From ae3eddba7e0a6688807f71d2c290618d1c49da05 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sun, 2 Oct 2022 08:39:06 -0700
Subject: Use singletons where possible

---
 src/main/java/org/traccar/api/CorsResponseFilter.java      | 2 ++
 src/main/java/org/traccar/api/security/LoginService.java   | 2 ++
 src/main/java/org/traccar/api/signature/CryptoManager.java | 2 ++
 src/main/java/org/traccar/api/signature/TokenManager.java  | 2 ++
 4 files changed, 8 insertions(+)

(limited to 'src/main/java/org/traccar/api')

diff --git a/src/main/java/org/traccar/api/CorsResponseFilter.java b/src/main/java/org/traccar/api/CorsResponseFilter.java
index 5375e207f..67d0341a1 100644
--- a/src/main/java/org/traccar/api/CorsResponseFilter.java
+++ b/src/main/java/org/traccar/api/CorsResponseFilter.java
@@ -20,11 +20,13 @@ import org.traccar.config.Config;
 import org.traccar.config.Keys;
 
 import javax.inject.Inject;
+import javax.inject.Singleton;
 import javax.ws.rs.container.ContainerRequestContext;
 import javax.ws.rs.container.ContainerResponseContext;
 import javax.ws.rs.container.ContainerResponseFilter;
 import java.io.IOException;
 
+@Singleton
 public class CorsResponseFilter implements ContainerResponseFilter {
 
     private final String allowed;
diff --git a/src/main/java/org/traccar/api/security/LoginService.java b/src/main/java/org/traccar/api/security/LoginService.java
index 1e82a4cf2..32487f06b 100644
--- a/src/main/java/org/traccar/api/security/LoginService.java
+++ b/src/main/java/org/traccar/api/security/LoginService.java
@@ -28,9 +28,11 @@ import org.traccar.storage.query.Request;
 
 import javax.annotation.Nullable;
 import javax.inject.Inject;
+import javax.inject.Singleton;
 import java.io.IOException;
 import java.security.GeneralSecurityException;
 
+@Singleton
 public class LoginService {
 
     private final Storage storage;
diff --git a/src/main/java/org/traccar/api/signature/CryptoManager.java b/src/main/java/org/traccar/api/signature/CryptoManager.java
index 8a3e7704c..249d5bd97 100644
--- a/src/main/java/org/traccar/api/signature/CryptoManager.java
+++ b/src/main/java/org/traccar/api/signature/CryptoManager.java
@@ -21,6 +21,7 @@ import org.traccar.storage.query.Columns;
 import org.traccar.storage.query.Request;
 
 import javax.inject.Inject;
+import javax.inject.Singleton;
 import java.security.GeneralSecurityException;
 import java.security.KeyFactory;
 import java.security.KeyPair;
@@ -33,6 +34,7 @@ import java.security.spec.ECGenParameterSpec;
 import java.security.spec.PKCS8EncodedKeySpec;
 import java.security.spec.X509EncodedKeySpec;
 
+@Singleton
 public class CryptoManager {
 
     private final Storage storage;
diff --git a/src/main/java/org/traccar/api/signature/TokenManager.java b/src/main/java/org/traccar/api/signature/TokenManager.java
index a352ecc10..6a0d90b40 100644
--- a/src/main/java/org/traccar/api/signature/TokenManager.java
+++ b/src/main/java/org/traccar/api/signature/TokenManager.java
@@ -21,11 +21,13 @@ import org.apache.commons.codec.binary.Base64;
 import org.traccar.storage.StorageException;
 
 import javax.inject.Inject;
+import javax.inject.Singleton;
 import java.io.IOException;
 import java.security.GeneralSecurityException;
 import java.util.Date;
 import java.util.concurrent.TimeUnit;
 
+@Singleton
 public class TokenManager {
 
     private static final int DEFAULT_EXPIRATION_DAYS = 7;
-- 
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