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class TestIt
{
public static void main( String[] args )
{
GrokHtml foo = new GrokHtml();
long m1 = 0, m2 = 0, doc1 = 0, doc2 = 0;
String expr;
/* Parse an easy expression */
expr = "tr -> td -> text:\"foo = (.*)\"";
try
{
m1 = foo.ParseExpression( expr );
System.out.println( "Expression 1 parsed correctly" );
}
catch( java.text.ParseException e )
{
System.out.println( "Error parsing expression 1: " + e.getMessage( ) + "\n" + expr );
int i, off = e.getErrorOffset( );
for( i = 0; i < off; i++ )
System.out.print( " " );
System.out.println( "^" );
}
/* Parse another easy expression */
expr = "tr -> td -> text:\"bar = (.*)\"";
try
{
m2 = foo.ParseExpression( expr );
System.out.println( "Expression 2 parsed correctly" );
}
catch( java.text.ParseException e )
{
System.out.println( "Error parsing expression 2: " + e.getMessage( ) + "\n" + expr );
int i, off = e.getErrorOffset( );
for( i = 0; i < off; i++ )
System.out.print( " " );
System.out.println( "^" );
}
/* Parse a broken expression */
expr = "table<border=\"0\" foo=>";
try
{
long m = foo.ParseExpression( expr );
System.out.println( "This expression should not parse correctly" );
}
catch( java.text.ParseException e )
{
System.out.println( "Error parsing broken expression: " + e.getMessage( ) + "\n" + expr );
int i, off = e.getErrorOffset( );
for( i = 0; i < off; i++ )
System.out.print( " " );
System.out.println( "^" );
}
/* Open a document from a byte[] */
try
{
String testdoc = "<h1>Foo!</h1><h2>Bar!</h2><table><tr><td>foo = baz</td></tr></table>";
doc1 = foo.OpenDocumentFromBytes( testdoc.getBytes( "US-ASCII" ));
System.out.println( "Document opened successfully from a string" );
}
catch( java.lang.RuntimeException e )
{
System.out.println( e.getMessage( ));
}
catch( java.io.UnsupportedEncodingException e )
{
System.out.println( e.getMessage( ));
}
/* Open a document from a URI */
try
{
doc2 = foo.OpenDocumentFromURI( "test.html" );
System.out.println( "Document opened successfully from a URI" );
}
catch( java.lang.RuntimeException e )
{
System.out.println( e.getMessage( ));
}
/* Try both machines on doc 1 */
if( doc1 != 0 )
{
if( m1 != 0 )
{
try
{
String result = foo.SearchDocument( doc1, "foo is \\1", m1 );
System.out.println( "Expression 1 on doc 1: " + result );
}
catch( java.lang.RuntimeException e )
{
System.out.println( e.getMessage( ));
}
catch( java.lang.OutOfMemoryError e )
{
System.out.println( e.getMessage( ));
}
}
if( m2 != 0 )
{
try
{
String result = foo.SearchDocument( doc1, "bar is \\1", m2 );
System.out.println( "Expression 2 on doc 1: " + result );
}
catch( java.lang.RuntimeException e )
{
System.out.println( "This error is ok: " + e.getMessage( ));
}
catch( java.lang.OutOfMemoryError e )
{
System.out.println( e.getMessage( ));
}
}
/* Free it now that we're finished */
foo.FreeDocument( doc1 );
}
/* Try both machines on doc 2 */
if( doc2 != 0 )
{
if( m1 != 0 )
{
try
{
String result = foo.SearchDocument( doc2, "foo is \\1", m1 );
System.out.println( "Expression 1 on doc 2: " + result );
}
catch( java.lang.RuntimeException e )
{
System.out.println( e.getMessage( ));
}
catch( java.lang.OutOfMemoryError e )
{
System.out.println( e.getMessage( ));
}
}
if( m2 != 0 )
{
try
{
String result = foo.SearchDocument( doc2, "bar is \\1", m2 );
System.out.println( "Expression 2 on doc 2: " + result );
}
catch( java.lang.RuntimeException e )
{
System.out.println( e.getMessage( ));
}
catch( java.lang.OutOfMemoryError e )
{
System.out.println( e.getMessage( ));
}
}
/* Free it now that we're finished */
foo.FreeDocument( doc2 );
}
/* Free the machines */
if( m1 != 0 )
foo.FreeMachine( m1 );
if( m2 != 0 )
foo.FreeMachine( m2 );
}
}
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