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6396503: javac should not require assertions enabled

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Reviewed-by: mcimadamore
This commit is contained in:
Jonathan Gibbons 2011-01-10 15:08:31 -08:00
parent 43e78a8d44
commit e2ed68fb2f
35 changed files with 346 additions and 243 deletions
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8
langtools/src/share/classes/com/sun/tools/javac/Main.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2006, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -43,12 +43,6 @@ import java.lang.reflect.*;
*/
public class Main {
static {
ClassLoader loader = Main.class.getClassLoader();
if (loader != null)
loader.setPackageAssertionStatus("com.sun.tools.javac", true);
}
/** Unsupported command line interface.
* @param args The command line parameters.
*/

3
langtools/src/share/classes/com/sun/tools/javac/code/Attribute.java
View file

@ -240,8 +240,7 @@ public abstract class Attribute implements AnnotationValue {
public VarSymbol value;
public Enum(Type type, VarSymbol value) {
super(type);
assert value != null;
this.value = value;
this.value = Assert.checkNonNull(value);
}
public void accept(Visitor v) { v.visitEnum(this); }
public String toString() {

22
langtools/src/share/classes/com/sun/tools/javac/code/Scope.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -133,7 +133,7 @@ public class Scope {
*/
private Scope(Scope next, Symbol owner, Entry[] table, ScopeCounter scopeCounter) {
this.next = next;
assert emptyScope == null || owner != null;
Assert.check(emptyScope == null || owner != null);
this.owner = owner;
this.table = table;
this.hashMask = table.length - 1;
@ -191,16 +191,16 @@ public class Scope {
* with next.
*/
public Scope leave() {
assert shared == 0;
Assert.check(shared == 0);
if (table != next.table) return next;
while (elems != null) {
int hash = getIndex(elems.sym.name);
Entry e = table[hash];
assert e == elems : elems.sym;
Assert.check(e == elems, elems.sym);
table[hash] = elems.shadowed;
elems = elems.sibling;
}
assert next.shared > 0;
Assert.check(next.shared > 0);
next.shared--;
next.nelems = nelems;
// System.out.println("====> leaving scope " + this.hashCode() + " owned by " + this.owner + " to " + next.hashCode());
@ -211,12 +211,12 @@ public class Scope {
/** Double size of hash table.
*/
private void dble() {
assert shared == 0;
Assert.check(shared == 0);
Entry[] oldtable = table;
Entry[] newtable = new Entry[oldtable.length * 2];
for (Scope s = this; s != null; s = s.next) {
if (s.table == oldtable) {
assert s == this || s.shared != 0;
Assert.check(s == this || s.shared != 0);
s.table = newtable;
s.hashMask = newtable.length - 1;
}
@ -237,7 +237,7 @@ public class Scope {
/** Enter symbol sym in this scope.
*/
public void enter(Symbol sym) {
assert shared == 0;
Assert.check(shared == 0);
enter(sym, this);
}
@ -251,7 +251,7 @@ public class Scope {
* arguments are only used in import scopes.
*/
public void enter(Symbol sym, Scope s, Scope origin) {
assert shared == 0;
Assert.check(shared == 0);
if (nelems * 3 >= hashMask * 2)
dble();
int hash = getIndex(sym.name);
@ -274,7 +274,7 @@ public class Scope {
* attribute tells us that the class isn't a package member.
*/
public void remove(Symbol sym) {
assert shared == 0;
Assert.check(shared == 0);
Entry e = lookup(sym.name);
if (e.scope == null) return;
@ -314,7 +314,7 @@ public class Scope {
/** Enter symbol sym in this scope if not already there.
*/
public void enterIfAbsent(Symbol sym) {
assert shared == 0;
Assert.check(shared == 0);
Entry e = lookup(sym.name);
while (e.scope == this && e.sym.kind != sym.kind) e = e.next();
if (e.scope != this) enter(sym);

15
langtools/src/share/classes/com/sun/tools/javac/code/Symbol.java
View file

@ -81,8 +81,7 @@ public abstract class Symbol implements Element {
* method to make sure that the class symbol is loaded.
*/
public List<Attribute.Compound> getAnnotationMirrors() {
assert attributes_field != null;
return attributes_field;
return Assert.checkNonNull(attributes_field);
}
/** Fetch a particular annotation from a symbol. */
@ -596,7 +595,7 @@ public abstract class Symbol implements Element {
}
public <R, P> R accept(ElementVisitor<R, P> v, P p) {
assert type.tag == TYPEVAR; // else override will be invoked
Assert.check(type.tag == TYPEVAR); // else override will be invoked
return v.visitTypeParameter(this, p);
}
@ -670,8 +669,7 @@ public abstract class Symbol implements Element {
if (attributes_field.isEmpty())
attributes_field = package_info.attributes_field;
}
assert attributes_field != null;
return attributes_field;
return Assert.checkNonNull(attributes_field);
}
/** A package "exists" if a type or package that exists has
@ -768,8 +766,7 @@ public abstract class Symbol implements Element {
public List<Attribute.Compound> getAnnotationMirrors() {
if (completer != null) complete();
assert attributes_field != null;
return attributes_field;
return Assert.checkNonNull(attributes_field);
}
public Type erasure(Types types) {
@ -1020,7 +1017,7 @@ public abstract class Symbol implements Element {
}
public void setData(Object data) {
assert !(data instanceof Env<?>) : this;
Assert.check(!(data instanceof Env<?>), this);
this.data = data;
}
@ -1052,7 +1049,7 @@ public abstract class Symbol implements Element {
*/
public MethodSymbol(long flags, Name name, Type type, Symbol owner) {
super(MTH, flags, name, type, owner);
assert owner.type.tag != TYPEVAR : owner + "." + name;
if (owner.type.tag == TYPEVAR) Assert.error(owner + "." + name);
}
/** Clone this symbol with new owner.

18
langtools/src/share/classes/com/sun/tools/javac/code/Type.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -138,7 +138,7 @@ public class Type implements PrimitiveType {
*/
public Type constType(Object constValue) {
final Object value = constValue;
assert tag <= BOOLEAN;
Assert.check(tag <= BOOLEAN);
return new Type(tag, tsym) {
@Override
public Object constValue() {
@ -202,13 +202,13 @@ public class Type implements PrimitiveType {
* The constant value of this type, converted to String
*/
public String stringValue() {
assert constValue() != null;
Object cv = Assert.checkNonNull(constValue());
if (tag == BOOLEAN)
return ((Integer) constValue()).intValue() == 0 ? "false" : "true";
return ((Integer) cv).intValue() == 0 ? "false" : "true";
else if (tag == CHAR)
return String.valueOf((char) ((Integer) constValue()).intValue());
return String.valueOf((char) ((Integer) cv).intValue());
else
return constValue().toString();
return cv.toString();
}
/**
@ -428,9 +428,8 @@ public class Type implements PrimitiveType {
public WildcardType(Type type, BoundKind kind, TypeSymbol tsym) {
super(WILDCARD, tsym);
assert(type != null);
this.type = Assert.checkNonNull(type);
this.kind = kind;
this.type = type;
}
public WildcardType(WildcardType t, TypeVar bound) {
this(t.type, t.kind, t.tsym, bound);
@ -1021,9 +1020,8 @@ public class Type implements PrimitiveType {
Type lower,
WildcardType wildcard) {
super(name, owner, lower);
assert lower != null;
this.lower = Assert.checkNonNull(lower);
this.bound = upper;
this.lower = lower;
this.wildcard = wildcard;
}

25
langtools/src/share/classes/com/sun/tools/javac/code/Types.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -1061,8 +1061,9 @@ public class Types {
highSub = (lowSub == null) ? null : asSub(bHigh, aHigh.tsym);
}
if (highSub != null) {
assert a.tsym == highSub.tsym && a.tsym == lowSub.tsym
: a.tsym + " != " + highSub.tsym + " != " + lowSub.tsym;
if (!(a.tsym == highSub.tsym && a.tsym == lowSub.tsym)) {
Assert.error(a.tsym + " != " + highSub.tsym + " != " + lowSub.tsym);
}
if (!disjointTypes(aHigh.allparams(), highSub.allparams())
&& !disjointTypes(aHigh.allparams(), lowSub.allparams())
&& !disjointTypes(aLow.allparams(), highSub.allparams())
@ -1703,9 +1704,9 @@ public class Types {
bt.supertype_field = bounds.head;
bt.interfaces_field = bounds.tail;
}
assert bt.supertype_field.tsym.completer != null
|| !bt.supertype_field.isInterface()
: bt.supertype_field;
Assert.check(bt.supertype_field.tsym.completer != null
|| !bt.supertype_field.isInterface(),
bt.supertype_field);
return bt;
}
@ -1834,7 +1835,7 @@ public class Types {
// t.interfaces_field is null after
// completion, we can assume that t is not the
// type of a class/interface declaration.
assert t != t.tsym.type : t.toString();
Assert.check(t != t.tsym.type, t);
List<Type> actuals = t.allparams();
List<Type> formals = t.tsym.type.allparams();
if (t.hasErasedSupertypes()) {
@ -2646,7 +2647,7 @@ public class Types {
act2 = act2.tail;
typarams = typarams.tail;
}
assert(act1.isEmpty() && act2.isEmpty() && typarams.isEmpty());
Assert.check(act1.isEmpty() && act2.isEmpty() && typarams.isEmpty());
return new ClassType(class1.getEnclosingType(), merged.toList(), class1.tsym);
}
@ -2758,7 +2759,7 @@ public class Types {
// calculate lub(A, B)
while (ts.head.tag != CLASS && ts.head.tag != TYPEVAR)
ts = ts.tail;
assert !ts.isEmpty();
Assert.check(!ts.isEmpty());
List<Type> cl = closure(ts.head);
for (Type t : ts.tail) {
if (t.tag == CLASS || t.tag == TYPEVAR)
@ -3138,7 +3139,7 @@ public class Types {
boolean reverse = false;
Type target = to;
if ((to.tsym.flags() & INTERFACE) == 0) {
assert (from.tsym.flags() & INTERFACE) != 0;
Assert.check((from.tsym.flags() & INTERFACE) != 0);
reverse = true;
to = from;
from = target;
@ -3173,12 +3174,12 @@ public class Types {
boolean reverse = false;
Type target = to;
if ((to.tsym.flags() & INTERFACE) == 0) {
assert (from.tsym.flags() & INTERFACE) != 0;
Assert.check((from.tsym.flags() & INTERFACE) != 0);
reverse = true;
to = from;
from = target;
}
assert (from.tsym.flags() & FINAL) != 0;
Assert.check((from.tsym.flags() & FINAL) != 0);
Type t1 = asSuper(from, to.tsym);
if (t1 == null) return false;
Type t2 = to;

19
langtools/src/share/classes/com/sun/tools/javac/comp/Attr.java
View file

@ -563,7 +563,7 @@ public class Attr extends JCTree.Visitor {
if (bound != null && bound.tsym instanceof ClassSymbol) {
ClassSymbol c = (ClassSymbol)bound.tsym;
if ((c.flags_field & COMPOUND) != 0) {
assert (c.flags_field & UNATTRIBUTED) != 0 : c;
Assert.check((c.flags_field & UNATTRIBUTED) != 0, c);
attribClass(typaram.pos(), c);
}
}
@ -1434,7 +1434,7 @@ public class Attr extends JCTree.Visitor {
localEnv.info.varArgs = false;
Type mtype = attribExpr(tree.meth, localEnv, mpt);
if (localEnv.info.varArgs)
assert mtype.isErroneous() || tree.varargsElement != null;
Assert.check(mtype.isErroneous() || tree.varargsElement != null);
// Compute the result type.
Type restype = mtype.getReturnType();
@ -1667,7 +1667,7 @@ public class Attr extends JCTree.Visitor {
typeargtypes,
localEnv.info.varArgs);
if (localEnv.info.varArgs)
assert tree.constructorType.isErroneous() || tree.varargsElement != null;
Assert.check(tree.constructorType.isErroneous() || tree.varargsElement != null);
}
if (cdef != null) {
@ -1727,7 +1727,7 @@ public class Attr extends JCTree.Visitor {
Symbol sym = rs.resolveConstructor(
tree.pos(), localEnv, clazztype, argtypes,
typeargtypes, true, tree.varargsElement != null);
assert sym.kind < AMBIGUOUS || tree.constructor.type.isErroneous();
Assert.check(sym.kind < AMBIGUOUS || tree.constructor.type.isErroneous());
tree.constructor = sym;
if (tree.constructor.kind > ERRONEOUS) {
tree.constructorType = syms.errType;
@ -2961,7 +2961,7 @@ public class Attr extends JCTree.Visitor {
extending, implementing, List.<JCTree>nil());
ClassSymbol c = (ClassSymbol)a.getUpperBound().tsym;
assert (c.flags() & COMPOUND) != 0;
Assert.check((c.flags() & COMPOUND) != 0);
cd.sym = c;
c.sourcefile = env.toplevel.sourcefile;
@ -3093,7 +3093,7 @@ public class Attr extends JCTree.Visitor {
/** Finish the attribution of a class. */
private void attribClassBody(Env<AttrContext> env, ClassSymbol c) {
JCClassDecl tree = (JCClassDecl)env.tree;
assert c == tree.sym;
Assert.check(c == tree.sym);
// Validate annotations
chk.validateAnnotations(tree.mods.annotations, c);
@ -3134,12 +3134,9 @@ public class Attr extends JCTree.Visitor {
tree.type = c.type;
boolean assertsEnabled = false;
assert assertsEnabled = true;
if (assertsEnabled) {
for (List<JCTypeParameter> l = tree.typarams;
l.nonEmpty(); l = l.tail)
assert env.info.scope.lookup(l.head.name).scope != null;
l.nonEmpty(); l = l.tail) {
Assert.checkNonNull(env.info.scope.lookup(l.head.name).scope);
}
// Check that a generic class doesn't extend Throwable

2
langtools/src/share/classes/com/sun/tools/javac/comp/Check.java
View file

@ -2397,7 +2397,7 @@ public class Check {
*/
void checkNonCyclicElements(JCClassDecl tree) {
if ((tree.sym.flags_field & ANNOTATION) == 0) return;
assert (tree.sym.flags_field & LOCKED) == 0;
Assert.check((tree.sym.flags_field & LOCKED) == 0);
try {
tree.sym.flags_field |= LOCKED;
for (JCTree def : tree.defs) {

4
langtools/src/share/classes/com/sun/tools/javac/comp/Flow.java
View file

@ -708,7 +708,7 @@ public class Flow extends TreeScanner {
lint = lint.augment(tree.sym.attributes_field);
assert pendingExits.isEmpty();
Assert.check(pendingExits.isEmpty());
try {
boolean isInitialConstructor =
@ -746,7 +746,7 @@ public class Flow extends TreeScanner {
PendingExit exit = exits.head;
exits = exits.tail;
if (exit.thrown == null) {
assert exit.tree.getTag() == JCTree.RETURN;
Assert.check(exit.tree.getTag() == JCTree.RETURN);
if (isInitialConstructor) {
inits = exit.inits;
for (int i = firstadr; i < nextadr; i++)

43
langtools/src/share/classes/com/sun/tools/javac/comp/Lower.java
View file

@ -1057,7 +1057,7 @@ public class Lower extends TreeTranslator {
}
// Otherwise replace the variable by its proxy.
sym = proxies.lookup(proxyName(sym.name)).sym;
assert sym != null && (sym.flags_field & FINAL) != 0;
Assert.check(sym != null && (sym.flags_field & FINAL) != 0);
tree = make.at(tree.pos).Ident(sym);
}
JCExpression base = (tree.getTag() == JCTree.SELECT) ? ((JCFieldAccess) tree).selected : null;
@ -1208,7 +1208,7 @@ public class Lower extends TreeTranslator {
*/
void makeAccessible(Symbol sym) {
JCClassDecl cdef = classDef(sym.owner.enclClass());
assert cdef != null : "class def not found: " + sym + " in " + sym.owner;
if (cdef == null) Assert.error("class def not found: " + sym + " in " + sym.owner);
if (sym.name == names.init) {
cdef.defs = cdef.defs.prepend(
accessConstructorDef(cdef.pos, sym, accessConstrs.get(sym)));
@ -1458,7 +1458,7 @@ public class Lower extends TreeTranslator {
expr = make.Ident(var.sym).setType(resource.type);
stats.add(var);
} else {
assert resource instanceof JCExpression;
Assert.check(resource instanceof JCExpression);
VarSymbol syntheticTwrVar =
new VarSymbol(SYNTHETIC | FINAL,
makeSyntheticName(names.fromString("twrVar" +
@ -1552,7 +1552,7 @@ public class Lower extends TreeTranslator {
List<VarSymbol> ots = outerThisStack;
if (ots.isEmpty()) {
log.error(pos, "no.encl.instance.of.type.in.scope", c);
assert false;
Assert.error();
return makeNull();
}
VarSymbol ot = ots.head;
@ -1565,14 +1565,14 @@ public class Lower extends TreeTranslator {
log.error(pos,
"no.encl.instance.of.type.in.scope",
c);
assert false; // should have been caught in Attr
Assert.error(); // should have been caught in Attr
return tree;
}
ot = ots.head;
} while (ot.owner != otc);
if (otc.owner.kind != PCK && !otc.hasOuterInstance()) {
chk.earlyRefError(pos, c);
assert false; // should have been caught in Attr
Assert.error(); // should have been caught in Attr
return makeNull();
}
tree = access(make.at(pos).Select(tree, ot));
@ -1610,7 +1610,7 @@ public class Lower extends TreeTranslator {
List<VarSymbol> ots = outerThisStack;
if (ots.isEmpty()) {
log.error(pos, "no.encl.instance.of.type.in.scope", c);
assert false;
Assert.error();
return makeNull();
}
VarSymbol ot = ots.head;
@ -1623,7 +1623,7 @@ public class Lower extends TreeTranslator {
log.error(pos,
"no.encl.instance.of.type.in.scope",
c);
assert false;
Assert.error();
return tree;
}
ot = ots.head;
@ -1640,9 +1640,9 @@ public class Lower extends TreeTranslator {
JCStatement initField(int pos, Name name) {
Scope.Entry e = proxies.lookup(name);
Symbol rhs = e.sym;
assert rhs.owner.kind == MTH;
Assert.check(rhs.owner.kind == MTH);
Symbol lhs = e.next().sym;
assert rhs.owner.owner == lhs.owner;
Assert.check(rhs.owner.owner == lhs.owner);
make.at(pos);
return
make.Exec(
@ -1655,9 +1655,9 @@ public class Lower extends TreeTranslator {
*/
JCStatement initOuterThis(int pos) {
VarSymbol rhs = outerThisStack.head;
assert rhs.owner.kind == MTH;
Assert.check(rhs.owner.kind == MTH);
VarSymbol lhs = outerThisStack.tail.head;
assert rhs.owner.owner == lhs.owner;
Assert.check(rhs.owner.owner == lhs.owner);
make.at(pos);
return
make.Exec(
@ -1856,7 +1856,7 @@ public class Lower extends TreeTranslator {
// where
/** Create an attributed tree of the form left.name(). */
private JCMethodInvocation makeCall(JCExpression left, Name name, List<JCExpression> args) {
assert left.type != null;
Assert.checkNonNull(left.type);
Symbol funcsym = lookupMethod(make_pos, name, left.type,
TreeInfo.types(args));
return make.App(make.Select(left, funcsym), args);
@ -2399,7 +2399,7 @@ public class Lower extends TreeTranslator {
names.valueOf,
tree.sym.type,
List.of(syms.stringType));
assert (valueOfSym.flags() & STATIC) != 0;
Assert.check((valueOfSym.flags() & STATIC) != 0);
VarSymbol nameArgSym = valueOfSym.params.head;
JCIdent nameVal = make.Ident(nameArgSym);
JCStatement enum_ValueOf =
@ -3416,7 +3416,7 @@ public class Lower extends TreeTranslator {
if (expression != null) { // expression for a "default" case is null
String labelExpr = (String) expression.type.constValue();
Integer mapping = caseLabelToPosition.put(labelExpr, casePosition);
assert mapping == null;
Assert.checkNull(mapping);
int hashCode = labelExpr.hashCode();
Set<String> stringSet = hashToString.get(hashCode);
@ -3426,7 +3426,7 @@ public class Lower extends TreeTranslator {
hashToString.put(hashCode, stringSet);
} else {
boolean added = stringSet.add(labelExpr);
assert added;
Assert.check(added);
}
}
casePosition++;
@ -3478,7 +3478,7 @@ public class Lower extends TreeTranslator {
for(Map.Entry<Integer, Set<String>> entry : hashToString.entrySet()) {
int hashCode = entry.getKey();
Set<String> stringsWithHashCode = entry.getValue();
assert stringsWithHashCode.size() >= 1;
Assert.check(stringsWithHashCode.size() >= 1);
JCStatement elsepart = null;
for(String caseLabel : stringsWithHashCode ) {
@ -3692,8 +3692,7 @@ public class Lower extends TreeTranslator {
cdef.type,
List.<Type>nil());
assert(ordinalSym != null);
assert(ordinalSym instanceof MethodSymbol);
Assert.check(ordinalSym instanceof MethodSymbol);
JCStatement ret = make.Return(make.Ident(ordinalSymbol));
cdef.defs = cdef.defs.append(make.MethodDef((MethodSymbol)ordinalSym,
@ -3709,8 +3708,7 @@ public class Lower extends TreeTranslator {
cdef.type,
List.<Type>nil());
assert(nameSym != null);
assert(nameSym instanceof MethodSymbol);
Assert.check(nameSym instanceof MethodSymbol);
JCStatement ret = make.Return(make.Ident(nameSymbol));
@ -3761,8 +3759,7 @@ public class Lower extends TreeTranslator {
cdef.type,
List.of(cdef.sym.type));
assert(compareToSym != null);
assert(compareToSym instanceof MethodSymbol);
Assert.check(compareToSym instanceof MethodSymbol);
JCMethodDecl compareToDecl = (JCMethodDecl) TreeInfo.declarationFor(compareToSym, cdef);

9
langtools/src/share/classes/com/sun/tools/javac/comp/MemberEnter.java
View file

@ -581,8 +581,7 @@ public class MemberEnter extends JCTree.Visitor implements Completer {
JCVariableDecl lastParam = null;
for (List<JCVariableDecl> l = tree.params; l.nonEmpty(); l = l.tail) {
JCVariableDecl param = lastParam = l.head;
assert param.sym != null;
params.append(param.sym);
params.append(Assert.checkNonNull(param.sym));
}
m.params = params.toList();
@ -699,7 +698,7 @@ public class MemberEnter extends JCTree.Visitor implements Completer {
*********************************************************************/
Type attribImportType(JCTree tree, Env<AttrContext> env) {
assert completionEnabled;
Assert.check(completionEnabled);
try {
// To prevent deep recursion, suppress completion of some
// types.
@ -725,7 +724,7 @@ public class MemberEnter extends JCTree.Visitor implements Completer {
return "annotate " + annotations + " onto " + s + " in " + s.owner;
}
public void enterAnnotation() {
assert s.kind == PCK || s.attributes_field == null;
Assert.check(s.kind == PCK || s.attributes_field == null);
JavaFileObject prev = log.useSource(localEnv.toplevel.sourcefile);
try {
if (s.attributes_field != null &&
@ -836,7 +835,7 @@ public class MemberEnter extends JCTree.Visitor implements Completer {
// Suppress some (recursive) MemberEnter invocations
if (!completionEnabled) {
// Re-install same completer for next time around and return.
assert (sym.flags() & Flags.COMPOUND) == 0;
Assert.check((sym.flags() & Flags.COMPOUND) == 0);
sym.completer = this;
return;
}

4
langtools/src/share/classes/com/sun/tools/javac/comp/Resolve.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -679,7 +679,7 @@ public class Resolve {
boolean operator) {
if (sym.kind == ERR) return bestSoFar;
if (!sym.isInheritedIn(site.tsym, types)) return bestSoFar;
assert sym.kind < AMBIGUOUS;
Assert.check(sym.kind < AMBIGUOUS);
try {
rawInstantiate(env, site, sym, argtypes, typeargtypes,
allowBoxing, useVarargs, Warner.noWarnings);

4
langtools/src/share/classes/com/sun/tools/javac/comp/TransTypes.java
View file

@ -180,7 +180,7 @@ public class TransTypes extends TreeTranslator {
parameters = parameters.tail;
}
Type parameter = parameters.head;
assert varargsElement != null || args.length() == 1;
Assert.check(varargsElement != null || args.length() == 1);
if (varargsElement != null) {
while (args.nonEmpty()) {
args.head = translate(args.head, varargsElement);
@ -594,7 +594,7 @@ public class TransTypes extends TreeTranslator {
if (tree.varargsElement != null)
tree.varargsElement = types.erasure(tree.varargsElement);
else
assert tree.args.length() == argtypes.length();
Assert.check(tree.args.length() == argtypes.length());
tree.args = translateArgs(tree.args, argtypes, tree.varargsElement);
// Insert casts of method invocation results as needed.

5
langtools/src/share/classes/com/sun/tools/javac/file/ZipFileIndexArchive.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2005, 2009, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -42,6 +42,7 @@ import java.nio.charset.CharsetDecoder;
import com.sun.tools.javac.file.JavacFileManager.Archive;
import com.sun.tools.javac.file.RelativePath.RelativeDirectory;
import com.sun.tools.javac.file.RelativePath.RelativeFile;
import com.sun.tools.javac.util.Assert;
import com.sun.tools.javac.util.List;
/**
@ -146,7 +147,7 @@ public class ZipFileIndexArchive implements Archive {
@Override
public InputStream openInputStream() throws IOException {
if (inputStream == null) {
assert entry != null; // see constructor
Assert.checkNonNull(entry); // see constructor
inputStream = new ByteArrayInputStream(zfIndex.read(entry));
}
return inputStream;

6
langtools/src/share/classes/com/sun/tools/javac/jvm/CRTable.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2001, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -101,7 +101,7 @@ implements CRTFlags {
continue;
SourceRange pos = positions.get(entry.tree);
assert pos != null : "CRT: tree source positions are undefined";
Assert.checkNonNull(pos, "CRT: tree source positions are undefined");
if ((pos.startPos == Position.NOPOS) || (pos.endPos == Position.NOPOS))
continue;
@ -517,7 +517,7 @@ implements CRTFlags {
}
public void visitTree(JCTree tree) {
assert false;
Assert.error();
}
/** The start position of given tree.

22
langtools/src/share/classes/com/sun/tools/javac/jvm/ClassReader.java
View file

@ -242,9 +242,9 @@ public class ClassReader implements Completer {
if (classes != null) return;
if (definitive) {
assert packages == null || packages == syms.packages;
Assert.check(packages == null || packages == syms.packages);
packages = syms.packages;
assert classes == null || classes == syms.classes;
Assert.check(classes == null || classes == syms.classes);
classes = syms.classes;
} else {
packages = new HashMap<Name, PackageSymbol>();
@ -530,7 +530,7 @@ public class ClassReader implements Completer {
int index = poolIdx[i];
int len = getChar(index + 1);
int start = index + 3;
assert buf[start] == '[' || buf[start + len - 1] != ';';
Assert.check(buf[start] == '[' || buf[start + len - 1] != ';');
// by the above assertion, the following test can be
// simplified to (buf[start] == '[')
return (buf[start] == '[' || buf[start + len - 1] == ';')
@ -1041,7 +1041,7 @@ public class ClassReader implements Completer {
readingClassAttr = true;
try {
ClassType ct1 = (ClassType)c.type;
assert c == currentOwner;
Assert.check(c == currentOwner);
ct1.typarams_field = readTypeParams(nextChar());
ct1.supertype_field = sigToType();
ListBuffer<Type> is = new ListBuffer<Type>();
@ -1908,9 +1908,9 @@ public class ClassReader implements Completer {
if (ct.interfaces_field == null)
ct.interfaces_field = is.reverse();
if (fieldCount != nextChar()) assert false;
Assert.check(fieldCount == nextChar());
for (int i = 0; i < fieldCount; i++) enterMember(c, readField());
if (methodCount != nextChar()) assert false;
Assert.check(methodCount == nextChar());
for (int i = 0; i < methodCount; i++) enterMember(c, readMethod());
typevars = typevars.leave();
@ -2019,7 +2019,7 @@ public class ClassReader implements Completer {
public ClassSymbol defineClass(Name name, Symbol owner) {
ClassSymbol c = new ClassSymbol(0, name, owner);
if (owner.kind == PCK)
assert classes.get(c.flatname) == null : c;
Assert.checkNull(classes.get(c.flatname), c);
c.completer = this;
return c;
}
@ -2159,9 +2159,9 @@ public class ClassReader implements Completer {
if (classfile != null) {
JavaFileObject previousClassFile = currentClassFile;
try {
assert !filling :
"Filling " + classfile.toUri() +
" during " + previousClassFile;
if (filling) {
Assert.error("Filling " + classfile.toUri() + " during " + previousClassFile);
}
currentClassFile = classfile;
if (verbose) {
printVerbose("loading", currentClassFile.toString());
@ -2307,7 +2307,7 @@ public class ClassReader implements Completer {
public PackageSymbol enterPackage(Name fullname) {
PackageSymbol p = packages.get(fullname);
if (p == null) {
assert !fullname.isEmpty() : "rootPackage missing!";
Assert.check(!fullname.isEmpty(), "rootPackage missing!");
p = new PackageSymbol(
Convert.shortName(fullname),
enterPackage(Convert.packagePart(fullname)));

35
langtools/src/share/classes/com/sun/tools/javac/jvm/ClassWriter.java
View file

@ -219,11 +219,14 @@ public class ClassWriter extends ClassFile {
/** Return flags as a string, separated by " ".
*/
public static String flagNames(long flags) {
StringBuffer sbuf = new StringBuffer();
StringBuilder sbuf = new StringBuilder();
int i = 0;
long f = flags & StandardFlags;
while (f != 0) {
if ((f & 1) != 0) sbuf.append(" " + flagName[i]);
if ((f & 1) != 0) {
sbuf.append(" ");
sbuf.append(flagName[i]);
}
f = f >> 1;
i++;
}
@ -376,7 +379,7 @@ public class ClassWriter extends ClassFile {
? types.erasure(outer)
: outer);
sigbuf.appendByte('.');
assert c.flatname.startsWith(c.owner.enclClass().flatname);
Assert.check(c.flatname.startsWith(c.owner.enclClass().flatname));
sigbuf.appendName(rawOuter
? c.flatname.subName(c.owner.enclClass().flatname.getByteLength()+1,c.flatname.getByteLength())
: c.name);
@ -416,7 +419,7 @@ public class ClassWriter extends ClassFile {
/** Return signature of given type
*/
Name typeSig(Type type) {
assert sigbuf.length == 0;
Assert.check(sigbuf.length == 0);
//- System.out.println(" ? " + type);
assembleSig(type);
Name n = sigbuf.toName(names);
@ -466,7 +469,7 @@ public class ClassWriter extends ClassFile {
int i = 1;
while (i < pool.pp) {
Object value = pool.pool[i];
assert value != null;
Assert.checkNonNull(value);
if (value instanceof Pool.Method)
value = ((Pool.Method)value).m;
else if (value instanceof Pool.Variable)
@ -529,7 +532,7 @@ public class ClassWriter extends ClassFile {
poolbuf.appendByte(CONSTANT_Class);
poolbuf.appendChar(pool.put(xClassName(type)));
} else {
assert false : "writePool " + value;
Assert.error("writePool " + value);
}
i++;
}
@ -798,7 +801,7 @@ public class ClassWriter extends ClassFile {
databuf.appendByte('Z');
break;
case CLASS:
assert value instanceof String;
Assert.check(value instanceof String);
databuf.appendByte('s');
value = names.fromString(value.toString()); // CONSTANT_Utf8
break;
@ -1015,11 +1018,11 @@ public class ClassWriter extends ClassFile {
Code.LocalVar var = code.varBuffer[i];
// write variable info
assert var.start_pc >= 0;
assert var.start_pc <= code.cp;
Assert.check(var.start_pc >= 0
&& var.start_pc <= code.cp);
databuf.appendChar(var.start_pc);
assert var.length >= 0;
assert (var.start_pc + var.length) <= code.cp;
Assert.check(var.length >= 0
&& (var.start_pc + var.length) <= code.cp);
databuf.appendChar(var.length);
VarSymbol sym = var.sym;
databuf.appendChar(pool.put(sym.name));
@ -1051,7 +1054,7 @@ public class ClassWriter extends ClassFile {
databuf.appendChar(pool.put(typeSig(sym.type)));
databuf.appendChar(var.reg);
}
assert count == nGenericVars;
Assert.check(count == nGenericVars);
endAttr(alenIdx);
acount++;
}
@ -1122,7 +1125,7 @@ public class ClassWriter extends ClassFile {
}
break;
case JSR202: {
assert code.stackMapBuffer == null;
Assert.checkNull(code.stackMapBuffer);
for (int i=0; i<nframes; i++) {
if (debugstackmap) System.out.print(" " + i + ":");
StackMapTableFrame frame = code.stackMapTableBuffer[i];
@ -1462,7 +1465,7 @@ public class ClassWriter extends ClassFile {
*/
public void writeClassFile(OutputStream out, ClassSymbol c)
throws IOException, PoolOverflow, StringOverflow {
assert (c.flags() & COMPOUND) == 0;
Assert.check((c.flags() & COMPOUND) == 0);
databuf.reset();
poolbuf.reset();
sigbuf.reset();
@ -1499,7 +1502,7 @@ public class ClassWriter extends ClassFile {
case MTH: if ((e.sym.flags() & HYPOTHETICAL) == 0) methodsCount++;
break;
case TYP: enterInner((ClassSymbol)e.sym); break;
default : assert false;
default : Assert.error();
}
}
databuf.appendChar(fieldsCount);
@ -1515,7 +1518,7 @@ public class ClassWriter extends ClassFile {
for (List<Type> l = interfaces; !sigReq && l.nonEmpty(); l = l.tail)
sigReq = l.head.allparams().length() != 0;
if (sigReq) {
assert source.allowGenerics();
Assert.check(source.allowGenerics());
int alenIdx = writeAttr(names.Signature);
if (typarams.length() != 0) assembleParamsSig(typarams);
assembleSig(supertype);

52
langtools/src/share/classes/com/sun/tools/javac/jvm/Code.java
View file

@ -372,7 +372,7 @@ public class Code {
}
void postop() {
assert alive || state.stacksize == 0;
Assert.check(alive || state.stacksize == 0);
}
/** Emit a multinewarray instruction.
@ -583,7 +583,7 @@ public class Code {
case areturn:
case ireturn:
case freturn:
assert state.nlocks == 0;
Assert.check(state.nlocks == 0);
state.pop(1);
markDead();
break;
@ -604,7 +604,7 @@ public class Code {
break;
case lreturn:
case dreturn:
assert state.nlocks == 0;
Assert.check(state.nlocks == 0);
state.pop(2);
markDead();
break;
@ -612,7 +612,7 @@ public class Code {
state.push(state.stack[state.stacksize-1]);
break;
case return_:
assert state.nlocks == 0;
Assert.check(state.nlocks == 0);
markDead();
break;
case arraylength:
@ -1147,7 +1147,7 @@ public class Code {
int pc = curPc();
alive = true;
this.state = state.dup();
assert state.stacksize <= max_stack;
Assert.check(state.stacksize <= max_stack);
if (debugCode) System.err.println("entry point " + state);
pendingStackMap = needStackMap;
return pc;
@ -1160,7 +1160,7 @@ public class Code {
int pc = curPc();
alive = true;
this.state = state.dup();
assert state.stacksize <= max_stack;
Assert.check(state.stacksize <= max_stack);
this.state.push(pushed);
if (debugCode) System.err.println("entry point " + state);
pendingStackMap = needStackMap;
@ -1289,7 +1289,7 @@ public class Code {
}
frame.locals = new Type[localCount];
for (int i=0, j=0; i<localsSize; i++, j++) {
assert(j < localCount);
Assert.check(j < localCount);
frame.locals[j] = locals[i];
if (width(locals[i]) > 1) i++;
}
@ -1435,8 +1435,8 @@ public class Code {
boolean changed = false;
State newState = state;
for (; chain != null; chain = chain.next) {
assert state != chain.state;
assert target > chain.pc || state.stacksize == 0;
Assert.check(state != chain.state
&& (target > chain.pc || state.stacksize == 0));
if (target >= cp) {
target = cp;
} else if (get1(target) == goto_) {
@ -1464,9 +1464,9 @@ public class Code {
fatcode = true;
else
put2(chain.pc + 1, target - chain.pc);
assert !alive ||
Assert.check(!alive ||
chain.state.stacksize == newState.stacksize &&
chain.state.nlocks == newState.nlocks;
chain.state.nlocks == newState.nlocks);
}
fixedPc = true;
if (cp == target) {
@ -1481,7 +1481,7 @@ public class Code {
}
}
}
assert !changed || state != newState;
Assert.check(!changed || state != newState);
if (state != newState) {
setDefined(newState.defined);
state = newState;
@ -1492,11 +1492,11 @@ public class Code {
/** Resolve chain to point to current code pointer.
*/
public void resolve(Chain chain) {
assert
Assert.check(
!alive ||
chain==null ||
state.stacksize == chain.state.stacksize &&
state.nlocks == chain.state.nlocks;
state.nlocks == chain.state.nlocks);
pendingJumps = mergeChains(chain, pendingJumps);
}
@ -1514,9 +1514,9 @@ public class Code {
// recursive merge sort
if (chain2 == null) return chain1;
if (chain1 == null) return chain2;
assert
Assert.check(
chain1.state.stacksize == chain2.state.stacksize &&
chain1.state.nlocks == chain2.state.nlocks;
chain1.state.nlocks == chain2.state.nlocks);
if (chain1.pc < chain2.pc)
return new Chain(
chain2.pc,
@ -1631,7 +1631,7 @@ public class Code {
void unlock(int register) {
nlocks--;
assert locks[nlocks] == register;
Assert.check(locks[nlocks] == register);
locks[nlocks] = -1;
}
@ -1673,7 +1673,7 @@ public class Code {
stacksize--;
Type result = stack[stacksize];
stack[stacksize] = null;
assert result != null && width(result) == 1;
Assert.check(result != null && width(result) == 1);
return result;
}
@ -1686,8 +1686,8 @@ public class Code {
stacksize -= 2;
Type result = stack[stacksize];
stack[stacksize] = null;
assert stack[stacksize+1] == null;
assert result != null && width(result) == 2;
Assert.check(stack[stacksize+1] == null
&& result != null && width(result) == 2);
return result;
}
@ -1712,8 +1712,8 @@ public class Code {
case ARRAY:
int width = width(t);
Type old = stack[stacksize-width];
assert types.isSubtype(types.erasure(old),
types.erasure(t));
Assert.check(types.isSubtype(types.erasure(old),
types.erasure(t)));
stack[stacksize-width] = t;
break;
default:
@ -1739,8 +1739,8 @@ public class Code {
State join(State other) {
defined = defined.andSet(other.defined);
assert stacksize == other.stacksize;
assert nlocks == other.nlocks;
Assert.check(stacksize == other.stacksize
&& nlocks == other.nlocks);
for (int i=0; i<stacksize; ) {
Type t = stack[i];
Type tother = other.stack[i];
@ -1751,7 +1751,7 @@ public class Code {
error();
int w = width(result);
stack[i] = result;
if (w == 2) assert stack[i+1] == null;
if (w == 2) Assert.checkNull(stack[i+1]);
i += w;
}
return this;
@ -1847,7 +1847,7 @@ public class Code {
System.arraycopy(lvar, 0, new_lvar, 0, lvar.length);
lvar = new_lvar;
}
assert lvar[adr] == null;
Assert.checkNull(lvar[adr]);
if (pendingJumps != null) resolvePending();
lvar[adr] = new LocalVar(v);
state.defined.excl(adr);

26
langtools/src/share/classes/com/sun/tools/javac/jvm/Gen.java
View file

@ -500,7 +500,7 @@ public class Gen extends JCTree.Visitor {
}
break;
default:
assert false;
Assert.error();
}
}
// Insert any instance initializers into all constructors.
@ -857,7 +857,7 @@ public class Gen extends JCTree.Visitor {
pts = pts.tail;
}
// require lists be of same length
assert pts.isEmpty();
Assert.check(pts.isEmpty());
}
/* ************************************************************************
@ -1111,7 +1111,7 @@ public class Gen extends JCTree.Visitor {
public void visitSwitch(JCSwitch tree) {
int limit = code.nextreg;
assert tree.selector.type.tag != CLASS;
Assert.check(tree.selector.type.tag != CLASS);
int startpcCrt = genCrt ? code.curPc() : 0;
Item sel = genExpr(tree.selector, syms.intType);
List<JCCase> cases = tree.cases;
@ -1148,7 +1148,7 @@ public class Gen extends JCTree.Visitor {
if (hi < val) hi = val;
nlabels++;
} else {
assert defaultIndex == -1;
Assert.check(defaultIndex == -1);
defaultIndex = i;
}
l = l.tail;
@ -1290,7 +1290,7 @@ public class Gen extends JCTree.Visitor {
syncEnv.info.finalize = new GenFinalizer() {
void gen() {
genLast();
assert syncEnv.info.gaps.length() % 2 == 0;
Assert.check(syncEnv.info.gaps.length() % 2 == 0);
syncEnv.info.gaps.append(code.curPc());
}
void genLast() {
@ -1329,10 +1329,10 @@ public class Gen extends JCTree.Visitor {
tryEnv.info.cont,
jsrState);
}
assert tryEnv.info.gaps.length() % 2 == 0;
Assert.check(tryEnv.info.gaps.length() % 2 == 0);
tryEnv.info.gaps.append(code.curPc());
} else {
assert tryEnv.info.gaps.length() % 2 == 0;
Assert.check(tryEnv.info.gaps.length() % 2 == 0);
tryEnv.info.gaps.append(code.curPc());
genLast();
}
@ -1640,14 +1640,14 @@ public class Gen extends JCTree.Visitor {
public void visitBreak(JCBreak tree) {
Env<GenContext> targetEnv = unwind(tree.target, env);
assert code.state.stacksize == 0;
Assert.check(code.state.stacksize == 0);
targetEnv.info.addExit(code.branch(goto_));
endFinalizerGaps(env, targetEnv);
}
public void visitContinue(JCContinue tree) {
Env<GenContext> targetEnv = unwind(tree.target, env);
assert code.state.stacksize == 0;
Assert.check(code.state.stacksize == 0);
targetEnv.info.addCont(code.branch(goto_));
endFinalizerGaps(env, targetEnv);
}
@ -1720,7 +1720,7 @@ public class Gen extends JCTree.Visitor {
public void visitNewClass(JCNewClass tree) {
// Enclosing instances or anonymous classes should have been eliminated
// by now.
assert tree.encl == null && tree.def == null;
Assert.check(tree.encl == null && tree.def == null);
code.emitop2(new_, makeRef(tree.pos(), tree.type));
code.emitop0(dup);
@ -1902,7 +1902,7 @@ public class Gen extends JCTree.Visitor {
genNullCheck(tree.pos());
break;
default:
assert false;
Assert.error();
}
}
}
@ -1977,7 +1977,7 @@ public class Gen extends JCTree.Visitor {
items.makeMemberItem(getStringBufferAppend(tree, t), false).invoke();
}
Symbol getStringBufferAppend(JCTree tree, Type t) {
assert t.constValue() == null;
Assert.checkNull(t.constValue());
Symbol method = stringBufferAppend.get(t);
if (method == null) {
method = rs.resolveInternalMethod(tree.pos(),
@ -2120,7 +2120,7 @@ public class Gen extends JCTree.Visitor {
Symbol sym = tree.sym;
if (tree.name == names._class) {
assert target.hasClassLiterals();
Assert.check(target.hasClassLiterals());
code.emitop2(ldc2, makeRef(tree.pos(), tree.selected.type));
result = items.makeStackItem(pt);
return;

18
langtools/src/share/classes/com/sun/tools/javac/jvm/Items.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -26,11 +26,11 @@
package com.sun.tools.javac.jvm;
import com.sun.tools.javac.code.*;
import com.sun.tools.javac.code.Symbol.*;
import com.sun.tools.javac.code.Type.*;
import com.sun.tools.javac.jvm.Code.*;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.util.Assert;
import static com.sun.tools.javac.jvm.ByteCodes.*;
@ -387,7 +387,7 @@ public class Items {
LocalItem(Type type, int reg) {
super(Code.typecode(type));
assert reg >= 0;
Assert.check(reg >= 0);
this.type = type;
this.reg = reg;
}
@ -469,16 +469,16 @@ public class Items {
class DynamicItem extends StaticItem {
DynamicItem(Symbol member) {
super(member);
assert member.owner == syms.invokeDynamicType.tsym;
Assert.check(member.owner == syms.invokeDynamicType.tsym);
}
Item load() {
assert false;
Assert.error();
return null;
}
void store() {
assert false;
Assert.error();
}
Item invoke() {
@ -620,7 +620,7 @@ public class Items {
ldc();
break;
default:
assert false;
Assert.error();
}
return stackItem[typecode];
}
@ -716,7 +716,7 @@ public class Items {
}
void stash(int toscode) {
assert false;
Assert.error();
}
int width() {
@ -784,7 +784,7 @@ public class Items {
}
void stash(int toscode) {
assert false;
Assert.error();
}
CondItem mkCond() {

12
langtools/src/share/classes/com/sun/tools/javac/main/JavaCompiler.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -848,7 +848,7 @@ public class JavaCompiler implements ClassReader.SourceCompleter {
break;
default:
assert false: "unknown compile policy";
Assert.error("unknown compile policy");
}
} catch (Abort ex) {
if (devVerbose)
@ -1066,7 +1066,7 @@ public class JavaCompiler implements ClassReader.SourceCompleter {
classSymbols = classSymbols.prepend((ClassSymbol)sym);
continue;
}
assert sym.kind == Kinds.PCK;
Assert.check(sym.kind == Kinds.PCK);
log.warning("proc.package.does.not.exist", nameStr);
pckSymbols = pckSymbols.prepend((PackageSymbol)sym);
} catch (CompletionFailure e) {
@ -1086,8 +1086,8 @@ public class JavaCompiler implements ClassReader.SourceCompleter {
if (c != this)
annotationProcessingOccurred = c.annotationProcessingOccurred = true;
// doProcessing will have handled deferred diagnostics
assert c.log.deferDiagnostics == false;
assert c.log.deferredDiagnostics.size() == 0;
Assert.check(c.log.deferDiagnostics == false
&& c.log.deferredDiagnostics.size() == 0);
return c;
} finally {
procEnvImpl.close();
@ -1324,7 +1324,7 @@ public class JavaCompiler implements ClassReader.SourceCompleter {
return;
List<JCTree> pdef = lower.translateTopLevelClass(env, env.tree, localMake);
if (pdef.head != null) {
assert pdef.tail.isEmpty();
Assert.check(pdef.tail.isEmpty());
results.add(new Pair<Env<AttrContext>, JCClassDecl>(env, (JCClassDecl)pdef.head));
}
}

6
langtools/src/share/classes/com/sun/tools/javac/parser/JavacParser.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -547,7 +547,7 @@ public class JavacParser implements Parser {
null);
break;
default:
assert false;
Assert.error();
}
if (t == errorTree)
t = F.at(pos).Erroneous();
@ -724,7 +724,7 @@ public class JavacParser implements Parser {
topOpPos = posStack[top];
}
}
assert top == 0;
Assert.check(top == 0);
t = odStack[0];
if (t.getTag() == JCTree.PLUS) {

4
langtools/src/share/classes/com/sun/tools/javac/parser/Scanner.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -445,7 +445,7 @@ public class Scanner implements Lexer {
*/
private void scanHexFractionAndSuffix(boolean seendigit) {
this.radix = 16;
assert ch == '.';
Assert.check(ch == '.');
putChar(ch);
scanChar();
skipIllegalUnderscores();

15
langtools/src/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java
View file

@ -65,6 +65,7 @@ import com.sun.tools.javac.parser.*;
import com.sun.tools.javac.tree.*;
import com.sun.tools.javac.tree.JCTree.*;
import com.sun.tools.javac.util.Abort;
import com.sun.tools.javac.util.Assert;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.util.Convert;
import com.sun.tools.javac.util.FatalError;
@ -1046,17 +1047,17 @@ public class JavacProcessingEnvironment implements ProcessingEnvironment, Closea
Context next = new Context();
Options options = Options.instance(context);
assert options != null;
Assert.checkNonNull(options);
next.put(Options.optionsKey, options);
PrintWriter out = context.get(Log.outKey);
assert out != null;
Assert.checkNonNull(out);
next.put(Log.outKey, out);
final boolean shareNames = true;
if (shareNames) {
Names names = Names.instance(context);
assert names != null;
Assert.checkNonNull(names);
next.put(Names.namesKey, names);
}
@ -1069,18 +1070,18 @@ public class JavacProcessingEnvironment implements ProcessingEnvironment, Closea
next.put(TaskListener.class, tl);
JavaFileManager jfm = context.get(JavaFileManager.class);
assert jfm != null;
Assert.checkNonNull(jfm);
next.put(JavaFileManager.class, jfm);
if (jfm instanceof JavacFileManager) {
((JavacFileManager)jfm).setContext(next);
}
Names names = Names.instance(context);
assert names != null;
Assert.checkNonNull(names);
next.put(Names.namesKey, names);
Keywords keywords = Keywords.instance(context);
assert(keywords != null);
Assert.checkNonNull(keywords);
next.put(Keywords.keywordsKey, keywords);
JavaCompiler oldCompiler = JavaCompiler.instance(context);
@ -1239,7 +1240,7 @@ public class JavacProcessingEnvironment implements ProcessingEnvironment, Closea
for (JCTree node : unit.defs) {
if (node.getTag() == JCTree.CLASSDEF) {
ClassSymbol sym = ((JCClassDecl) node).sym;
assert sym != null;
Assert.checkNonNull(sym);
classes = classes.prepend(sym);
}
}

2
langtools/src/share/classes/com/sun/tools/javac/tree/JCTree.java
View file

@ -2235,7 +2235,7 @@ public abstract class JCTree implements Tree, Cloneable, DiagnosticPosition {
public void visitErroneous(JCErroneous that) { visitTree(that); }
public void visitLetExpr(LetExpr that) { visitTree(that); }
public void visitTree(JCTree that) { assert false; }
public void visitTree(JCTree that) { Assert.error(); }
}
}

2
langtools/src/share/classes/com/sun/tools/javac/tree/TreeInfo.java
View file

@ -445,7 +445,7 @@ public class TreeInfo {
public static int finalizerPos(JCTree tree) {
if (tree.getTag() == JCTree.TRY) {
JCTry t = (JCTry) tree;
assert t.finalizer != null;
Assert.checkNonNull(t.finalizer);
return firstStatPos(t.finalizer);
} else if (tree.getTag() == JCTree.SYNCHRONIZED) {
return endPos(((JCSynchronized) tree).body);

19
langtools/src/share/classes/com/sun/tools/javac/tree/TreeMaker.java
View file

@ -122,15 +122,15 @@ public class TreeMaker implements JCTree.Factory {
public JCCompilationUnit TopLevel(List<JCAnnotation> packageAnnotations,
JCExpression pid,
List<JCTree> defs) {
assert packageAnnotations != null;
Assert.checkNonNull(packageAnnotations);
for (JCTree node : defs)
assert node instanceof JCClassDecl
Assert.check(node instanceof JCClassDecl
|| node instanceof JCImport
|| node instanceof JCSkip
|| node instanceof JCErroneous
|| (node instanceof JCExpressionStatement
&& ((JCExpressionStatement)node).expr instanceof JCErroneous)
: node.getClass().getSimpleName();
&& ((JCExpressionStatement)node).expr instanceof JCErroneous),
node.getClass().getSimpleName());
JCCompilationUnit tree = new JCCompilationUnit(packageAnnotations, pid, defs,
null, null, null, null);
tree.pos = pos;
@ -647,19 +647,14 @@ public class TreeMaker implements JCTree.Factory {
}
return tp.setType(t);
}
//where
private JCExpression Selectors(JCExpression base, Symbol sym, Symbol limit) {
if (sym == limit) return base;
else return Select(Selectors(base, sym.owner, limit), sym);
}
/** Create a list of trees representing given list of types.
*/
public List<JCExpression> Types(List<Type> ts) {
ListBuffer<JCExpression> types = new ListBuffer<JCExpression>();
ListBuffer<JCExpression> lb = new ListBuffer<JCExpression>();
for (List<Type> l = ts; l.nonEmpty(); l = l.tail)
types.append(Type(l.head));
return types.toList();
lb.append(Type(l.head));
return lb.toList();
}
/** Create a variable definition from a variable symbol and an initializer

2
langtools/src/share/classes/com/sun/tools/javac/tree/TreeScanner.java
View file

@ -309,6 +309,6 @@ public class TreeScanner extends Visitor {
}
public void visitTree(JCTree tree) {
assert false;
Assert.error();
}
}

4
langtools/src/share/classes/com/sun/tools/javac/util/AbstractDiagnosticFormatter.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -117,7 +117,7 @@ public abstract class AbstractDiagnosticFormatter implements DiagnosticFormatter
protected abstract String formatDiagnostic(JCDiagnostic d, Locale locale);
public String formatPosition(JCDiagnostic d, PositionKind pk,Locale l) {
assert (d.getPosition() != Position.NOPOS);
Assert.check(d.getPosition() != Position.NOPOS);
return String.valueOf(getPosition(d, pk));
}
//where

138
langtools/src/share/classes/com/sun/tools/javac/util/Assert.java Normal file
View file

@ -0,0 +1,138 @@
/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.tools.javac.util;
/**
* Simple facility for unconditional assertions.
* The methods in this class are described in terms of equivalent assert
* statements, assuming that assertions have been enabled.
*
* <p><b>This is NOT part of any supported API.
* If you write code that depends on this, you do so at your own risk.
* This code and its internal interfaces are subject to change or
* deletion without notice.</b>
*/
public class Assert {
/** Equivalent to
* assert cond;
*/
public static void check(boolean cond) {
if (!cond)
error();
}
/** Equivalent to
* assert (o == null);
*/
public static void checkNull(Object o) {
if (o != null)
error();
}
/** Equivalent to
* assert (t != null); return t;
*/
public static <T> T checkNonNull(T t) {
if (t == null)
error();
return t;
}
/** Equivalent to
* assert cond : value;
*/
public static void check(boolean cond, int value) {
if (!cond)
error(String.valueOf(value));
}
/** Equivalent to
* assert cond : value;
*/
public static void check(boolean cond, long value) {
if (!cond)
error(String.valueOf(value));
}
/** Equivalent to
* assert cond : value;
*/
public static void check(boolean cond, Object value) {
if (!cond)
error(String.valueOf(value));
}
/** Equivalent to
* assert cond : value;
*/
public static void check(boolean cond, String msg) {
if (!cond)
error(msg);
}
/** Equivalent to
* assert (o == null) : value;
*/
public static void checkNull(Object o, Object value) {
if (o != null)
error(String.valueOf(value));
}
/** Equivalent to
* assert (o == null) : value;
*/
public static void checkNull(Object o, String msg) {
if (o != null)
error(msg);
}
/** Equivalent to
* assert (o != null) : value;
*/
public static <T> T checkNonNull(T t, String msg) {
if (t == null)
error(msg);
return t;
}
/** Equivalent to
* assert false;
*/
public static void error() {
throw new AssertionError();
}
/** Equivalent to
* assert false : msg;
*/
public static void error(String msg) {
throw new AssertionError(msg);
}
/** Prevent instantiation. */
private Assert() { }
}

8
langtools/src/share/classes/com/sun/tools/javac/util/Bits.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -85,7 +85,7 @@ public class Bits {
/** Include x in this set.
*/
public void incl(int x) {
assert x >= 0;
Assert.check(x >= 0);
sizeTo((x >>> wordshift) + 1);
bits[x >>> wordshift] = bits[x >>> wordshift] |
(1 << (x & wordmask));
@ -113,7 +113,7 @@ public class Bits {
/** Exclude x from this set.
*/
public void excl(int x) {
assert x >= 0;
Assert.check(x >= 0);
sizeTo((x >>> wordshift) + 1);
bits[x >>> wordshift] = bits[x >>> wordshift] &
~(1 << (x & wordmask));
@ -169,7 +169,7 @@ public class Bits {
* Delight" by Henry S. Warren Jr. (figure 5-13)
*/
private static int trailingZeroBits(int x) {
assert wordlen == 32;
Assert.check(wordlen == 32);
if (x == 0) return 32;
int n = 1;
if ((x & 0xffff) == 0) { n += 16; x >>>= 16; }

4
langtools/src/share/classes/com/sun/tools/javac/util/Context.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2001, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -145,7 +145,7 @@ public class Context {
o = fac.make();
if (o instanceof Factory<?>)
throw new AssertionError("T extends Context.Factory");
assert ht.get(key) == o;
Assert.check(ht.get(key) == o);
}
/* The following cast can't fail unless there was

4
langtools/src/share/classes/com/sun/tools/javac/util/List.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -184,7 +184,7 @@ public class List<A> extends AbstractCollection<A> implements java.util.List<A>
// return this.prependList(xs.tail).prepend(xs.head);
List<A> result = this;
List<A> rev = xs.reverse();
assert rev != xs;
Assert.check(rev != xs);
// since xs.reverse() returned a new list, we can reuse the
// individual List objects, instead of allocating new ones.
while (rev.nonEmpty()) {

6
langtools/src/share/classes/com/sun/tools/javac/util/UnsharedNameTable.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -107,7 +107,7 @@ public class UnsharedNameTable extends Name.Table {
hashes[h] = firstTableEntry = element.next;
}
else {
assert previousNonNullTableEntry != null : "previousNonNullTableEntry cannot be null here.";
Assert.checkNonNull(previousNonNullTableEntry, "previousNonNullTableEntry cannot be null here.");
previousNonNullTableEntry.next = element.next;
}
}
@ -133,7 +133,7 @@ public class UnsharedNameTable extends Name.Table {
hashes[h] = newEntry;
}
else {
assert previousNonNullTableEntry.next == null : "previousNonNullTableEntry.next must be null.";
Assert.checkNull(previousNonNullTableEntry.next, "previousNonNullTableEntry.next must be null.");
previousNonNullTableEntry.next = newEntry;
}

21
langtools/src/share/classes/javax/tools/ToolProvider.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -172,7 +172,7 @@ public class ToolProvider {
{
// try loading class directly, in case tool is on the bootclasspath
try {
return enableAsserts(Class.forName(toolClassName, false, null));
return Class.forName(toolClassName, false, null);
} catch (ClassNotFoundException e) {
trace(FINE, e);
@ -194,27 +194,10 @@ public class ToolProvider {
trace(FINE, urls[0].toString());
cl = URLClassLoader.newInstance(urls);
cl.setPackageAssertionStatus("com.sun.tools.javac", true);
refToolClassLoader = new WeakReference<ClassLoader>(cl);
}
return Class.forName(toolClassName, false, cl);
}
}
private static Class<?> enableAsserts(Class<?> cls) {
try {
ClassLoader loader = cls.getClassLoader();
if (loader != null)
loader.setPackageAssertionStatus("com.sun.tools.javac", true);
else
trace(FINE, "loader == null");
} catch (SecurityException ex) {
trace(FINE, ex);
}
return cls;
}
}