content: /*
   * Copyright (c) 2013. wyouflf (wyouflf@gmail.com)
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.rsen.db.sqlite;
  
  import android.database.sqlite.SQLiteDatabase;
  import android.database.sqlite.SQLiteStatement;
  
  import com.rsen.db.KeyValue;
  import com.rsen.db.converter.ColumnConverter;
  import com.rsen.db.converter.ColumnConverterFactory;
  import com.rsen.db.table.ColumnUtils;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public final class SqlInfo {
  
      private String sql;
      private List<KeyValue> bindArgs;
  
      public SqlInfo() {
      }
  
      public SqlInfo(String sql) {
          this.sql = sql;
      }
  
      public String getSql() {
          return sql;
      }
  
      public void setSql(String sql) {
          this.sql = sql;
      }
  
      public void addBindArg(KeyValue kv) {
          if (bindArgs == null) {
              bindArgs = new ArrayList<KeyValue>();
          }
          bindArgs.add(kv);
      }
  
      public void addBindArgs(List<KeyValue> bindArgs) {
          if (this.bindArgs == null) {
              this.bindArgs = bindArgs;
          } else {
              this.bindArgs.addAll(bindArgs);
          }
      }
  
      public SQLiteStatement buildStatement(SQLiteDatabase database) {
          SQLiteStatement result = database.compileStatement(sql);
          if (bindArgs != null) {
              for (int i = 1; i < bindArgs.size() + 1; i++) {
                  KeyValue kv = bindArgs.get(i - 1);
                  Object value = ColumnUtils.convert2DbValueIfNeeded(kv.value);
                  if (value == null) {
                      result.bindNull(i);
                  } else {
                      ColumnConverter converter = ColumnConverterFactory.getColumnConverter(value.getClass());
                      ColumnDbType type = converter.getColumnDbType();
                      switch (type) {
                          case INTEGER:
                              result.bindLong(i, ((Number) value).longValue());
                              break;
                          case REAL:
                              result.bindDouble(i, ((Number) value).doubleValue());
                              break;
                          case TEXT:
                              result.bindString(i, value.toString());
                              break;
                          case BLOB:
                              result.bindBlob(i, (byte[]) value);
                              break;
                          default:
                              result.bindNull(i);
                              break;
                      } // end switch
                  }
              }
          }
          return result;
      }
  
      public Object[] getBindArgs() {
          Object[] result = null;
          if (bindArgs != null) {
              result = new Object[bindArgs.size()];
              for (int i = 0; i < bindArgs.size(); i++) {
                  result[i] = ColumnUtils.convert2DbValueIfNeeded(bindArgs.get(i).value);
              }
          }
          return result;
      }
  
      public String[] getBindArgsAsStrArray() {
          String[] result = null;
          if (bindArgs != null) {
              result = new String[bindArgs.size()];
              for (int i = 0; i < bindArgs.size(); i++) {
                  Object value = ColumnUtils.convert2DbValueIfNeeded(bindArgs.get(i).value);
                  result[i] = value == null ? null : value.toString();
              }
          }
          return result;
      }
  }
  