fix spotbug suggestions

Signed-off-by: Kavindu Dodanduwa <[email protected]>

Author: Kavindu-Dodan

providers/flagd/src/main/java/dev/openfeature/contrib/providers/flagd/resolver/process/model/FlagParser.java

@@ -13,6 +13,7 @@
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.nio.charset.Charset;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
@@ -51,7 +52,7 @@ public class FlagParser {
                 }
 
                 JsonSchemaFactory instance = JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V7);
-                SCHEMA_VALIDATOR = instance.getSchema(result.toString());
+                SCHEMA_VALIDATOR = instance.getSchema(result.toString("UTF-8"));
             }
         } catch (Throwable e) {
             // log only, do not throw

providers/flagd/src/main/java/dev/openfeature/contrib/providers/flagd/resolver/process/targeting/lib/Murmur3.java

@@ -37,6 +37,8 @@
 
 package dev.openfeature.contrib.providers.flagd.resolver.process.targeting.lib;
 
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+
 @SuppressWarnings("PMD")
 public class Murmur3 {
     // from 64-bit linear congruential generator
@@ -141,6 +143,7 @@ public static int hash32(byte[] data, int length, int seed) {
      * @param seed   - seed. (default 0)
      * @return - hashcode
      */
+    @SuppressFBWarnings(value = {"SF_SWITCH_FALLTHROUGH", "SF_SWITCH_NO_DEFAULT"}, justification = "Expected")
     public static int hash32(byte[] data, int offset, int length, int seed) {
         int hash = seed;
         final int nblocks = length >> 2;
@@ -264,6 +267,7 @@ public static long hash64(byte[] data, int offset, int length) {
      * @param seed   - seed. (default is 0)
      * @return - hashcode
      */
+    @SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "Expected")
     public static long hash64(byte[] data, int offset, int length, int seed) {
         long hash = seed;
         final int nblocks = length >> 3;
@@ -338,6 +342,7 @@ public static long[] hash128(byte[] data) {
      * @param seed   - seed. (default is 0)
      * @return - hashcode (2 longs)
      */
+    @SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "Expected")
     public static long[] hash128(byte[] data, int offset, int length, int seed) {
         long h1 = seed;
         long h2 = seed;
@@ -518,6 +523,7 @@ public final void add(byte[] data, int offset, int length) {
             System.arraycopy(data, offset + consumed, tail, 0, tailLen);
         }
 
+        @SuppressFBWarnings(value = {"SF_SWITCH_FALLTHROUGH", "SF_SWITCH_NO_DEFAULT"}, justification = "Expected")
         public final int end() {
             int k1 = 0;
             switch (tailLen) {
@@ -549,4 +555,4 @@ public final int end() {
     private static int orBytes(byte b1, byte b2, byte b3, byte b4) {
         return (b1 & 0xff) | ((b2 & 0xff) << 8) | ((b3 & 0xff) << 16) | ((b4 & 0xff) << 24);
     }
-}
+}