Fixed resources not being closed in tests

Fixed static analysis violations in a few modules of SDC onboarding -
high-severity issues like not releasing resources (e.g. FileInputStream).
Did some minor code cleanup.

Change-Id: I89a229ad6bc150951f1f3cc437b3a175a663e203
Issue-ID: SDC-291
Signed-off-by: vempo <vitaliy.emporopulo@amdocs.com>

2 files changed, 14 insertions, 11 deletions

diff --git a/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/EnvironmentTest.java b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/EnvironmentTest.java
index fc01e2e8b0..6312e5a575 100644
--- a/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/EnvironmentTest.java
+++ b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/EnvironmentTest.java
@@ -23,16 +23,18 @@ package org.openecomp.sdc.heat.datatypes.model;
 import org.junit.Test;
 import org.openecomp.sdc.tosca.services.YamlUtil;
 
+import java.io.IOException;
 import java.io.InputStream;
 
 public class EnvironmentTest {
 
   @Test
-  public void testYamlToServiceTemplateObj() {
+  public void testYamlToServiceTemplateObj() throws IOException {
     YamlUtil yamlUtil = new YamlUtil();
-    InputStream yamlFile = yamlUtil.loadYamlFileIs("/mock/model/envSettings.env");
-    Environment envVars = yamlUtil.yamlToObject(yamlFile, Environment.class);
-    envVars.toString();
+    try (InputStream yamlFile = yamlUtil.loadYamlFileIs("/mock/model/envSettings.env")) {
+      Environment envVars = yamlUtil.yamlToObject(yamlFile, Environment.class);
+      envVars.toString();
+    }
   }
 
   @Test
@@ -46,9 +48,8 @@ public class EnvironmentTest {
     if (heatResourceName.length() == lastIndexOfUnderscore) {
       System.out.println(heatResourceName);
     } else {
-      String heatResourceNameSuffix = heatResourceName.substring(lastIndexOfUnderscore + 1);
+
       try {
-        int heatResourceNameSuffixInt = Integer.parseInt(heatResourceNameSuffix);
         System.out.println(heatResourceName.substring(0, lastIndexOfUnderscore));
       } catch (NumberFormatException ignored) {
         System.out.println(heatResourceName);
diff --git a/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/HeatOrchestrationTemplateTest.java b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/HeatOrchestrationTemplateTest.java
index 3715b0f999..dd8abdc0b9 100644
--- a/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/HeatOrchestrationTemplateTest.java
+++ b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/datatypes/model/HeatOrchestrationTemplateTest.java
@@ -26,6 +26,7 @@ import org.openecomp.sdc.logging.api.Logger;
 import org.openecomp.sdc.logging.api.LoggerFactory;
 import org.openecomp.sdc.tosca.services.YamlUtil;
 
+import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -37,12 +38,13 @@ public class HeatOrchestrationTemplateTest {
   private final Logger log = (Logger) LoggerFactory.getLogger(this.getClass().getName());
 
   @Test
-  public void testYamlToServiceTemplateObj() {
+  public void testYamlToServiceTemplateObj() throws IOException {
     YamlUtil yamlUtil = new YamlUtil();
-    InputStream yamlFile = yamlUtil.loadYamlFileIs("/mock/model/testHeat.yml");
-    HeatOrchestrationTemplate heatOrchestrationTemplate =
-        yamlUtil.yamlToObject(yamlFile, HeatOrchestrationTemplate.class);
-    heatOrchestrationTemplate.toString();
+    try (InputStream yamlFile = yamlUtil.loadYamlFileIs("/mock/model/testHeat.yml")) {
+      HeatOrchestrationTemplate heatOrchestrationTemplate =
+              yamlUtil.yamlToObject(yamlFile, HeatOrchestrationTemplate.class);
+      heatOrchestrationTemplate.toString();
+    }
   }
 
   @Test