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1 package spoon.examples.factory.processing;
2
3 import java.util.ArrayList  ;
4 import java.util.List ;
5
6 import spoon.examples.factory.src.Factory;
7 import spoon.processing.AbstractProcessor;
8 import spoon.processing.Severity;
9 import spoon.reflect.code.CtNewClass;
10 import spoon.reflect.declaration.CtMethod;
11 import spoon.reflect.declaration.CtSimpleType;
12 import spoon.reflect.declaration.CtType;
13 import spoon.reflect.reference.CtTypeReference;
14
15 public class FactoryProcessor extends AbstractProcessor<CtNewClass<?>> {
16
17 public void process(CtNewClass<?> newClass) {
18 if (getFactoryType().isAssignableFrom(
20 newClass.getExecutable().getDeclaringType()))
21 return;
22 if (getFactoryType().isAssignableFrom(
24 ((CtSimpleType<?>) newClass.getParent(CtSimpleType.class))
25 .getReference()))
26 return;
27 for (CtTypeReference<?> t : getCreatedTypes()) {
29 if (t.isAssignableFrom(newClass.getType())) {
30 getFactory().getEnvironment().report(this, Severity.WARNING,
31 newClass, "wrong use of factory pattern");
32 }
33 }
34
35 }
36
37 CtTypeReference<?> factoryType = null;
38
39 protected CtTypeReference<?> getFactoryType() {
40 if (factoryType == null) {
41 factoryType = getFactory().Type().createReference(Factory.class);
42 }
43 return factoryType;
44 }
45
46 List <CtTypeReference<?>> createdTypes;
47
48 private List <CtTypeReference<?>> getCreatedTypes() {
49 if (createdTypes == null) {
50 createdTypes = new ArrayList <CtTypeReference<?>>();
51 for (CtMethod<?> m : ((CtType<?>) getFactoryType().getDeclaration())
52 .getMethods()) {
53 createdTypes.add(m.getType());
54 }
55 }
56 return createdTypes;
57 }
58
59 }
60 |
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