X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fmemcached.hpp;h=46573f4959b2aab0a874da0eae407965fb2360a3;hb=94cd1cbfb3fe6d0c446be9151ae9b15f775b6511;hp=e437312d1ac6e6a45ec5a73314e3635101d400bd;hpb=6995b0a6e096958ff3c621117937e82e91e3602e;p=awesomized%2Flibmemcached

diff --git a/libmemcached/memcached.hpp b/libmemcached/memcached.hpp
index e437312d..46573f49 100644
--- a/libmemcached/memcached.hpp
+++ b/libmemcached/memcached.hpp
@@ -16,6 +16,7 @@
 #define LIBMEMCACHEDPP_H
 
 #include <libmemcached/memcached.h>
+#include <libmemcached/exception.hpp>
 
 #include <string.h>
 
@@ -54,6 +55,7 @@ public:
   {
     memcached_create(&memc);
     servers= memcached_servers_parse(servers_list.c_str());
+    memcached_server_push(&memc, servers);
   }
 
   Memcache(const std::string &hostname,
@@ -71,6 +73,7 @@ public:
     strsmt << port;
     servers_list.append(strsmt.str());
     servers= memcached_servers_parse(servers_list.c_str());
+    memcached_server_push(&memc, servers);
   }
 
   Memcache(memcached_st *clone) 
@@ -92,6 +95,7 @@ public:
   {
     memcached_clone(&memc, const_cast<memcached_st *>(&rhs.getImpl()));
     servers= memcached_servers_parse(servers_list.c_str());
+    memcached_server_push(&memc, servers);
   }
 
   Memcache &operator=(const Memcache &rhs)
@@ -100,6 +104,7 @@ public:
     {
       memcached_clone(&memc, const_cast<memcached_st *>(&rhs.getImpl()));
       servers= memcached_servers_parse(servers_list.c_str());
+      memcached_server_push(&memc, servers);
     }
     return *this;
   }
@@ -159,6 +164,7 @@ public:
   {
     servers_list.assign(in_servers_list);
     servers= memcached_servers_parse(in_servers_list.c_str());
+    memcached_server_push(&memc, servers);
     return (servers == NULL);
   }
 
@@ -166,7 +172,7 @@ public:
    * Add a server to the list of memcached servers to use.
    *
    * @param[in] server_name name of the server to add
-   * @param[in[ port port number of server to add
+   * @param[in] port port number of server to add
    * @return true on success; false otherwise
    */
   bool addServer(const std::string &server_name, unsigned int port)
@@ -182,6 +188,28 @@ public:
                                           server_name.c_str(),
                                           port,
                                           &rc);
+    memcached_server_push(&memc, servers);
+    return (rc == MEMCACHED_SUCCESS);
+  }
+
+  /**
+   * Remove a server from the list of memcached servers to use.
+   *
+   * @param[in] server_name name of the server to remove
+   * @param[in] port port number of server to remove
+   * @return true on success; false otherwise
+   */
+  bool removeServer(const std::string &server_name, size_t port)
+  {
+    std::string tmp_str;
+    std::ostringstream strstm;
+    tmp_str.append(",");
+    tmp_str.append(server_name);
+    tmp_str.append(":");
+    strstm << port;
+    tmp_str.append(strstm.str());
+    memcached_server_st *server= memcached_servers_parse(tmp_str.c_str());
+    memcached_return rc= memcached_server_remove(server);
     return (rc == MEMCACHED_SUCCESS);
   }
 
@@ -221,7 +249,7 @@ public:
    * @return true on success; false otherwise
    */
   bool get(const std::string &key, 
-           std::vector<char> &ret_val)
+           std::vector<char> &ret_val) throw (Error)
   {
     uint32_t flags= 0;
     memcached_return rc;
@@ -229,7 +257,7 @@ public:
 
     if (key.empty())
     {
-      return false;
+      throw(Error("the key supplied is empty!", false));
     }
     char *value= memcached_get(&memc, key.c_str(), key.length(),
                                &value_length, &flags, &rc);
@@ -256,7 +284,7 @@ public:
    */
   bool getByKey(const std::string &master_key, 
                 const std::string &key, 
-                std::vector<char> &ret_val)
+                std::vector<char> &ret_val) throw(Error)
   {
     uint32_t flags= 0;
     memcached_return rc;
@@ -264,10 +292,10 @@ public:
 
     if (master_key.empty() || key.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
-    char *value= memcached_get_by_key(&memc, 
-                                      master_key.c_str(), master_key.length(), 
+    char *value= memcached_get_by_key(&memc,
+                                      master_key.c_str(), master_key.length(),
                                       key.c_str(), key.length(),
                                       &value_length, &flags, &rc);
     if (value)
@@ -333,16 +361,16 @@ public:
    * @param[in] flags flags to store with the object
    * @return true on succcess; false otherwise
    */
-  bool set(const std::string &key, 
+  bool set(const std::string &key,
            const std::vector<char> &value,
            time_t expiration,
-           uint32_t flags)
+           uint32_t flags) throw(Error)
   {
     if (key.empty() || value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
-    memcached_return rc= memcached_set(&memc, 
+    memcached_return rc= memcached_set(&memc,
                                        key.c_str(), key.length(),
                                        &value[0], value.size(),
                                        expiration, flags);
@@ -364,13 +392,13 @@ public:
                 const std::string &key, 
                 const std::vector<char> &value,
                 time_t expiration,
-                uint32_t flags)
+                uint32_t flags) throw(Error)
   {
     if (master_key.empty() ||
         key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_set_by_key(&memc, master_key.c_str(), 
                                               master_key.length(),
@@ -394,11 +422,11 @@ public:
   bool setAll(std::vector<std::string> &keys,
               std::vector< std::vector<char> *> &values,
               time_t expiration,
-              uint32_t flags)
+              uint32_t flags) throw(Error)
   {
     if (keys.size() != values.size())
     {
-      return false;
+      throw(Error("The number of keys and values do not match!", false));
     }
     bool retval= true;
     std::vector<std::string>::iterator key_it= keys.begin();
@@ -427,11 +455,11 @@ public:
    */
   bool setAll(std::map<const std::string, std::vector<char> > &key_value_map,
               time_t expiration,
-              uint32_t flags)
+              uint32_t flags) throw(Error)
   {
     if (key_value_map.empty())
     {
-      return false;
+      throw(Error("The key/values are not properly set!", false));
     }
     bool retval= true;
     std::map<const std::string, std::vector<char> >::iterator it=
@@ -441,7 +469,9 @@ public:
       retval= set(it->first, it->second, expiration, flags);
       if (retval == false)
       {
-        return false;
+        std::string err_buff("There was an error setting the key ");
+        err_buff.append(it->first);
+        throw(Error(err_buff, false));
       }
       ++it;
     }
@@ -458,11 +488,11 @@ public:
    * @param[out] value store the result of the increment here
    * @return true on success; false otherwise
    */
-  bool increment(const std::string &key, uint32_t offset, uint64_t *value)
+  bool increment(const std::string &key, uint32_t offset, uint64_t *value) throw(Error)
   {
     if (key.empty())
     {
-      return false;
+      throw(Error("the key supplied is empty!", false));
     }
     memcached_return rc= memcached_increment(&memc, key.c_str(), key.length(),
                                              offset, value);
@@ -480,10 +510,11 @@ public:
    * @return true on success; false otherwise
    */
   bool decrement(const std::string &key, uint32_t offset, uint64_t *value)
+    throw(Error)
   {
     if (key.empty())
     {
-      return false;
+      throw(Error("the key supplied is empty!", false));
     }
     memcached_return rc= memcached_decrement(&memc, key.c_str(), 
                                              key.length(),
@@ -501,10 +532,11 @@ public:
    * @return true on success; false otherwise
    */
   bool add(const std::string &key, const std::vector<char> &value)
+    throw(Error)
   {
     if (key.empty() || value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_add(&memc, key.c_str(), key.length(), 
                                        &value[0], value.size(), 0, 0);
@@ -523,13 +555,13 @@ public:
    */
   bool addByKey(const std::string &master_key, 
                 const std::string &key, 
-                const std::vector<char> &value)
+                const std::vector<char> &value) throw(Error)
   {
     if (master_key.empty() ||
         key.empty() || 
         value.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
     memcached_return rc= memcached_add_by_key(&memc, 
                                               master_key.c_str(),
@@ -550,12 +582,12 @@ public:
    * @param[in[ value value to replace object with
    * @return true on success; false otherwise
    */
-  bool replace(const std::string &key, const std::vector<char> &value)
+  bool replace(const std::string &key, const std::vector<char> &value) throw(Error)
   {
     if (key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_replace(&memc, key.c_str(), key.length(),
                                            &value[0], value.size(),
@@ -581,7 +613,7 @@ public:
         key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
     memcached_return rc= memcached_replace_by_key(&memc, 
                                                   master_key.c_str(), 
@@ -602,10 +634,11 @@ public:
    * @return true on success; false otherwise
    */
   bool prepend(const std::string &key, const std::vector<char> &value)
+    throw(Error)
   {
     if (key.empty() || value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_prepend(&memc, key.c_str(), key.length(),
                                            &value[0], value.size(), 0, 0);
@@ -625,19 +658,20 @@ public:
   bool prependByKey(const std::string &master_key, 
                     const std::string &key, 
                     const std::vector<char> &value)
+      throw(Error)
   {
     if (master_key.empty() ||
         key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
-    memcached_return rc= memcached_prepend_by_key(&memc, 
-                                                  master_key.c_str(), 
+    memcached_return rc= memcached_prepend_by_key(&memc,
+                                                  master_key.c_str(),
                                                   master_key.length(),
-                                                  key.c_str(), 
+                                                  key.c_str(),
                                                   key.length(),
-                                                  &value[0], 
+                                                  &value[0],
                                                   value.size(),
                                                   0,
                                                   0);
@@ -652,16 +686,17 @@ public:
    * @return true on success; false otherwise
    */
   bool append(const std::string &key, const std::vector<char> &value)
+    throw(Error)
   {
     if (key.empty() || value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
-    memcached_return rc= memcached_append(&memc, 
-                                          key.c_str(), 
+    memcached_return rc= memcached_append(&memc,
+                                          key.c_str(),
                                           key.length(),
-                                          &value[0], 
-                                          value.size(), 
+                                          &value[0],
+                                          value.size(),
                                           0, 0);
     return (rc == MEMCACHED_SUCCESS);
   }
@@ -676,15 +711,16 @@ public:
    * @param[in] value data to append to object's value
    * @return true on success; false otherwise
    */
-  bool appendByKey(const std::string &master_key, 
-                   const std::string &key, 
+  bool appendByKey(const std::string &master_key,
+                   const std::string &key,
                    const std::vector<char> &value)
+    throw(Error)
   {
     if (master_key.empty() ||
         key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
     memcached_return rc= memcached_append_by_key(&memc,
                                                  master_key.c_str(), 
@@ -707,11 +743,11 @@ public:
    */
   bool cas(const std::string &key, 
            const std::vector<char> &value, 
-           uint64_t cas_arg)
+           uint64_t cas_arg) throw(Error)
   {
     if (key.empty() || value.empty())
     {
-      return false;
+      throw(Error("the key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_cas(&memc, key.c_str(), key.length(),
                                        &value[0], value.size(), 
@@ -732,13 +768,13 @@ public:
   bool casByKey(const std::string &master_key, 
                 const std::string &key, 
                 const std::vector<char> &value, 
-                uint64_t cas_arg)
+                uint64_t cas_arg) throw(Error)
   {
     if (master_key.empty() ||
         key.empty() ||
         value.empty())
     {
-      return false;
+      throw(Error("the master key, key or value supplied is empty!", false));
     }
     memcached_return rc= memcached_cas_by_key(&memc,
                                               master_key.c_str(), 
@@ -757,11 +793,11 @@ public:
    * @param[in] key key of object to delete
    * @return true on success; false otherwise
    */
-  bool remove(const std::string &key)
+  bool remove(const std::string &key) throw(Error)
   {
     if (key.empty())
     {
-      return false;
+      throw(Error("the key supplied is empty!", false));
     }
     memcached_return rc= memcached_delete(&memc, key.c_str(), key.length(), 0);
     return (rc == MEMCACHED_SUCCESS);
@@ -775,15 +811,15 @@ public:
    * @return true on success; false otherwise
    */
   bool remove(const std::string &key,
-              time_t expiration)
+              time_t expiration) throw(Error)
   {
     if (key.empty())
     {
-      return false;
+      throw(Error("the key supplied is empty!", false));
     }
-    memcached_return rc= memcached_delete(&memc, 
-                                          key.c_str(), 
-                                          key.length(), 
+    memcached_return rc= memcached_delete(&memc,
+                                          key.c_str(),
+                                          key.length(),
                                           expiration);
     return (rc == MEMCACHED_SUCCESS);
   }
@@ -795,18 +831,18 @@ public:
    * @param[in] key key of object to delete
    * @return true on success; false otherwise
    */
-  bool removeByKey(const std::string &master_key, 
-                   const std::string &key)
+  bool removeByKey(const std::string &master_key,
+                   const std::string &key) throw(Error)
   {
     if (master_key.empty() || key.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
-    memcached_return rc= memcached_delete_by_key(&memc, 
-                                                 master_key.c_str(), 
+    memcached_return rc= memcached_delete_by_key(&memc,
+                                                 master_key.c_str(),
                                                  master_key.length(),
-                                                 key.c_str(), 
-                                                 key.length(), 
+                                                 key.c_str(),
+                                                 key.length(),
                                                  0);
     return (rc == MEMCACHED_SUCCESS);
   }
@@ -821,11 +857,11 @@ public:
    */
   bool removeByKey(const std::string &master_key, 
                    const std::string &key,
-                   time_t expiration)
+                   time_t expiration) throw(Error)
   {
     if (master_key.empty() || key.empty())
     {
-      return false;
+      throw(Error("the master key or key supplied is empty!", false));
     }
     memcached_return rc= memcached_delete_by_key(&memc, 
                                                  master_key.c_str(),