fix file handle leaks

build.gradle

@@ -1,5 +1,5 @@
 group 'com.batix.rundeck'
-version '1.0.1'
+version '1.0.2'
 
 ext.rundeckPluginVersion = '1.1'
 ext.pluginClassNames = [

src/main/java/com/batix/rundeck/AnsibleResourceModelSource.java

@@ -9,6 +9,7 @@
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 
+import java.io.BufferedReader;
 import java.io.IOException;
 import java.nio.charset.Charset;
 import java.nio.file.*;
@@ -67,7 +68,9 @@ public INodeSet getNodes() throws ResourceModelSourceException {
       for (Path factFile : directoryStream) {
         NodeEntryImpl node = new NodeEntryImpl();
 
-        JsonElement json = new JsonParser().parse(Files.newBufferedReader(factFile, Charset.forName("utf-8")));
+        BufferedReader bufferedReader = Files.newBufferedReader(factFile, Charset.forName("utf-8"));
+        JsonElement json = new JsonParser().parse(bufferedReader);
+        bufferedReader.close();
         JsonObject root = json.getAsJsonObject();
 
         String hostname = root.get("inventory_hostname").getAsString();
@@ -213,6 +216,7 @@ public INodeSet getNodes() throws ResourceModelSourceException {
 
         nodes.putNode(node);
       }
+      directoryStream.close();
     } catch (IOException e) {
       throw new ResourceModelSourceException("Error reading facts.", e);
     }

src/main/java/com/batix/rundeck/AnsibleRunner.java

@@ -170,7 +170,9 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
         task.results.add(result);
 
         result.host = file.toFile().getName();
-        result.json = new JsonParser().parse(new FileReader(file.toFile())).getAsJsonObject();
+        FileReader reader = new FileReader(file.toFile());
+        result.json = new JsonParser().parse(reader).getAsJsonObject();
+        reader.close();
 
         return FileVisitResult.CONTINUE;
       }