/*
 * Copyright (c) 1994, 2003, 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
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package sun.tools.tree;

import sun.tools.java.*;
import sun.tools.asm.Label;
import sun.tools.asm.Assembler;
import java.io.PrintStream;
import java.util.Vector;

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.
/** * 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 InlineNewInstanceExpression extends Expression { MemberDefinition field; Statement body;
Constructor
/** * Constructor */
InlineNewInstanceExpression(long where, Type type, MemberDefinition field, Statement body) { super(INLINENEWINSTANCE, where, type); this.field = field; this.body = body; }
Inline
/** * Inline */
public Expression inline(Environment env, Context ctx) { return inlineValue(env, ctx); } public Expression inlineValue(Environment env, Context ctx) { if (body != null) { LocalMember v = (LocalMember)field.getArguments().elementAt(0); Context newctx = new Context(ctx, this); newctx.declare(env, v); body = body.inline(env, newctx); } if ((body != null) && (body.op == INLINERETURN)) { body = null; } return this; }
Create a copy of the expression for method inlining
/** * Create a copy of the expression for method inlining */
public Expression copyInline(Context ctx) { InlineNewInstanceExpression e = (InlineNewInstanceExpression)clone(); e.body = body.copyInline(ctx, true); return e; }
Code
/** * Code */
public void code(Environment env, Context ctx, Assembler asm) { codeCommon(env, ctx, asm, false); } public void codeValue(Environment env, Context ctx, Assembler asm) { codeCommon(env, ctx, asm, true); } private void codeCommon(Environment env, Context ctx, Assembler asm, boolean forValue) { asm.add(where, opc_new, field.getClassDeclaration()); if (body != null) { LocalMember v = (LocalMember)field.getArguments().elementAt(0); CodeContext newctx = new CodeContext(ctx, this); newctx.declare(env, v); asm.add(where, opc_astore, v.number); body.code(env, newctx, asm); asm.add(newctx.breakLabel); if (forValue) { asm.add(where, opc_aload, v.number); } } }
Print
/** * Print */
public void print(PrintStream out) { LocalMember v = (LocalMember)field.getArguments().elementAt(0); out.println("(" + opNames[op] + "#" + v.hashCode() + "=" + field.hashCode()); if (body != null) { body.print(out, 1); } else { out.print("<empty>"); } out.print(")"); } }