Пример #1
0
 private void addImport(Tree.ImportMemberOrType member, ImportList il, Import i) {
   String alias = i.getAlias();
   if (alias != null) {
     Map<String, String> mods = unit.getModifiers();
     if (mods.containsKey(alias) && mods.get(alias).equals(alias)) {
       // spec says you can't hide a language modifier
       // unless the modifier itself has an alias
       // (this is perhaps a little heavy-handed)
       member.addError("import hides a language modifier: '" + alias + "'");
     } else {
       Import o = unit.getImport(alias);
       if (o == null) {
         unit.getImports().add(i);
         il.getImports().add(i);
       } else if (o.isWildcardImport()) {
         unit.getImports().remove(o);
         il.getImports().remove(o);
         unit.getImports().add(i);
         il.getImports().add(i);
       } else {
         member.addError("duplicate import alias: '" + alias + "'");
       }
     }
   }
 }
Пример #2
0
 private void addMemberImport(Tree.ImportMemberOrType member, ImportList il, Import i) {
   String alias = i.getAlias();
   if (alias != null) {
     if (il.getImport(alias) == null) {
       unit.getImports().add(i);
       il.getImports().add(i);
     } else {
       member.addError("duplicate member import alias: '" + alias + "'");
     }
   }
 }
Пример #3
0
 private void addWildcardImport(ImportList il, Declaration dec, Import i) {
   if (notOverloaded(dec)) {
     String alias = i.getAlias();
     if (alias != null) {
       Import o = unit.getImport(dec.getName());
       if (o != null && o.isWildcardImport()) {
         if (o.getDeclaration().equals(dec) || dec.isNativeHeader()) {
           // this case only happens in the IDE,
           // due to reuse of the Unit
           unit.getImports().remove(o);
           il.getImports().remove(o);
         } else if (!dec.isNative()) {
           i.setAmbiguous(true);
           o.setAmbiguous(true);
         }
       }
       unit.getImports().add(i);
       il.getImports().add(i);
     }
   }
 }
Пример #4
0
 private boolean checkForHiddenToplevel(Tree.Identifier id, Import i, Tree.Alias alias) {
   for (Declaration d : unit.getDeclarations()) {
     String n = d.getName();
     Declaration idec = i.getDeclaration();
     if (d.isToplevel()
         && n != null
         && i.getAlias().equals(n)
         && !idec.equals(d)
         &&
         // it is legal to import an object declaration
         // in the current package without providing an
         // alias:
         !isLegalAliasFreeImport(d, idec)) {
       if (alias == null) {
         id.addError("toplevel declaration with this name declared in this unit: '" + n + "'");
       } else {
         alias.addError("toplevel declaration with this name declared in this unit: '" + n + "'");
       }
       return true;
     }
   }
   return false;
 }