Fix doc

h2gis-functions/src/main/java/org/h2gis/functions/factory/H2GISFunctions.java

@@ -423,7 +423,7 @@ public static void registerSpatialTables(Connection connection) throws SQLExcept
     /**
      * Return a string property of the function
      * @param function h2gis function
-     * @param propertyKey
+     * @param propertyKey name of the function
      * @return 
      */
     private static String getStringProperty(Function function, String propertyKey) {

h2gis-functions/src/main/java/org/h2gis/functions/io/asc/AscReaderDriver.java

@@ -403,7 +403,7 @@ public void setZType(int zType) {
     /**
      * Set true to delete the input table if exists
      *
-     * @param deleteTable
+     * @param deleteTable true to delete the table
      */
     public void setDeleteTable(boolean deleteTable) {
         this.deleteTable = deleteTable;

h2gis-functions/src/main/java/org/h2gis/functions/io/fgb/FGBWriteDriver.java

@@ -103,9 +103,9 @@ public void setCreateIndex(boolean createIndex) {
      * Write the spatial table to a FlatGeobuf file
      *
      * @param progress Progress visitor following the execution.
-     * @param tableName
+     * @param tableName table to write
      * @param fileName input file
-     * @param deleteFiles
+     * @param deleteFiles true to delete the output file
      */
     public String write(ProgressVisitor progress, String tableName, File fileName, boolean deleteFiles) throws IOException, SQLException {
         if (tableName == null) {
@@ -357,13 +357,13 @@ private String doExport(ProgressVisitor progress, ResultSet rs, String geometryC
     /**
      * Write the header
      *
-     * @param outputStream
+     * @param outputStream output file
      * @param fileName name of the file
-     * @param rowCount
-     * @param geometryType
-     * @param srid
-     * @param metadata
-     * @return
+     * @param rowCount number of rows
+     * @param geometryType type of geometry
+     * @param srid table srid
+     * @param metadata flatbuffer metadata
+     * @return flatbuffer header object
      */
     private HeaderMeta writeHeader(FileOutputStream outputStream, String fileName, FlatBufferBuilder bufferBuilder, long rowCount, String geometryType, int srid, ResultSetMetaData metadata) throws SQLException, IOException {
         outputStream.write(Constants.MAGIC_BYTES);

h2gis-functions/src/main/java/org/h2gis/functions/io/file_table/H2MVTable.java

@@ -153,8 +153,8 @@ public Index addIndex(SessionLocal session, String indexName, int indexId, Index
 
     /**
      * Rebuild the index
-     * @param session
-     * @param index
+     * @param session database session
+     * @param index table index
      */
     private void rebuild(SessionLocal session, Index index){
         Index scan = getScanIndex(session);

h2gis-functions/src/main/java/org/h2gis/functions/io/geojson/GeoJsonReaderDriver.java

@@ -84,10 +84,10 @@ public class GeoJsonReaderDriver {
     /**
      * Driver to import a GeoJSON file into a spatial table.
      *
-     * @param connection
+     * @param connection database connection
      * @param fileName input file
-     * @param encoding
-     * @param deleteTable
+     * @param encoding file encoding
+     * @param deleteTable true to delete the table
      */
     public GeoJsonReaderDriver(Connection connection, File fileName, String encoding, boolean deleteTable) {
         this.connection = connection;

h2gis-functions/src/main/java/org/h2gis/functions/io/geojson/GeoJsonWriteDriver.java

@@ -71,7 +71,7 @@ public class GeoJsonWriteDriver {
     /**
      * A simple GeoJSON driver to write a spatial table to a GeoJSON file.
      *
-     * @param connection
+     * @param connection database connection
      */
     public GeoJsonWriteDriver(Connection connection) {
         this.connection = connection;

h2gis-functions/src/main/java/org/h2gis/functions/io/json/JsonWriteDriver.java

@@ -55,7 +55,7 @@ public class JsonWriteDriver {
     /**
      * A simple GeoJSON driver to write a spatial table to a GeoJSON file.
      *
-     * @param connection
+     * @param connection database connection
      */
     public JsonWriteDriver(Connection connection) {
         this.connection = connection;

h2gis-functions/src/main/java/org/h2gis/functions/io/osm/OSMRead.java

@@ -112,9 +112,8 @@ public static void importTable(Connection connection, String fileName, Value opt
      * @param connection database connection
      * @param fileName input file
      * @param tableReference output table name
-     * @param encoding
-     * @param deleteTables
-     * @throws FileNotFoundException
+     * @param encoding file encoding
+     * @param deleteTables true to delete the tables
      */
     public static void importTable(Connection connection, String fileName, String tableReference, String encoding, boolean deleteTables) throws FileNotFoundException, SQLException, IOException {
         OSMDriverFunction osmdf = new OSMDriverFunction();

h2gis-functions/src/main/java/org/h2gis/functions/io/tsv/TSVRead.java

@@ -98,11 +98,11 @@ public static void importTable(Connection connection, String fileName, String ta
 
     /**
      *
-     * @param connection
+     * @param connection database connection
      * @param fileName input file
      * @param tableReference output table name
-     * @param encoding
-     * @param deleteTable
+     * @param encoding file encoding
+     * @param deleteTable true to delete the table
      */
     public static void importTable(Connection connection, String fileName, String tableReference, String encoding, boolean deleteTable) throws SQLException, FileNotFoundException, IOException {
         TSVDriverFunction tsvDriver = new TSVDriverFunction();

h2gis-functions/src/main/java/org/h2gis/functions/spatial/convert/ST_ToMultiLine.java

@@ -49,9 +49,9 @@ public String getJavaStaticMethod() {
     /**
      * Constructs a MultiLineString from the given geometry's coordinates.
      *
-     * @param geom Geometry
+     * @param geom Geometry input geometry
      * @return A MultiLineString constructed from the given geometry's coordinates
-     * @throws SQLException
+     *
      */
     public static MultiLineString execute(Geometry geom) throws SQLException {
         if (geom != null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/edit/ST_CollectionExtract.java

@@ -51,10 +51,9 @@ public String getJavaStaticMethod() {
      * EMPTY geometry will be returned. Only points, lines and polygons are
      * extracted.
      *
-     * @param geometry
+     * @param geometry input geometry
      * @param dimension1 one dimension to filter
      * @param dimension2 second dimension to filter
-     * @return
      */
     public static Geometry execute(Geometry geometry, int dimension1, int dimension2) throws SQLException {
         if (geometry == null) {
@@ -77,9 +76,8 @@ public static Geometry execute(Geometry geometry, int dimension1, int dimension2
      * EMPTY geometry will be returned. Only points, lines and polygons are
      * extracted.
      *
-     * @param geometry
-     * @param dimension
-     * @return
+     * @param geometry input geometry
+     * @param dimension dimension to extract
      */
     public static Geometry execute(Geometry geometry, int dimension) throws SQLException {
         if (geometry == null) {
@@ -96,8 +94,8 @@ public static Geometry execute(Geometry geometry, int dimension) throws SQLExcep
 
     /**
      * Filter dimensions from a geometry
-     * @param geometries
-     * @param geometry
+     * @param geometries list og geometries
+     * @param geometry input geometry
      * @param dimension1 one dimension to filter
      * @param dimension2 second dimension to filter
      */

h2gis-functions/src/main/java/org/h2gis/functions/spatial/others/ST_EnvelopeAsText.java

@@ -43,7 +43,7 @@ public String getJavaStaticMethod() {
 
     /**
      * Return a string representation of the Geometry envelope
-     * west, south, east, north -> minX, minY, maxX, maxY
+     * west, south, east, north  :  minX, minY, maxX, maxY
      *
      *
      * @param geom input geometry

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_CoveredBy.java

@@ -54,7 +54,6 @@ public String getJavaStaticMethod() {
      * @param geomA Geometry A
      * @param geomB Geometry B
      * @return if this geomA is covered by geomB
-     * @throws SQLException
      */
     public static Boolean execute(Geometry geomA, Geometry geomB) throws SQLException {
         if(geomA == null||geomB == null){

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Covers.java

@@ -47,7 +47,6 @@ public String getJavaStaticMethod() {
      * @param geomA Geometry A
      * @param geomB Geometry B
      * @return True if no point in geometry B is outside geometry A
-     * @throws java.sql.SQLException
      */
     public static Boolean covers(Geometry geomA, Geometry geomB) throws SQLException {
         if(geomA == null||geomB == null){

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Crosses.java

@@ -46,7 +46,6 @@ public String getJavaStaticMethod() {
      * @param a Geometry Geometry.
      * @param b Geometry instance
      * @return true if Geometry A crosses Geometry B
-     * @throws java.sql.SQLException
      */
     public static Boolean geomCrosses(Geometry a,Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Disjoint.java

@@ -49,7 +49,6 @@ public String getJavaStaticMethod() {
      * @param a Geometry Geometry.
      * @param b Geometry instance
      * @return true if the two Geometries are disjoint
-     * @throws java.sql.SQLException
      */
     public static Boolean geomDisjoint(Geometry a, Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_EnvelopesIntersect.java

@@ -49,7 +49,6 @@ public String getJavaStaticMethod() {
      * @param testGeometry Geometry instance
      * @return true if the envelope of Geometry A intersects the envelope of
      * Geometry B
-     * @throws java.sql.SQLException
      */
     public static Boolean intersects(Geometry surface,Geometry testGeometry) throws SQLException {
         if(surface==null && testGeometry==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Equals.java

@@ -48,7 +48,6 @@ public String getJavaStaticMethod() {
      * @param a Geometry Geometry.
      * @param b Geometry instance
      * @return true if Geometry A is equal to Geometry B
-     * @throws java.sql.SQLException
      */
     public static Boolean geomEquals(Geometry a, Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_OrderingEquals.java

@@ -50,10 +50,9 @@ public String getJavaStaticMethod() {
     /**
      * Returns true if the given geometries represent the same geometry and points are in the same directional order.
      * 
-     * @param valueA
-     * @param valueB
-     * @return 
-     * @throws java.sql.SQLException 
+     * @param valueA geometry A to compare
+     * @param valueB geometry B to compare
+     * @return true if the same order
      */
     public static boolean orderingEquals(Value valueA, Value valueB) throws SQLException{
         if(!(valueA instanceof ValueGeometry) || !(valueB instanceof ValueGeometry)) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Overlaps.java

@@ -46,7 +46,6 @@ public String getJavaStaticMethod() {
      * @param a Surface Geometry.
      * @param b Geometry instance
      * @return true if the geometry A overlaps the geometry B
-     * @throws java.sql.SQLException
      */
     public static Boolean isOverlaps(Geometry a,Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Relate.java

@@ -52,10 +52,9 @@ public String getJavaStaticMethod() {
     }
 
     /**
-     * @param a Geometry Geometry.
-     * @param b Geometry instance
+     * @param a Geometry A.
+     * @param b Geometry B
      * @return 9-character String representation of the 2 geometries IntersectionMatrix
-     * @throws java.sql.SQLException
      */
     public static String relate(Geometry a,Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Touches.java

@@ -44,8 +44,8 @@ public String getJavaStaticMethod() {
 
     /**
      * Return true if the geometry A touches the geometry B
-     * @param a Geometry Geometry.
-     * @param b Geometry instance
+     * @param a Geometry A.
+     * @param b Geometry B
      * @return true if the geometry A touches the geometry B
      * @throws java.sql.SQLException
      */

h2gis-functions/src/main/java/org/h2gis/functions/spatial/predicates/ST_Within.java

@@ -46,7 +46,6 @@ public String getJavaStaticMethod() {
      * @param a Surface Geometry.
      * @param b Geometry instance
      * @return true if the geometry A is within the geometry B
-     * @throws java.sql.SQLException
      */
     public static Boolean isWithin(Geometry a,Geometry b) throws SQLException {
         if(a==null || b==null) {

h2gis-functions/src/main/java/org/h2gis/functions/spatial/split/ST_Split.java

@@ -63,10 +63,9 @@ public String getJavaStaticMethod() {
      *
      * A default tolerance of 10E-6 is used to snap the cutter point.
      *
-     * @param geomA
-     * @param geomB
-     * @return
-     * @throws SQLException
+     * @param geomA geometry to split
+     * @param geomB geometry for splitting
+     * @return a new geometry split
      */
     public static Geometry split(Geometry geomA, Geometry geomB) throws SQLException {
         if(geomA == null||geomB == null){
@@ -110,8 +109,7 @@ else if (geomA instanceof LineString) {
      * @param geomA the geometry to be splited
      * @param geomB the geometry used to split
      * @param tolerance a distance tolerance to snap the split geometry
-     * @return
-     * @throws java.sql.SQLException
+     * @return a new geometry split
      */
     public static Geometry split(Geometry geomA, Geometry geomB, double tolerance) throws SQLException {
         if (geomA instanceof Polygon) {
@@ -138,9 +136,9 @@ public static Geometry split(Geometry geomA, Geometry geomB, double tolerance) t
     /**
      * Split a linestring with a point The point must be on the linestring
      *
-     * @param line
-     * @param pointToSplit
-     * @return
+     * @param line input geometry line
+     * @param pointToSplit input point
+     * @return a new geometry split at a point location
      */
     private static MultiLineString splitLineWithPoint(LineString line, Point pointToSplit, double tolerance) {
         return FACTORY.createMultiLineString(splitLineStringWithPoint(line, pointToSplit, tolerance));

h2gis-functions/src/test/java/org/h2gis/functions/io/shp/SHPEngineTest.java

@@ -349,11 +349,10 @@ public void testAddIndexOnTableLink() throws SQLException {
     /**
      * Check if the column is indexed or not.
      * Cannot check if the index is spatial or not
-     * @param connection
-     * @param tableLocation
-     * @param geometryColumnName
-     * @return
-     * @throws SQLException
+     * @param connection database connection
+     * @param tableLocation input table name
+     * @param geometryColumnName  geometry column
+     * @return true is the column is indexed
      */
     private static boolean hasIndex(Connection connection, TableLocation tableLocation, String geometryColumnName) throws SQLException {
         String schema = tableLocation.getSchema();

h2gis-utilities/src/main/java/org/h2gis/utilities/GeometryTableUtilities.java

@@ -638,8 +638,8 @@ public static boolean hasGeometryColumn(ResultSet resultSet) throws SQLException
      /**
      * Check if the table contains a geometry column
      *
-     * @param connection
-     * @param tableLocation
+     * @param connection database connection
+     * @param tableLocation input table name
      *
      * @return True if the ResultSet contains one geometry field
      *
@@ -652,8 +652,8 @@ public static boolean hasGeometryColumn(Connection connection, String tableLocat
     /**
      * Check if the table contains a geometry column
      *
-     * @param connection
-     * @param tableLocation
+     * @param connection database connection
+     * @param tableLocation input table name
      *
      * @return True if the ResultSet contains one geometry field
      *