Merge branch 'stable' into stable-cxf

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

@@ -0,0 +1,58 @@
+/*
+ * 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, String> headers = new LinkedMultiValueMap<>();
+	
+	/**
+	 * @param headers An array of header name/value pairs.
+	 */
+    public HeaderAuthorizationFilter(String headerName, String headerValue) {
+	    this.headers.add(headerName, headerValue);
+	}
+    
+    public HeaderAuthorizationFilter add(String headerName, String 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<String>> header : this.headers.entrySet())
+	        requestContext.getHeaders().addAll(header.getKey(), header.getValue());
+	}
+
+}