/*
 * Copyright (c) 1994, 2013, 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 sun.tools.tree;

import sun.tools.java.*;
import java.util.Hashtable;

Parenthesized expressions. WARNING: The contents of this source file are not part of any supported API. Code that depends on them does so at its own risk: they are subject to change or removal without notice.
/** * Parenthesized expressions. * * WARNING: The contents of this source file are not part of any * supported API. Code that depends on them does so at its own risk: * they are subject to change or removal without notice. */
public class ExprExpression extends UnaryExpression {
Constructor
/** * Constructor */
public ExprExpression(long where, Expression right) { super(EXPR, where, right.type, right); }
Check a condition. We must pass it on to our unparenthesised form.
/** * Check a condition. We must pass it on to our unparenthesised form. */
public void checkCondition(Environment env, Context ctx, Vset vset, Hashtable<Object, Object> exp, ConditionVars cvars) { right.checkCondition(env, ctx, vset, exp, cvars); type = right.type; }
Check the expression if it appears as an lvalue. We just pass it on to our unparenthesized subexpression. (Part of fix for 4090372)
/** * Check the expression if it appears as an lvalue. * We just pass it on to our unparenthesized subexpression. * (Part of fix for 4090372) */
public Vset checkAssignOp(Environment env, Context ctx, Vset vset, Hashtable<Object, Object> exp, Expression outside) { vset = right.checkAssignOp(env, ctx, vset, exp, outside); type = right.type; return vset; }
Delegate to our subexpression. (Part of fix for 4090372)
/** * Delegate to our subexpression. * (Part of fix for 4090372) */
public FieldUpdater getUpdater(Environment env, Context ctx) { return right.getUpdater(env, ctx); } // Allow (x) = 9; // // I will hold off on this until I'm sure about it. Nobody's // going to clammer for this one. // // public Vset checkLHS(Environment env, Context ctx, // Vset vset, Hashtable<Object, Object> exp) { // vset = right.check(env, ctx, vset, exp); // type = right.type; // return vset; // } public boolean isNull() { return right.isNull(); } public boolean isNonNull() { return right.isNonNull(); } // Probably not necessary public Object getValue() { return right.getValue(); }
Delegate to our subexpression. See the comment in AddExpression#inlineValueSB() for information about this method.
/** * Delegate to our subexpression. * See the comment in AddExpression#inlineValueSB() for * information about this method. */
protected StringBuffer inlineValueSB(Environment env, Context ctx, StringBuffer buffer) { return right.inlineValueSB(env, ctx, buffer); }
Select the type of the expression
/** * Select the type of the expression */
void selectType(Environment env, Context ctx, int tm) { type = right.type; }
Simplify
/** * Simplify */
Expression simplify() { return right; } }