diff --git a/android-jdk6-redkale/src/org/redkale/net/client/HttpClient.java b/android-jdk6-redkale/src/org/redkale/net/client/HttpClient.java
index 79f1f9792..90ac55160 100644
--- a/android-jdk6-redkale/src/org/redkale/net/client/HttpClient.java
+++ b/android-jdk6-redkale/src/org/redkale/net/client/HttpClient.java
@@ -9,7 +9,7 @@ import java.net.*;
 import java.util.*;
 
 /**
- * 
+ *
  * 待开发……
  *
  * @see http://www.redkale.org
@@ -17,18 +17,20 @@ import java.util.*;
  */
 public final class HttpClient {
 
-    protected List<HttpCookie> cookies;
+    protected Map<String, HttpCookie> cookies;
 
     protected Map<String, String> headers;
 
     protected Map<String, String> params;
 
-    protected final HttpFactory factory;
+    protected final HttpFactory root;
 
     protected final URL url;
 
-    HttpClient(HttpFactory factory, URL url) {
-        this.factory = factory;
+    private String method = "GET";
+
+    HttpClient(HttpFactory root, URL url) {
+        this.root = root;
         this.url = url;
     }
 
@@ -36,52 +38,60 @@ public final class HttpClient {
         return this;
     }
 
+    public HttpClient getMethod() {
+        this.method = "GET";
+        return this;
+    }
+
+    public HttpClient postMethod() {
+        this.method = "POST";
+        return this;
+    }
+
     public Map<String, String> getHeaders() {
-        return headers == null ? null : new HashMap<String, String>(headers);
+        return this.headers == null ? null : new HashMap<String, String>(this.headers);
     }
 
     public HttpClient addHeader(String name, String value) {
-        if (headers == null) this.headers = new HashMap<String, String>();
-        headers.put(name, value);
+        if (this.headers == null && name != null) this.headers = new HashMap<String, String>();
+        this.headers.put(name, value);
+        return this;
+    }
+
+    public HttpClient addHeader(final Map<String, String> headerMap) {
+        if (headerMap == null || headerMap.isEmpty()) return this;
+        if (this.headers == null) this.headers = new HashMap<String, String>();
+        this.headers.putAll(headerMap);
         return this;
     }
 
     public HttpClient removeHeader(String name) {
-        if (this.headers == null) return this;
+        if (this.headers == null || name == null) return this;
         headers.remove(name);
         return this;
     }
 
-    public List<HttpCookie> getCookies() {
-        return cookies == null ? null : new ArrayList<HttpCookie>(cookies);
+    public Map<String, HttpCookie> getCookies() {
+        return this.cookies == null ? null : new HashMap<String, HttpCookie>(this.cookies);
     }
 
-    public HttpClient addCookie(HttpCookie cookie) {
-        if (cookies == null) this.cookies = new ArrayList<HttpCookie>();
-        if (cookie != null) cookies.add(cookie);
+    public HttpClient addCookie(final HttpCookie cookie) {
+        if (this.cookies == null) this.cookies = new HashMap<String, HttpCookie>();
+        if (cookie != null) this.cookies.put(cookie.getName(), cookie);
         return this;
     }
 
-    public HttpClient addCookie(HttpCookie... cookies) {
-        if (cookies == null) this.cookies = new ArrayList<HttpCookie>();
-        if (cookies != null) {
-            for (HttpCookie c : cookies) {
-                if (c != null) this.cookies.add(c);
-            }
+    public HttpClient addCookie(final HttpCookie... httpCookies) {
+        if (httpCookies == null || httpCookies.length < 1) return this;
+        if (this.cookies == null) this.cookies = new HashMap<String, HttpCookie>();
+        for (HttpCookie c : httpCookies) {
+            if (c != null) this.cookies.put(c.getName(), c);
         }
         return this;
     }
 
-    public HttpClient removeCookie(String name) {
-        if (this.cookies == null) return this;
-        HttpCookie cookie = null;
-        for (HttpCookie c : cookies) {
-            if (c.getName().equals(name)) {
-                cookie = c;
-                break;
-            }
-        }
-        cookies.remove(cookie);
+    public HttpClient removeCookie(final String name) {
+        if (this.cookies != null && name != null) this.cookies.remove(name);
         return this;
     }
 
diff --git a/android-jdk6-redkale/src/org/redkale/net/client/HttpFactory.java b/android-jdk6-redkale/src/org/redkale/net/client/HttpFactory.java
index 91c90bd0b..6eeca4e1d 100644
--- a/android-jdk6-redkale/src/org/redkale/net/client/HttpFactory.java
+++ b/android-jdk6-redkale/src/org/redkale/net/client/HttpFactory.java
@@ -21,7 +21,7 @@ public class HttpFactory {
 
     final HttpFactory parent;
 
-    final List<HttpCookie> defaultCookies = new CopyOnWriteArrayList<HttpCookie>();
+    final Map<String, HttpCookie> defaultCookies = new ConcurrentHashMap<String, HttpCookie>();
 
     final Map<String, String> defaultHeaders = new ConcurrentHashMap<String, String>();
 
@@ -56,28 +56,21 @@ public class HttpFactory {
     }
 
     public HttpFactory addDefaultCookie(HttpCookie cookie) {
-        if (cookie != null) defaultCookies.add(cookie);
+        if (cookie != null) defaultCookies.put(cookie.getName(), cookie);
         return this;
     }
 
     public HttpFactory addDefaultCookie(HttpCookie... cookies) {
         if (cookies != null) {
             for (HttpCookie c : cookies) {
-                if (c != null) defaultCookies.add(c);
+                if (c != null) defaultCookies.put(c.getName(), c);
             }
         }
         return this;
     }
 
     public HttpFactory removeDefaultCookie(String name) {
-        HttpCookie cookie = null;
-        for (HttpCookie c : defaultCookies) {
-            if (c.getName().equals(name)) {
-                cookie = c;
-                break;
-            }
-        }
-        defaultCookies.remove(cookie);
+        defaultCookies.remove(name);
         return this;
     }