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/*
* Portions contributed by Joseph Walton (Atlassian)
*/
package org.glassfish.jersey.message.internal;
import java.io.ByteArrayInputStream;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import javax.inject.Inject;
import javax.inject.Provider;
import javax.inject.Singleton;
import javax.ws.rs.RuntimeType;
import javax.ws.rs.core.Configuration;
import javax.ws.rs.core.Feature;
import javax.xml.parsers.SAXParserFactory;
import org.glassfish.jersey.internal.inject.ContextInjectionResolver;
import org.glassfish.jersey.internal.inject.Injections;
import org.glassfish.hk2.api.Factory;
import org.glassfish.hk2.api.PerThread;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.utilities.Binder;
import org.glassfish.hk2.utilities.binding.AbstractBinder;
import org.junit.Before;
import org.junit.Test;
import org.xml.sax.InputSource;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;
/**
* @author Martin Matula (martin.matula at oracle.com)
*/
public class SaxParserFactoryInjectionProviderTest {
private ServiceLocator locator;
private SAXParserFactory f1;
private SAXParserFactory f2;
private SAXParserFactory ff1;
private SAXParserFactory ff2;
@Before
public void setUp() {
locator = createServiceLocator();
}
private static final Configuration EMPTY_CONFIG = new Configuration() {
@Override
public RuntimeType getRuntimeType() {
return null;
}
@Override
public Object getProperty(String propertyName) {
return null;
}
@Override
public Collection<String> getPropertyNames() {
return Collections.emptyList();
}
@Override
public boolean isEnabled(Feature feature) {
return false;
}
@Override
public boolean isEnabled(Class<? extends Feature> featureClass) {
return false;
}
@Override
public boolean isRegistered(Object provider) {
return false;
}
@Override
public boolean isRegistered(Class<?> providerClass) {
return false;
}
@Override
public Map<String, Object> getProperties() {
return Collections.emptyMap();
}
@Override
public Map<Class<?>, Integer> getContracts(Class<?> componentClass) {
return Collections.emptyMap();
}
@Override
public Set<Class<?>> getClasses() {
return Collections.emptySet();
}
@Override
public Set<Object> getInstances() {
return Collections.emptySet();
}
};
public static ServiceLocator createServiceLocator(Binder... customBinders) {
Binder[] binders = new Binder[customBinders.length + 2];
binders[0] = new AbstractBinder() {
@Override
protected void configure() {
bindFactory(new Factory<Configuration>() {
@Override
public Configuration provide() {
return EMPTY_CONFIG;
}
@Override
public void dispose(Configuration instance) {
//not used
}
}).to(Configuration.class);
bindFactory(SaxParserFactoryInjectionProvider.class, Singleton.class).
to(SAXParserFactory.class).
in(PerThread.class);
bindAsContract(MySPFProvider.class).in(Singleton.class);
}
};
binders[1] = new ContextInjectionResolver.Binder();
System.arraycopy(customBinders, 0, binders, 2, customBinders.length);
return Injections.createLocator(binders);
}
@Test
public void xmlReaderDoesNotResolveExternalParameterEntities() throws Exception {
String url = "file:///no-such-file";
String content = "<!DOCTYPE x [<!ENTITY % pe SYSTEM '" + url + "'> %pe;]><x/>";
getSPF().newSAXParser().getXMLReader().parse(new InputSource(new ByteArrayInputStream(content.getBytes("us-ascii"))));
}
/**
* Making sure that the same instance of SAXParserFactory is used if injected multiple times in the same thread.
*/
@Test
public void testSameForSameThreads() {
f1 = getSPF();
f2 = getSPF();
ff1 = getSPFViaProvider();
ff2 = getSPFViaProvider();
assertNotNull(f1);
assertNotNull(f2);
assertNotNull(ff1);
assertNotNull(ff2);
// System.out.println("f1 : " + f1.toString());
// System.out.println("ff1 : " + ff1.toString());
// System.out.println("f2 : " + f2.toString());
// System.out.println("ff2 : " + ff2.toString());
assertSame(f1, f2);
assertSame(f2, ff1);
assertSame(ff1, ff2);
}
/**
* Making sure that a different instance of SAXParserFactory is used for each different thread.
* @throws InterruptedException
*/
@Test
public void testDifferentForDifferentThreads() throws InterruptedException {
Thread t = new Thread(new Runnable() {
@Override
public void run() {
f1 = getSPF();
ff1 = getSPFViaProvider();
}
});
t.start();
f2 = getSPF();
ff2 = getSPFViaProvider();
t.join();
assertNotNull(f1);
assertNotNull(f2);
assertNotNull(ff1);
assertNotNull(ff2);
// System.out.println("f1 : " + f1.toString());
// System.out.println("ff1 : " + ff1.toString());
// System.out.println("f2 : " + f2.toString());
// System.out.println("ff2 : " + ff2.toString());
assertNotSame(f1, f2);
assertNotSame(ff1, ff2);
assertSame(f1, ff1);
assertSame(f2, ff2);
}
private SAXParserFactory getSPF() {
return locator.getService(SAXParserFactory.class);
}
private SAXParserFactory getSPFViaProvider() {
return locator.<MySPFProvider>getService(MySPFProvider.class).getSPF();
}
/**
* Class to emulate injecting a Factory<SAXParserFactory>
*/
public static class MySPFProvider {
private final Provider<SAXParserFactory> f;
@Inject
public MySPFProvider(Provider<SAXParserFactory> f) {
this.f = f;
}
public SAXParserFactory getSPF() {
return f.get();
}
}
}