From ee5defdbef05226fe317f8263f1471004963b291 Mon Sep 17 00:00:00 2001
From: Dean Fi <djf@informatik.uni-kiel.de>
Date: Fri, 11 Dec 2015 11:10:08 +0100
Subject: [PATCH] added matcher
---
NeoSuit/src/main/java/controller/Matcher.java | 60 +++++++++++++++++++
1 file changed, 60 insertions(+)
create mode 100644 NeoSuit/src/main/java/controller/Matcher.java
diff --git a/NeoSuit/src/main/java/controller/Matcher.java b/NeoSuit/src/main/java/controller/Matcher.java
new file mode 100644
index 0000000..7fb0412
--- /dev/null
+++ b/NeoSuit/src/main/java/controller/Matcher.java
@@ -0,0 +1,60 @@
+package controller;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.neo4j.graphdb.GraphDatabaseService;
+import org.neo4j.graphdb.Result;
+import org.neo4j.graphdb.Transaction;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.xml.sax.SAXException;
+
+import java2sdg.db.Neo4Jdb;
+
+public class Matcher {
+
+ public ArrayList<String> applyCP(String pathToDB, String pathToPatternFolder)
+ throws ParserConfigurationException, SAXException, IOException {
+
+ File dir = new File(pathToPatternFolder);
+ ArrayList<String> matchingCPs = new ArrayList<String>();
+
+ if (dir.isDirectory()) {
+ File[] patterns = dir.listFiles();
+
+ if (patterns.length > 0) {
+ DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+ DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+ Document doc;
+ Element root;
+
+ GraphDatabaseService db = new Neo4Jdb(pathToDB).getGraphDatabaseService();
+
+ for (int i = 0; i < patterns.length; i++) {
+ doc = dBuilder.parse(patterns[i]);
+ doc.normalize();
+ root = doc.getDocumentElement();
+ String name = root.getElementsByTagName("name").item(0).getTextContent();
+ String cpQuery = root.getElementsByTagName("cp").item(0).getTextContent();
+
+ try (Transaction tx = db.beginTx(); Result result = db.execute(cpQuery)) {
+ if (result.hasNext()) {
+ matchingCPs.add(name);
+ }
+ tx.success();
+ }
+ }
+
+ db.shutdown();
+ }
+ }
+
+ return matchingCPs;
+ }
+}
\ No newline at end of file
--
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