pom.xml

@@ -6,7 +6,7 @@
 	
 	<groupId>com.inteligr8</groupId>
 	<artifactId>common-rest-client</artifactId>
-	<version>3.0-SNAPSHOT</version>
+	<version>2.0-SNAPSHOT</version>
 	<packaging>jar</packaging>
 
 	<name>ReST API Client for Java</name>
@@ -40,19 +40,19 @@
 
 	<properties>
 		<project.build.sourceEncoding>utf-8</project.build.sourceEncoding>
-		<maven.compiler.source>11</maven.compiler.source>
+		<maven.compiler.source>8</maven.compiler.source>
-		<maven.compiler.target>11</maven.compiler.target>
+		<maven.compiler.target>8</maven.compiler.target>
 
-		<junit.version>5.12.0</junit.version>
+		<junit.version>5.7.2</junit.version>
-		<spring.version>6.0.23</spring.version>
+		<spring.version>5.3.27</spring.version>
-		<jackson.version>2.17.3</jackson.version>
+		<jackson.version>2.15.1</jackson.version>
 	</properties>
 
 	<dependencies>
 		<dependency>
-			<groupId>jakarta.annotation</groupId>
+			<groupId>javax.annotation</groupId>
-			<artifactId>jakarta.annotation-api</artifactId>
+			<artifactId>javax.annotation-api</artifactId>
-			<version>2.1.1</version>
+			<version>1.3.2</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
@@ -65,8 +65,8 @@
 			<version>${jackson.version}</version>
 		</dependency>
 		<dependency>
-			<groupId>com.fasterxml.jackson.jakarta.rs</groupId>
+			<groupId>com.fasterxml.jackson.jaxrs</groupId>
-			<artifactId>jackson-jakarta-rs-json-provider</artifactId>
+			<artifactId>jackson-jaxrs-json-provider</artifactId>
 			<version>${jackson.version}</version>
 		</dependency>
 		<dependency>
@@ -77,17 +77,17 @@
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-lang3</artifactId>
-			<version>3.17.0</version>
+			<version>3.14.0</version>
 		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
-			<version>2.0.17</version>
+			<version>1.7.36</version>
 		</dependency>
 		<dependency>
 			<groupId>jakarta.ws.rs</groupId>
 			<artifactId>jakarta.ws.rs-api</artifactId>
-			<version>3.1.0</version>
+			<version>2.1.6</version>
 		</dependency>
 		<dependency>
 			<groupId>org.junit.jupiter</groupId>
@@ -113,7 +113,7 @@
 		<plugins>
 			<plugin>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>3.4.0</version>
+				<version>3.1.0</version>
 				<dependencies>
 					<dependency>
 						<groupId>org.junit.jupiter</groupId>
@@ -124,7 +124,7 @@
 			</plugin>
 			<plugin>
 				<artifactId>maven-failsafe-plugin</artifactId>
-				<version>3.4.0</version>
+				<version>3.1.0</version>
 				<dependencies>
 					<dependency>
 						<groupId>org.junit.jupiter</groupId>
@@ -180,7 +180,7 @@
 					<plugin>
 						<groupId>org.sonatype.plugins</groupId>
 						<artifactId>nexus-staging-maven-plugin</artifactId>
-						<version>1.6.14</version>
+						<version>1.6.13</version>
 						<configuration>
 							<serverId>ossrh</serverId>
 							<nexusUrl>https://s01.oss.sonatype.org/</nexusUrl>

src/main/java/com/inteligr8/rs/AuthorizationFilter.java

@@ -14,7 +14,7 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.client.ClientRequestFilter;
+import javax.ws.rs.client.ClientRequestFilter;
 
 /**
  * This is a marker that allows the developer to segregate, restrict, or limit

src/main/java/com/inteligr8/rs/BasicAuthorizationFilter.java

@@ -17,8 +17,8 @@ package com.inteligr8.rs;
 import java.io.UnsupportedEncodingException;
 import java.util.Base64;
 
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
-import jakarta.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.HttpHeaders;
 
 import org.apache.commons.lang3.StringUtils;
 
@@ -34,8 +34,6 @@ public class BasicAuthorizationFilter implements AuthorizationFilter {
 	private final String password;
 	
 	/**
-	 * This constructor instantiates the filter with required fields.
-	 * 
 	 * @param username A username or access key.
 	 * @param password A password or secret key.
 	 */

src/main/java/com/inteligr8/rs/BearerTokenAuthorizationFilter.java

@@ -14,8 +14,8 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
-import jakarta.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.HttpHeaders;
 
 /**
  * This class implements a simple long living or proxied token-based
@@ -32,8 +32,6 @@ public class BearerTokenAuthorizationFilter implements AuthorizationFilter {
 	private final String token;
 	
 	/**
-	 * This constructor instantiates the filter with required fields.
-	 * 
 	 * @param token A 'Bearer' token.
 	 */
 	public BearerTokenAuthorizationFilter(String token) {

src/main/java/com/inteligr8/rs/Client.java

@@ -16,39 +16,34 @@ package com.inteligr8.rs;
 
 import java.util.concurrent.TimeUnit;
 
-import jakarta.ws.rs.client.ClientBuilder;
+import javax.ws.rs.client.ClientBuilder;
-import jakarta.ws.rs.client.WebTarget;
+import javax.ws.rs.client.WebTarget;
 
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import com.fasterxml.jackson.jakarta.rs.json.JacksonJsonProvider;
+import com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider;
 
 /**
- * A class that provides pre-configured Jakarta RS Client & WebTarget objects.
+ * A class that provides pre-configured JAX-RS Client & WebTarget objects.
  * 
  * @author brian@inteligr8.com
  */
 public abstract class Client {
 	
 	private final Object sync = new Object();
-	private jakarta.ws.rs.client.Client client;
+	private javax.ws.rs.client.Client client;
 	
 	/**
-	 * This method retrieves the configuration for the client.
-	 * 
 	 * @return The client configuration.
 	 */
 	public abstract ClientConfiguration getConfig();
 	
 	/**
-	 * This method retrieves an anonymous cached instance of the underlying
+	 * @return A pre-configured JAX-RS client (no URL) with configured authorization.
-	 * Jakarta RS client.
-	 * 
-	 * @return A pre-configured Jakarta RS client (no URL) with configured authorization.
 	 */
-	public final jakarta.ws.rs.client.Client getClient() {
+	public final javax.ws.rs.client.Client getClient() {
 		synchronized (this.sync) {
 			if (this.client == null)
 				this.client = this.buildClient((AuthorizationFilter)null);
@@ -58,13 +53,10 @@ public abstract class Client {
 	}
 	
 	/**
-	 * This method retrieves either an anonymous cached instance or builds an
-	 * authorized instance of the underlying Jakarta RS client.
-	 * 
 	 * @param authFilter A dynamic authorization filter.
-	 * @return A pre-configured Jakarta RS client (no URL) with the specified authorization.
+	 * @return A pre-configured JAX-RS client (no URL) with the specified authorization.
 	 */
-	public jakarta.ws.rs.client.Client getClient(AuthorizationFilter authFilter) {
+	public javax.ws.rs.client.Client getClient(AuthorizationFilter authFilter) {
 		if (authFilter == null) {
 			return this.getClient();
 		} else {
@@ -73,17 +65,15 @@ public abstract class Client {
 	}
 	
 	/**
-	 * This method builds a new Jakarta RS client with optional authorization.
-	 * 
 	 * @param authFilter A dynamic authorization filter.
-	 * @return A pre-configured Jakarta RS client (no URL) with the specified authorization.
+	 * @return A pre-configured JAX-RS client (no URL) with the specified authorization.
 	 */
-	public final jakarta.ws.rs.client.Client buildClient(AuthorizationFilter authFilter) {
+	public final javax.ws.rs.client.Client buildClient(AuthorizationFilter authFilter) {
 	    ObjectMapper om = new ObjectMapper();
 	    om.registerModules(new JavaTimeModule());
 	    this.getConfig().configureJacksonMapper(om);
 	    
-	    JacksonJsonProvider provider = new JacksonJsonProvider(om, JacksonJsonProvider.BASIC_ANNOTATIONS);
+	    JacksonJaxbJsonProvider provider = new JacksonJaxbJsonProvider(om, JacksonJaxbJsonProvider.DEFAULT_ANNOTATIONS);
 		this.getConfig().configureJacksonProvider(provider);
         
 		if (this.getConfig().isWrapRootValueEnabled())
@@ -111,19 +101,14 @@ public abstract class Client {
 	}
     
     /**
-	 * This method allows sub-classes to extend the Jakarta RS client builder
+     * @param clientBuilder A client builder
-	 * before the client is built.
-	 * 
-     * @param clientBuilder A Jakarta RS client builder.
      */
     public void buildClient(ClientBuilder clientBuilder) {
         // for extension purposes
     }
 
 	/**
-	 * This method builds an anonymous Jakarta RS target.
+	 * @return A pre-configured JAX-RS target (client w/ base URL) with configured authorization.
-	 * 
-	 * @return A pre-configured Jakarta RS target (client w/ base URL) with configured authorization.
 	 */
 	public final WebTarget getTarget() {
 		return this.getClient()
@@ -131,10 +116,8 @@ public abstract class Client {
 	}
 
 	/**
-	 * This method builds an authorized Jakarta RS target.
-	 * 
 	 * @param authFilter A dynamic authorization filter.
-	 * @return A pre-configured Jakarta RS target (client w/ base URL) with the specified authorization.
+	 * @return A pre-configured JAX-RS target (client w/ base URL) with the specified authorization.
 	 */
 	public WebTarget getTarget(AuthorizationFilter authFilter) {
 		if (authFilter == null) {
@@ -146,10 +129,10 @@ public abstract class Client {
 	}
 	
 	/**
-	 * This method retrieves a Jakarta RS implementation of the specified API.
+	 * This method retrieves a JAX-RS implementation of the specified API.
 	 * 
-	 * @param <T> A Jakarta RS annotated API class.
+	 * @param <T> A JAX-RS annotated API class.
-	 * @param apiClass A Jakarta RS annotated API class.
+	 * @param apiClass A JAX-RS annotated API class.
 	 * @return An instance of the API class.
 	 */
 	public final <T> T getApi(Class<T> apiClass) {
@@ -157,12 +140,12 @@ public abstract class Client {
 	}
 
 	/**
-	 * This method retrieves a Jakarta RS implementation of the specified API with
+	 * This method retrieves a JAX-RS implementation of the specified API with
 	 * the specified authorization.
 	 * 
-	 * @param <T> A Jakarta RS annotated API class.
+	 * @param <T> A JAX-RS annotated API class.
 	 * @param authFilter A dynamic authorization filter.
-	 * @param apiClass A Jakarta RS annotated API class.
+	 * @param apiClass A JAX-RS annotated API class.
 	 * @return An instance of the API class.
 	 */
 	public abstract <T> T getApi(AuthorizationFilter authFilter, Class<T> apiClass);

src/main/java/com/inteligr8/rs/ClientConfiguration.java

@@ -16,10 +16,10 @@ package com.inteligr8.rs;
 
 import java.net.URI;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
+import javax.ws.rs.client.ClientBuilder;
-import com.fasterxml.jackson.jakarta.rs.json.JacksonJsonProvider;
 
-import jakarta.ws.rs.client.ClientBuilder;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider;
 
 /**
  * This interface defines the configurable parameters of the clients; primarily
@@ -30,127 +30,89 @@ import jakarta.ws.rs.client.ClientBuilder;
 public interface ClientConfiguration {
 	
 	/**
-	 * This method retrieves the base/root URL of the client service.
+	 * @return The base or root URL of the service.
-	 * 
-	 * @return The URL.
 	 */
 	String getBaseUrl();
 	
 	/**
-	 * This method retrieves the username to use in HTTP BASIC authentication/authorization.
+	 * @return The username for BASIC authentication.
-	 * 
-	 * @return A username.
 	 */
 	default String getBasicAuthUsername() {
 		return null;
 	}
 
 	/**
-	 * This method retrieves the password to use in HTTP BASIC authentication/authorization.
+	 * @return The corresponding password for the username in BASIC authentication.
-	 * 
-	 * @return The corresponding password for the username.
 	 */
 	default String getBasicAuthPassword() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the client identifier to use in Client Enforcement authorization.
+	 * @return The client ID for Client Enforcement authentication.
-	 * 
-	 * @return A client identifier.
 	 */
 	default String getClientId() {
 		return null;
 	}
 
 	/**
-	 * This method retrieves the client secret to use in Client Enforcement authorization.
+	 * @return The corresponding client secret for the client ID in Client Enforcement authentication.
-	 * 
-	 * @return The corresponding client secret for the client identifier.
 	 */
 	default String getClientSecret() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the token to use in HTTP BEARER authorization.
+	 * @return The token for BEARER authorization.
-	 * This is provided in a response to the token URL.
-	 * 
-	 * @return An access token.
 	 */
 	default String getBearerToken() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the token URL to use for OAuth authorization.
+	 * @return The token URL for OAuth authorization.
-	 * The value can be pulled from OAuth endpoint well-known meta-data.  That
-	 * endpoint or the token URL itself may also be provided OAuth IdP
-	 * administrator.
-	 * 
-	 * @return An OAuth token URL.
 	 */
 	default String getOAuthTokenUrl() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the client identifier to use in OAuth
+	 * @return The client ID provided by the OAuth IdP administrator.
-	 * authorization.  This is provided by the OAuth IdP administrator or
-	 * tooling.
-	 * 
-	 * @return A client identifier.
 	 */
 	default String getOAuthClientId() {
 		return this.getClientId();
 	}
 
 	/**
-	 * This method retrieves the client secret to use in OAuth authorization.
+	 * @return The corresponding client secret for the client ID provided by the OAuth IdP administrator.
-	 * This is provided by the OAuth IdP administrator or tooling.
-	 * 
-	 * @return The corresponding client secret for the client identifier.
 	 */
 	default String getOAuthClientSecret() {
 		return this.getClientSecret();
 	}
 	
 	/**
-	 * This method retrieves the authorization code to use in OAuth
+	 * @return The authorization code used in the OAuth Authorization Code flow.
-	 * Authorization Code flow.  This is provided by the OAuth IdP
-	 * administrator or tooling.
-	 * 
-	 * @return An authorization code.
 	 */
 	default String getOAuthAuthCode() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the redirect URL to use in OAuth Authorization
+	 * @return The redirect URL used in the OAuth Authorization Code flow.
-	 * Code flow.  This has meaning to the client-side web application.
-	 * 
-	 * @return A URL for the OAuth flow to redirect to when complete.
 	 */
 	default String getOAuthAuthRedirectUri() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the username to use in OAuth Password Grant flow.
+	 * @return The username used in the OAuth Password Grant flow.
-	 * This is provided by the OAuth IdP administrator or tooling.
-	 * 
-	 * @return A username.
 	 */
 	default String getOAuthUsername() {
 		return null;
 	}
 	
 	/**
-	 * This method retrieves the password to use in OAuth Password Grant flow.
+	 * @return The corresponding password for the username used in the OAuth Password Grant flow.
-	 * This is provided by the OAuth IdP administrator or tooling.
-	 * 
-	 * @return The corresponding password for the username.
 	 */
 	default String getOAuthPassword() {
 		return null;
@@ -158,22 +120,10 @@ public interface ClientConfiguration {
 	
 	
 	
-	/**
-	 * This method retrieves the connection (before request sent) timeout for
-	 * the client.
-	 * 
-	 * @return A timeout in milliseconds.
-	 */
 	default Integer getConnectTimeoutInMillis() {
 	    return null;
 	}
 	
-	/**
-	 * This method retrieves the response (after request sent) timeout for the
-	 * client.
-	 * 
-	 * @return A timeout in milliseconds.
-	 */
 	default Integer getResponseTimeoutInMillis() {
 	    return null;
 	}
@@ -181,38 +131,29 @@ public interface ClientConfiguration {
 	
 
 	/**
-	 * This method enables/disables the JackSON UNWRAP_ROOT_VALUE feature.
+	 * @return true to enable Jackson UNWRAP_ROOT_VALUE feature; false otherwise.
-	 * 
-	 * @return `true` to enable; `false` otherwise.
 	 */
 	default boolean isUnwrapRootValueEnabled() {
 		return false;
 	}
 
 	/**
-	 * This method enables/disables the JackSON WRAP_ROOT_VALUE feature.
+	 * @return true to enable Jackson WRAP_ROOT_VALUE feature; false otherwise.
-	 * 
-	 * @return `true` to enable; `false` otherwise.
 	 */
 	default boolean isWrapRootValueEnabled() {
 		return false;
 	}
     
     /**
-	 * This method allows sub-classes to extend the JackSON mapper
+     * @param mapper A Jackson object mapper to configure.
-	 * configuration and behavior.
-	 * 
-     * @param mapper A JackSON object mapper.
      */
     default void configureJacksonMapper(ObjectMapper mapper) {
     }
 	
 	/**
-	 * This method allows sub-classes to extend the JackSON JSON provider.
+	 * @param provider A Jackson JAX-RS provider to configure.
-	 * 
-	 * @param provider A JackSON Jakarta RS provider.
 	 */
-	default void configureJacksonProvider(JacksonJsonProvider provider) {
+	default void configureJacksonProvider(JacksonJaxbJsonProvider provider) {
 	}
 	
 	

src/main/java/com/inteligr8/rs/ClientEnforcementAuthorizationFilter.java

@@ -14,7 +14,7 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
 
 import org.apache.commons.lang3.StringUtils;
 

src/main/java/com/inteligr8/rs/ClientImpl.java

@@ -14,15 +14,15 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.annotation.PostConstruct;
+import javax.annotation.PostConstruct;
-import jakarta.ws.rs.client.ClientBuilder;
+import javax.ws.rs.client.ClientBuilder;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- * A class that provides pre-configured Jakarta RS Client & WebTarget
+ * A class that provides pre-configured JAX-RS Client & WebTarget objects
- * objects.
+ * for Jersey.
  * 
  * @author brian@inteligr8.com
  */
@@ -34,7 +34,6 @@ public class ClientImpl extends Client {
 	
 	/**
 	 * This constructor is for Spring or POJO use.
-	 * 
 	 * @param config The client configuration.
 	 */
 	public ClientImpl(ClientConfiguration config) {
@@ -42,22 +41,36 @@ public class ClientImpl extends Client {
 	}
 
 	/**
-	 * This method is a placeholder.
+	 * This method registers the Jersey library as the default provider for the
+	 * JAX-RS specification.
 	 */
 	@PostConstruct
 	public void register() {
 		this.logger.info("API Base URL: {}", this.getConfig().getBaseUrl());
 	}
 	
+	/**
+	 * @param clientBuilder A client builder.
+	 */
 	@Override
 	public void buildClient(ClientBuilder clientBuilder) {
 	}
 	
-	@Override
+	/**
+	 * @return The client configuration.
+	 */
 	public ClientConfiguration getConfig() {
 		return this.config;
 	}
 
+	/**
+	 * This method retrieves a JAX-RS implementation of the specified API with
+	 * the specified authorization.
+	 * 
+	 * @param authFilter A dynamic authorization filter.
+	 * @param apiClass A JAX-RS annotation API class.
+	 * @return An instance of the API class.
+	 */
 	@Override
 	public <T> T getApi(AuthorizationFilter authFilter, Class<T> apiClass) {
 		throw new UnsupportedOperationException();

src/main/java/com/inteligr8/rs/ForwardingAuthorizationFilter.java

@@ -14,8 +14,8 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
-import jakarta.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.HttpHeaders;
 
 /**
  * This class implements a proxied or forwarded authorization header based
@@ -32,8 +32,6 @@ public class ForwardingAuthorizationFilter implements AuthorizationFilter {
 	private final String authorizationHeaderValue;
 	
 	/**
-	 * This constructor instantiates the filter with required fields.
-	 * 
 	 * @param authorizationHeaderValue A previously used or formulated 'Authorization' header.
 	 */
 	public ForwardingAuthorizationFilter(String authorizationHeaderValue) {

src/main/java/com/inteligr8/rs/HeaderAuthorizationFilter.java

@@ -1,68 +0,0 @@
-/*
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- * 
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- * 
- * You should have received a copy of the GNU General Public License along
- * with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-package com.inteligr8.rs;
-
-import java.io.UnsupportedEncodingException;
-import java.util.List;
-import java.util.Map.Entry;
-
-import org.springframework.util.LinkedMultiValueMap;
-import org.springframework.util.MultiValueMap;
-
-import jakarta.ws.rs.client.ClientRequestContext;
-
-/**
- * This class implements a header-based authorization filter.
- *  
- * @author brian@inteligr8.com
- */
-public class HeaderAuthorizationFilter implements AuthorizationFilter {
-	
-	private final MultiValueMap<String, Object> headers = new LinkedMultiValueMap<>();
-	
-	/**
-	 * This constructor instantiates the filter with required fields.
-	 * 
-	 * @param headerName A header name.
-	 * @param headerValue A header value.
-	 */
-    public HeaderAuthorizationFilter(String headerName, Object headerValue) {
-	    this.headers.add(headerName, headerValue);
-	}
-    
-	/**
-	 * This method adds another header name/value to outgoing requests.
-	 * 
-	 * @param headerName A header name.
-	 * @param headerValue A header value.
-	 * @return This class for fluent chaining.
-	 */
-    public HeaderAuthorizationFilter add(String headerName, Object headerValue) {
-        this.headers.add(headerName, headerValue);
-        return this;
-    }
-	
-	/**
-	 * This method applies the 'Authorization' header to the {@link ClientRequestContext}.
-	 * 
-	 * @param requestContext A request context.
-	 */
-	@Override
-	public void filter(ClientRequestContext requestContext) throws UnsupportedEncodingException {
-	    for (Entry<String, List<Object>> header : this.headers.entrySet())
-	        requestContext.getHeaders().put(header.getKey(), header.getValue());
-	}
-
-}

src/main/java/com/inteligr8/rs/LoggingFilter.java

@@ -16,12 +16,12 @@ package com.inteligr8.rs;
 
 import java.io.IOException;
 
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
-import jakarta.ws.rs.client.ClientRequestFilter;
+import javax.ws.rs.client.ClientRequestFilter;
-import jakarta.ws.rs.client.ClientResponseContext;
+import javax.ws.rs.client.ClientResponseContext;
-import jakarta.ws.rs.client.ClientResponseFilter;
+import javax.ws.rs.client.ClientResponseFilter;
-import jakarta.ws.rs.core.Form;
+import javax.ws.rs.core.Form;
-import jakarta.ws.rs.core.MediaType;
+import javax.ws.rs.core.MediaType;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

src/main/java/com/inteligr8/rs/OAuthAuthorizationCodeAuthorizationFilter.java

@@ -16,7 +16,7 @@ package com.inteligr8.rs;
 
 import java.net.URI;
 
-import jakarta.ws.rs.core.Form;
+import javax.ws.rs.core.Form;
 
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;

src/main/java/com/inteligr8/rs/OAuthAuthorizationFilter.java

@@ -16,22 +16,22 @@ package com.inteligr8.rs;
 
 import java.util.Map;
 
-import jakarta.ws.rs.WebApplicationException;
+import javax.ws.rs.WebApplicationException;
-import jakarta.ws.rs.client.Client;
+import javax.ws.rs.client.Client;
-import jakarta.ws.rs.client.ClientBuilder;
+import javax.ws.rs.client.ClientBuilder;
-import jakarta.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestContext;
-import jakarta.ws.rs.client.Entity;
+import javax.ws.rs.client.Entity;
-import jakarta.ws.rs.client.WebTarget;
+import javax.ws.rs.client.WebTarget;
-import jakarta.ws.rs.core.Form;
+import javax.ws.rs.core.Form;
-import jakarta.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.HttpHeaders;
-import jakarta.ws.rs.core.Response;
+import javax.ws.rs.core.Response;
-import jakarta.ws.rs.core.Response.Status.Family;
+import javax.ws.rs.core.Response.Status.Family;
 
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.fasterxml.jackson.jakarta.rs.json.JacksonJsonProvider;
+import com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider;
 
 /**
  * This class is the base for implementations of OAuth authorization flows.
@@ -159,7 +159,7 @@ public abstract class OAuthAuthorizationFilter implements AuthorizationFilter {
 		Entity<Form> entity = Entity.form(form);
 		
 		Client client = ClientBuilder.newBuilder()
-                .register(new JacksonJsonProvider())
+                .register(new JacksonJaxbJsonProvider())
                 .build();
 		WebTarget target = client.target(this.tokenUrl);
 		

src/main/java/com/inteligr8/rs/OAuthClientCredentialAuthorizationFilter.java

@@ -14,7 +14,7 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.core.Form;
+import javax.ws.rs.core.Form;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

src/main/java/com/inteligr8/rs/OAuthPasswordGrantAuthorizationFilter.java

@@ -14,7 +14,7 @@
  */
 package com.inteligr8.rs;
 
-import jakarta.ws.rs.core.Form;
+import javax.ws.rs.core.Form;
 
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;