.exit(1);
}
// check if prefix or level import
boolean isLevelImport = false, isPrefixImport = false;
if ((spatialTableName != null) && (tileTableName != null))
isLevelImport = true;
if ((spatialTablePrefix != null) && (tileTablePrefix != null))
isPrefixImport = true;
if ((isLevelImport && isPrefixImport)
|| (isLevelImport == false && isPrefixImport == false)) {
System.out.println(UsageInfo);
System.exit(1);
}
ImportTyp typ = null;
int countNull = 0;
if (shapeUrl == null)
countNull++;
else
typ = ImportTyp.SHAPE;
if (csvUrl == null)
countNull++;
else
typ = ImportTyp.CSV;
if (dir == null)
countNull++;
else
typ = ImportTyp.DIR;
if (countNull != 2) { // select exaclty one image source
System.out.println(UsageInfo);
System.exit(1);
}
if (((shapeUrl != null) && (shapeKeyField == null))
|| ((csvUrl != null) && (csvDelim == null))
|| ((dir != null) && (extension == null))) {
System.out.println(UsageInfo);
System.exit(1);
}
Connection con = null;
try {
Class.forName(config.getDriverClassName());
con = DriverManager.getConnection(config.getJdbcUrl(), config
.getUsername(), config.getPassword());
if (con.getAutoCommit()) // no autocommit
con.setAutoCommit(false);
List<ImportParam> importParamList = new ArrayList<ImportParam>();
if (isLevelImport) {
if (typ == ImportTyp.SHAPE)
importParamList.add(new ImportParam(spatialTableName,
tileTableName, shapeUrl, shapeKeyField,
ImportTyp.SHAPE));
if (typ == ImportTyp.CSV)
importParamList.add(new ImportParam(spatialTableName,
tileTableName, csvUrl, csvDelim, ImportTyp.CSV));
if (typ == ImportTyp.DIR)
importParamList.add(new ImportParam(spatialTableName,
tileTableName, new File(dir).toURI().toURL(),
extension, ImportTyp.DIR));
}
if (isPrefixImport) {
if (typ == ImportTyp.SHAPE)
fillImportParamList(spatialTablePrefix, tileTablePrefix,
shapeUrl, shapeKeyField, ImportTyp.SHAPE,
importParamList);
if (typ == ImportTyp.CSV)
fillImportParamList(spatialTablePrefix, tileTablePrefix,
csvUrl, csvDelim, ImportTyp.CSV, importParamList);
if (typ == ImportTyp.DIR)
fillImportParamList(spatialTablePrefix, tileTablePrefix,
new File(dir).toURI().toURL(), extension,
ImportTyp.DIR, importParamList);
}
for (ImportParam param : importParamList) {
Import imp = new Import(config, param, commitCount, con);
imp.fillSpatialTable();
con.commit();
}
con.close();
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
System.exit(0);
}
public static void fillImportParamList(String spatialTablePrefix,
String tileTablePrefix, URL sourceUrl, String sourceParam,
Import.ImportTyp typ, List<ImportParam> importParamList) {
// base image
ImportParam param = new ImportParam(
getTableName(spatialTablePrefix, 0), getTableName(
tileTablePrefix, 0), sourceUrl, sourceParam, typ);
importParamList.add(param);
int level = 1;
String path = sourceUrl.getPath();
while (true) { // find pyramids
String pyramidPath = null;
int index = path.lastIndexOf('/');
if (typ == ImportTyp.CSV || typ == ImportTyp.SHAPE) {
if (index == -1)
pyramidPath = level + "/" + path;
else {
pyramidPath = path.substring(0, index + 1) + level + "/"
+ path.substring(index + 1, path.length());
}
URL pyramidUrl = null;
try {
pyramidUrl = new URL(sourceUrl.getProtocol(), sourceUrl
.getHost(), sourceUrl.getPort(), pyramidPath);
pyramidUrl.openStream().close();
} catch (Exception e) {
return; // no pyramid found
}
param = new ImportParam(
getTableName(spatialTablePrefix, level), getTableName(
tileTablePrefix, level), pyramidUrl,
sourceParam, typ);
importParamList.add(param);
}
if (typ == ImportTyp.DIR) {
pyramidPath = path;
if (pyramidPath.endsWith("/") == false)
pyramidPath += "/";
pyramidPath += level;
File directory = new File(pyramidPath);
if (directory.exists()) {
URL directoryURL = null;
try {
directoryURL = directory.toURI().toURL();
} catch (MalformedURLException e) {
// should not happen
}
param = new ImportParam(getTableName(spatialTablePrefix,
level), getTableName(tileTablePrefix, level),
directoryURL, sourceParam, typ);
importParamList.add(param);
} else { // no further pyramid
return;
}
}
level++;
}
}
private void prepareSpatialInsert() throws SQLException {
if (config.getSpatialExtension() == SpatialExtension.UNIVERSAL) {
if (isJoined()) {
sqlInsertSpatial = con.prepareStatement("INSERT INTO "
+ spatialTableName + " ("
+ config.getKeyAttributeNameInSpatialTable() + ","
+ config.getTileMinXAttribute() + ","
+ config.getTileMinYAttribute() + ","
+ config.getTileMaxXAttribute() + ","
+ config.getTileMaxYAttribute() + ","
+ config.getBlobAttributeNameInTileTable()
+ ") VALUES (?,?,?,?,?,?)");
} else {
sqlInsertSpatial = con.prepareStatement("INSERT INTO "
+ spatialTableName + " ("
+ config.getKeyAttributeNameInSpatialTable() + ","
+ config.getTileMinXAttribute() + ","
+ config.getTileMinYAttribute() + ","
+ config.getTileMaxXAttribute() + ","
+ config.getTileMaxYAttribute()
+ ") VALUES (?,?,?,?,?)");
}
return;
}
String geometryParam = null;
if (config.getSpatialExtension() == SpatialExtension.DB2) {
geometryParam = "db2gse.st_tomultipolygon(db2gse.st_geometry(cast (? as BLOB(4096)),"
+ srs + "))";
} else if (config.getSpatialExtension() == SpatialExtension.POSTGIS) {
geometryParam = "geomfromwkb(?," + srs + ")";
} else if (config.getSpatialExtension() == SpatialExtension.MYSQL) {
geometryParam = "geomfromwkb(?)";
} else if (config.getSpatialExtension() == SpatialExtension.ORACLE) {
geometryParam = "{0}"; // special handling for oracle
}
String statement = null;
if (isJoined()) {
statement = "INSERT INTO " + spatialTableName + " ("
+ config.getKeyAttributeNameInSpatialTable() + ","
+ config.getGeomAttributeNameInSpatialTable() + ","
+ config.getBlobAttributeNameInTileTable()
+ ") VALUES (?," + geometryParam + ",?)";
} else {
statement = "INSERT INTO " + spatialTableName + " ("
+ config.getKeyAttributeNameInSpatialTable() + ","
+ config.getGeomAttributeNameInSpatialTable()
+ ") VALUES (?," + geometryParam + ")";
}
if (config.getSpatialExtension() == SpatialExtension.ORACLE) {
oracleInsertSpatial = statement;
} else {
sqlInsertSpatial = con.prepareStatement(statement);
}
}
private void truncateTables() throws SQLException {
String truncateTable = "truncate table {0}";
if (config.getSpatialExtension() == SpatialExtension.DB2) {
truncateTable = "alter table {0} activate not logged initially with empty table";
}
logInfo("Truncating table : " + spatialTableName);
con.prepareStatement(
MessageFormat.format(truncateTable,
new Object[] { spatialTableName })).execute();
if (isJoined() == false) {
logInfo("Truncating table : " + tileTableName);
con.prepareStatement(
MessageFormat.format(truncateTable,
new Object[] { tileTableName })).execute();
}
}
private void calculateSRS() throws SQLException, IOException {
String schema = getSchema();
String srsSelect = null;
if (config.getSpatialExtension() == SpatialExtension.POSTGIS) {
srsSelect = JDBCAccessPostGis.SRSSelect;
} else if (config.getSpatialExtension() == SpatialExtension.DB2) {
if (schema == null) {
srsSelect = JDBCAccessDB2.SRSSelectCurrentSchema;
} else {
srsSelect = JDBCAccessDB2.SRSSelect;
}
} else if (config.getSpatialExtension() == SpatialExtension.ORACLE) {
if (schema == null) {
srsSelect = JDBCAccessOracle.SRSSelectCurrentSchema;
} else {
srsSelect = JDBCAccessOracle.SRSSelect;
}
} else {
srs = 0;
return;
}
PreparedStatement ps = con.prepareStatement(srsSelect);
if (schema != null) {
ps.setString(1, schema);
ps.setString(2, spatialTableName);
ps.setString(3, config.getGeomAttributeNameInSpatialTable());
} else {
ps.setString(1, spatialTableName);
ps.setString(2, config.getGeomAttributeNameInSpatialTable());
}
ResultSet resultSet = ps.executeQuery();
if (resultSet.next()) {
srs = resultSet.getInt(1);
} else {
String msg = srsSelect + " has no result for "
+ ((schema != null) ? (schema + ",") : "")
+ spatialTableName + ","
+ config.getGeomAttributeNameInSpatialTable();
throw new IOException(msg);
}
resultSet.close();
ps.close();
}
private boolean isJoined() {
return spatialTableName.equals(tileTableName);
}
private void insertImage(URL imageUrl, byte[] imageBytes)
throws SQLException, IOException {
try {
sqlInsertImage.setBytes(1, imageBytes);
String path = imageUrl.getPath();
String location = new File(path).getName();
sqlInsertImage.setString(2, location);
sqlExecute(sqlInsertImage);
} catch (SQLException ex) {
logError(ex, null);
throw ex;
}
}
private void insertMasterRecord() throws Exception {
deleteExistingMasterRecord();
String statmentString = "INSERT INTO " + config.getMasterTable() + "("
+ config.getCoverageNameAttribute() + ","
+ config.getTileTableNameAtribute() + ","
+ config.getSpatialTableNameAtribute() + ") VALUES (?,?,?)";
PreparedStatement ps = con.prepareStatement(statmentString);
ps.setString(1, config.getCoverageName());
ps.setString(2, tileTableName);
ps.setString(3, spatialTableName);
ps.execute();
ps.close();
}
private void deleteExistingMasterRecord() throws Exception {
int count = 0;
String statmentString = "SELECT count(*) from "
+ config.getMasterTable() + " where "
+ config.getCoverageNameAttribute() + " = ? " + " and "
+ config.getTileTableNameAtribute() + " = ? " + " and "
+ config.getSpatialTableNameAtribute() + " = ? ";
PreparedStatement ps = con.prepareStatement(statmentString);
ps.setString(1, config.getCoverageName());
ps.setString(2, tileTableName);
ps.setString(3, spatialTableName);
ResultSet rs = ps.executeQuery();
if (rs.next())
count = rs.getInt(1);
rs.close();
ps.close();
if (count == 0)
return; // no existing master Record
statmentString = "DELETE FROM " + config.getMasterTable() + " where "
+ config.getCoverageNameAttribute() + " = ? " + " and "
+ config.getTileTableNameAtribute() + " = ? " + " and "
+ config.getSpatialTableNameAtribute() + " = ? ";
ps = con.prepareStatement(statmentString);
ps.setString(1, config.getCoverageName());
ps.setString(2, tileTableName);
ps.setString(3, spatialTableName);
ps.execute();
ps.close();
}
private byte[] getImageBytes(URL url) throws IOException {
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
InputStream in = url.openStream();
int len;
byte[] buff = new byte[4096];
while ((len = in.read(buff)) > 0)
out.write(buff, 0, len);
out.close();
in.close();
return out.toByteArray();
} catch (IOException ex) {
logError(ex, "Error reading image");
throw ex;
}
}
private SimpleFeatureIterator getFeatureIterator()
throws IOException {
try {
Map<String, Object> map = new HashMap<String, Object>();
map.put("url", shapeFileUrl);
DataStore shapefile = DataStoreFinder.getDataStore(map);
int index = shapeFileUrl.getPath().lastIndexOf('/');
int startIndex = (index == -1) ? 0 : (index + 1);
index = shapeFileUrl.getPath().lastIndexOf('.');
int endIndex = (index == -1) ? shapeFileUrl.getPath().length()
: index;
String layerName = shapeFileUrl.getPath().substring(startIndex,
endIndex);
SimpleFeatureSource contents = shapefile
.getFeatureSource(layerName);
featureColl = contents.getFeatures();
total = featureColl.size();
logTotalInfo();
return featureColl.features();
} catch (IOException ex) {
logError(ex, "Cannot open shape file");
throw ex;
}
}
private URL calculateImageUrl() {
if (typ == ImportTyp.DIR) {
try {
return imageFiles[currentPos - 1].toURI().toURL();
} catch (MalformedURLException e1) {
}
}
URL startUrl = null;
if (typ == ImportTyp.SHAPE)
startUrl = shapeFileUrl;
if (typ == ImportTyp.CSV)
startUrl = csvFileURL;
String path = startUrl.getPath();
int index = path.lastIndexOf('/');
String imagePath = null;
if (index == -1) {
imagePath = currentLocation;
} else {
imagePath = path.substring(0, index + 1) + currentLocation;
}
try {
return new URL(startUrl.getProtocol(), startUrl.getHost(), startUrl
.getPort(), imagePath);
} catch (MalformedURLException e) {
logError(e, e.getMessage());
return null;
}
}
private BufferedImage readImage2(byte[] imageBytes) throws IOException {
SeekableStream stream = new ByteArraySeekableStream(imageBytes);
String decoderName = null;
for (String dn : ImageCodec.getDecoderNames(stream)) {
decoderName = dn;
break;
}
ImageDecoder decoder = ImageCodec.createImageDecoder(decoderName,
stream, null);
PlanarImage img = PlanarImage.wrapRenderedImage(decoder
.decodeAsRenderedImage());
return img.getAsBufferedImage();
}
void fillSpatialTable() throws Exception {
truncateTables();
int insertCount = 0;
while (next()) {
URL imageUrl = calculateImageUrl();
byte[] imageBytes = getImageBytes(imageUrl);
if (typ == ImportTyp.DIR) {
BufferedImage image = null;
try {
image = ImageIO.read(new ByteArrayInputStream(imageBytes));
} catch (IOException e) {
image = readImage2(imageBytes);
}
if (image == null)
image = readImage2(imageBytes);
currentGeom = getGeomFromWorldFile(imageFiles[currentPos - 1],
image.getWidth(), image.getHeight());
}
if (config.getSpatialExtension() == SpatialExtension.UNIVERSAL) {
sqlInsertSpatial.setString(1, currentLocation);
Envelope env = currentGeom.getEnvelopeInternal();
sqlInsertSpatial.setDouble(2, env.getMinX());
sqlInsertSpatial.setDouble(3, env.getMinY());
sqlInsertSpatial.setDouble(4, env.getMaxX());
sqlInsertSpatial.setDouble(5, env.getMaxY());
if (isJoined()) {
sqlInsertSpatial.setBytes(6, imageBytes);
} else {
insertImage(imageUrl, imageBytes);
}
sqlExecute(sqlInsertSpatial);
} else if ((config.getSpatialExtension() == SpatialExtension.DB2)
|| (config.getSpatialExtension() == SpatialExtension.MYSQL)
|| (config.getSpatialExtension() == SpatialExtension.POSTGIS)) {
sqlInsertSpatial.setString(1, currentLocation);
WKBWriter w = new WKBWriter();
byte[] wkb = w.write(currentGeom);
sqlInsertSpatial.setBytes(2, wkb);
if (isJoined()) {
sqlInsertSpatial.setBytes(3, imageBytes);
} else {
insertImage(imageUrl, imageBytes);
}
sqlExecute(sqlInsertSpatial);
} else if (config.getSpatialExtension() == SpatialExtension.ORACLE) {
String stmt = MessageFormat.format(oracleInsertSpatial,
getOracleToGemoetryClause(currentGeom));
sqlInsertSpatial = con.prepareStatement(stmt);
sqlInsertSpatial.setString(1, currentLocation);
if (isJoined()) {
sqlInsertSpatial.setBytes(2, imageBytes);
} else {
insertImage(imageUrl, imageBytes);
}
sqlInsertSpatial.execute();
sqlInsertSpatial.close();
// sqlExecute(sqlInsertSpatial);
}
insertCount++;
logInfo("Inserted tile " + currentLocation + " : " + insertCount
+ "/" + total);
if ((insertCount % commitCount) == 0) {
sqlCommit();
}
}
insertMasterRecord();
sqlCommit();
terminate();
logInfo("FINISHED");
}
private boolean next() throws IOException {
try {
if (typ == ImportTyp.SHAPE) {
if (currentLocation == null) {
featureIterator = getFeatureIterator();
}
if (featureIterator.hasNext() == false) {
featureColl.close(featureIterator);
return false;
}
SimpleFeature feature = featureIterator.next();
currentGeom = (Geometry) feature.getDefaultGeometry();
currentPos++;
currentLocation = (String) feature.getAttribute(keyInShapeFile);
return true;
} else if (typ == ImportTyp.CSV) {
if (currentLocation == null) {
csvReader = new BufferedReader(new InputStreamReader(
csvFileURL.openStream()));
while (csvReader.readLine() != null)
total++;
logTotalInfo();
csvReader.close();
csvReader = new BufferedReader(new InputStreamReader(
csvFileURL.openStream()));
}
String line = csvReader.readLine();
if (line == null) {
csvReader.close();
return false;
}
StringTokenizer tok = new StringTokenizer(line, csvDelimiter);
currentLocation = tok.nextToken();
Double minx = new Double(tok.nextToken());
Double maxx = new Double(tok.nextToken());
Double miny = new Double(tok.nextToken());
Double maxy = new Double(tok.nextToken());
currentPos++;
GeometryFactory factory = new GeometryFactory();
Coordinate[] coords = new Coordinate[] {
new Coordinate(minx, miny), new Coordinate(minx, maxy),
new Coordinate(maxx, maxy), new Coordinate(maxx, miny),
new Coordinate(minx, miny) };
Polygon poly = factory.createPolygon(factory
.createLinearRing(coords), new LinearRing[0]);
currentGeom = factory
.createMultiPolygon(new Polygon[] { poly });
return true;
} else if (typ == ImportTyp.DIR) {
if (currentLocation == null) {
File dir = DataUtilities.urlToFile(directoryURL);
imageFiles = dir.listFiles(new ImageFilter(extension));
if (imageFiles == null) {
logInfo("No files found in: " + dir.getPath()
+ " with extension " + extension);
System.exit(1);
}
total = imageFiles.length;
logTotalInfo();
}
if (currentPos == total)
return false;
File imageFile = imageFiles[currentPos];
currentLocation = imageFile.getName();
currentGeom = null; // cant calculate at this point
currentPos++;
return true;
} else {
return false;
}
} catch (IOException ex) {
logError(ex, null);
throw ex;
}
}
private Geometry getGeomFromWorldFile(File imageFile, int width, int height)
throws IOException {
StringBuffer buff = new StringBuffer(imageFile.getAbsolutePath());
// try to find world file, e.g for *.png *.pgw
char charToRemove = buff.charAt(buff.length() - 2);
buff = buff.deleteCharAt(buff.length() - 2);
if (Character.isUpperCase(charToRemove))
buff.append("W");
else
buff.append("w");
File f = new File(buff.toString());
if (f.exists() == false) { // check if worldfile has "wld" extension
f = null;
int index = buff.lastIndexOf(".");
if (index != -1) {
buff.delete(index + 1, buff.length());
buff.append("wld");
f = new File(buff.toString());
}
}
if (f.exists() == false)
throw new IOException("Cannot find world file for "
+ imageFile.getAbsolutePath());
BufferedReader in = new BufferedReader(new FileReader(f));
Double resx = new Double(in.readLine());
in.readLine(); // skip rotate x
in.readLine(); // skip rotaty y
Double resy = new Double(in.readLine());
Double ulx = new Double(in.readLine());
Double uly = new Double(in.readLine());
in.close();
double minx = ulx;
double maxx = ulx + width * resx;
if (resy > 0)
resy *= -1;
double miny = uly + height * resy;
double maxy = uly;
GeometryFactory factory = new GeometryFactory();
Coordinate[] coords = new Coordinate[] { new Coordinate(minx, miny),
new Coordinate(minx, maxy), new Coordinate(maxx, maxy),
new Coordinate(maxx, miny), new Coordinate(minx, miny) };
Polygon poly = factory.createPolygon(factory.createLinearRing(coords),
new LinearRing[0]);
return factory.createMultiPolygon(new Polygon[] { poly });
}
private void logError(Exception e, String msg) {
logger.log(Level.SEVERE, msg, e);
}
private void logInfo(String msg) {
if (logger.isLoggable(Level.INFO))
logger.log(Level.INFO, msg);
}
private void sqlExecute(PreparedStatement ps) throws SQLException {
ps.addBatch();
}
private void sqlCommit() throws SQLException {
if (sqlInsertImage != null) {
sqlInsertImage.executeBatch();
}
if (config.getSpatialExtension() != SpatialExtension.ORACLE) {
sqlInsertSpatial.executeBatch();
}
con.commit();
}
private String getSchema() {
int index = spatialTableName.indexOf('.');
if (index == -1) {
if (config.getSpatialExtension() == SpatialExtension.POSTGIS) {
return "public";
} else {
return null;
}
}
return spatialTableName.substring(0, index);
}
private void logTotalInfo() {
logInfo("Number of tiles to import: " + total);
}
private String getOracleToGemoetryClause(Geometry g) {
// return "SDO_UTIL.FROM_WKTGEOMETRY('"+g.toText()+"')";
String pattern = "sdo_geometry (2007, "
+ srs
+ ", null, sdo_elem_info_array (1,1003,1),"
+ "sdo_ordinate_array ({0},{1}, {2},{3}, {4},{5}, {6},{7}, {8},{9}))";
Envelope env = g.getEnvelopeInternal();
NumberFormat f = NumberFormat.getNumberInstance(Locale.ENGLISH);
f.setGroupingUsed(false);
Object[] points = { f.format(env.getMinX()), f.format(env.getMinY()),
f.format(env.getMaxX()), f.format(env.getMinY()),
f.format(env.getMaxX()), f.format(env.getMaxY()),
f.format(env.getMinX()), f.format(env.getMaxY()),
f.format(env.getMinX()), f.format(env.getMinY()) };
return MessageFormat.format(pattern, points);
}
}