write facade phrase table

2 files changed, 95 insertions, 1 deletions

diff --git a/src/storage/facade_phrase_table.h b/src/storage/facade_phrase_table.h
new file mode 100644
index 0000000..913a611
--- /dev/null
+++ b/src/storage/facade_phrase_table.h
@@ -0,0 +1,94 @@
+/* 
+ *  libpinyin
+ *  Library to deal with pinyin.
+ *  
+ *  Copyright (C) 2011 Peng Wu <alexepico@gmail.com>
+ *  
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 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, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef FACADE_PHRASE_TABLE_H
+#define FACADE_PHRASE_TABLE_H
+
+#include "phrase_large_table.h"
+
+namespace pinyin{
+
+class FacadePhraseTable{
+private:
+    PhraseLargeTable * m_system_phrase_table;
+    PhraseLargeTable * m_user_phrase_table;
+
+public:
+    /* constructor/destructor */
+    FacadePhraseTable() {
+        m_system_phrase_table = NULL;
+        m_user_phrase_table = NULL;
+    }
+
+    /* load/store methods */
+    bool load(MemoryChunk * system, MemoryChunk * user) {
+        bool result = false;
+        if (system) {
+            m_system_phrase_table = new PhraseLargeTable;
+            result = m_system_phrase_table->load(system) || result;
+        }
+        if (user) {
+            m_user_phrase_table = new PhraseLargeTable;
+            result = m_user_phrase_table->load(user) || result;
+        }
+        return result;
+    }
+
+    bool store(MemoryChunk * new_user) {
+        assert(NULL != m_user_phrase_table);
+        return m_user_phrase_table->store(new_user);
+    }
+
+    /* search method */
+    int search(int phrase_length, /* in */ utf16_t phrase[],
+               /* out */ phrase_token_t & token){
+        int result = SEARCH_NONE;
+
+        if (NULL != m_system_phrase_table)
+            result |= m_system_phrase_table->search
+                (phrase_length, phrase, token);
+
+        if (NULL != m_user_phrase_table)
+            result |= m_user_phrase_table->search
+                (phrase_length, phrase, token);
+        return result;
+    }
+
+    /* add/remove index method */
+    int add_index(int phrase_length, /* in */ utf16_t phrase[],
+                  /* in */ phrase_token_t token) {
+        assert(NULL != m_user_phrase_table);
+        return m_user_phrase_table->add_index
+            (phrase_length, phrase, token);
+    }
+
+    int remove_index(int phrase_length, /* in */ utf16_t phrase[],
+                     /* out */ phrase_token_t & token){
+        assert(NULL != m_user_phrase_table);
+        return m_user_phrase_table->remove_index
+            (phrase_length, phrase, token);
+    }
+};
+
+};
+
+
+#endif
diff --git a/src/storage/phrase_large_table.cpp b/src/storage/phrase_large_table.cpp
index a353544..dc867c4 100644
--- a/src/storage/phrase_large_table.cpp
+++ b/src/storage/phrase_large_table.cpp
@@ -22,7 +22,7 @@
 #include <assert.h>
 #include <string.h>
 #include "phrase_large_table.h"
-
+#include "facade_phrase_table.h"
 
 /* class definition */