@Test
public void testPrintAMethodWithGeneric() throws Exception {
final Launcher launcher = new Launcher();
final Factory factory = launcher.getFactory();
factory.getEnvironment().setAutoImports(true);
final SpoonCompiler compiler = launcher.createCompiler();
compiler.addInputSource(new File("./src/test/java/spoon/test/prettyprinter/testclasses/"));
compiler.build();
final CtClass<?> aClass = (CtClass<?>) factory.Type().get(AClass.class);
final String expected =
"public List<? extends ArrayList> aMethodWithGeneric() {"
+ System.lineSeparator()
+ " return new ArrayList<>();"
+ System.lineSeparator()
+ "}";
assertEquals(expected, aClass.getMethodsByName("aMethodWithGeneric").get(0).toString());
final CtConstructorCall<?> constructorCall =
aClass.getElements(new TypeFilter<CtConstructorCall<?>>(CtConstructorCall.class)).get(0);
final CtTypeReference<?> ctTypeReference =
constructorCall.getType().getActualTypeArguments().get(0);
assertTrue(ctTypeReference instanceof CtImplicitTypeReference);
assertEquals("Object", ctTypeReference.getSimpleName());
}
/**
* Get the CtClass object linked to a Class object
*
* @param object
* @return
*/
public static CtClass<?> getClassElement(
String[] sourcefolder, String cp, final String classFullName) {
Factory factory = SpoonHelpers.obtainFactory();
SpoonCompiler compiler = new JDTBasedSpoonCompiler(factory);
for (String srcitem : sourcefolder) {
compiler.addInputSource(new File(srcitem));
}
// Updating classpath
if (cp != null) compiler.setSourceClasspath(cp);
// Build (in memory)
compiler.build();
List<CtClass<?>> elements =
Query.getElements(
factory,
new Filter<CtClass<?>>() {
@Override
public boolean matches(CtClass<?> arg0) {
return arg0.getQualifiedName().equals(classFullName);
}
});
if (elements.size() == 1) return elements.get(0);
else return null;
}
@Before
public void setUp() throws Exception {
final File testDirectory = new File("./src/test/java/spoon/test/interfaces/testclasses/");
final Launcher launcher = new Launcher();
this.factory = launcher.createFactory();
factory.getEnvironment().setComplianceLevel(8);
SpoonCompiler compiler = launcher.createCompiler(this.factory);
compiler.addInputSource(testDirectory);
compiler.build();
}