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140 lines
3.7 KiB
140 lines
3.7 KiB
// VJQuery.java
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//+-------------------------------------------------------------------------
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
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// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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// PARTICULAR PURPOSE.
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//
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// Copyright 1998-1999, Microsoft Corporation. All Rights Reserved.
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//
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// PROGRAM: VJQuery
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//
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// PURPOSE: Illustrates using Visual J++ and ADO to execute
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// SQL queries with Indexing Service.
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//
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// PLATFORM: Windows 2000
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//
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//--------------------------------------------------------------------------
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// NOTE: The com.ms.wfc imports will become just wfc imports for distribution.
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import com.ms.wfc.*;
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import com.ms.wfc.core.*;
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import com.ms.wfc.data.*;
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import com.ms.com.*;
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/**
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* This class can take a variable number of parameters on the command
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* line. Program execution begins with the main() method. The class
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* constructor is not invoked unless an object of type 'VJQuery'
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* created in the main() method.
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*/
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public class VJQuery
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{
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/**
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* The main entry point for the application.
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*
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* @param args Array of parameters passed to the application
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* via the command line.
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*/
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public static void main (String[] args)
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{
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// Parse arguments.
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if ( ( 0 == args.length ) ||
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( 1 == args.length && args[0].equalsIgnoreCase("-?") ) )
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{
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Usage();
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}
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else
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{
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Query Q = new Query();
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if ( args[0].equalsIgnoreCase("-s") )
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{
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String S = args[1];
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for ( int i = 2; i < args.length; i++ )
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S = S + " " + args[i];
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S = StripEndQuotes(S);
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Q.SetRawSql( S );
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}
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else
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{
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String S = args[0];
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for ( int i = 1; i < args.length; i++ )
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S = S + " " + args[i];
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S = StripEndQuotes(S);
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Q.SetSqlWhere( S );
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}
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try
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{
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// Run Query.
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Q.Execute();
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// Display the result.
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Q.Display( System.out );
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}
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catch( com.ms.wfc.data.AdoException e )
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{
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System.out.println( "Caught " + e.getErrorNumber() );
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}
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}
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try
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{
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System.out.println( "Press enter to continue..." );
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System.in.read();
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}
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catch( java.io.IOException e )
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{
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}
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}
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//+-------------------------------------------------------------------------
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//
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// Method: VJQuery::StripEndQuotes
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//
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// Synopsis: Removes beginning and ending quotes.
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//
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// Arguments: [S] -- String to strip.
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//
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// Returns: [S], sans initial and final quotes, if any.
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//
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//--------------------------------------------------------------------------
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static String StripEndQuotes( String S )
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{
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if ( S.indexOf("\"") == 0 )
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S = S.substring(1, S.length() - 1);
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if ( S.lastIndexOf("\"") == S.length() - 1 )
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S = S.substring(0, S.length() - 1);
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return S;
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}
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//+-------------------------------------------------------------------------
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//
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// Method: VJQuery::Usage
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//
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// Synopsis: Usage message.
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//
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//--------------------------------------------------------------------------
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static void Usage()
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{
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System.out.println( "Usage: VJQuery [-s] [<Query>]" );
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System.out.println( " <Query> WHERE clause or complete SELECT statement" );
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System.out.println( " -s <Query> is complete SELECT statement" );
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}
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}
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