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author | Marc Englund <marc.englund@itmill.com> | 2007-11-19 14:03:05 +0000 |
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committer | Marc Englund <marc.englund@itmill.com> | 2007-11-19 14:03:05 +0000 |
commit | f2e3722df9676436680afc0f1991e91e1696fb99 (patch) | |
tree | 6f255ff78abaf96f1e71a1f2c9ecd3b66647f4a2 /src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java | |
parent | 93291f532db9d545cf2a8dd98e2671f27cd197b0 (diff) | |
download | vaadin-framework-f2e3722df9676436680afc0f1991e91e1696fb99.tar.gz vaadin-framework-f2e3722df9676436680afc0f1991e91e1696fb99.zip |
MASS REFORMAT.
According to http://toolkit.intra.itmill.com/trac/itmilltoolkit/wiki/CodingConventions
svn changeset:2864/svn branch:trunk
Diffstat (limited to 'src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java')
-rw-r--r-- | src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java | 283 |
1 files changed, 141 insertions, 142 deletions
diff --git a/src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java b/src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java index c452a44d24..3147c8bed1 100644 --- a/src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java +++ b/src/com/itmill/toolkit/demo/util/SampleCalendarDatabase.java @@ -1,7 +1,6 @@ package com.itmill.toolkit.demo.util; import java.sql.Connection; -import java.sql.Date; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; @@ -19,146 +18,146 @@ import java.sql.Timestamp; */ public class SampleCalendarDatabase { - public static final int ENTRYCOUNT = 100; - - public static final String DB_TABLE_NAME = "calendar"; - public static final String PROPERTY_ID_START = "EVENTSTART"; - public static final String PROPERTY_ID_END = "EVENTEND"; - public static final String PROPERTY_ID_TITLE = "TITLE"; - public static final String PROPERTY_ID_NOTIME = "NOTIME"; - - private Connection connection = null; - - private static final String[] titles = new String[] { "Meeting", "Dentist", - "Haircut", "Bank", "Birthday", "Library", "Rent", "Acme test", - "Party" }; - - /** - * Create temporary database. - * - */ - public SampleCalendarDatabase() { - // connect to SQL database - connect(); - - // initialize SQL database - createTables(); - - // test by executing sample JDBC query - testDatabase(); - } - - /** - * Creates sample table named employee and populates it with data.Use the - * specified database connection. - * - * @param connection - */ - public SampleCalendarDatabase(Connection connection) { - // initialize SQL database - createTables(); - - // test by executing sample JDBC query - testDatabase(); - } - - /** - * Connect to SQL database. In this sample we use HSQLDB and an toolkit - * named database in implicitly created into system memory. - * - */ - private void connect() { - // use memory-Only Database - String url = "jdbc:hsqldb:mem:toolkit"; - try { - Class.forName("org.hsqldb.jdbcDriver").newInstance(); - connection = DriverManager.getConnection(url, "sa", ""); - } catch (Exception e) { - throw new RuntimeException(e); - } - } - - /** - * use for SQL commands CREATE, DROP, INSERT and UPDATE - * - * @param expression - * @throws SQLException - */ - public void update(String expression) throws SQLException { - Statement st = null; - st = connection.createStatement(); - int i = st.executeUpdate(expression); - if (i == -1) { - System.out.println("SampleDatabase error : " + expression); - } - st.close(); - } - - /** - * Create test table and few rows. Issue note: using capitalized column - * names as HSQLDB returns column names in capitalized form with this demo. - * - */ - private void createTables() { - try { - String stmt = null; - stmt = "CREATE TABLE " - + DB_TABLE_NAME - + " ( ID INTEGER IDENTITY, TITLE VARCHAR(100), " - + "EVENTSTART DATETIME, EVENTEND DATETIME, NOTIME BOOLEAN )"; - update(stmt); - for (int j = 0; j < ENTRYCOUNT; j++) { - Timestamp start = new Timestamp(new java.util.Date().getTime()); - start.setDate((int) ((Math.random() - 0.4) * 200)); - start.setMinutes(0); - start.setHours(8 + (int) Math.random() * 12); - Timestamp end = new Timestamp(start.getTime()); - if (Math.random() < 0.7) { - long t = end.getTime(); - long hour = 60 * 60 * 1000; - t = t + hour - + (long) (Math.round(Math.random() * 3 * hour)); - end.setTime(t); - } - - stmt = "INSERT INTO " - + DB_TABLE_NAME - + "(TITLE, EVENTSTART, EVENTEND, NOTIME) VALUES (" - + "'" - + titles[(int) (Math.round(Math.random() - * (titles.length - 1)))] + "','" + start - + "','" + end + "'," + (Math.random() > 0.7) + ")"; - update(stmt); - } - } catch (SQLException e) { - if (e.toString().indexOf("Table already exists") == -1) - throw new RuntimeException(e); - } - } - - /** - * Test database connection with simple SELECT command. - * - */ - private String testDatabase() { - String result = null; - try { - Statement stmt = connection.createStatement( - ResultSet.TYPE_SCROLL_INSENSITIVE, - ResultSet.CONCUR_UPDATABLE); - ResultSet rs = stmt.executeQuery("SELECT COUNT(*) FROM " - + DB_TABLE_NAME); - rs.next(); - result = "rowcount for table test is " + rs.getObject(1).toString(); - stmt.close(); - } catch (SQLException e) { - throw new RuntimeException(e); - } - return result; - } - - public Connection getConnection() { - return connection; - } + public static final int ENTRYCOUNT = 100; + + public static final String DB_TABLE_NAME = "calendar"; + public static final String PROPERTY_ID_START = "EVENTSTART"; + public static final String PROPERTY_ID_END = "EVENTEND"; + public static final String PROPERTY_ID_TITLE = "TITLE"; + public static final String PROPERTY_ID_NOTIME = "NOTIME"; + + private Connection connection = null; + + private static final String[] titles = new String[] { "Meeting", "Dentist", + "Haircut", "Bank", "Birthday", "Library", "Rent", "Acme test", + "Party" }; + + /** + * Create temporary database. + * + */ + public SampleCalendarDatabase() { + // connect to SQL database + connect(); + + // initialize SQL database + createTables(); + + // test by executing sample JDBC query + testDatabase(); + } + + /** + * Creates sample table named employee and populates it with data.Use the + * specified database connection. + * + * @param connection + */ + public SampleCalendarDatabase(Connection connection) { + // initialize SQL database + createTables(); + + // test by executing sample JDBC query + testDatabase(); + } + + /** + * Connect to SQL database. In this sample we use HSQLDB and an toolkit + * named database in implicitly created into system memory. + * + */ + private void connect() { + // use memory-Only Database + String url = "jdbc:hsqldb:mem:toolkit"; + try { + Class.forName("org.hsqldb.jdbcDriver").newInstance(); + connection = DriverManager.getConnection(url, "sa", ""); + } catch (Exception e) { + throw new RuntimeException(e); + } + } + + /** + * use for SQL commands CREATE, DROP, INSERT and UPDATE + * + * @param expression + * @throws SQLException + */ + public void update(String expression) throws SQLException { + Statement st = null; + st = connection.createStatement(); + int i = st.executeUpdate(expression); + if (i == -1) { + System.out.println("SampleDatabase error : " + expression); + } + st.close(); + } + + /** + * Create test table and few rows. Issue note: using capitalized column + * names as HSQLDB returns column names in capitalized form with this demo. + * + */ + private void createTables() { + try { + String stmt = null; + stmt = "CREATE TABLE " + + DB_TABLE_NAME + + " ( ID INTEGER IDENTITY, TITLE VARCHAR(100), " + + "EVENTSTART DATETIME, EVENTEND DATETIME, NOTIME BOOLEAN )"; + update(stmt); + for (int j = 0; j < ENTRYCOUNT; j++) { + Timestamp start = new Timestamp(new java.util.Date().getTime()); + start.setDate((int) ((Math.random() - 0.4) * 200)); + start.setMinutes(0); + start.setHours(8 + (int) Math.random() * 12); + Timestamp end = new Timestamp(start.getTime()); + if (Math.random() < 0.7) { + long t = end.getTime(); + long hour = 60 * 60 * 1000; + t = t + hour + (Math.round(Math.random() * 3 * hour)); + end.setTime(t); + } + + stmt = "INSERT INTO " + + DB_TABLE_NAME + + "(TITLE, EVENTSTART, EVENTEND, NOTIME) VALUES (" + + "'" + + titles[(int) (Math.round(Math.random() + * (titles.length - 1)))] + "','" + start + + "','" + end + "'," + (Math.random() > 0.7) + ")"; + update(stmt); + } + } catch (SQLException e) { + if (e.toString().indexOf("Table already exists") == -1) { + throw new RuntimeException(e); + } + } + } + + /** + * Test database connection with simple SELECT command. + * + */ + private String testDatabase() { + String result = null; + try { + Statement stmt = connection.createStatement( + ResultSet.TYPE_SCROLL_INSENSITIVE, + ResultSet.CONCUR_UPDATABLE); + ResultSet rs = stmt.executeQuery("SELECT COUNT(*) FROM " + + DB_TABLE_NAME); + rs.next(); + result = "rowcount for table test is " + rs.getObject(1).toString(); + stmt.close(); + } catch (SQLException e) { + throw new RuntimeException(e); + } + return result; + } + + public Connection getConnection() { + return connection; + } } |