Add Proxy#scheme.

webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpUriRequestConverter.java

@@ -74,7 +74,7 @@ public class HttpUriRequestConverter {
         }
 
         if (proxy != null) {
-            requestConfigBuilder.setProxy(new HttpHost(proxy.getHost(), proxy.getPort()));
+            requestConfigBuilder.setProxy(new HttpHost(proxy.getHost(), proxy.getPort(), proxy.getScheme()));
         }
         requestBuilder.setConfig(requestConfigBuilder.build());
         HttpUriRequest httpUriRequest = requestBuilder.build();

webmagic-core/src/main/java/us/codecraft/webmagic/proxy/Proxy.java

@@ -2,6 +2,8 @@ package us.codecraft.webmagic.proxy;
 
 public class Proxy {
 
+    private String scheme;
+
     private String host;
 
     private int port;
@@ -11,8 +13,13 @@ public class Proxy {
     private String password;
 
     public Proxy(String host, int port) {
+        this(host, port, null);
+    }
+
+    public Proxy(String host, int port, String scheme) {
         this.host = host;
         this.port = port;
+        this.scheme = scheme;
     }
 
     public Proxy(String host, int port, String username, String password) {
@@ -22,6 +29,14 @@ public class Proxy {
         this.password = password;
     }
 
+    public String getScheme() {
+        return scheme;
+    }
+
+    public void setScheme(String scheme) {
+        this.scheme = scheme;
+    }
+
 	public String getHost() {
         return host;
     }
@@ -47,6 +62,7 @@ public class Proxy {
 
         if (port != proxy.port) return false;
         if (host != null ? !host.equals(proxy.host) : proxy.host != null) return false;
+        if (scheme != null ? !scheme.equals(proxy.scheme) : proxy.scheme != null) return false;
         if (username != null ? !username.equals(proxy.username) : proxy.username != null) return false;
         return password != null ? password.equals(proxy.password) : proxy.password == null;
     }
@@ -55,6 +71,7 @@ public class Proxy {
     public int hashCode() {
         int result = host != null ? host.hashCode() : 0;
         result = 31 * result + port;
+        result = 31 * result + (scheme != null ? scheme.hashCode() : 0);
         result = 31 * result + (username != null ? username.hashCode() : 0);
         result = 31 * result + (password != null ? password.hashCode() : 0);
         return result;
@@ -62,12 +79,8 @@ public class Proxy {
 
     @Override
     public String toString() {
-        return "Proxy{" +
-                "host='" + host + '\'' +
-                ", port=" + port +
-                ", username='" + username + '\'' +
-                ", password='" + password + '\'' +
-                '}';
+        return String.format("Proxy{scheme='%1$s', host='%2$s', port=%3$d, username='%4$s', password='%5$s'}",
+            scheme, host, port, username, password);
     }
 
 }