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/*
* Copyright (c) 2001-2013 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:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of Oracle 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.
*/
package com.sun.msv.reader;
import java.io.IOException;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.ls.LSResourceResolver;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.helpers.LocatorImpl;
/**
* Internal view of GrammarReaderController.
*
* This class wraps a GrammarReaderController and
* adds several convenient methods for the caller.
*/
public class Controller implements GrammarReaderController2, ErrorHandler
{
/** Controller works as a wrapper to this object. */
private final GrammarReaderController core;
public GrammarReaderController getCore() { return core; }
/** This flag will be set to true in case of any error. */
private boolean _hadError = false;
/** Returns true if an error had been reported. */
public boolean hadError() { return _hadError; }
/** Force set the error flag to true. */
public final void setErrorFlag() { _hadError=true; }
public Controller( GrammarReaderController _core ) {
this.core = _core;
}
@Deprecated
public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
return core.resolveEntity(publicId, systemId);
}
public void warning( Locator[] locs, String errorMessage ) {
core.warning(locs,errorMessage);
}
public void error( Locator[] locs, String errorMessage, Exception nestedException ) {
setErrorFlag();
core.error(locs,errorMessage,nestedException);
}
public void error( String errorMessage, Exception nestedException ) {
error( new Locator[0], errorMessage, nestedException );
}
public void fatalError( SAXParseException spe ) {
error(spe);
}
public void error( SAXParseException spe ) {
error( getLocator(spe), spe.getMessage(), spe.getException() );
}
public void warning( SAXParseException spe ) {
warning( getLocator(spe), spe.getMessage() );
}
public void error( IOException e, Locator source ) {
error( new Locator[]{source}, e.getMessage(), e );
}
public void error( SAXException e, Locator source ) {
// if a nested exception is a RuntimeException,
// this shouldn't be handled.
if( e.getException() instanceof RuntimeException )
throw (RuntimeException)e.getException();
if(e instanceof SAXParseException)
error( (SAXParseException)e );
else
error( new Locator[]{source}, e.getMessage(), e );
}
public void error( ParserConfigurationException e, Locator source ) {
error( new Locator[]{source}, e.getMessage(), e );
}
protected Locator[] getLocator( SAXParseException spe ) {
LocatorImpl loc = new LocatorImpl();
loc.setColumnNumber( spe.getColumnNumber() );
loc.setLineNumber( spe.getLineNumber() );
loc.setSystemId( spe.getSystemId() );
loc.setPublicId( spe.getPublicId() );
return new Locator[]{loc};
}
/**
* Return the full resolver.
*/
public LSResourceResolver getLSResourceResolver() {
if (core instanceof GrammarReaderController2) {
return ((GrammarReaderController2)core).getLSResourceResolver();
} else {
return null;
}
}
}
