org.cloudgraph.config.CloudGraphConfigValidationEventHandler.java Source code

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Here is the source code for org.cloudgraph.config.CloudGraphConfigValidationEventHandler.java

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/**
 *        CloudGraph Community Edition (CE) License
 * 
 * This is a community release of CloudGraph, a dual-license suite of
 * Service Data Object (SDO) 2.1 services designed for relational and 
 * big-table style "cloud" databases, such as HBase and others. 
 * This particular copy of the software is released under the 
 * version 2 of the GNU General Public License. CloudGraph was developed by 
 * TerraMeta Software, Inc.
 * 
 * Copyright (c) 2013, TerraMeta Software, Inc. All rights reserved.
 * 
 * General License information can be found below.
 * 
 * This distribution may include materials developed by third
 * parties. For license and attribution notices for these
 * materials, please refer to the documentation that accompanies
 * this distribution (see the "Licenses for Third-Party Components"
 * appendix) or view the online documentation at 
 * <http://cloudgraph.org/licenses/>. 
 */
package org.cloudgraph.config;

import javax.xml.bind.ValidationEvent;
import javax.xml.bind.ValidationEventLocator;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.plasma.common.bind.BindingValidationEventHandler;

/**
 * Configuration parsing (JAXB) event handler.
 * @author Scott Cinnamond
 * @since 0.5
 */
public class CloudGraphConfigValidationEventHandler implements BindingValidationEventHandler {

    private static Log log = LogFactory.getLog(CloudGraphConfigValidationEventHandler.class);
    private int errorCount;
    private boolean cumulative = true;

    public int getErrorCount() {
        return errorCount;
    }

    public CloudGraphConfigValidationEventHandler() {
    }

    public CloudGraphConfigValidationEventHandler(boolean cumulative) {
        this.cumulative = cumulative;
    }

    public boolean handleEvent(ValidationEvent ve) {
        boolean result = this.cumulative;
        this.errorCount++;
        ValidationEventLocator vel = ve.getLocator();

        String message = "Line:Col:Offset[" + vel.getLineNumber() + ":" + vel.getColumnNumber() + ":"
                + String.valueOf(vel.getOffset()) + "] - " + ve.getMessage();

        switch (ve.getSeverity()) {
        case ValidationEvent.WARNING:
            log.warn(message);
            break;
        case ValidationEvent.ERROR:
        case ValidationEvent.FATAL_ERROR:
            log.fatal(message);
            throw new CloudGraphConfigurationException(message);
        default:
            log.error(message);
        }
        return result;
    }

    public void reset() {
        this.errorCount = 0;
    }

}