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| -rw-r--r-- | odk/examples/DevelopersGuide/Database/CodeSamples.java | 322 |
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diff --git a/odk/examples/DevelopersGuide/Database/CodeSamples.java b/odk/examples/DevelopersGuide/Database/CodeSamples.java new file mode 100644 index 000000000..094901feb --- /dev/null +++ b/odk/examples/DevelopersGuide/Database/CodeSamples.java @@ -0,0 +1,322 @@ +/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * The Contents of this file are made available subject to the terms of + * the BSD license. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Sun Microsystems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *************************************************************************/ + +import com.sun.star.lang.XMultiComponentFactory; +import com.sun.star.lang.XSingleServiceFactory; +import com.sun.star.lang.XComponent; +import com.sun.star.uno.UnoRuntime; +import com.sun.star.uno.XComponentContext; +import com.sun.star.beans.XPropertySet; +import com.sun.star.container.XNameAccess; +import com.sun.star.container.XNameContainer; +import com.sun.star.sdbc.*; +import com.sun.star.sdb.*; +import com.sun.star.sdbcx.*; +import com.sun.star.frame.*; + +public class CodeSamples +{ + public static XComponentContext xContext; + public static XMultiComponentFactory xMCF; + + public static void main(String argv[]) throws java.lang.Exception + { + try { + // get the remote office component context + xContext = com.sun.star.comp.helper.Bootstrap.bootstrap(); + System.out.println("Connected to a running office ..."); + xMCF = xContext.getServiceManager(); + } + catch(Exception e) { + System.err.println("ERROR: can't get a component context from a running office ..."); + e.printStackTrace(); + System.exit(1); + } + + try{ + createQuerydefinition( ); + printQueryColumnNames( ); + + XConnection con = openConnectionWithDriverManager(); + if ( con != null ) { + { + SalesMan sm = new SalesMan( con ); + + try { + sm.dropSalesManTable( ); // doesn't matter here + } + catch(com.sun.star.uno.Exception e) + { + } + sm.createSalesManTable( ); + sm.insertDataIntoSalesMan( ); + sm.updateSalesMan( ); + sm.retrieveSalesManData( ); + } + + { + Sales sm = new Sales( con ); + + try { + sm.dropSalesTable( ); // doesn't matter here + } + catch(com.sun.star.uno.Exception e) + { + } + sm.createSalesTable( ); + sm.insertDataIntoSales( ); + sm.updateSales( ); + sm.retrieveSalesData( ); + sm.displayColumnNames( ); + } + displayTableStructure( con ); + } + } + catch(Exception e) + { + System.err.println(e); + e.printStackTrace(); + } + System.exit(0); + } + + // check if the connection is not null and dispose it later on. + public static void checkConnection(XConnection con) + { + if(con != null) + { + System.out.println("Connection was created!"); + // now we dispose the connection to close it + XComponent xComponent = UnoRuntime.queryInterface(XComponent.class,con); + if(xComponent != null) + { + // connections must be disposed + xComponent.dispose(); + System.out.println("Connection disposed!"); + } + } + else + System.out.println("Connection could not be created!"); + } + + // uses the driver manager to create a new connection and dispose it. + public static XConnection openConnectionWithDriverManager() throws com.sun.star.uno.Exception + { + XConnection con = null; + // create the DriverManager + Object driverManager = + xMCF.createInstanceWithContext("com.sun.star.sdbc.DriverManager", + xContext); + // query for the interface + com.sun.star.sdbc.XDriverManager xDriverManager; + xDriverManager = UnoRuntime.queryInterface(XDriverManager.class,driverManager); + if(xDriverManager != null) + { + // first create the needed url + String url = "jdbc:mysql://localhost:3306/TestTables"; + // second create the necessary properties + com.sun.star.beans.PropertyValue [] props = new com.sun.star.beans.PropertyValue[] + { + new com.sun.star.beans.PropertyValue("user",0,"test1",com.sun.star.beans.PropertyState.DIRECT_VALUE), + new com.sun.star.beans.PropertyValue("password",0,"test1",com.sun.star.beans.PropertyState.DIRECT_VALUE), + new com.sun.star.beans.PropertyValue("JavaDriverClass",0,"org.gjt.mm.mysql.Driver",com.sun.star.beans.PropertyState.DIRECT_VALUE) + }; + // now create a connection to mysql + con = xDriverManager.getConnectionWithInfo(url,props); + } + return con; + } + + // uses the driver directly to create a new connection and dispose it. + public static XConnection openConnectionWithDriver() throws com.sun.star.uno.Exception + { + XConnection con = null; + // create the Driver with the implementation name + Object aDriver = + xMCF.createInstanceWithContext("org.openoffice.comp.drivers.MySQL.Driver", + xContext); + // query for the interface + com.sun.star.sdbc.XDriver xDriver; + xDriver = UnoRuntime.queryInterface(XDriver.class,aDriver); + if(xDriver != null) + { + // first create the needed url + String url = "jdbc:mysql://localhost:3306/TestTables"; + // second create the necessary properties + com.sun.star.beans.PropertyValue [] props = new com.sun.star.beans.PropertyValue[] + { + new com.sun.star.beans.PropertyValue("user",0,"test1",com.sun.star.beans.PropertyState.DIRECT_VALUE), + new com.sun.star.beans.PropertyValue("password",0,"test1",com.sun.star.beans.PropertyState.DIRECT_VALUE), + new com.sun.star.beans.PropertyValue("JavaDriverClass",0,"org.gjt.mm.mysql.Driver",com.sun.star.beans.PropertyState.DIRECT_VALUE) + }; + // now create a connection to mysql + con = xDriver.connect(url,props); + } + return con; + } + + // print all available datasources + public static void printDataSources() throws com.sun.star.uno.Exception + { + // create a DatabaseContext and print all DataSource names + XNameAccess xNameAccess = UnoRuntime.queryInterface( + XNameAccess.class, + xMCF.createInstanceWithContext("com.sun.star.sdb.DatabaseContext", + xContext)); + String aNames [] = xNameAccess.getElementNames(); + for(int i=0;i<aNames.length;++i) + System.out.println(aNames[i]); + } + + // displays the structure of the first table + public static void displayTableStructure(XConnection con) throws com.sun.star.uno.Exception + { + XDatabaseMetaData dm = con.getMetaData(); + XResultSet rsTables = dm.getTables(null,"%","SALES",null); + XRow rowTB = UnoRuntime.queryInterface(XRow.class, rsTables); + while ( rsTables.next() ) + { + String catalog = rowTB.getString( 1 ); + if ( rowTB.wasNull() ) + catalog = null; + + String schema = rowTB.getString( 2 ); + if ( rowTB.wasNull() ) + schema = null; + + String table = rowTB.getString( 3 ); + String type = rowTB.getString( 4 ); + System.out.println("Catalog: " + catalog + " Schema: " + schema + " Table: " + table + " Type: " + type); + System.out.println("------------------ Columns ------------------"); + XResultSet rsColumns = dm.getColumns(catalog,schema,table,"%"); + XRow rowCL = UnoRuntime.queryInterface(XRow.class, rsColumns); + while ( rsColumns.next() ) + { + System.out.println("Column: " + rowCL.getString( 4 ) + " Type: " + rowCL.getInt( 5 ) + " TypeName: " + rowCL.getString( 6 ) ); + } + + } + } + + // quote the given name + public static String quoteTableName(XConnection con, String sCatalog, String sSchema, String sTable) throws com.sun.star.uno.Exception + { + XDatabaseMetaData dbmd = con.getMetaData(); + String sQuoteString = dbmd.getIdentifierQuoteString(); + String sSeparator = "."; + String sComposedName = ""; + String sCatalogSep = dbmd.getCatalogSeparator(); + if (0 != sCatalog.length() && dbmd.isCatalogAtStart() && 0 != sCatalogSep.length()) + { + sComposedName += sCatalog; + sComposedName += dbmd.getCatalogSeparator(); + } + if (0 != sSchema.length()) + { + sComposedName += sSchema; + sComposedName += sSeparator; + sComposedName += sTable; + } + else + { + sComposedName += sTable; + } + if (0 != sCatalog.length() && !dbmd.isCatalogAtStart() && 0 != sCatalogSep.length()) + { + sComposedName += dbmd.getCatalogSeparator(); + sComposedName += sCatalog; + } + return sComposedName; + } + + // creates a new query definition + public static void createQuerydefinition() throws com.sun.star.uno.Exception + { + XNameAccess xNameAccess = UnoRuntime.queryInterface( + XNameAccess.class, + xMCF.createInstanceWithContext("com.sun.star.sdb.DatabaseContext", + xContext)); + // we use the first datasource + XQueryDefinitionsSupplier xQuerySup = UnoRuntime.queryInterface(XQueryDefinitionsSupplier.class, + xNameAccess.getByName( "Bibliography" )); + XNameAccess xQDefs = xQuerySup.getQueryDefinitions(); + // create new query definition + XSingleServiceFactory xSingleFac = UnoRuntime.queryInterface(XSingleServiceFactory.class, xQDefs); + + XPropertySet xProp = UnoRuntime.queryInterface( + XPropertySet.class,xSingleFac.createInstance()); + xProp.setPropertyValue("Command","SELECT * FROM biblio"); + xProp.setPropertyValue("EscapeProcessing",Boolean.TRUE); + + XNameContainer xCont = UnoRuntime.queryInterface(XNameContainer.class, xQDefs); + try + { + if ( xCont.hasByName("Query1") ) + xCont.removeByName("Query1"); + } + catch(com.sun.star.uno.Exception e) + {} + xCont.insertByName("Query1",xProp); + XDocumentDataSource xDs = UnoRuntime.queryInterface(XDocumentDataSource.class, xQuerySup); + + XStorable xStore = UnoRuntime.queryInterface(XStorable.class,xDs.getDatabaseDocument()); + xStore.store(); + } + + // prints all column names from Query1 + public static void printQueryColumnNames() throws com.sun.star.uno.Exception + { + XNameAccess xNameAccess = UnoRuntime.queryInterface( + XNameAccess.class, + xMCF.createInstanceWithContext("com.sun.star.sdb.DatabaseContext", + xContext)); + // we use the first datasource + XDataSource xDS = UnoRuntime.queryInterface( + XDataSource.class, xNameAccess.getByName( "Bibliography" )); + XConnection con = xDS.getConnection("",""); + XQueriesSupplier xQuerySup = UnoRuntime.queryInterface(XQueriesSupplier.class, con); + + XNameAccess xQDefs = xQuerySup.getQueries(); + + XColumnsSupplier xColsSup = UnoRuntime.queryInterface( + XColumnsSupplier.class,xQDefs.getByName("Query1")); + XNameAccess xCols = xColsSup.getColumns(); + String aNames [] = xCols.getElementNames(); + for(int i=0;i<aNames.length;++i) + System.out.println(aNames[i]); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |