GRASS
Class FILE

java.lang.Object
  |
  +--GRASS.FILE

public class FILE

extends java.lang.Object

Wraps FILE* when one is used to access GRASS site lists. This class does not have any public constructors. Use methods in libgis to create objects of this class.

See Also:

libgis

Method Summary

void	close() Closes previously opened FILE*.
Site	G_get_site() Reads the next site from the site list file.
void	G_put_site(float east, float north, java.lang.String desc) Writes a new site with east and north coordinates and site description descinto the site list file.
void	G_put_site(Site s) Writes a site into the site list file.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

G_get_site

public Site G_get_site()

Reads the next site from the site list file. Returns null if there are no more sites in file. Wraps GRASS library routine:

 G_get_site (fd, east, north, desc)
     FILE *fd;
     double *east, *north;
     char **desc;
 

See the GRASS 4.2 Programmer's Manual, Section 12.12.3.Reading and Writing Site List Files

Returns:

the next site from the file or null if no more sites are left

G_put_site

public void G_put_site(Site s)

Writes a site into the site list file. Wraps GRASS library routine:

 G_put_site (fd, east, north, desc)
     FILE *fd;
     double east, north;
     char *desc;
 

See the GRASS 4.2 Programmer's Manual, Section 12.12.3. Reading and Writing Site List Files

Parameters:

s - site to to save

G_put_site

public void G_put_site(float east,
                       float north,
                       java.lang.String desc)

Writes a new site with east and north coordinates and site description descinto the site list file. Wraps GRASS library routine:

 G_put_site (fd, east, north, desc)
     FILE *fd;
     double east, north;
     char *desc;
 

See the GRASS 4.2 Programmer's Manual, Section 12.12.3. Reading and Writing Site List Files

Parameters:

east - east coordinate

north - north coordinate

desc - site description

close

public void close()

Closes previously opened FILE*. Sets open flag to false; Wraps the folowing function from stdio.h

 int fclose(FILE *stream)