| /* |
| * Copyright 2007 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.jjs.ast; |
| |
| import com.google.gwt.dev.jjs.SourceInfo; |
| |
| /** |
| * A new instance expression. |
| */ |
| public class JNewInstance extends JMethodCall { |
| |
| /** |
| * The enclosing type of this new operation, used to compute clinit. |
| */ |
| private final JDeclaredType enclosingType; |
| |
| /** |
| * Initialize a new instance operation equivalent to another one. The new |
| * object has no arguments on initialization. This forces the caller to |
| * potentially deal with cloning objects if needed. |
| */ |
| public JNewInstance(JNewInstance other) { |
| super(other, null); |
| this.enclosingType = other.enclosingType; |
| } |
| |
| public JNewInstance(SourceInfo info, JConstructor ctor, JDeclaredType enclosingType) { |
| super(info, null, ctor); |
| this.enclosingType = enclosingType; |
| setStaticDispatchOnly(); |
| } |
| |
| public JClassType getClassType() { |
| return getTarget().getEnclosingType(); |
| } |
| |
| public JDeclaredType getEnclosingType() { |
| return enclosingType; |
| } |
| |
| @Override |
| public JConstructor getTarget() { |
| return (JConstructor) super.getTarget(); |
| } |
| |
| @Override |
| public JNonNullType getType() { |
| return getTarget().getNewType(); |
| } |
| |
| public boolean hasClinit() { |
| return getEnclosingType().checkClinitTo(getTarget().getEnclosingType()); |
| } |
| |
| @Override |
| public boolean hasSideEffects() { |
| if (hasClinit()) { |
| return true; |
| } |
| for (JExpression arg : getArgs()) { |
| if (arg.hasSideEffects()) { |
| return true; |
| } |
| } |
| return !getTarget().isEmpty(); |
| } |
| |
| @Override |
| public void traverse(JVisitor visitor, Context ctx) { |
| if (visitor.visit(this, ctx)) { |
| visitChildren(visitor); |
| } |
| visitor.endVisit(this, ctx); |
| } |
| |
| } |