本文整理了Java中com.sun.tools.javac.util.List.nonEmpty()方法的一些代码示例，展示了List.nonEmpty()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。List.nonEmpty()方法的具体详情如下：
包路径：com.sun.tools.javac.util.List
类名称：List
方法名：nonEmpty

List.nonEmpty介绍

[英]Does list have elements?
[中]列表有元素吗？

代码示例

代码示例来源：origin: google/error-prone

@Override
public String visitClassType(Type.ClassType t, Void s) {
 StringBuilder sb = new StringBuilder();
 sb.append(t.tsym.getSimpleName());
 if (t.getTypeArguments().nonEmpty()) {
  sb.append('<');
  sb.append(
    t.getTypeArguments().stream()
      .map(a -> a.accept(this, null))
      .collect(joining(", ")));
  sb.append(">");
 }
 return sb.toString();
}

代码示例来源：origin: google/error-prone

@Override
public String visitClassType(Type.ClassType t, Void unused) {
 StringBuilder sb = new StringBuilder();
 if (state == null || fix == null) {
  sb.append(t.tsym.getSimpleName());
 } else {
  sb.append(qualifyType(state, fix, t.tsym));
 }
 if (t.getTypeArguments().nonEmpty()) {
  sb.append('<');
  sb.append(
    t.getTypeArguments().stream()
      .map(a -> a.accept(this, null))
      .collect(joining(", ")));
  sb.append(">");
 }
 return sb.toString();
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Visitor method: Translate list of trees.
 */
public <T extends JCTree> List<T> translate(List<T> trees, Type type) {
if (trees == null) return null;
for (List<T> l = trees; l.nonEmpty(); l = l.tail)
  l.head = translate(l.head, type);
return trees;
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** The total width taken up by a vector of objects.
 */
public static int width(List<Type> types) {
  int w = 0;
  for (List<Type> l = types; l.nonEmpty(); l = l.tail)
  w = w + width(l.head);
  return w;
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Analyze a list of expressions.
 */
void scanExprs(List<? extends JCExpression> trees) {
if (trees != null)
  for (List<? extends JCExpression> l = trees; l.nonEmpty(); l = l.tail)
  scanExpr(l.head);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

@Override
public Type visitTypeVar(TypeVar t, Void ignored) {
  for (List<Type> from = this.from, to = this.to;
     from.nonEmpty();
     from = from.tail, to = to.tail) {
    if (t == from.head) {
      return to.head.withTypeVar(t);
    }
  }
  return t;
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Add any variables defined in stats to the switch scope. */
  private static void addVars(List<JCStatement> stats, Scope switchScope) {
    for (;stats.nonEmpty(); stats = stats.tail) {
      JCTree stat = stats.head;
      if (stat.tag == JCTree.VARDEF)
        switchScope.enter(((JCVariableDecl) stat).sym);
    }
  }
// where

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Enter members from a list of trees.
 */
void memberEnter(List<? extends JCTree> trees, Env<AttrContext> env) {
  for (List<? extends JCTree> l = trees; l.nonEmpty(); l = l.tail)
    memberEnter(l.head, env);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Form the union of two type set lists.
 */
List<Type> union(List<Type> ts1, List<Type> ts2) {
List<Type> ts = ts1;
for (List<Type> l = ts2; l.nonEmpty(); l = l.tail)
  ts = incl(l.head, ts);
return ts;
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Attribute a list of statements, returning nothing.
 */
<T extends JCTree> void attribStats(List<T> trees, Env<AttrContext> env) {
  for (List<T> l = trees; l.nonEmpty(); l = l.tail)
    attribStat(l.head, env);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Derived visitor method: generate code for a list of statements.
 */
public void genStats(List<? extends JCTree> trees, Env<GenContext> env) {
for (List<? extends JCTree> l = trees; l.nonEmpty(); l = l.tail)
  genStat(l.head, env, CRT_STATEMENT);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/**  Visitor method: compute source positions for
 *    a list of case blocks of switch statements.
 */
public SourceRange cspCases(List<JCCase> trees) {
  if ((trees == null) || !(trees.nonEmpty())) return null;
  SourceRange list_sr = new SourceRange();
for (List<JCCase> l = trees; l.nonEmpty(); l = l.tail) {
  list_sr.mergeWith(csp(l.head));
}
positions.put(trees, list_sr);
return list_sr;
}

代码示例来源：origin: org.netbeans.api/org-netbeans-modules-java-source-base

private void printTypeParameters(List < JCTypeParameter > trees) {
if (trees.nonEmpty()) {
  print('<');
  printExprs(trees);
  print('>');
}
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Derived visitor method: print list of statements, each on a separate line.
 */
public void printStats(List<? extends JCTree> trees) throws IOException {
  for (List<? extends JCTree> l = trees; l.nonEmpty(); l = l.tail) {
    align();
    printStat(l.head);
    println();
  }
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Return all exceptions in thrown list that are not in handled list.
 *  @param thrown     The list of thrown exceptions.
 *  @param handled    The list of handled exceptions.
 */
List<Type> unHandled(List<Type> thrown, List<Type> handled) {
List<Type> unhandled = List.nil();
for (List<Type> l = thrown; l.nonEmpty(); l = l.tail)
  if (!isHandled(l.head, handled)) unhandled = unhandled.prepend(l.head);
return unhandled;
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

void addBridges(DiagnosticPosition pos,
        TypeSymbol i,
        ClassSymbol origin,
        ListBuffer<JCTree> bridges) {
  for (Scope.Entry e = i.members().elems; e != null; e = e.sibling)
    addBridgeIfNeeded(pos, e.sym, origin, bridges);
  for (List<Type> l = types.interfaces(i.type); l.nonEmpty(); l = l.tail)
    addBridges(pos, l.head.tsym, origin, bridges);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Visitor method: enter classes of a list of trees, returning a list of types.
 */
<T extends JCTree> List<Type> classEnter(List<T> trees, Env<AttrContext> env) {
ListBuffer<Type> ts = new ListBuffer<Type>();
for (List<T> l = trees; l.nonEmpty(); l = l.tail)
  ts.append(classEnter(l.head, env));
return ts.toList();
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

void writeMethods(Scope.Entry e) {
  List<MethodSymbol> methods = List.nil();
  for (Scope.Entry i = e; i != null; i = i.sibling) {
    if (i.sym.kind == MTH && (i.sym.flags() & HYPOTHETICAL) == 0)
      methods = methods.prepend((MethodSymbol)i.sym);
  }
  while (methods.nonEmpty()) {
    writeMethod(methods.head);
    methods = methods.tail;
  }
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Enter type variables of this classtype and all enclosing ones in
 *  `typevars'.
 */
protected void enterTypevars(Type t) {
  if (t.getEnclosingType() != null && t.getEnclosingType().tag == CLASS)
    enterTypevars(t.getEnclosingType());
  for (List<Type> xs = t.getTypeArguments(); xs.nonEmpty(); xs = xs.tail)
    typevars.enter(xs.head.tsym);
}

代码示例来源：origin: org.jvnet.sorcerer/sorcerer-javac

/** Attribute the arguments in a method call, returning a list of types.
 */
List<Type> attribArgs(List<JCExpression> trees, Env<AttrContext> env) {
  ListBuffer<Type> argtypes = new ListBuffer<Type>();
  for (List<JCExpression> l = trees; l.nonEmpty(); l = l.tail)
    argtypes.append(chk.checkNonVoid(
      l.head.pos(), types.upperBound(attribTree(l.head, env, VAL, Infer.anyPoly))));
  return argtypes.toList();
}