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/*
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*
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*
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* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
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* file and include the License file at packager/legal/LICENSE.txt.
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package javax.xml.bind.helpers;
import java.net.URL;
import java.net.MalformedURLException;
import java.text.MessageFormat;
import javax.xml.bind.ValidationEventLocator;
import org.w3c.dom.Node;
import org.xml.sax.Locator;
import org.xml.sax.SAXParseException;
/**
* Default implementation of the ValidationEventLocator interface.
*
*
* JAXB providers are allowed to use whatever class that implements
* the ValidationEventLocator interface. This class is just provided for a
* convenience.
*
* @author
- Kohsuke Kawaguchi, Sun Microsystems, Inc.
* @see javax.xml.bind.Validator
* @see javax.xml.bind.ValidationEventHandler
* @see javax.xml.bind.ValidationEvent
* @see javax.xml.bind.ValidationEventLocator
* @since JAXB1.0
*/
public class ValidationEventLocatorImpl implements ValidationEventLocator
{
/**
* Creates an object with all fields unavailable.
*/
public ValidationEventLocatorImpl() {
}
/**
* Constructs an object from an org.xml.sax.Locator.
*
* The object's ColumnNumber, LineNumber, and URL become available from the
* values returned by the locator's getColumnNumber(), getLineNumber(), and
* getSystemId() methods respectively. Node, Object, and Offset are not
* available.
*
* @param loc the SAX Locator object that will be used to populate this
* event locator.
* @throws IllegalArgumentException if the Locator is null
*/
public ValidationEventLocatorImpl( Locator loc ) {
if( loc == null ) {
throw new IllegalArgumentException(
Messages.format( Messages.MUST_NOT_BE_NULL, "loc" ) );
}
this.url = toURL(loc.getSystemId());
this.columnNumber = loc.getColumnNumber();
this.lineNumber = loc.getLineNumber();
}
/**
* Constructs an object from the location information of a SAXParseException.
*
* The object's ColumnNumber, LineNumber, and URL become available from the
* values returned by the locator's getColumnNumber(), getLineNumber(), and
* getSystemId() methods respectively. Node, Object, and Offset are not
* available.
*
* @param e the SAXParseException object that will be used to populate this
* event locator.
* @throws IllegalArgumentException if the SAXParseException is null
*/
public ValidationEventLocatorImpl( SAXParseException e ) {
if( e == null ) {
throw new IllegalArgumentException(
Messages.format( Messages.MUST_NOT_BE_NULL, "e" ) );
}
this.url = toURL(e.getSystemId());
this.columnNumber = e.getColumnNumber();
this.lineNumber = e.getLineNumber();
}
/**
* Constructs an object that points to a DOM Node.
*
* The object's Node becomes available. ColumnNumber, LineNumber, Object,
* Offset, and URL are not available.
*
* @param _node the DOM Node object that will be used to populate this
* event locator.
* @throws IllegalArgumentException if the Node is null
*/
public ValidationEventLocatorImpl(Node _node) {
if( _node == null ) {
throw new IllegalArgumentException(
Messages.format( Messages.MUST_NOT_BE_NULL, "_node" ) );
}
this.node = _node;
}
/**
* Constructs an object that points to a JAXB content object.
*
* The object's Object becomes available. ColumnNumber, LineNumber, Node,
* Offset, and URL are not available.
*
* @param _object the Object that will be used to populate this
* event locator.
* @throws IllegalArgumentException if the Object is null
*/
public ValidationEventLocatorImpl(Object _object) {
if( _object == null ) {
throw new IllegalArgumentException(
Messages.format( Messages.MUST_NOT_BE_NULL, "_object" ) );
}
this.object = _object;
}
/** Converts a system ID to an URL object. */
private static URL toURL( String systemId ) {
try {
return new URL(systemId);
} catch( MalformedURLException e ) {
// TODO: how should we handle system id here?
return null; // for now
}
}
private URL url = null;
private int offset = -1;
private int lineNumber = -1;
private int columnNumber = -1;
private Object object = null;
private Node node = null;
/**
* @see javax.xml.bind.ValidationEventLocator#getURL()
*/
public URL getURL() {
return url;
}
/**
* Set the URL field on this event locator. Null values are allowed.
*
* @param _url the url
*/
public void setURL( URL _url ) {
this.url = _url;
}
/**
* @see javax.xml.bind.ValidationEventLocator#getOffset()
*/
public int getOffset() {
return offset;
}
/**
* Set the offset field on this event locator.
*
* @param _offset the offset
*/
public void setOffset( int _offset ) {
this.offset = _offset;
}
/**
* @see javax.xml.bind.ValidationEventLocator#getLineNumber()
*/
public int getLineNumber() {
return lineNumber;
}
/**
* Set the lineNumber field on this event locator.
*
* @param _lineNumber the line number
*/
public void setLineNumber( int _lineNumber ) {
this.lineNumber = _lineNumber;
}
/**
* @see javax.xml.bind.ValidationEventLocator#getColumnNumber()
*/
public int getColumnNumber() {
return columnNumber;
}
/**
* Set the columnNumber field on this event locator.
*
* @param _columnNumber the column number
*/
public void setColumnNumber( int _columnNumber ) {
this.columnNumber = _columnNumber;
}
/**
* @see javax.xml.bind.ValidationEventLocator#getObject()
*/
public Object getObject() {
return object;
}
/**
* Set the Object field on this event locator. Null values are allowed.
*
* @param _object the java content object
*/
public void setObject( Object _object ) {
this.object = _object;
}
/**
* @see javax.xml.bind.ValidationEventLocator#getNode()
*/
public Node getNode() {
return node;
}
/**
* Set the Node field on this event locator. Null values are allowed.
*
* @param _node the Node
*/
public void setNode( Node _node ) {
this.node = _node;
}
/**
* Returns a string representation of this object in a format
* helpful to debugging.
*
* @see Object#equals(Object)
*/
public String toString() {
return MessageFormat.format("[node={0},object={1},url={2},line={3},col={4},offset={5}]",
getNode(),
getObject(),
getURL(),
String.valueOf(getLineNumber()),
String.valueOf(getColumnNumber()),
String.valueOf(getOffset()));
}
}