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6843077: JSR 308: Annotations on types

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Co-authored-by: Mahmood Ali <mali@csail.mit.edu>
Co-authored-by: Matt Papi <mpapi@csail.mit.edu>
Reviewed-by: jjg, mcimadamore, darcy
This commit is contained in:
Michael Ernst 2009-06-26 18:51:39 -07:00 • committed by Jonathan Gibbons
parent 2b12b62ad4
commit 5a1465b9de
45 changed files with 1856 additions and 98 deletions
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112
langtools/src/share/classes/com/sun/tools/classfile/ClassWriter.java
View file

@ -1,3 +1,4 @@
/*
* Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@ -477,6 +478,16 @@ public class ClassWriter {
return null;
}
public Void visitRuntimeVisibleTypeAnnotations(RuntimeVisibleTypeAnnotations_attribute attr, ClassOutputStream out) {
annotationWriter.write(attr.annotations, out);
return null;
}
public Void visitRuntimeInvisibleTypeAnnotations(RuntimeInvisibleTypeAnnotations_attribute attr, ClassOutputStream out) {
annotationWriter.write(attr.annotations, out);
return null;
}
public Void visitRuntimeVisibleParameterAnnotations(RuntimeVisibleParameterAnnotations_attribute attr, ClassOutputStream out) {
out.writeByte(attr.parameter_annotations.length);
for (Annotation[] annos: attr.parameter_annotations)
@ -636,6 +647,12 @@ public class ClassWriter {
write(anno, out);
}
public void write(ExtendedAnnotation[] annos, ClassOutputStream out) {
out.writeShort(annos.length);
for (ExtendedAnnotation anno: annos)
write(anno, out);
}
public void write(Annotation anno, ClassOutputStream out) {
out.writeShort(anno.type_index);
out.writeShort(anno.element_value_pairs.length);
@ -643,6 +660,11 @@ public class ClassWriter {
write(p, out);
}
public void write(ExtendedAnnotation anno, ClassOutputStream out) {
write(anno.annotation, out);
write(anno.position, out);
}
public void write(element_value_pair pair, ClassOutputStream out) {
out.writeShort(pair.element_name_index);
write(pair.value, out);
@ -680,5 +702,95 @@ public class ClassWriter {
write(v, out);
return null;
}
private void write(ExtendedAnnotation.Position p, ClassOutputStream out) {
out.writeByte(p.type.targetTypeValue());
switch (p.type) {
// type case
case TYPECAST:
case TYPECAST_GENERIC_OR_ARRAY:
// object creation
case INSTANCEOF:
case INSTANCEOF_GENERIC_OR_ARRAY:
// new expression
case NEW:
case NEW_GENERIC_OR_ARRAY:
case NEW_TYPE_ARGUMENT:
case NEW_TYPE_ARGUMENT_GENERIC_OR_ARRAY:
out.writeShort(p.offset);
break;
// local variable
case LOCAL_VARIABLE:
case LOCAL_VARIABLE_GENERIC_OR_ARRAY:
int table_length = p.lvarOffset.length;
out.writeShort(table_length);
for (int i = 0; i < table_length; ++i) {
out.writeShort(1); // for table length
out.writeShort(p.lvarOffset[i]);
out.writeShort(p.lvarLength[i]);
out.writeShort(p.lvarIndex[i]);
}
break;
// method receiver
case METHOD_RECEIVER:
// Do nothing
break;
// type parameters
case CLASS_TYPE_PARAMETER:
case METHOD_TYPE_PARAMETER:
out.writeByte(p.parameter_index);
break;
// type parameters bounds
case CLASS_TYPE_PARAMETER_BOUND:
case CLASS_TYPE_PARAMETER_BOUND_GENERIC_OR_ARRAY:
case METHOD_TYPE_PARAMETER_BOUND:
case METHOD_TYPE_PARAMETER_BOUND_GENERIC_OR_ARRAY:
out.writeByte(p.parameter_index);
out.writeByte(p.bound_index);
break;
// wildcards
case WILDCARD_BOUND:
case WILDCARD_BOUND_GENERIC_OR_ARRAY:
write(p.wildcard_position, out);
break;
// Class extends and implements clauses
case CLASS_EXTENDS:
case CLASS_EXTENDS_GENERIC_OR_ARRAY:
out.writeByte(p.type_index);
break;
// throws
case THROWS:
out.writeByte(p.type_index);
break;
case CLASS_LITERAL:
out.writeShort(p.offset);
break;
// method parameter: not specified
case METHOD_PARAMETER_GENERIC_OR_ARRAY:
out.writeByte(p.parameter_index);
break;
// method type argument: wasn't specified
case METHOD_TYPE_ARGUMENT:
case METHOD_TYPE_ARGUMENT_GENERIC_OR_ARRAY:
out.writeShort(p.offset);
out.writeByte(p.type_index);
break;
// We don't need to worry abut these
case METHOD_RETURN_GENERIC_OR_ARRAY:
case FIELD_GENERIC_OR_ARRAY:
break;
case UNKNOWN:
break;
default:
throw new AssertionError("unknown type: " + p);
}
// Append location data for generics/arrays.
if (p.type.hasLocation()) {
out.writeShort(p.location.size());
for (int i : p.location)
out.writeByte((byte)i);
}
}
}
}