SimpleAnalyzer.java

package org.jboss.seam.rest.examples.client.tasks.analyzer;

import javax.enterprise.event.Observes;
import javax.inject.Singleton;

import org.jboss.seam.rest.examples.client.tasks.Category;
import org.jboss.seam.rest.examples.client.tasks.Task;
import org.jboss.seam.rest.examples.client.tasks.spi.ReportResultEvent;

/**
 * This analyzer generates simple statistics such as number of categories, tasks, etc.
 *
 * @author <a href="http://community.jboss.org/people/jharting">Jozef Hartinger</a>
 */

@Singleton
public class SimpleAnalyzer {
    private int resolvedTasks = 0;
    private int unresolvedTasks = 0;
    private int categories = 0;

    public void processTask(@Observes Task task) {
        if (task.isResolved()) {
            resolvedTasks++;
        } else {
            unresolvedTasks++;
        }
    }

    public void processCategory(@Observes Category category) {
        categories++;
    }

    public void processResult(@Observes ReportResultEvent result) {
        result.addResult("Number of resolved tasks", String.valueOf(resolvedTasks));
        result.addResult("Number of unresolved tasks", String.valueOf(unresolvedTasks));
        result.addResult("Number of categories", String.valueOf(categories));
        result.addResult("Tasks per category", String.valueOf(((double) unresolvedTasks) / categories));
        clear();
    }
    
    private void clear()
    {
        resolvedTasks = 0;
        unresolvedTasks = 0;
        categories = 0;
    }
}