use of com.android.dx.util.Warning in project buck by facebook.
the class AttributeTranslator method getClassAnnotations.
/**
* Gets the annotations out of a given class, similar to {@link
* #getAnnotations}, also including annotations for translations
* of class-level attributes {@code EnclosingMethod} and
* {@code InnerClasses}, if present. Additionally, if the
* class is an annotation class, then this also includes a
* representation of all the {@code AnnotationDefault}
* values.
*
* @param cf {@code non-null;} the class in question
* @param args {@code non-null;} the high-level options
* @return {@code non-null;} the set of annotations, which may be empty
*/
public static Annotations getClassAnnotations(DirectClassFile cf, CfOptions args) {
CstType thisClass = cf.getThisClass();
AttributeList attribs = cf.getAttributes();
Annotations result = getAnnotations(attribs);
Annotation enclosingMethod = translateEnclosingMethod(attribs);
try {
Annotations innerClassAnnotations = translateInnerClasses(thisClass, attribs, enclosingMethod == null);
if (innerClassAnnotations != null) {
result = Annotations.combine(result, innerClassAnnotations);
}
} catch (Warning warn) {
args.warn.println("warning: " + warn.getMessage());
}
if (enclosingMethod != null) {
result = Annotations.combine(result, enclosingMethod);
}
if (AccessFlags.isAnnotation(cf.getAccessFlags())) {
Annotation annotationDefault = translateAnnotationDefaults(cf);
if (annotationDefault != null) {
result = Annotations.combine(result, annotationDefault);
}
}
return result;
}
use of com.android.dx.util.Warning in project buck by facebook.
the class AttributeTranslator method translateInnerClasses.
/**
* Gets the {@code InnerClasses} attribute out of a given
* {@link AttributeList}, if any, translating it to one or more of an
* {@code InnerClass}, {@code EnclosingClass}, or
* {@code MemberClasses} annotation.
*
* @param thisClass {@code non-null;} type representing the class being
* processed
* @param attribs {@code non-null;} the attributes list to search in
* @param needEnclosingClass whether to include an
* {@code EnclosingClass} annotation
* @return {@code null-ok;} the converted list of annotations, if there
* was an attribute to translate
*/
private static Annotations translateInnerClasses(CstType thisClass, AttributeList attribs, boolean needEnclosingClass) {
AttInnerClasses innerClasses = (AttInnerClasses) attribs.findFirst(AttInnerClasses.ATTRIBUTE_NAME);
if (innerClasses == null) {
return null;
}
/*
* Search the list for the element representing the current class
* as well as for any named member classes.
*/
InnerClassList list = innerClasses.getInnerClasses();
int size = list.size();
InnerClassList.Item foundThisClass = null;
ArrayList<Type> membersList = new ArrayList<Type>();
for (int i = 0; i < size; i++) {
InnerClassList.Item item = list.get(i);
CstType innerClass = item.getInnerClass();
if (innerClass.equals(thisClass)) {
foundThisClass = item;
} else if (thisClass.equals(item.getOuterClass())) {
membersList.add(innerClass.getClassType());
}
}
int membersSize = membersList.size();
if ((foundThisClass == null) && (membersSize == 0)) {
return null;
}
Annotations result = new Annotations();
if (foundThisClass != null) {
result.add(AnnotationUtils.makeInnerClass(foundThisClass.getInnerName(), foundThisClass.getAccessFlags()));
if (needEnclosingClass) {
CstType outer = foundThisClass.getOuterClass();
if (outer == null) {
throw new Warning("Ignoring InnerClasses attribute for an " + "anonymous inner class\n" + "(" + thisClass.toHuman() + ") that doesn't come with an\n" + "associated EnclosingMethod attribute. " + "This class was probably produced by a\n" + "compiler that did not target the modern " + ".class file format. The recommended\n" + "solution is to recompile the class from " + "source, using an up-to-date compiler\n" + "and without specifying any \"-target\" type " + "options. The consequence of ignoring\n" + "this warning is that reflective operations " + "on this class will incorrectly\n" + "indicate that it is *not* an inner class.");
}
result.add(AnnotationUtils.makeEnclosingClass(foundThisClass.getOuterClass()));
}
}
if (membersSize != 0) {
StdTypeList typeList = new StdTypeList(membersSize);
for (int i = 0; i < membersSize; i++) {
typeList.set(i, membersList.get(i));
}
typeList.setImmutable();
result.add(AnnotationUtils.makeMemberClasses(typeList));
}
result.setImmutable();
return result;
}
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