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authorAnton Tananaev <anton.tananaev@gmail.com>2015-04-25 10:31:07 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2015-04-25 10:31:07 +1200
commit5859529fa396cf74bdddc714ea1936c972d01579 (patch)
tree863b64f77bcec342dbb19299162c4eb0f146e359 /src/org/traccar
parent48a2cd9e5bf3a56c7bb4724a014a1e353cf7eac4 (diff)
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Implement API to get devices
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/Context.java2
-rw-r--r--src/org/traccar/database/DataManager.java33
-rw-r--r--src/org/traccar/database/ResultSetConverter.java80
-rw-r--r--src/org/traccar/http/MainServlet.java30
-rw-r--r--src/org/traccar/http/WebServer.java21
5 files changed, 138 insertions, 28 deletions
diff --git a/src/org/traccar/Context.java b/src/org/traccar/Context.java
index f05a191aa..c34ceb3a7 100644
--- a/src/org/traccar/Context.java
+++ b/src/org/traccar/Context.java
@@ -95,7 +95,7 @@ public class Context {
}
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
- webServer = new WebServer(properties, dataManager);
+ webServer = new WebServer();
}
serverManager = new ServerManager();
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 1c6579bf4..172fbf763 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -26,6 +26,7 @@ import javax.sql.DataSource;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
+import org.json.JSONArray;
import org.traccar.helper.DriverDelegate;
import org.traccar.helper.Log;
import org.traccar.model.Device;
@@ -254,17 +255,19 @@ public class DataManager {
"id INT PRIMARY KEY AUTO_INCREMENT," +
"name VARCHAR(1024) NOT NULL," +
"unique_id VARCHAR(1024) NOT NULL UNIQUE," +
- "position_id INT NOT NULL," +
- "data_id INT NOT NULL);" +
+ "position_id INT," +
+ "data_id INT);" +
"CREATE TABLE user_device (" +
"user_id INT NOT NULL," +
"device_id INT NOT NULL," +
- "read BOOLEAN NOT NULL," +
- "write BOOLEAN NOT NULL," +
+ "read BOOLEAN DEFAULT true NOT NULL," +
+ "write BOOLEAN DEFAULT true NOT NULL," +
"FOREIGN KEY (user_id) REFERENCES user(id)," +
"FOREIGN KEY (device_id) REFERENCES device(id));" +
+ "CREATE INDEX user_device_user_id ON user_device(user_id);" +
+
"CREATE TABLE position (" +
"id INT PRIMARY KEY AUTO_INCREMENT," +
"device_id INT NOT NULL," +
@@ -321,7 +324,8 @@ public class DataManager {
Connection connection = dataSource.getConnection();
try {
PreparedStatement statement = connection.prepareStatement(
- "SELECT id FROM user WHERE name = ? AND password = CAST(HASH('SHA256', STRINGTOUTF8(?), 1000) AS VARCHAR);");
+ "SELECT id FROM user WHERE name = ? AND " +
+ "password = CAST(HASH('SHA256', STRINGTOUTF8(?), 1000) AS VARCHAR);");
try {
statement.setString(1, name);
statement.setString(2, password);
@@ -357,5 +361,24 @@ public class DataManager {
connection.close();
}
}
+
+ public JSONArray getDevices(long userId) throws SQLException {
+
+ Connection connection = dataSource.getConnection();
+ try {
+ PreparedStatement statement = connection.prepareStatement(
+ "SELECT * FROM device WHERE id IN (" +
+ "SELECT device_id FROM user_device WHERE user_id = ?);");
+ try {
+ statement.setLong(1, userId);
+
+ return ResultSetConverter.convert(statement.executeQuery());
+ } finally {
+ statement.close();
+ }
+ } finally {
+ connection.close();
+ }
+ }
}
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;
+ }
+}
diff --git a/src/org/traccar/http/MainServlet.java b/src/org/traccar/http/MainServlet.java
index c924898e2..e569b4892 100644
--- a/src/org/traccar/http/MainServlet.java
+++ b/src/org/traccar/http/MainServlet.java
@@ -23,19 +23,14 @@ import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
-import org.traccar.database.DataManager;
+import org.json.JSONObject;
+import org.traccar.Context;
import org.traccar.helper.Log;
public class MainServlet extends HttpServlet {
private static final String USER_ID = "userId";
- private final DataManager dataManager;
-
- public MainServlet(DataManager dataManager) {
- this.dataManager = dataManager;
- }
-
@Override
protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
@@ -43,6 +38,8 @@ public class MainServlet extends HttpServlet {
if (command.equals("/async")) {
async(req.startAsync());
+ } else if (command.startsWith("/device")) {
+ device(req, resp);
} else if (command.equals("/login")) {
login(req, resp);
} else if (command.equals("/logout")) {
@@ -72,11 +69,28 @@ public class MainServlet extends HttpServlet {
}
});
}
+
+ private void device(HttpServletRequest req, HttpServletResponse resp) throws IOException {
+
+ long userId = 1;//(Long) req.getSession().getAttribute(USER_ID);
+
+ JSONObject result = new JSONObject();
+
+ try {
+ result.put("success", true);
+ result.put("data", Context.getDataManager().getDevices(userId));
+ } catch(SQLException error) {
+ result.put("success", false);
+ result.put("error", error.getMessage());
+ }
+
+ resp.getWriter().println(result.toString());
+ }
private void login(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
try {
req.getSession().setAttribute(USER_ID,
- dataManager.login(req.getParameter("name"), req.getParameter("password")));
+ Context.getDataManager().login(req.getParameter("name"), req.getParameter("password")));
resp.getWriter().println("{ success: true }");
} catch (SQLException e) {
throw new ServletException(e);
diff --git a/src/org/traccar/http/WebServer.java b/src/org/traccar/http/WebServer.java
index e90ddfe9b..64dfdfbed 100644
--- a/src/org/traccar/http/WebServer.java
+++ b/src/org/traccar/http/WebServer.java
@@ -15,27 +15,18 @@
*/
package org.traccar.http;
-import java.io.IOException;
-import java.io.PrintWriter;
import java.net.InetSocketAddress;
import java.util.Properties;
-import javax.naming.Context;
import javax.naming.InitialContext;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServlet;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.sql.DataSource;
import org.eclipse.jetty.server.Handler;
import org.eclipse.jetty.server.Server;
-import org.eclipse.jetty.server.handler.DefaultHandler;
import org.eclipse.jetty.server.handler.HandlerList;
import org.eclipse.jetty.server.handler.ResourceHandler;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.webapp.WebAppContext;
-import org.traccar.database.DataManager;
+import org.traccar.Context;
import org.traccar.helper.Log;
/**
@@ -45,7 +36,9 @@ public class WebServer {
private Server server;
- public WebServer(Properties properties, DataManager dataManager) {
+ public WebServer() {
+ Properties properties = Context.getProps();
+
String address = properties.getProperty("http.address");
Integer port = Integer.valueOf(properties.getProperty("http.port", "8082"));
if (address == null) {
@@ -58,7 +51,7 @@ public class WebServer {
ServletContextHandler servletHandler = new ServletContextHandler(ServletContextHandler.SESSIONS);
servletHandler.setContextPath("/api");
- servletHandler.addServlet(new ServletHolder(new MainServlet(dataManager)), "/*");
+ servletHandler.addServlet(new ServletHolder(new MainServlet()), "/*");
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setResourceBase(properties.getProperty("http.path"));
@@ -72,8 +65,8 @@ public class WebServer {
} else {
try {
- Context context = new InitialContext();
- context.bind("java:/DefaultDS", dataManager.getDataSource());
+ javax.naming.Context context = new InitialContext();
+ context.bind("java:/DefaultDS", Context.getDataManager().getDataSource());
} catch (Exception error) {
Log.warning(error);
}