VelocityResourceLoader.java

package com.applang;
 
import java.io.InputStream;
 
import org.apache.commons.collections.ExtendedProperties;
import org.apache.velocity.runtime.RuntimeServices;
import org.apache.velocity.runtime.resource.Resource;
import org.apache.velocity.runtime.resource.loader.FileResourceLoader;
 
import android.content.res.Resources;
 
public class VelocityResourceLoader extends FileResourceLoader {
	private Resources resources;
	private String packageName;
 
	public void commonInit(RuntimeServices rs, ExtendedProperties configuration) {
		super.commonInit(rs,configuration);
		this.resources = (Resources)rs.getProperty("android.content.res.Resources");
		this.packageName = (String)rs.getProperty("packageName");
	}
 
	public long getLastModified(Resource resource) {
		return 0;
	}
 
	public InputStream getResourceStream(String templateName) {
		try {
			if (packageName.length() > 0) {
				int id = resources.getIdentifier(templateName, "raw", packageName);
				return resources.openRawResource(id);
			}
			else
				return resources.getAssets().open(templateName + ".vm");
		} catch (Exception e) {
			return null;
		}
	}
 
	public boolean	isSourceModified(Resource resource) {
		return false;
	}
 
	public boolean	resourceExists(String templateName) {
		return resources.getIdentifier(templateName, "raw", this.packageName) != 0;
	}
}