<context-param>
		<param-name>BIRT_FILENAME_GENERATOR_CLASS</param-name>
		<param-value>com.link.report.FilenameGenerator</param-value>
	</context-param>

package jetsennet.jnmp.report;

import java.util.Date;
import java.util.Map;

import org.eclipse.birt.report.utility.filename.IFilenameGenerator;


public class FilenameGenerator implements IFilenameGenerator
{
	/**
	 * default report file name
	 */
	public static final String DEFAULT_FILENAME = "report";

	public String getFilename(String [b]fileName[/b], String extension,
	        String outputType, Map options)
	{
		System.out.println(baseName);
		return makeFileName(baseName, extension);
	}

	/**
	 * Makes a filename using the target extension from the options.
	 * 
	 * @param fileName
	 *            file name which extension must be replaced
	 * @return file name with replaced extension
	 */
	public static String makeFileName(String fileName, String extensionName)
	{
		String baseName = fileName;
		if (baseName == null || baseName.trim().length() <= 0)
		{
			baseName = DEFAULT_FILENAME;
		}

		// check whether the file name contains non US-ASCII characters
		for (int i = 0; i < baseName.length(); i++)
		{
			char c = baseName.charAt(i);

			// char is from 0-127
			if (c < 0x00 || c >= 0x80)
			{
				baseName = DEFAULT_FILENAME;
				break;
			}
		}

		// append extension name
		if (extensionName != null && extensionName.length() > 0)
		{
			baseName += (new Date()).toString() + "." + extensionName; //$NON-NLS-1$
		}
		return baseName;
	}
}