8031569: Refactor javac scope implementation to enable lazy imports
Summary: Introducing an internal API for Scope; rewriting ImportScopes to extend CompoundScopes.
Reviewed-by: mcimadamore, jjg, jfranck
Contributed-by: maurizio.cimadamore@oracle.com, jan.lahoda@oracle.com
## Copyright (c) 2014, 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.## This must be the first ruledefault: allinclude $(SPEC)include MakeBase.gmkinclude JavaCompilation.gmkinclude CommonLangtools.gmk# Setup a compiler configuration using javac from the interim langtools jar# that generates code for the new jdk that is being built. The code compiled # by this compiler setup, cannot necessarily be run with the bootstrap jvm.$(eval $(call SetupJavaCompiler,GENERATE_NEWBYTECODE, \ JVM := $(JAVA), \ JAVAC := $(NEW_JAVAC), \ FLAGS := -XDignore.symbol.file=true -Xlint:all$(COMMA)-deprecation -Werror, \ SERVER_DIR := $(SJAVAC_SERVER_DIR), \ SERVER_JVM := $(SJAVAC_SERVER_JAVA)))$(eval $(call SetupJavaCompilation,BUILD_FULL_LANGTOOLS, \ SETUP := GENERATE_NEWBYTECODE, \ SRC := $(LANGTOOLS_TOPDIR)/src/share/classes \ $(LANGTOOLS_OUTPUTDIR)/gensrc \ $(LANGTOOLS_OUTPUTDIR)/genstubs, \ EXCLUDES := java/util java/io java/nio, \ COPY := $(RESOURCE_SUFFIXES), \ BIN := $(LANGTOOLS_OUTPUTDIR)/classes, \ JAR := $(LANGTOOLS_OUTPUTDIR)/dist/lib/classes.jar))# Construct the source zip separately to avoid picking up the genstubs sources.$(eval $(call SetupZipArchive,ZIP_FULL_LANGTOOLS_SOURCE, \ SRC := $(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc, \ ZIP := $(LANGTOOLS_OUTPUTDIR)/dist/lib/src.zip))all: \ $(BUILD_FULL_LANGTOOLS) \ $(ZIP_FULL_LANGTOOLS_SOURCE)