package lombok.eclipse.handlers;
import static lombok.core.handlers.HandlerUtil.*;
import static lombok.eclipse.handlers.EclipseHandlerUtil.*;
import java.util.Collections;
import lombok.AccessLevel;
import lombok.ConfigurationKeys;
import lombok.core.AnnotationValues;
import lombok.core.HandlerPriority;
import lombok.eclipse.EclipseAnnotationHandler;
import lombok.eclipse.EclipseNode;
import lombok.eclipse.handlers.HandleConstructor.SkipIfConstructorExists;
import lombok.experimental.NonFinal;
import lombok.Value;
import org.eclipse.jdt.internal.compiler.ast.Annotation;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.mangosdk.spi.ProviderFor;
@ProviderFor(EclipseAnnotationHandler.class)
@HandlerPriority(-512)
public class HandleValue extends EclipseAnnotationHandler<Value> {
private HandleFieldDefaults handleFieldDefaults = new HandleFieldDefaults();
private HandleGetter handleGetter = new HandleGetter();
private HandleEqualsAndHashCode handleEqualsAndHashCode = new HandleEqualsAndHashCode();
private HandleToString handleToString = new HandleToString();
private HandleConstructor handleConstructor = new HandleConstructor();
public void handle(AnnotationValues<Value> annotation, Annotation ast, EclipseNode annotationNode) {
handleFlagUsage(annotationNode, ConfigurationKeys.VALUE_FLAG_USAGE, "@Value");
Value ann = annotation.getInstance();
EclipseNode typeNode = annotationNode.up();
TypeDeclaration typeDecl = null;
if (typeNode.get() instanceof TypeDeclaration) typeDecl = (TypeDeclaration) typeNode.get();
int modifiers = typeDecl == null ? 0 : typeDecl.modifiers;
boolean notAClass = (modifiers &
(ClassFileConstants.AccInterface | ClassFileConstants.AccAnnotation | ClassFileConstants.AccEnum)) != 0;
if (typeDecl == null || notAClass) {
annotationNode.addError("@Value is only supported on a class.");
return;
}
if (!hasAnnotation(NonFinal.class, typeNode)) {
if ((typeDecl.modifiers & ClassFileConstants.AccFinal) == 0) {
typeDecl.modifiers |= ClassFileConstants.AccFinal;
typeNode.rebuild();
}
}
handleFieldDefaults.generateFieldDefaultsForType(typeNode, annotationNode, AccessLevel.PRIVATE, true, true);
handleGetter.generateGetterForType(typeNode, annotationNode, AccessLevel.PUBLIC, true, Collections.<Annotation>emptyList());
handleEqualsAndHashCode.generateEqualsAndHashCodeForType(typeNode, annotationNode);
handleToString.generateToStringForType(typeNode, annotationNode);
handleConstructor.generateAllArgsConstructor(typeNode, AccessLevel.PUBLIC, ann.staticConstructor(), SkipIfConstructorExists.YES,
Collections.<Annotation>emptyList(), annotationNode);
handleConstructor.generateExtraNoArgsConstructor(typeNode, annotationNode);
}
}