Example usage for java.lang ClassNotFoundException getMessage

Introduction

In this page you can find the example usage for java.lang ClassNotFoundException getMessage.

Prototype

public String getMessage() 

Source Link

Document

Returns the detail message string of this throwable.

Usage

From source file:TypeInfo.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;/*from  w w w  . j a va  2s. co m*/
    DatabaseMetaData dbmd;

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        dbmd = con.getMetaData();

        ResultSet rs = dbmd.getTypeInfo();
        while (rs.next()) {
            String typeName = rs.getString("TYPE_NAME");
            short dataType = rs.getShort("DATA_TYPE");
            String createParams = rs.getString("CREATE_PARAMS");
            int nullable = rs.getInt("NULLABLE");
            boolean caseSensitive = rs.getBoolean("CASE_SENSITIVE");
            System.out.println("DBMS type " + typeName + ":");
            System.out.println("     java.sql.Types:  " + dataType);
            System.out.print("     parameters used to create: ");
            System.out.println(createParams);
            System.out.println("     nullable?:  " + nullable);
            System.out.print("     case sensitive?:  ");
            System.out.println(caseSensitive);
            System.out.println("");

        }

        con.close();

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
    }
}

---

From source file:InsertSuppliers.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;// w w  w .  j  a va  2  s  . c  o  m
    Statement stmt;
    String query = "select SUP_NAME, SUP_ID from SUPPLIERS";

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement();

        stmt.executeUpdate("insert into SUPPLIERS " + "values(49, 'Superior Coffee', '1 Party Place', "
                + "'Mendocino', 'CA', '95460')");

        stmt.executeUpdate("insert into SUPPLIERS " + "values(101, 'Acme, Inc.', '99 Market Street', "
                + "'Groundsville', 'CA', '95199')");

        stmt.executeUpdate("insert into SUPPLIERS " + "values(150, 'The High Ground', '100 Coffee Lane', "
                + "'Meadows', 'CA', '93966')");

        ResultSet rs = stmt.executeQuery(query);

        System.out.println("Suppliers and their ID Numbers:");
        while (rs.next()) {
            String s = rs.getString("SUP_NAME");
            int n = rs.getInt("SUP_ID");
            System.out.println(s + "   " + n);
        }

        stmt.close();
        con.close();

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
    }
}

---

From source file:PrimaryKeysSuppliers.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;//from  ww  w.j  a  v a2s .c o m
    String createString = "create table SUPPLIERSPK " + "(SUP_ID INTEGER NOT NULL, " + "SUP_NAME VARCHAR(40), "
            + "STREET VARCHAR(40), " + "CITY VARCHAR(20), " + "STATE CHAR(2), " + "ZIP CHAR(5), "
            + "primary key(SUP_ID))";
    Statement stmt;

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement();
        stmt.executeUpdate(createString);

        DatabaseMetaData dbmd = con.getMetaData();

        ResultSet rs = dbmd.getPrimaryKeys(null, null, "SUPPLIERSPK");
        while (rs.next()) {
            String name = rs.getString("TABLE_NAME");
            String columnName = rs.getString("COLUMN_NAME");
            String keySeq = rs.getString("KEY_SEQ");
            String pkName = rs.getString("PK_NAME");
            System.out.println("table name :  " + name);
            System.out.println("column name:  " + columnName);
            System.out.println("sequence in key:  " + keySeq);
            System.out.println("primary key name:  " + pkName);
            System.out.println("");
        }

        rs.close();
        con.close();

    } catch (SQLException ex) {
        System.err.print("SQLException: ");
        System.err.println(ex.getMessage());
    }
}

---

From source file:AutoGenKeys.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";

    Connection con = null;/*from   ww  w .ja va 2 s .co  m*/
    PreparedStatement pstmt;
    String insert = "INSERT INTO COFFEES VALUES ('HYPER_BLEND', " + "101, 10.99, 0, 0)";
    String update = "UPDATE COFFEES SET PRICE = ? WHERE KEY = ?";

    try {

        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {

        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        pstmt = con.prepareStatement(insert, Statement.RETURN_GENERATED_KEYS);

        pstmt.executeUpdate();
        ResultSet keys = pstmt.getGeneratedKeys();

        int count = 0;

        keys.next();
        int key = keys.getInt(1);

        pstmt = con.prepareStatement(update);
        pstmt.setFloat(1, 11.99f);
        pstmt.setInt(2, key);
        pstmt.executeUpdate();

        keys.close();
        pstmt.close();
        con.close();

    } catch (SQLException e) {
        e.printStackTrace();
    }

}

---

From source file:InsertCoffees.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;/*w  w  w  .  j av  a2 s  .c om*/
    Statement stmt;
    String query = "select COF_NAME, PRICE from COFFEES";

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {

        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement();

        stmt.executeUpdate("insert into COFFEES " + "values('Colombian', 00101, 7.99, 0, 0)");

        stmt.executeUpdate("insert into COFFEES " + "values('French_Roast', 00049, 8.99, 0, 0)");

        stmt.executeUpdate("insert into COFFEES " + "values('Espresso', 00150, 9.99, 0, 0)");

        stmt.executeUpdate("insert into COFFEES " + "values('Colombian_Decaf', 00101, 8.99, 0, 0)");

        stmt.executeUpdate("insert into COFFEES " + "values('French_Roast_Decaf', 00049, 9.99, 0, 0)");

        ResultSet rs = stmt.executeQuery(query);

        System.out.println("Coffee Break Coffees and Prices:");
        while (rs.next()) {
            String s = rs.getString("COF_NAME");
            float f = rs.getFloat("PRICE");
            System.out.println(s + "   " + f);
        }

        stmt.close();
        con.close();

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
    }
}

---

From source file:SimpleProgramToAccessOracleDatabase.java

public static void main(String[] args) throws SQLException {
    Connection conn = null; // connection object
    Statement stmt = null; // statement object
    ResultSet rs = null; // result set object
    try {/*w ww. j  a  v  a2 s.co  m*/
        conn = getConnection(); // without Connection, can not do much
        // create a statement: This object will be used for executing
        // a static SQL statement and returning the results it produces.
        stmt = conn.createStatement();
        // start a transaction
        conn.setAutoCommit(false);

        // create a table called cats_tricks
        stmt.executeUpdate("CREATE TABLE cats_tricks " + "(name VARCHAR2(30), trick VARCHAR2(30))");
        // insert two new records to the cats_tricks table
        stmt.executeUpdate("INSERT INTO cats_tricks VALUES('mono', 'r')");
        stmt.executeUpdate("INSERT INTO cats_tricks VALUES('mono', 'j')");

        // commit the transaction
        conn.commit();

        // set auto commit to true (from now on every single
        // statement will be treated as a single transaction
        conn.setAutoCommit(true);

        // get all of the the records from the cats_tricks table
        rs = stmt.executeQuery("SELECT name, trick FROM cats_tricks");

        // iterate the result set and get one row at a time
        while (rs.next()) {
            String name = rs.getString(1); // 1st column in query
            String trick = rs.getString(2); // 2nd column in query
            System.out.println("name=" + name);
            System.out.println("trick=" + trick);
            System.out.println("==========");
        }
    } catch (ClassNotFoundException ce) {
        // if the driver class not found, then we will be here
        System.out.println(ce.getMessage());
    } catch (SQLException e) {
        // something went wrong, we are handling the exception here
        if (conn != null) {
            conn.rollback();
            conn.setAutoCommit(true);
        }

        System.out.println("--- SQLException caught ---");
        // iterate and get all of the errors as much as possible.
        while (e != null) {
            System.out.println("Message   : " + e.getMessage());
            System.out.println("SQLState  : " + e.getSQLState());
            System.out.println("ErrorCode : " + e.getErrorCode());
            System.out.println("---");
            e = e.getNextException();
        }
    } finally { // close db resources
        try {
            rs.close();
            stmt.close();
            conn.close();
        } catch (Exception e) {
        }

    }
}

---

From source file:TypeConcurrency.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;//from www .j a  v a  2 s  .  c om
    Statement stmt;
    try {

        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {

        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);

        ResultSet srs = stmt.executeQuery("SELECT * FROM COFFEES");

        int type = srs.getType();

        System.out.println("srs is type " + type);

        int concur = srs.getConcurrency();

        System.out.println("srs has concurrency " + concur);
        while (srs.next()) {
            String name = srs.getString("COF_NAME");
            int id = srs.getInt("SUP_ID");
            float price = srs.getFloat("PRICE");
            int sales = srs.getInt("SALES");
            int total = srs.getInt("TOTAL");
            System.out.print(name + "   " + id + "   " + price);
            System.out.println("   " + sales + "   " + total);
        }

        srs.close();
        stmt.close();
        con.close();

    } catch (SQLException ex) {
        System.err.println("-----SQLException-----");
        System.err.println("SQLState:  " + ex.getSQLState());
        System.err.println("Message:  " + ex.getMessage());
        System.err.println("Vendor:  " + ex.getErrorCode());
    }
}

---

From source file:BatchUpdate.java

public static void main(String args[]) {
    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;//from   w  ww  .  ja va  2s  .c  o m
    Statement stmt;

    try {
        Class.forName("myDriver.ClassName");
    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");
        stmt = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
        con.setAutoCommit(false);
        stmt.addBatch("INSERT INTO COFFEES " + "VALUES('Amaretto', 49, 9.99, 0, 0)");
        stmt.addBatch("INSERT INTO COFFEES " + "VALUES('Hazelnut', 49, 9.99, 0, 0)");
        stmt.addBatch("INSERT INTO COFFEES " + "VALUES('Amaretto_decaf', 49, 10.99, 0, 0)");
        stmt.addBatch("INSERT INTO COFFEES " + "VALUES('Hazelnut_decaf', 49, 10.99, 0, 0)");
        int[] updateCounts = stmt.executeBatch();
        ResultSet uprs = stmt.executeQuery("SELECT * FROM COFFEES");
        System.out.println("Table COFFEES after insertion:");

        while (uprs.next()) {
            String name = uprs.getString("COF_NAME");
            int id = uprs.getInt("SUP_ID");
            float price = uprs.getFloat("PRICE");
            int sales = uprs.getInt("SALES");
            int total = uprs.getInt("TOTAL");
            System.out.print(name + " " + id + " " + price);
            System.out.println(" " + sales + " " + total);
        }
        uprs.close();
        stmt.close();
        con.close();

    } catch (BatchUpdateException b) {
        System.err.println("SQLException: " + b.getMessage());
        System.err.println("SQLState: " + b.getSQLState());
        System.err.println("Message: " + b.getMessage());
        System.err.println("Vendor: " + b.getErrorCode());
        System.err.print("Update counts: ");
        int[] updateCounts = b.getUpdateCounts();
        for (int i = 0; i < updateCounts.length; i++) {
            System.err.print(updateCounts[i] + " ");
        }

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
        System.err.println("SQLState: " + ex.getSQLState());
        System.err.println("Message: " + ex.getMessage());
        System.err.println("Vendor: " + ex.getErrorCode());
    }
}

---

From source file:RSMetaDataMethods.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;//from  w  w  w  .  j  a  v  a2s .c  o  m
    Statement stmt;

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement();

        ResultSet rs = stmt.executeQuery("select * from COFFEES");
        ResultSetMetaData rsmd = rs.getMetaData();

        int numberOfColumns = rsmd.getColumnCount();
        for (int i = 1; i <= numberOfColumns; i++) {
            String colName = rsmd.getColumnName(i);
            String tableName = rsmd.getTableName(i);
            String name = rsmd.getColumnTypeName(i);
            boolean caseSen = rsmd.isCaseSensitive(i);
            boolean writable = rsmd.isWritable(i);
            System.out.println("Information for column " + colName);
            System.out.println("    Column is in table " + tableName);
            System.out.println("    DBMS name for type is " + name);
            System.out.println("    Is case sensitive:  " + caseSen);
            System.out.println("    Is possibly writable:  " + writable);
            System.out.println("");
        }

        while (rs.next()) {
            for (int i = 1; i <= numberOfColumns; i++) {
                String s = rs.getString(i);
                System.out.print(s + "  ");
            }
            System.out.println("");
        }

        stmt.close();
        con.close();

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
    }
}

---

From source file:ForeignKeysCoffees.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;/*from   ww w .  j  a v a2  s .c om*/
    String createString = "create table COFFEESFK " + "(COF_NAME varchar(32) NOT NULL, " + "SUP_ID int, "
            + "PRICE float, " + "SALES int, " + "TOTAL int, " + "primary key(COF_NAME), "
            + "foreign key(SUP_ID) references SUPPLIERSPK)";
    Statement stmt;

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        stmt = con.createStatement();
        stmt.executeUpdate(createString);

        DatabaseMetaData dbmd = con.getMetaData();

        ResultSet rs = dbmd.getImportedKeys(null, null, "COFFEESFK");
        while (rs.next()) {
            String pkTable = rs.getString("PKTABLE_NAME");
            String pkColName = rs.getString("PKCOLUMN_NAME");
            String fkTable = rs.getString("FKTABLE_NAME");
            String fkColName = rs.getString("FKCOLUMN_NAME");
            short updateRule = rs.getShort("UPDATE_RULE");
            short deleteRule = rs.getShort("DELETE_RULE");
            System.out.println("primary key table name :  " + pkTable);
            System.out.print("primary key column name :  ");
            System.out.println(pkColName);
            System.out.println("foreign key table name :  " + fkTable);
            System.out.print("foreign key column name :  ");
            System.out.println(fkColName);
            System.out.println("update rule:  " + updateRule);
            System.out.println("delete rule:  " + deleteRule);
            System.out.println("");
        }

        rs.close();
        stmt.close();
        con.close();

    } catch (SQLException ex) {
        System.err.print("SQLException: ");
        System.err.println(ex.getMessage());
    }
}

---

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