本文整理汇总了Java中com.sun.tools.javac.tree.JCTree.JCUnary类的典型用法代码示例。如果您正苦于以下问题:Java JCUnary类的具体用法?Java JCUnary怎么用?Java JCUnary使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
JCUnary类属于com.sun.tools.javac.tree.JCTree包,在下文中一共展示了JCUnary类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: diffUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
protected int diffUnary(JCUnary oldT, JCUnary newT, int[] bounds) {
int[] argBounds = getBounds(oldT.arg);
boolean newOpOnLeft = newT.getKind() != Kind.POSTFIX_DECREMENT && newT.getKind() != Kind.POSTFIX_INCREMENT;
if (newOpOnLeft) {
if (oldT.getTag() != newT.getTag()) {
printer.print(operatorName(newT.getTag()));
} else {
copyTo(bounds[0], argBounds[0]);
}
}
int localPointer = diffTree(oldT.arg, newT.arg, argBounds);
localPointer = copyUpTo(localPointer, argBounds[1]);
if (!newOpOnLeft) {
if (oldT.getTag() != newT.getTag()) {
printer.print(operatorName(newT.getTag()));
} else {
copyUpTo(localPointer, bounds[1]);
}
}
return bounds[1];
}
开发者ID:apache,项目名称:incubator-netbeans,代码行数:22,代码来源:CasualDiff.java
示例2: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public void visitUnary(JCUnary tree) {
try {
int ownprec = isOwnPrec(tree);
String opname = operatorName(treeTag(tree));
open(prec, ownprec);
if (isPrefixUnary(tree)) {
print(opname);
printExpr(tree.arg, ownprec);
} else {
printExpr(tree.arg, ownprec);
print(opname);
}
close(prec, ownprec);
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
开发者ID:mobmead,项目名称:EasyMPermission,代码行数:18,代码来源:PrettyCommentsPrinter.java
示例3: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public void visitUnary(JCUnary tree) {
try {
int ownprec = TreeInfo.opPrec(tree.getTag());
String opname = operatorName(tree.getTag());
open(prec, ownprec);
if (tree.getTag() <= JCTree.PREDEC) {
print(opname);
printExpr(tree.arg, ownprec);
} else {
printExpr(tree.arg, ownprec);
print(opname);
}
close(prec, ownprec);
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
开发者ID:sebastianoe,项目名称:s4j,代码行数:18,代码来源:Pretty.java
示例4: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public void visitUnary(JCUnary tree) {
try {
int ownprec = TreeInfo.opPrec(getTag(tree));
String opname = operatorName(getTag(tree));
open(prec, ownprec);
if (getTag(tree) <= Javac.getCtcInt(JCTree.class, "PREDEC")) {
print(opname);
printExpr(tree.arg, ownprec);
} else {
printExpr(tree.arg, ownprec);
print(opname);
}
close(prec, ownprec);
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
开发者ID:redundent,项目名称:lombok,代码行数:18,代码来源:PrettyCommentsPrinter.java
示例5: visitNewClass
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
@Override @DefinedBy(Api.COMPILER_TREE)
public JCTree visitNewClass(NewClassTree node, Void aVoid) {
JCNewClass oldNewClazz = (JCNewClass)node;
JCNewClass newNewClazz = (JCNewClass)super.visitNewClass(node, aVoid);
if (!oldNewClazz.args.isEmpty() && oldNewClazz.args.head.hasTag(NULLCHK)) {
//workaround to Attr generating trees
newNewClazz.encl = ((JCUnary)newNewClazz.args.head).arg;
newNewClazz.args = newNewClazz.args.tail;
}
return newNewClazz;
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:12,代码来源:Analyzer.java
示例6: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
@Override public void visitUnary(JCUnary tree) {
String op = operator(treeTag(tree));
if (treeTag(tree).getOperatorPrecedenceLevel() == PREFIX) {
print(op);
print(tree.arg);
} else {
print(tree.arg);
print(op);
}
}
开发者ID:git03394538,项目名称:lombok-ianchiu,代码行数:11,代码来源:PrettyPrinter.java
示例7: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public void visitUnary(JCUnary that) {
try {
print("JCUnary:");
} catch (Exception e) {
}
super.visitUnary(that);
}
开发者ID:pcgomes,项目名称:javaparser2jctree,代码行数:8,代码来源:PrintAstVisitor.java
示例8: setPos
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
private <N extends Node> N setPos(JCTree node, N astNode) {
if (astNode != null && node != null) {
int start = node.pos;
Integer end_ = endPosTable.get(node);
if (node instanceof JCUnary) end_ = node.getEndPosition(endPosTable);
int end = end_ == null ? node.getEndPosition(endPosTable) : end_;
if (start != com.sun.tools.javac.util.Position.NOPOS && end != com.sun.tools.javac.util.Position.NOPOS) {
astNode.setPosition(new Position(start, end));
}
}
return astNode;
}
开发者ID:evant,项目名称:android-retrolambda-lombok,代码行数:13,代码来源:JcTreeConverter.java
示例9: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
@Override
public Choice<State<JCUnary>> visitUnary(UnaryTree node, State<?> state) {
final Tag tag = ((JCUnary) node).getTag();
return chooseSubtrees(
state, s -> unifyExpression(node.getExpression(), s), expr -> maker().Unary(tag, expr))
.condition(
s ->
!MUTATING_UNARY_TAGS.contains(tag)
|| !(s.result().getExpression() instanceof PlaceholderParamIdent));
}
开发者ID:google,项目名称:error-prone,代码行数:11,代码来源:PlaceholderUnificationVisitor.java
示例10: replaceAssert
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
private static void replaceAssert(
SuggestedFix.Builder fix, AssertTree foundAssert, VisitorState state) {
ExpressionTree expr = foundAssert.getCondition();
expr = (ExpressionTree) TreeInfo.skipParens((JCTree) expr);
// case: "assert !expr"
if (expr.getKind().equals(LOGICAL_COMPLEMENT)) {
addFix(fix, ((JCUnary) expr).getExpression(), foundAssert, state, IS_FALSE);
return;
}
// case: "assert expr1.equals(expr2)"
if (instanceMethod().onClass(Any.INSTANCE).named("equals").matches(expr, state)) {
JCMethodInvocation equalsCall = ((JCMethodInvocation) expr);
JCExpression expr1 = ((JCFieldAccess) ((JCMethodInvocation) expr).meth).selected;
JCExpression expr2 = equalsCall.getArguments().get(0);
addFix(
fix,
expr1,
foundAssert,
state,
String.format(IS_EQUAL_TO, normalizedSourceForExpression(expr2, state)));
return;
}
// case: "assert expr1 == expr2" or "assert expr1 != expr2"
if (expr.getKind().equals(Kind.EQUAL_TO) || expr.getKind().equals(Kind.NOT_EQUAL_TO)) {
suggestFixForSameReference(fix, foundAssert, state, expr.getKind().equals(Kind.EQUAL_TO));
return;
}
// case: "assert expr", which didn't match any of the previous cases.
addFix(fix, (JCExpression) expr, foundAssert, state, IS_TRUE);
}
开发者ID:google,项目名称:error-prone,代码行数:37,代码来源:UseCorrectAssertInTests.java
示例11: makeNullCheck
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
/** Make an attributed null check tree.
*/
public JCExpression makeNullCheck(JCExpression arg) {
// optimization: X.this is never null; skip null check
Name name = TreeInfo.name(arg);
if (name == names._this || name == names._super) return arg;
int optag = JCTree.NULLCHK;
JCUnary tree = make.at(arg.pos).Unary(optag, arg);
tree.operator = syms.nullcheck;
tree.type = arg.type;
return tree;
}
开发者ID:sebastianoe,项目名称:s4j,代码行数:14,代码来源:Attr.java
示例12: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public void visitUnary(JCUnary tree) {
// Attribute arguments.
Type argtype = (JCTree.PREINC <= tree.getTag() && tree.getTag() <= JCTree.POSTDEC)
? attribTree(tree.arg, env, VAR, Type.noType)
: chk.checkNonVoid(tree.arg.pos(), attribExpr(tree.arg, env));
// Find operator.
Symbol operator = tree.operator =
rs.resolveUnaryOperator(tree.pos(), tree.getTag(), env, argtype);
Type owntype = types.createErrorType(tree.type);
if (operator.kind == MTH &&
!argtype.isErroneous()) {
owntype = (JCTree.PREINC <= tree.getTag() && tree.getTag() <= JCTree.POSTDEC)
? tree.arg.type
: operator.type.getReturnType();
int opc = ((OperatorSymbol)operator).opcode;
// If the argument is constant, fold it.
if (argtype.constValue() != null) {
Type ctype = cfolder.fold1(opc, argtype);
if (ctype != null) {
owntype = cfolder.coerce(ctype, owntype);
// Remove constant types from arguments to
// conserve space. The parser will fold concatenations
// of string literals; the code here also
// gets rid of intermediate results when some of the
// operands are constant identifiers.
if (tree.arg.type.tsym == syms.stringType.tsym) {
tree.arg.type = syms.stringType;
}
}
}
}
result = check(tree, owntype, VAL, pkind, pt);
}
开发者ID:sebastianoe,项目名称:s4j,代码行数:38,代码来源:Attr.java
示例13: matchUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
private boolean matchUnary(JCUnary t1, JCUnary t2) {
return t1.operator == t2.operator && treesMatch(t1.arg, t2.arg);
}
开发者ID:apache,项目名称:incubator-netbeans,代码行数:4,代码来源:CasualDiff.java
示例14: Unary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public JCUnary Unary(TreeTag opcode, JCExpression arg) {
return invoke(Unary, opcode.value, arg);
}
开发者ID:git03394538,项目名称:lombok-ianchiu,代码行数:4,代码来源:JavacTreeMaker.java
示例15: AJCUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
public AJCUnary(JCUnary ltree) {
super(ltree.getTag(), ltree.arg);
}
开发者ID:pcgomes,项目名称:javaparser2jctree,代码行数:4,代码来源:AJCUnary.java
示例16: isPrefixUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
private boolean isPrefixUnary(JCUnary tree) {
return treeTag(tree).isPrefixUnaryOp();
}
开发者ID:mobmead,项目名称:EasyMPermission,代码行数:4,代码来源:PrettyCommentsPrinter.java
示例17: getPrecedence
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
/**
* Returns the precedence level appropriate for unambiguously printing
* leaf as a subexpression of its parent.
*/
private static int getPrecedence(JCTree leaf, Context context) {
JCCompilationUnit comp = context.get(JCCompilationUnit.class);
JCTree parent = TreeInfo.pathFor(leaf, comp).get(1);
// In general, this should match the logic in com.sun.tools.javac.tree.Pretty.
//
// TODO(mdempsky): There are probably cases where we could omit parentheses
// by tweaking the returned precedence, but they need careful review.
// For example, consider a template to replace "add(a, b)" with "a + b",
// which applied to "x + add(y, z)" would result in "x + (y + z)".
// In most cases, we'd likely prefer "x + y + z" instead, but those aren't
// always equivalent: "0L + (Integer.MIN_VALUE + Integer.MIN_VALUE)" yields
// a different value than "0L + Integer.MIN_VALUE + Integer.MIN_VALUE" due
// to integer promotion rules.
if (parent instanceof JCConditional) {
// This intentionally differs from Pretty, because Pretty appears buggy:
// http://mail.openjdk.java.net/pipermail/compiler-dev/2013-September/007303.html
JCConditional conditional = (JCConditional) parent;
return TreeInfo.condPrec + ((conditional.cond == leaf) ? 1 : 0);
} else if (parent instanceof JCAssign) {
JCAssign assign = (JCAssign) parent;
return TreeInfo.assignPrec + ((assign.lhs == leaf) ? 1 : 0);
} else if (parent instanceof JCAssignOp) {
JCAssignOp assignOp = (JCAssignOp) parent;
return TreeInfo.assignopPrec + ((assignOp.lhs == leaf) ? 1 : 0);
} else if (parent instanceof JCUnary) {
return TreeInfo.opPrec(parent.getTag());
} else if (parent instanceof JCBinary) {
JCBinary binary = (JCBinary) parent;
return TreeInfo.opPrec(parent.getTag()) + ((binary.rhs == leaf) ? 1 : 0);
} else if (parent instanceof JCTypeCast) {
JCTypeCast typeCast = (JCTypeCast) parent;
return (typeCast.expr == leaf) ? TreeInfo.prefixPrec : TreeInfo.noPrec;
} else if (parent instanceof JCInstanceOf) {
JCInstanceOf instanceOf = (JCInstanceOf) parent;
return TreeInfo.ordPrec + ((instanceOf.clazz == leaf) ? 1 : 0);
} else if (parent instanceof JCArrayAccess) {
JCArrayAccess arrayAccess = (JCArrayAccess) parent;
return (arrayAccess.indexed == leaf) ? TreeInfo.postfixPrec : TreeInfo.noPrec;
} else if (parent instanceof JCFieldAccess) {
JCFieldAccess fieldAccess = (JCFieldAccess) parent;
return (fieldAccess.selected == leaf) ? TreeInfo.postfixPrec : TreeInfo.noPrec;
} else {
return TreeInfo.noPrec;
}
}
开发者ID:sivakumar-kailasam,项目名称:refactor-faster,代码行数:52,代码来源:ExpressionTemplate.java
示例18: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
@Override public void visitUnary(JCUnary tree) {
printNode(tree);
child("arg", tree.arg);
property("(operator)", operatorName(getTag(tree)));
indent--;
}
开发者ID:evant,项目名称:android-retrolambda-lombok,代码行数:7,代码来源:JcTreePrinter.java
示例19: visitUnary
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
@Override public void visitUnary(JCUnary node) {
UnaryExpression expr = new UnaryExpression();
expr.rawOperand(toTree(node.getExpression()));
expr.astOperator(JcTreeBuilder.UNARY_OPERATORS.inverse().get(getTag(node)));
set(node, expr);
}
开发者ID:evant,项目名称:android-retrolambda-lombok,代码行数:7,代码来源:JcTreeConverter.java
示例20: getPrecedence
import com.sun.tools.javac.tree.JCTree.JCUnary; //导入依赖的package包/类
/**
* Returns the precedence level appropriate for unambiguously printing leaf as a subexpression of
* its parent.
*/
private static int getPrecedence(JCTree leaf, Context context) {
JCCompilationUnit comp = context.get(JCCompilationUnit.class);
JCTree parent = TreeInfo.pathFor(leaf, comp).get(1);
// In general, this should match the logic in com.sun.tools.javac.tree.Pretty.
//
// TODO(mdempsky): There are probably cases where we could omit parentheses
// by tweaking the returned precedence, but they need careful review.
// For example, consider a template to replace "add(a, b)" with "a + b",
// which applied to "x + add(y, z)" would result in "x + (y + z)".
// In most cases, we'd likely prefer "x + y + z" instead, but those aren't
// always equivalent: "0L + (Integer.MIN_VALUE + Integer.MIN_VALUE)" yields
// a different value than "0L + Integer.MIN_VALUE + Integer.MIN_VALUE" due
// to integer promotion rules.
if (parent instanceof JCConditional) {
// This intentionally differs from Pretty, because Pretty appears buggy:
// http://mail.openjdk.java.net/pipermail/compiler-dev/2013-September/007303.html
JCConditional conditional = (JCConditional) parent;
return TreeInfo.condPrec + ((conditional.cond == leaf) ? 1 : 0);
} else if (parent instanceof JCAssign) {
JCAssign assign = (JCAssign) parent;
return TreeInfo.assignPrec + ((assign.lhs == leaf) ? 1 : 0);
} else if (parent instanceof JCAssignOp) {
JCAssignOp assignOp = (JCAssignOp) parent;
return TreeInfo.assignopPrec + ((assignOp.lhs == leaf) ? 1 : 0);
} else if (parent instanceof JCUnary) {
return TreeInfo.opPrec(parent.getTag());
} else if (parent instanceof JCBinary) {
JCBinary binary = (JCBinary) parent;
return TreeInfo.opPrec(parent.getTag()) + ((binary.rhs == leaf) ? 1 : 0);
} else if (parent instanceof JCTypeCast) {
JCTypeCast typeCast = (JCTypeCast) parent;
return (typeCast.expr == leaf) ? TreeInfo.prefixPrec : TreeInfo.noPrec;
} else if (parent instanceof JCInstanceOf) {
JCInstanceOf instanceOf = (JCInstanceOf) parent;
return TreeInfo.ordPrec + ((instanceOf.clazz == leaf) ? 1 : 0);
} else if (parent instanceof JCArrayAccess) {
JCArrayAccess arrayAccess = (JCArrayAccess) parent;
return (arrayAccess.indexed == leaf) ? TreeInfo.postfixPrec : TreeInfo.noPrec;
} else if (parent instanceof JCFieldAccess) {
JCFieldAccess fieldAccess = (JCFieldAccess) parent;
return (fieldAccess.selected == leaf) ? TreeInfo.postfixPrec : TreeInfo.noPrec;
} else {
return TreeInfo.noPrec;
}
}
开发者ID:google,项目名称:error-prone,代码行数:52,代码来源:ExpressionTemplate.java
注:本文中的com.sun.tools.javac.tree.JCTree.JCUnary类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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