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package org.testng.internal;
import static org.testng.internal.Utils.isStringNotEmpty;
import com.google.inject.Injector;
import com.google.inject.Module;
import com.google.inject.Stage;
import org.testng.IClass;
import org.testng.IModuleFactory;
import org.testng.ISuite;
import org.testng.ITest;
import org.testng.ITestContext;
import org.testng.ITestObjectFactory;
import org.testng.TestNGException;
import org.testng.annotations.Guice;
import org.testng.collections.Lists;
import org.testng.collections.Objects;
import org.testng.internal.annotations.AnnotationHelper;
import org.testng.internal.annotations.IAnnotationFinder;
import org.testng.xml.XmlClass;
import org.testng.xml.XmlTest;
import java.lang.annotation.Annotation;
import java.lang.reflect.Constructor;
import java.util.List;
import java.util.Map;
/**
* Implementation of an IClass.
*
* @author <a href="mailto:cedric@beust.com">Cedric Beust</a>
*/
public class ClassImpl implements IClass {
private static final long serialVersionUID = 1118178273317520344L;
transient private Class m_class = null;
transient private Object m_defaultInstance = null;
private XmlTest m_xmlTest = null;
transient private IAnnotationFinder m_annotationFinder = null;
transient private List<Object> m_instances = Lists.newArrayList();
transient private Map<Class, IClass> m_classes = null;
private int m_instanceCount;
private long[] m_instanceHashCodes;
private transient Object m_instance;
private ITestObjectFactory m_objectFactory;
private String m_testName = null;
private XmlClass m_xmlClass;
private ITestContext m_testContext;
private final boolean m_hasParentModule;
public ClassImpl(ITestContext context, Class cls, XmlClass xmlClass, Object instance,
Map<Class, IClass> classes, XmlTest xmlTest, IAnnotationFinder annotationFinder,
ITestObjectFactory objectFactory) {
m_testContext = context;
m_class = cls;
m_classes = classes;
m_xmlClass = xmlClass;
m_xmlTest = xmlTest;
m_annotationFinder = annotationFinder;
m_instance = instance;
m_objectFactory = objectFactory;
if (instance instanceof ITest) {
m_testName = ((ITest) instance).getTestName();
}
m_hasParentModule = isStringNotEmpty(m_testContext.getSuite().getParentModule());
}
private static void ppp(String s) {
System.out.println("[ClassImpl] " + s);
}
@Override
public String getTestName() {
return m_testName;
}
@Override
public String getName() {
return m_class.getName();
}
@Override
public Class getRealClass() {
return m_class;
}
@Override
public int getInstanceCount() {
return m_instanceCount;
}
@Override
public long[] getInstanceHashCodes() {
return m_instanceHashCodes;
}
@Override
public XmlTest getXmlTest() {
return m_xmlTest;
}
@Override
public XmlClass getXmlClass() {
return m_xmlClass;
}
private Object getDefaultInstance() {
if (m_defaultInstance == null) {
if (m_instance != null) {
m_defaultInstance = m_instance;
} else {
Object instance = getInstanceFromGuice();
if (instance != null) {
m_defaultInstance = instance;
} else {
m_defaultInstance =
ClassHelper.createInstance(m_class, m_classes, m_xmlTest,
m_annotationFinder, m_objectFactory);
}
}
}
return m_defaultInstance;
}
/**
* @return an instance from Guice if @Test(guiceModule) attribute was found, null otherwise
*/
@SuppressWarnings("unchecked")
private Object getInstanceFromGuice() {
Injector injector = m_testContext.getInjector(this);
if (injector == null) return null;
return injector.getInstance(m_class);
}
public Injector getParentInjector() {
ISuite suite = m_testContext.getSuite();
// Reuse the previous parent injector, if any
Injector injector = suite.getParentInjector();
if (injector == null) {
String stageString = suite.getGuiceStage();
Stage stage;
if (isStringNotEmpty(stageString)) {
stage = Stage.valueOf(stageString);
} else {
stage = Stage.DEVELOPMENT;
}
if (m_hasParentModule) {
Class<Module> parentModule = (Class<Module>) ClassHelper.forName(suite.getParentModule());
if (parentModule == null) {
throw new TestNGException("Cannot load parent Guice module class: " + parentModule);
}
Module module = newModule(parentModule);
injector = com.google.inject.Guice.createInjector(stage, module);
} else {
injector = com.google.inject.Guice.createInjector(stage);
}
suite.setParentInjector(injector);
}
return injector;
}
private Module newModule(Class<Module> module) {
try {
Constructor<Module> moduleConstructor = module.getDeclaredConstructor(ITestContext.class);
return ClassHelper.newInstance(moduleConstructor, m_testContext);
} catch (NoSuchMethodException e) {
return ClassHelper.newInstance(module);
}
}
@Override
public Object[] getInstances(boolean create) {
Object[] result = {};
if (m_xmlTest.isJUnit()) {
if (create) {
result = new Object[] { ClassHelper.createInstance(m_class, m_classes,
m_xmlTest, m_annotationFinder, m_objectFactory) };
}
} else {
result = new Object[] { getDefaultInstance() };
}
if (m_instances.size() > 0) {
result = m_instances.toArray(new Object[m_instances.size()]);
}
m_instanceCount = m_instances.size();
m_instanceHashCodes = new long[m_instanceCount];
for (int i = 0; i < m_instanceCount; i++) {
m_instanceHashCodes[i] = m_instances.get(i).hashCode();
}
return result;
}
@Override
public String toString() {
return Objects.toStringHelper(getClass())
.add("class", m_class.getName())
.toString();
}
@Override
public void addInstance(Object instance) {
m_instances.add(instance);
}
}
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