1 files changed, 62 insertions, 0 deletions
diff --git a/Monitoring/MonitoringService/DataProcessing/Bool.py b/Monitoring/MonitoringService/DataProcessing/Bool.py
new file mode 100644
index 0000000..54cbb4e
--- /dev/null
+++ b/Monitoring/MonitoringService/DataProcessing/Bool.py
@@ -0,0 +1,62 @@
+'''
+Created on Mar 22, 2013
+
+@author: steger
+'''
+from DataProcessing.DataError import DataError
+
+#FIXME: this is a DataSource?
+class Comparator(object):
+    '''
+    classdocs
+    '''
+    def __init__(self, datasource):
+        self._datasource = datasource
+    
+    @property
+    def value(self):
+        raise DataError("Implement value property")
+        
+class IsPositive(Comparator):
+    '''
+    '''
+    @property
+    def name(self):
+        return "IsPositive(%s)" % self._datasource.name
+    
+    @property
+    def value(self):
+        return self._datasource.value > 0
+        
+class IsNegative(Comparator):
+    '''
+    '''
+    @property
+    def name(self):
+        return "IsNegative(%s)" % self._datasource.name
+    
+    @property
+    def value(self):
+        return self._datasource.value < 0
+            
+class IsNotPositive(Comparator):
+    '''
+    '''
+    @property
+    def name(self):
+        return "IsNotPositive(%s)" % self._datasource.name
+    
+    @property
+    def value(self):
+        return self._datasource.value <= 0
+            
+class IsNotNegative(Comparator):
+    '''
+    '''
+    @property
+    def name(self):
+        return "IsNotNegative(%s)" % self._datasource.name
+    
+    @property
+    def value(self):
+        return self._datasource.value >= 0
+\ No newline at end of file