#25 - ENH: Add option to HttpContextBuilder to set proxy, sslContext, sslParameters, authenticator and priority.

Author: rbygrave

client/src/main/java/io/avaje/http/client/DHttpClientContextBuilder.java

@@ -1,7 +1,11 @@
 package io.avaje.http.client;
 
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLParameters;
+import java.net.Authenticator;
 import java.net.CookieHandler;
 import java.net.CookieManager;
+import java.net.ProxySelector;
 import java.net.http.HttpClient;
 import java.time.Duration;
 import java.util.ArrayList;
@@ -23,6 +27,11 @@ class DHttpClientContextBuilder implements HttpClientContext.Builder {
   private HttpClient.Redirect redirect = HttpClient.Redirect.NORMAL;
   private HttpClient.Version version;
   private Executor executor;
+  private ProxySelector proxy;
+  private SSLContext sslContext;
+  private SSLParameters sslParameters;
+  private Authenticator authenticator;
+  private int priority;
 
   private final List<RequestIntercept> interceptors = new ArrayList<>();
   private final List<RequestListener> listeners = new ArrayList<>();
@@ -102,6 +111,36 @@ public HttpClientContext.Builder withExecutor(Executor executor) {
     return this;
   }
 
+  @Override
+  public HttpClientContext.Builder withProxy(ProxySelector proxySelector) {
+    this.proxy = proxySelector;
+    return this;
+  }
+
+  @Override
+  public HttpClientContext.Builder withSSLContext(SSLContext sslContext) {
+    this.sslContext = sslContext;
+    return this;
+  }
+
+  @Override
+  public HttpClientContext.Builder withSSLParameters(SSLParameters sslParameters) {
+    this.sslParameters = sslParameters;
+    return this;
+  }
+
+  @Override
+  public HttpClientContext.Builder withAuthenticator(Authenticator authenticator) {
+    this.authenticator = authenticator;
+    return this;
+  }
+
+  @Override
+  public HttpClientContext.Builder withPriority(int priority) {
+    this.priority = priority;
+    return this;
+  }
+
   @Override
   public HttpClientContext build() {
     requireNonNull(baseUrl, "baseUrl is not specified");
@@ -133,8 +172,7 @@ private RequestIntercept buildIntercept() {
   }
 
   private HttpClient defaultClient() {
-    final HttpClient.Builder builder =
-      HttpClient.newBuilder()
+    final HttpClient.Builder builder = HttpClient.newBuilder()
         .followRedirects(redirect)
         .connectTimeout(Duration.ofSeconds(20));
     if (cookieHandler != null) {
@@ -146,6 +184,21 @@ private HttpClient defaultClient() {
     if (executor != null) {
       builder.executor(executor);
     }
+    if (proxy != null) {
+      builder.proxy(proxy);
+    }
+    if (sslContext != null) {
+      builder.sslContext(sslContext);
+    }
+    if (sslParameters != null) {
+      builder.sslParameters(sslParameters);
+    }
+    if (authenticator != null) {
+      builder.authenticator(authenticator);
+    }
+    if (priority > 0) {
+      builder.priority(priority);
+    }
     return builder.build();
   }
 

client/src/main/java/io/avaje/http/client/HttpClientContext.java

@@ -1,6 +1,10 @@
 package io.avaje.http.client;
 
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLParameters;
+import java.net.Authenticator;
 import java.net.CookieHandler;
+import java.net.ProxySelector;
 import java.net.http.HttpClient;
 import java.net.http.HttpResponse;
 import java.time.Duration;
@@ -223,6 +227,41 @@ interface Builder {
      */
     Builder withExecutor(Executor executor);
 
+    /**
+     * Set the proxy to the underlying {@link HttpClient}.
+     *
+     * @see HttpClient.Builder#proxy(ProxySelector)
+     */
+    Builder withProxy(ProxySelector proxySelector);
+
+    /**
+     * Set the sslContext to the underlying {@link HttpClient}.
+     *
+     * @see HttpClient.Builder#sslContext(SSLContext)
+     */
+    Builder withSSLContext(SSLContext sslContext);
+
+    /**
+     * Set the sslParameters to the underlying {@link HttpClient}.
+     *
+     * @see HttpClient.Builder#sslParameters(SSLParameters)
+     */
+    Builder withSSLParameters(SSLParameters sslParameters);
+
+    /**
+     * Set a HttpClient authenticator to the underlying {@link HttpClient}.
+     *
+     * @see HttpClient.Builder#authenticator(Authenticator)
+     */
+    Builder withAuthenticator(Authenticator authenticator);
+
+    /**
+     * Set the priority for HTTP/2 requests to the underlying {@link HttpClient}.
+     *
+     * @see HttpClient.Builder#priority(int)
+     */
+    Builder withPriority(int priority);
+
     /**
      * Build and return the context.
      *