Java example source code file (XMLErrorHandler.java)

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Java - Java tags/keywords

string, xmlerrorhandler, xmlparseexception, xniexception

The XMLErrorHandler.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/*
 * Copyright 2001, 2002,2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.xerces.internal.xni.parser;

import com.sun.org.apache.xerces.internal.xni.XNIException;

/**
 * An interface for handling errors. If the application is interested
 * in error notifications, then it can register an error handler object
 * that implements this interface with the parser configuration.
 *
 * @see XMLParserConfiguration
 *
 * @author Andy Clark, IBM
 *
 */
public interface XMLErrorHandler {

    //
    // XMLErrorHandler methods
    //

    /**
     * Reports a warning. Warnings are non-fatal and can be safely ignored
     * by most applications.
     *
     * @param domain    The domain of the warning. The domain can be any
     *                  string but is suggested to be a valid URI. The
     *                  domain can be used to conveniently specify a web
     *                  site location of the relevent specification or
     *                  document pertaining to this warning.
     * @param key       The warning key. This key can be any string and
     *                  is implementation dependent.
     * @param exception Exception.
     *
     * @throws XNIException Thrown to signal that the parser should stop
     *                      parsing the document.
     */
    public void warning(String domain, String key,
                        XMLParseException exception) throws XNIException;

    /**
     * Reports an error. Errors are non-fatal and usually signify that the
     * document is invalid with respect to its grammar(s).
     *
     * @param domain    The domain of the error. The domain can be any
     *                  string but is suggested to be a valid URI. The
     *                  domain can be used to conveniently specify a web
     *                  site location of the relevent specification or
     *                  document pertaining to this error.
     * @param key       The error key. This key can be any string and
     *                  is implementation dependent.
     * @param exception Exception.
     *
     * @throws XNIException Thrown to signal that the parser should stop
     *                      parsing the document.
     */
    public void error(String domain, String key,
                      XMLParseException exception) throws XNIException;

    /**
     * Report a fatal error. Fatal errors usually occur when the document
     * is not well-formed and signifies that the parser cannot continue
     * normal operation.
     * <p>
     * <strong>Note: The error handler should always
     * throw an <code>XNIException from this method. This exception
     * can either be the same exception that is passed as a parameter to
     * the method or a new XNI exception object. If the registered error
     * handler fails to throw an exception, the continuing operation of
     * the parser is undetermined.
     *
     * @param domain    The domain of the fatal error. The domain can be
     *                  any string but is suggested to be a valid URI. The
     *                  domain can be used to conveniently specify a web
     *                  site location of the relevent specification or
     *                  document pertaining to this fatal error.
     * @param key       The fatal error key. This key can be any string
     *                  and is implementation dependent.
     * @param exception Exception.
     *
     * @throws XNIException Thrown to signal that the parser should stop
     *                      parsing the document.
     */
    public void fatalError(String domain, String key,
                           XMLParseException exception) throws XNIException;

} // interface XMLErrorHandler