Example usage for com.google.gson.stream JsonWriter value

Introduction

In this page you can find the example usage for com.google.gson.stream JsonWriter value.

Prototype

public JsonWriter value(Number value) throws IOException 

Source Link

Document

Encodes value .

Usage

From source file:logInAuthentication.java

void sendRequestToDataBase(HttpServletRequest request, HttpServletResponse response) throws IOException {
    PrintWriter pw = response.getWriter();
    response.setContentType("text/json;charset=UTF-8");

    try {//from   w  w  w .j a v  a  2s .  c o  m
        Class.forName("com.mysql.jdbc.Driver");
        Connection con = DriverManager.getConnection("jdbc:mysql://localhost/uhms", "root", "");
        java.sql.Statement st = con.createStatement();
        StaticData.phone = request.getParameter("phone");
        StaticData.password = request.getParameter("password");
        ResultSet rs = st
                .executeQuery("SELECT gardian_password from gardian_info where id=" + StaticData.phone);
        if (rs.next()) {
            String pss = rs.getString(1);
            if (!StaticData.password.equals(pss)) {
                throw new Exception("Password did not match");
            }
        } else
            throw new Exception("No User Found by this Phone No");
        rs = st.executeQuery("SELECT *from student_info a,gardian_info b,student_gardian_relation c"
                + " WHERE a.id=c.student_id AND b.id = c.gardian_id" + " AND b.id=" + StaticData.phone);
        StaticData.resultSet = rs;
        if (!rs.next())
            throw new Exception("User Not Found On DATABASE");

        JsonWriter gsonWriter = new JsonWriter(pw);
        ResultSetMetaData metaData = rs.getMetaData();
        gsonWriter.beginObject();
        gsonWriter.name("info");
        gsonWriter.beginArray();
        rs.previous();
        while (rs.next()) {
            gsonWriter.beginObject();
            for (int indx = 1; indx <= metaData.getColumnCount(); indx++) {
                gsonWriter.name(metaData.getColumnLabel(indx));
                gsonWriter.value(rs.getString(indx));
            }
            gsonWriter.endObject();
        }
        gsonWriter.endArray();
        gsonWriter.name("status");
        gsonWriter.value("200");

        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

    } catch (Exception ex) {
        JsonWriter gsonWriter = new JsonWriter(pw);
        gsonWriter.beginObject();
        gsonWriter.name("status");
        gsonWriter.value("400");
        gsonWriter.name("error_desc");
        gsonWriter.value(ex.getMessage());
        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

        //  pw.println(ex);
    }
}

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From source file:ToStringSerializedTypeAdapter.java

License:Apache License

@Override
public void write(JsonWriter out, T value) throws IOException {
    if (value == null) {
        out.nullValue();//from   ww  w.j a v a  2s  . c  om
    } else {
        out.value(value.toString());
    }
}

---

From source file:LongDateTypeAdapter.java

License:Apache License

@Override
public void write(JsonWriter out, Date value) throws IOException {
    if (value == null) {
        out.nullValue();//from   w w w. ja  va 2  s  .c o m
    } else {
        out.value(String.valueOf(value.getTime()));
    }
}

---

From source file:InstantTypeAdapter.java

License:Apache License

@Override
public void write(JsonWriter out, Instant value) throws IOException {
    if (value == null) {
        out.nullValue();/*w ww.  j av  a2s.  c  om*/
    } else {
        out.value(value.toString());
    }
}

---

From source file:CheckHallStatus.java

void sendRequestToDataBase(HttpServletRequest request, HttpServletResponse response) throws IOException {
    PrintWriter pw = response.getWriter();
    response.setContentType("text/json;charset=UTF-8");

    try {/*from  w w w. j a  v  a  2 s . com*/
        Class.forName("com.mysql.jdbc.Driver");
        Connection con = DriverManager.getConnection("jdbc:mysql://localhost/uhms", "root", "");
        java.sql.Statement st = con.createStatement();
        StaticData.phone = request.getParameter("phone");
        StaticData.password = request.getParameter("password");
        StaticData.id = request.getParameter("id");
        ResultSet rs = st
                .executeQuery("SELECT gardian_password from gardian_info where id=" + StaticData.phone);
        if (rs.next()) {
            String pss = rs.getString(1);
            if (!StaticData.password.equals(pss)) {
                throw new Exception("Password did not match");
            }
        } else {
            throw new Exception("No User Found by this Phone No");
        }
        rs = st.executeQuery(
                "SELECT gardian_id FROM student_gardian_relation where student_id=" + StaticData.id);
        if (rs.next()) {
            String id = rs.getString(1);
            if (!StaticData.phone.contains(id)) {
                throw new Exception("Gardian And Student Info Not related");
            }
        } else {
            throw new Exception("Unauthorized Access");
        }
        rs = st.executeQuery(
                "SELECT * from check_in_out where day_time = (select MAX(day_time) from check_in_out WHERE id ="
                        + StaticData.id + ")");
        JsonWriter gsonWriter = new JsonWriter(pw);
        ResultSetMetaData metaData = rs.getMetaData();
        if (rs.next()) {
            gsonWriter.beginObject();
            for (int i = 0; i < metaData.getColumnCount(); i++) {
                gsonWriter.name(metaData.getColumnLabel(i + 1));
                gsonWriter.value(rs.getString(i + 1));
            }
        } else {
            throw new Exception("Student information Not Found");
        }
        //currret month meal calculation
        Calendar calendar = Calendar.getInstance();
        System.out.println(calendar);
        Timestamp current = new Timestamp(calendar.getTimeInMillis());
        //  System.out.println(current);
        calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), 1, 0, 0, 0);
        Timestamp start = new Timestamp(calendar.getTimeInMillis());
        calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
                calendar.getMaximum(Calendar.DAY_OF_MONTH), 23, 59, 59);
        Timestamp end = new Timestamp(calendar.getTimeInMillis());

        rs = st.executeQuery("select sum(quantity) from meal_log  where id=" + StaticData.id
                + " AND day_time>= '" + start + "' AND day_time<='" + end + "' AND type='BREAKFAST'");
        gsonWriter.name("BREAKFAST");
        if (rs.next()) {
            gsonWriter.value(rs.getInt(1) + "");
        } else {
            gsonWriter.value("0");
        }

        rs = st.executeQuery("select sum(quantity) from meal_log  where id=" + StaticData.id
                + " AND day_time>= '" + start + "' AND day_time<='" + end + "' AND type='LUNCH'");
        gsonWriter.name("LUNCH");
        if (rs.next()) {
            gsonWriter.value(rs.getInt(1) + "");
        } else {
            gsonWriter.value("0");
        }
        rs = st.executeQuery("select sum(quantity) from meal_log  where id=" + StaticData.id
                + " AND day_time>= '" + start + "' AND day_time<='" + end + "' AND type='DINNER'");
        gsonWriter.name("DINNER");
        if (rs.next()) {
            gsonWriter.value(rs.getInt(1) + "");
        } else {
            gsonWriter.value("0");
        }
        //calculate meal rate
        rs = st.executeQuery("select sum(quantity) from meal_log  where day_time>= '" + start
                + "' AND day_time<='" + end + "'");
        rs.next();
        int totalMeal = rs.getInt(1);
        rs = st.executeQuery("select sum(amount) from bazar_info  where day_time>= '" + start
                + "' AND day_time<='" + end + "'");
        rs.next();
        int totalBazarAmount = rs.getInt(1);
        gsonWriter.name("meal_rate");
        gsonWriter.value((double) totalBazarAmount / totalMeal + "");

        gsonWriter.name("status");
        gsonWriter.value("200");
        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

    } catch (Exception ex) {
        JsonWriter gsonWriter = new JsonWriter(pw);
        gsonWriter.beginObject();
        gsonWriter.name("status");
        gsonWriter.value("400");
        gsonWriter.name("error_desc");
        gsonWriter.value(ex.getMessage());
        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

        //  pw.println(ex);
    }
}

---

From source file:ChangePassword.java

void sendRequestToDataBase(HttpServletRequest request, HttpServletResponse response) throws IOException {
    PrintWriter pw = response.getWriter();
    response.setContentType("text/json;charset=UTF-8");

    try {//from w  w w. j  a v  a  2  s.  c o  m
        Class.forName("com.mysql.jdbc.Driver");
        Connection con = DriverManager.getConnection("jdbc:mysql://localhost/uhms", "root", "");
        java.sql.Statement st = con.createStatement();
        StaticData.phone = request.getParameter("phone");
        StaticData.password = request.getParameter("oldpassword");
        StaticData.newPassword = request.getParameter("newpassword");
        ResultSet rs = st
                .executeQuery("SELECT gardian_password from gardian_info where id=" + StaticData.phone);
        if (rs.next()) {
            String pss = rs.getString(1);
            if (!StaticData.password.equals(pss)) {
                throw new Exception("Enter Current Password Correctly.");
            }
        } else
            throw new Exception("No User Found by this Phone No");
        if (StaticData.newPassword.isEmpty())
            throw new Exception("Password can't be empty.");

        int executeUpdate = st.executeUpdate("UPDATE gardian_info SET gardian_password = '"
                + StaticData.newPassword + "'" + " WHERE id=" + StaticData.phone);
        JsonWriter gsonWriter = new JsonWriter(pw);
        gsonWriter.beginObject();
        if (executeUpdate != 1)
            throw new Exception("Password Change failed.");
        gsonWriter.name("status");
        gsonWriter.value("200");
        gsonWriter.name("message");
        gsonWriter.value("Password Changed Successfully.");
        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

    } catch (Exception ex) {
        JsonWriter gsonWriter = new JsonWriter(pw);
        gsonWriter.beginObject();
        gsonWriter.name("status");
        gsonWriter.value("400");
        gsonWriter.name("error_desc");
        gsonWriter.value(ex.getMessage());
        gsonWriter.endObject();
        gsonWriter.flush();
        gsonWriter.close();

        //  pw.println(ex);
    }
}

---

From source file:DateTimeTypeAdapter.java

License:Apache License

@Override
public void write(JsonWriter out, DateTime value) throws IOException {
    if (value == null) {
        out.nullValue();/*from  w  ww  . j a  v  a 2 s  .  co m*/
    } else {
        out.value(value.toString());
    }
}

---

From source file:abtlibrary.utils.as24ApiClient.JSON.java

License:Apache License

@Override
public void write(JsonWriter out, DateTime date) throws IOException {
    if (date == null) {
        out.nullValue();/*from w ww .  j  a v a  2  s .  com*/
    } else {
        out.value(formatter.print(date));
    }
}

---

From source file:abtlibrary.utils.as24ApiClient.JSON.java

License:Apache License

@Override
public void write(JsonWriter out, LocalDate date) throws IOException {
    if (date == null) {
        out.nullValue();/*w  ww  .j  a  va  2  s . c o m*/
    } else {
        out.value(formatter.print(date));
    }
}

---

From source file:at.orz.arangodb.entity.CollectionStatusTypeAdapter.java

License:Apache License

@Override
public void write(JsonWriter out, CollectionStatus value) throws IOException {
    out.value(value.status());
}

---

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