de.k3b.geo.io

Class GeoFileRepository<T extends IGeoPointInfo>

java.lang.Object

de.k3b.geo.io.GeoFileRepository<T>

All Implemented Interfaces:

IGeoRepository<T>

public class GeoFileRepository<T extends IGeoPointInfo>
extends java.lang.Object
implements IGeoRepository<T>

Repository to load/save List< GeoPointDto > in a file. Created by k3b on 17.03.2015.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	COMMENT
protected java.util.List<T>	mData the content of the repository

Constructor Summary

Constructors

Constructor and Description
GeoFileRepository(java.io.File file, GeoPointDto factory) connect repository to file

Method Summary

Methods

Modifier and Type	Method and Description
protected GeoPointDto	create()
java.lang.String	createId() generate a new id
boolean	delete(T item) removes item from repository.
protected boolean	isValid(IGeoPointInfo geo) returns true if geo should be loaded from / saved to repository
java.util.List<T>	load() load from repository
void	load(java.util.List<T> result, java.io.Reader reader) load points from reader
protected GeoPointDto	loadItem(java.lang.String line)
java.util.List<T>	reload() uncached, fresh load from repository
boolean	save() save to repository
protected boolean	saveItem(java.io.Writer writer, T geo)

Methods inherited from class java.lang.Object

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

Field Detail

COMMENT

public static final java.lang.String COMMENT

See Also:

Constant Field Values

mData

protected java.util.List<T extends IGeoPointInfo> mData

the content of the repository

Constructor Detail

GeoFileRepository

public GeoFileRepository(java.io.File file,
                 GeoPointDto factory)

connect repository to file

Method Detail

load

public java.util.List<T> load()

load from repository

Specified by:

load in interface IGeoRepository<T extends IGeoPointInfo>

Returns:

data loaded

reload

public java.util.List<T> reload()

uncached, fresh load from repository

Specified by:

reload in interface IGeoRepository<T extends IGeoPointInfo>

Returns:

data loaded

createId

public java.lang.String createId()

generate a new id

Specified by:

createId in interface IGeoRepository<T extends IGeoPointInfo>

delete

public boolean delete(T item)

removes item from repository.

Specified by:

delete in interface IGeoRepository<T extends IGeoPointInfo>

Parameters:

item - that should be removed

Returns:

true if successful

save

public boolean save()

save to repository

Specified by:

save in interface IGeoRepository<T extends IGeoPointInfo>

Returns:

false: error.

load

public void load(java.util.List<T> result,
        java.io.Reader reader)
          throws java.io.IOException

load points from reader

Throws:

java.io.IOException

loadItem

protected GeoPointDto loadItem(java.lang.String line)

create

protected GeoPointDto create()

saveItem

protected boolean saveItem(java.io.Writer writer,
               T geo)
                    throws java.io.IOException

Throws:

java.io.IOException

isValid

protected boolean isValid(IGeoPointInfo geo)

returns true if geo should be loaded from / saved to repository