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Jena is a Java framework for building Semantic Web applications. It provides a programmatic environment for RDF, RDFS and OWL, SPARQL and includes a rule-based inference engine.
/*
* (c) Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Hewlett-Packard Development Company, LP
* [See end of file]
*/
package com.hp.hpl.jena.n3;
import java.io.* ;
import com.hp.hpl.jena.JenaRuntime ;
/** Simple class that provides output with moving left margin.
* Does not cope with tabs or newlines in output strings.
*
* @author Andy Seaborne
* @version $Id: N3IndentedWriter.java,v 1.2 2008/12/28 19:31:52 andy_seaborne Exp $
*/
// Not robust/complete enough for public use
public class N3IndentedWriter
{
String lineSeparator = JenaRuntime.getLineSeparator() ;
Writer writer ;
int column ;
int row ;
int currentIndent ;
public N3IndentedWriter(Writer w)
{
writer = w ;
column = 0 ;
row = 0 ;
currentIndent = 0 ;
}
public Writer getWriter() { return writer ; }
public int getRow() { return row ; }
public int getCol() { return column ; }
public int getIndent() { return currentIndent ; }
public void incIndent(int x) { currentIndent += x ; }
public void decIndent(int x) { currentIndent -= x ; }
public void setIndent(int x) { currentIndent = x ; }
public void print(String s)
{
try { writer.write(s); column += s.length() ; }
catch (java.io.IOException ex) {}
}
public void println(String s)
{
try { writer.write(s); println() ; }
catch (java.io.IOException ex) { }
}
public void println()
{
try {
writer.write(lineSeparator);
writer.flush() ;
column = 0 ;
row++ ;
padTo() ;
}
catch (java.io.IOException ex) { }
}
public void padTo() throws IOException
{
StringBuffer sBuff = new StringBuffer() ;
for ( int i = 0 ; i < currentIndent ; i++ )
writer.write(' ') ;
column = column + currentIndent ;
}
public void flush() { try { writer.flush() ; } catch (IOException ioEx) {} }
public void close() { try { writer.close() ; } catch (IOException ioEx) {} }
}
/*
* (c) Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Hewlett-Packard Development Company, LP
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/