package github.priyatam.springrest;
import javax.servlet.RequestDispatcher;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotatedBeanDefinitionReader;
import org.springframework.context.annotation.AnnotationConfigUtils;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.FileSystemResourceLoader;
import org.springframework.core.io.ResourceLoader;
import org.springframework.mock.web.MockRequestDispatcher;
import org.springframework.mock.web.MockServletContext;
import org.springframework.test.context.MergedContextConfiguration;
import org.springframework.test.context.support.AbstractContextLoader;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.GenericWebApplicationContext;
/**
* This class is here temporarily until the TestContext framework provides support for WebApplicationContext yet:
*
* https://jira.springsource.org/browse/SPR-5243
*
* <p>
* After that this class will no longer be needed. It's provided here as an example and to serve as a temporary
* solution.
*
*/
public class WebContextLoader extends AbstractContextLoader {
protected final MockServletContext servletContext;
public WebContextLoader() {
ResourceLoader resourceLoader = new FileSystemResourceLoader();
this.servletContext = initServletContext("src/main/webapp", resourceLoader);
}
public WebContextLoader(String warRootDir, boolean isClasspathRelative) {
ResourceLoader resourceLoader = isClasspathRelative ? new DefaultResourceLoader()
: new FileSystemResourceLoader();
this.servletContext = initServletContext(warRootDir, resourceLoader);
}
private MockServletContext initServletContext(String warRootDir, ResourceLoader resourceLoader) {
return new MockServletContext(warRootDir, resourceLoader) {
// Required for DefaultServletHttpRequestHandler...
public RequestDispatcher getNamedDispatcher(String path) {
return (path.equals("default")) ? new MockRequestDispatcher(path) : super.getNamedDispatcher(path);
}
};
}
public ApplicationContext loadContext(MergedContextConfiguration mergedConfig) throws Exception {
GenericWebApplicationContext context = new GenericWebApplicationContext();
context.getEnvironment().setActiveProfiles(mergedConfig.getActiveProfiles());
prepareContext(context);
loadBeanDefinitions(context, mergedConfig);
return context;
}
public ApplicationContext loadContext(String... locations) throws Exception {
// should never be called
throw new UnsupportedOperationException();
}
protected void prepareContext(GenericWebApplicationContext context) {
this.servletContext.setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, context);
context.setServletContext(this.servletContext);
}
protected void loadBeanDefinitions(GenericWebApplicationContext context, String[] locations) {
new XmlBeanDefinitionReader(context).loadBeanDefinitions(locations);
AnnotationConfigUtils.registerAnnotationConfigProcessors(context);
context.refresh();
context.registerShutdownHook();
}
protected void loadBeanDefinitions(GenericWebApplicationContext context, MergedContextConfiguration mergedConfig) {
new AnnotatedBeanDefinitionReader(context).register(mergedConfig.getClasses());
loadBeanDefinitions(context, mergedConfig.getLocations());
}
@Override
protected String getResourceSuffix() {
return "-context.xml";
}
}