svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / function / foldersmanager / GetFolderFunction.java @ 45043
History | View | Annotate | Download (1.36 KB)
1 | 44389 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.foldersmanager; |
---|---|---|---|
2 | 43512 | jjdelcerro | |
3 | 44389 | jjdelcerro | import java.io.File; |
4 | 43512 | jjdelcerro | import org.apache.commons.lang3.Range; |
5 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
6 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.spi.AbstractFunction; |
7 | 44389 | jjdelcerro | import org.gvsig.tools.ToolsLocator; |
8 | import org.gvsig.tools.folders.FoldersManager; |
||
9 | 43512 | jjdelcerro | |
10 | 44389 | jjdelcerro | public class GetFolderFunction extends AbstractFunction { |
11 | 43512 | jjdelcerro | |
12 | 44389 | jjdelcerro | public static final String NAME = "GETFOLDER"; |
13 | |||
14 | public GetFolderFunction() {
|
||
15 | super(
|
||
16 | "Folders",
|
||
17 | NAME, |
||
18 | Range.between(1,2), |
||
19 | "Get a folder by id",
|
||
20 | NAME+"({{folderid}}, defaultValue)",
|
||
21 | new String[] { |
||
22 | "folderid - Identifier of the folder to retrieve",
|
||
23 | "defaultValue - Optional. value to get if the folder with id 'folderid' is not defined."
|
||
24 | }, |
||
25 | "File",
|
||
26 | false
|
||
27 | ); |
||
28 | 43512 | jjdelcerro | } |
29 | |||
30 | @Override
|
||
31 | 44009 | jjdelcerro | public boolean allowConstantFolding() { |
32 | 44389 | jjdelcerro | return false; |
33 | 44009 | jjdelcerro | } |
34 | |||
35 | @Override
|
||
36 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object[] args) { |
37 | 44389 | jjdelcerro | FoldersManager folderManager = ToolsLocator.getFoldersManager(); |
38 | String id = getStr(args, 0); |
||
39 | File defaultValue = null; |
||
40 | if( args.length==2 ) { |
||
41 | defaultValue = getFile(args,1);
|
||
42 | } |
||
43 | File f = folderManager.get(id, defaultValue);
|
||
44 | return f;
|
||
45 | 43512 | jjdelcerro | } |
46 | } |