ApiExample.java

import schemacrawler.schema.Catalog;
import schemacrawler.schema.Column;
import schemacrawler.schema.Database;
import schemacrawler.schema.Schema;
import schemacrawler.schema.Table;
import schemacrawler.schema.View;
import schemacrawler.schemacrawler.DatabaseConnectionOptions;
import schemacrawler.schemacrawler.SchemaCrawlerOptions;
import schemacrawler.schemacrawler.SchemaInfoLevel;
import schemacrawler.utility.SchemaCrawlerUtility;

public final class ApiExample
{

  public static void main(final String[] args)
    throws Exception
  {
    // Create a database connection
    final DatabaseConnectionOptions connectionOptions = new DatabaseConnectionOptions("org.hsqldb.jdbcDriver",
                                                                                      "jdbc:hsqldb:hsql://localhost:9001/schemacrawler");
    connectionOptions.setUser("sa");
    connectionOptions.setPassword("");

    // Create the options
    final SchemaCrawlerOptions options = new SchemaCrawlerOptions();
    // Set what details are required in the schema - this affects the
    // time taken to crawl the schema
    options.setSchemaInfoLevel(SchemaInfoLevel.standard());
    options.setShowStoredProcedures(false);
    // Sorting options
    options.setAlphabeticalSortForTableColumns(true);

    // Get the schema definition
    final Database database = SchemaCrawlerUtility
      .getDatabase(connectionOptions.createConnection(), options);

    for (final Catalog catalog: database.getCatalogs())
    {
      for (final Schema schema: catalog.getSchemas())
      {
        System.out.println(schema);
        for (final Table table: schema.getTables())
        {
          System.out.print("o--> " + table);
          if (table instanceof View)
          {
            System.out.println(" (VIEW)");
          }
          else
          {
            System.out.println();
          }

          for (final Column column: table.getColumns())
          {
            System.out.println("     o--> " + column + " (" + column.getType()
                               + ")");
          }
        }
      }
    }

  }

}