protected void printTree(String label, JCTree tree) {
if (tree == null) {
printNull(label);
} else {
indent();
String ext;
try {
ext = tree.getKind().name();
} catch (Throwable t) {
ext = "n/a";
}
out.print(label + ": " + info(tree.getClass(), tree.getTag(), ext));
if (showPositions) {
// We can always get start position, but to get end position
// and/or line+offset, we would need a JCCompilationUnit
out.print(" pos:" + tree.pos);
}
if (showTreeTypes && tree.type != null) out.print(" type:" + toString(tree.type));
Symbol sym;
if (showTreeSymbols && (sym = TreeInfo.symbolFor(tree)) != null)
out.print(" sym:" + toString(sym));
out.println();
indent(+1);
if (showSrc) {
indent();
out.println("src: " + Pretty.toSimpleString(tree, maxSrcLength));
}
tree.accept(treeVisitor);
indent(-1);
}
}
public void printScope(String label, Scope scope, Details details) {
if (scope == null) {
printNull(label);
} else {
switch (details) {
case SUMMARY:
{
indent();
out.print(label);
out.print(": [");
String sep = "";
for (Symbol sym : scope.getSymbols()) {
out.print(sep);
out.print(sym.name);
sep = ",";
}
out.println("]");
break;
}
case FULL:
{
indent();
out.println(label);
indent(+1);
printFullScopeImpl(scope);
indent(-1);
break;
}
}
}
}
public void printName(String label, Name name) {
if (name == null) {
printNull(label);
} else {
printString(label, name.toString());
}
}
public void printFileObject(String label, FileObject fo) {
if (fo == null) {
printNull(label);
} else {
printString(label, fo.getName());
}
}
protected void printAnnotations(String label, SymbolMetadata annotations, Details details) {
if (annotations == null) {
printNull(label);
} else {
// no SUMMARY format currently available to use
// use reflection to get at private fields
Object DECL_NOT_STARTED = getField(null, SymbolMetadata.class, "DECL_NOT_STARTED");
Object DECL_IN_PROGRESS = getField(null, SymbolMetadata.class, "DECL_IN_PROGRESS");
Object attributes = getField(annotations, SymbolMetadata.class, "attributes");
Object type_attributes = getField(annotations, SymbolMetadata.class, "type_attributes");
if (!showEmptyItems) {
if (attributes instanceof List
&& ((List) attributes).isEmpty()
&& attributes != DECL_NOT_STARTED
&& attributes != DECL_IN_PROGRESS
&& type_attributes instanceof List
&& ((List) type_attributes).isEmpty()) return;
}
printString(label, hashString(annotations));
indent(+1);
if (attributes == DECL_NOT_STARTED) printString("attributes", "DECL_NOT_STARTED");
else if (attributes == DECL_IN_PROGRESS) printString("attributes", "DECL_IN_PROGRESS");
else if (attributes instanceof List) printList("attributes", (List) attributes);
else printObject("attributes", attributes, Details.SUMMARY);
if (attributes instanceof List) printList("type_attributes", (List) type_attributes);
else printObject("type_attributes", type_attributes, Details.SUMMARY);
indent(-1);
}
}
public void printAttribute(String label, Attribute attr) {
if (attr == null) {
printNull(label);
} else {
printString(label, attr.getClass().getSimpleName());
indent(+1);
attr.accept(attrVisitor);
indent(-1);
}
}
public void printDocTree(String label, DocTree tree) {
if (tree == null) {
printNull(label);
} else {
indent();
out.print(label);
out.println(": " + tree.getClass().getSimpleName() + "," + tree.getKind());
indent(+1);
tree.accept(docTreeVisitor, null);
indent(-1);
}
}
public void printList(String label, List<?> list) {
if (list == null) {
printNull(label);
} else if (!list.isEmpty() || showEmptyItems) {
printString(label, "[" + list.size() + "]");
indent(+1);
int i = 0;
for (Object item : list) {
printObject(String.valueOf(i++), item, Details.FULL);
}
indent(-1);
}
}
protected void printSymbol(String label, Symbol sym, Details details) {
if (sym == null) {
printNull(label);
} else {
switch (details) {
case SUMMARY:
printString(label, toString(sym));
break;
case FULL:
indent();
out.print(label);
out.println(
": "
+ info(
sym.getClass(),
String.format("0x%x--%s", sym.kind.ordinal(), Kinds.kindName(sym)),
sym.getKind())
+ " "
+ sym.name
+ " "
+ hashString(sym));
indent(+1);
if (showSrc) {
JCTree tree = (JCTree) trees.getTree(sym);
if (tree != null) printSource("src", tree);
}
printString(
"flags", String.format("0x%x--%s", sym.flags_field, Flags.toString(sym.flags_field)));
printObject("completer", sym.completer, Details.SUMMARY); // what if too long?
printSymbol("owner", sym.owner, Details.SUMMARY);
printType("type", sym.type, Details.SUMMARY);
printType("erasure", sym.erasure_field, Details.SUMMARY);
sym.accept(symVisitor, null);
printAnnotations("annotations", sym.getMetadata(), Details.SUMMARY);
indent(-1);
}
}
}
protected void printType(String label, Type type, Details details) {
if (type == null) printNull(label);
else {
switch (details) {
case SUMMARY:
printString(label, toString(type));
break;
case FULL:
indent();
out.print(label);
out.println(
": " + info(type.getClass(), type.getTag(), type.getKind()) + " " + hashString(type));
indent(+1);
printSymbol("tsym", type.tsym, Details.SUMMARY);
printObject("constValue", type.constValue(), Details.SUMMARY);
printObject("annotations", type.getAnnotationMirrors(), Details.SUMMARY);
type.accept(typeVisitor, null);
indent(-1);
}
}
}
protected void printObject(String label, Object item, Details details) {
if (item == null) {
printNull(label);
} else if (item instanceof Attribute) {
printAttribute(label, (Attribute) item);
} else if (item instanceof Symbol) {
printSymbol(label, (Symbol) item, details);
} else if (item instanceof Type) {
printType(label, (Type) item, details);
} else if (item instanceof JCTree) {
printTree(label, (JCTree) item);
} else if (item instanceof DocTree) {
printDocTree(label, (DocTree) item);
} else if (item instanceof List) {
printList(label, (List) item);
} else if (item instanceof Name) {
printName(label, (Name) item);
} else if (item instanceof Scope) {
printScope(label, (Scope) item);
} else {
printString(label, String.valueOf(item));
}
}
