fix: use method overloads

Author: ThirdEyeSqueegee

src/main/java/com/amazonaws/secretsmanager/caching/SecretCache.java

@@ -128,12 +128,7 @@ private SecretCacheItem getCachedSecret(final String secretId) {
      * @return The string secret
      */
     public String getSecretString(final String secretId) {
-        SecretCacheItem secret = this.getCachedSecret(secretId);
-        GetSecretValueResponse gsv = secret.getSecretValue();
-        if (null == gsv) {
-            return null;
-        }
-        return gsv.secretString();
+        return getSecretString(secretId, null, null);
     }
 
     /**
@@ -163,12 +158,7 @@ public String getSecretString(final String secretId, final String versionId, fin
      * @return The binary secret
      */
     public ByteBuffer getSecretBinary(final String secretId) {
-        SecretCacheItem secret = this.getCachedSecret(secretId);
-        GetSecretValueResponse gsv = secret.getSecretValue();
-        if (null == gsv) {
-            return null;
-        }
-        return gsv.secretBinary().asByteBuffer();
+        return getSecretBinary(secretId, null, null);
     }
 
     /**

src/main/java/com/amazonaws/secretsmanager/caching/cache/SecretCacheItem.java

@@ -165,9 +165,7 @@ private SecretCacheVersion getVersion(DescribeSecretResponse describeResponse, S
      */
     @Override
     protected GetSecretValueResponse getSecretValue(DescribeSecretResponse describeResponse) {
-        SecretCacheVersion version = getVersion(describeResponse, null, null);
-        if (null == version) { return null; }
-        return version.getSecretValue();
+        return getSecretValue(describeResponse, null, null);
     }
 
     /**

src/main/java/com/amazonaws/secretsmanager/caching/cache/SecretCacheObject.java

@@ -247,14 +247,7 @@ public boolean refreshNow() throws InterruptedException {
      * @return The cached GetSecretValue result.
      */
     public GetSecretValueResponse getSecretValue() {
-        synchronized (lock) {
-            refresh();
-            if (null == this.data) {
-                if (null != this.exception) { throw this.exception; }
-            }
-
-            return this.getSecretValue(this.getResult());
-        }
+        return getSecretValue(null, null);
     }
 
     /**