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Subject [GitHub] [incubator-plc4x] JulianFeinauer commented on a change in pull request #46: PLC4X-88: Add Triggering to PLC Scraper
Date Wed, 06 Mar 2019 09:12:50 GMT
JulianFeinauer commented on a change in pull request #46: PLC4X-88: Add Triggering to PLC Scraper
URL: https://github.com/apache/incubator-plc4x/pull/46#discussion_r262827199
 
 

 ##########
 File path: plc4j/utils/scraper/src/main/java/org/apache/plc4x/java/scraper/triggeredscraper/triggerhandler/TriggerConfiguration.java
 ##########
 @@ -0,0 +1,342 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.plc4x.java.scraper.triggeredscraper.triggerhandler;
+
+import org.apache.plc4x.java.api.exceptions.PlcInvalidFieldException;
+import org.apache.plc4x.java.s7.model.S7Field;
+import org.apache.plc4x.java.scraper.exception.ScraperException;
+import org.apache.plc4x.java.scraper.triggeredscraper.TriggeredScrapeJobImpl;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * basic configuration for all available triggers and handling of regarding condition
+ */
+public class TriggerConfiguration{
+    private static final Logger logger = LoggerFactory.getLogger(TriggerConfiguration.class);
+
+    private static final String S_7_TRIGGER_VAR = "S7_TRIGGER_VAR";
+    private static final String SCHEDULED = "SCHEDULED";
+
+    private static final Pattern TRIGGER_STRATEGY_PATTERN =
+        Pattern.compile("\\((?<strategy>[A-Z_0-9]+),(?<scheduledInterval>\\d+)(,(\\((?<s7var>\\S+)\\))((?<comp>[!=<>]{1,2}))(\\((?<compVar>[a-z0-9.]+)\\)))?\\)");
 
 Review comment:
   I would like to see a test for THIS

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