Implement API to get devices

1 files changed, 80 insertions, 0 deletions

diff --git a/src/org/traccar/database/ResultSetConverter.java b/src/org/traccar/database/ResultSetConverter.java
new file mode 100644
index 000000000..32289f756
--- /dev/null
+++ b/src/org/traccar/database/ResultSetConverter.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@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 org.traccar.database;
+
+import org.json.JSONArray;
+import org.json.JSONObject;
+
+import java.sql.SQLException;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+
+public class ResultSetConverter {
+
+    public static JSONArray convert(ResultSet rs) throws SQLException {
+
+        JSONArray json = new JSONArray();
+        ResultSetMetaData rsmd = rs.getMetaData();
+
+        while (rs.next()) {
+
+            int numColumns = rsmd.getColumnCount();
+            JSONObject obj = new JSONObject();
+
+            for (int i = 1; i <= numColumns; i++) {
+
+                String columnName = rsmd.getColumnName(i).toLowerCase();
+
+                switch (rsmd.getColumnType(i)) {
+                    case java.sql.Types.BIGINT:
+                        obj.put(columnName, rs.getInt(columnName));
+                        break;
+                    case java.sql.Types.BOOLEAN:
+                        obj.put(columnName, rs.getBoolean(columnName));
+                        break;
+                    case java.sql.Types.DOUBLE:
+                        obj.put(columnName, rs.getDouble(columnName));
+                        break;
+                    case java.sql.Types.FLOAT:
+                        obj.put(columnName, rs.getFloat(columnName));
+                        break;
+                    case java.sql.Types.INTEGER:
+                        obj.put(columnName, rs.getInt(columnName));
+                        break;
+                    case java.sql.Types.NVARCHAR:
+                        obj.put(columnName, rs.getNString(columnName));
+                        break;
+                    case java.sql.Types.VARCHAR:
+                        obj.put(columnName, rs.getString(columnName));
+                        break;
+                    case java.sql.Types.DATE:
+                        obj.put(columnName, rs.getDate(columnName));
+                        break;
+                    case java.sql.Types.TIMESTAMP:
+                        obj.put(columnName, rs.getTimestamp(columnName));
+                        break;
+                    default:
+                        obj.put(columnName, rs.getObject(columnName));
+                        break;
+                }
+            }
+
+            json.put(obj);
+        }
+
+        return json;
+    }
+}