diff options
Diffstat (limited to 'language-web/src/main/java/tools/refinery/language/web/xtext/servlet/SimpleSession.java')
-rw-r--r-- | language-web/src/main/java/tools/refinery/language/web/xtext/servlet/SimpleSession.java | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/language-web/src/main/java/tools/refinery/language/web/xtext/servlet/SimpleSession.java b/language-web/src/main/java/tools/refinery/language/web/xtext/servlet/SimpleSession.java new file mode 100644 index 00000000..09c055a2 --- /dev/null +++ b/language-web/src/main/java/tools/refinery/language/web/xtext/servlet/SimpleSession.java | |||
@@ -0,0 +1,35 @@ | |||
1 | package tools.refinery.language.web.xtext.servlet; | ||
2 | |||
3 | import java.util.HashMap; | ||
4 | import java.util.Map; | ||
5 | |||
6 | import org.eclipse.xtext.web.server.ISession; | ||
7 | import org.eclipse.xtext.xbase.lib.Functions.Function0; | ||
8 | |||
9 | public class SimpleSession implements ISession { | ||
10 | private Map<Object, Object> map = new HashMap<>(); | ||
11 | |||
12 | @Override | ||
13 | public <T> T get(Object key) { | ||
14 | @SuppressWarnings("unchecked") | ||
15 | var value = (T) map.get(key); | ||
16 | return value; | ||
17 | } | ||
18 | |||
19 | @Override | ||
20 | public <T> T get(Object key, Function0<? extends T> factory) { | ||
21 | @SuppressWarnings("unchecked") | ||
22 | var value = (T) map.computeIfAbsent(key, absentKey -> factory.apply()); | ||
23 | return value; | ||
24 | } | ||
25 | |||
26 | @Override | ||
27 | public void put(Object key, Object value) { | ||
28 | map.put(key, value); | ||
29 | } | ||
30 | |||
31 | @Override | ||
32 | public void remove(Object key) { | ||
33 | map.remove(key); | ||
34 | } | ||
35 | } | ||