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package com.sun.enterprise.glassfish.bootstrap.osgi;
import com.sun.enterprise.glassfish.bootstrap.Constants;
import org.glassfish.embeddable.BootstrapProperties;
import org.glassfish.embeddable.GlassFishException;
import org.glassfish.embeddable.GlassFishRuntime;
import org.glassfish.embeddable.spi.RuntimeBuilder;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleReference;
/**
* This {@link org.glassfish.embeddable.spi.RuntimeBuilder} is responsible for setting up a {@link GlassFishRuntime}
* when user has a regular installation of GlassFish and they want to embed GlassFish in an existing OSGi runtime.
* <p/>
* It sets up the runtime like this:
* 1. Installs GlassFish modules.
* 2. Starts a list of GlassFish bundles.
* 3. Registers an instance of GlassFishRuntime as service.
* <p/>
*
* @author Sanjeeb.Sahoo@Sun.COM
* @see #build(org.glassfish.embeddable.BootstrapProperties)
* @see #handles(org.glassfish.embeddable.BootstrapProperties)
*/
public class EmbeddedOSGiGlassFishRuntimeBuilder implements RuntimeBuilder {
public boolean handles(BootstrapProperties bsProps) {
return EmbeddedOSGiGlassFishRuntimeBuilder.class.getName().
equals(bsProps.getProperties().getProperty(Constants.BUILDER_NAME_PROPERTY));
}
public GlassFishRuntime build(BootstrapProperties bsProps) throws GlassFishException {
configureBundles(bsProps);
provisionBundles(bsProps);
GlassFishRuntime gfr = new EmbeddedOSGiGlassFishRuntime();
getBundleContext().registerService(GlassFishRuntime.class.getName(), gfr, bsProps.getProperties());
return gfr;
}
private void configureBundles(BootstrapProperties bsProps) {
if (System.getProperty(Constants.PLATFORM_PROPERTY_KEY) == null) { // See GLASSFISH-16511 for null check
// Set this, because some stupid downstream code may be relying on this property
System.setProperty(Constants.PLATFORM_PROPERTY_KEY, "GenericOSGi");
}
}
private BundleContext getBundleContext() {
return BundleReference.class.cast(getClass().getClassLoader()).getBundle().getBundleContext();
}
private void provisionBundles(BootstrapProperties bsProps) {
BundleProvisioner bundleProvisioner = new BundleProvisioner(getBundleContext(), bsProps.getProperties());
bundleProvisioner.installBundles();
bundleProvisioner.startBundles();
}
}