Enable spotbugs and fix spotbugs warns

Issue-ID: CPS-159
Signed-off-by: Claudio David Gasparini <claudio.gasparini@pantheon.tech>
Change-Id: Iee572fd740689a172ca599123b0751b5e909223a

3 files changed, 12 insertions, 5 deletions

diff --git a/cps-service/src/main/java/org/onap/cps/spi/model/ModuleReference.java b/cps-service/src/main/java/org/onap/cps/spi/model/ModuleReference.java
index aa198a9c71..8989e6c328 100644
--- a/cps-service/src/main/java/org/onap/cps/spi/model/ModuleReference.java
+++ b/cps-service/src/main/java/org/onap/cps/spi/model/ModuleReference.java
@@ -20,6 +20,7 @@
 
 package org.onap.cps.spi.model;
 
+import java.io.Serializable;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
@@ -29,7 +30,9 @@ import lombok.NoArgsConstructor;
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
-public class ModuleReference {
+public class ModuleReference implements Serializable {
+
+    private static final long serialVersionUID = 1L;
 
     private String name;
     private String namespace;
diff --git a/cps-service/src/main/java/org/onap/cps/utils/YangUtils.java b/cps-service/src/main/java/org/onap/cps/utils/YangUtils.java
index 8743b7df1b..8077ed7d88 100644
--- a/cps-service/src/main/java/org/onap/cps/utils/YangUtils.java
+++ b/cps-service/src/main/java/org/onap/cps/utils/YangUtils.java
@@ -103,7 +103,7 @@ public class YangUtils {
         } else if (normalizedNode instanceof LeafSetNode) {
             inspectLeafList(currentFragment, (LeafSetNode) normalizedNode);
         } else {
-            log.warn("Cannot normalize " + normalizedNode.getClass());
+            log.warn("Cannot normalize {}", normalizedNode.getClass());
         }
     }
 
diff --git a/cps-service/src/main/java/org/onap/cps/yang/YangTextSchemaSourceSetBuilder.java b/cps-service/src/main/java/org/onap/cps/yang/YangTextSchemaSourceSetBuilder.java
index ae0f2cd3e8..b1462cdc21 100644
--- a/cps-service/src/main/java/org/onap/cps/yang/YangTextSchemaSourceSetBuilder.java
+++ b/cps-service/src/main/java/org/onap/cps/yang/YangTextSchemaSourceSetBuilder.java
@@ -19,11 +19,14 @@
 
 package org.onap.cps.yang;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import com.google.common.base.MoreObjects;
 import com.google.common.collect.ImmutableMap;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
@@ -140,8 +143,9 @@ public final class YangTextSchemaSourceSetBuilder {
             .collect(Collectors.toList());
     }
 
-    private static YangTextSchemaSource toYangTextSchemaSource(final String sourceName, final String source) {
-        final Map.Entry<String, String> sourceNameParsed = YangNames.parseFilename(sourceName);
+    private static YangTextSchemaSource toYangTextSchemaSource(final String sourceName,
+            final String source) {
+        final Map.Entry<String, String> sourceNameParsed = checkNotNull(YangNames.parseFilename(sourceName));
         final RevisionSourceIdentifier revisionSourceIdentifier = RevisionSourceIdentifier
             .create(sourceNameParsed.getKey(), Revision.ofNullable(sourceNameParsed.getValue()));
 
@@ -154,7 +158,7 @@ public final class YangTextSchemaSourceSetBuilder {
 
             @Override
             public InputStream openStream() {
-                return new ByteArrayInputStream(source.getBytes());
+                return new ByteArrayInputStream(source.getBytes(StandardCharsets.UTF_8));
             }
         };
     }