8141132: JEP 254: Compact Strings
Summary: Adopt a more space-efficient internal representation for strings.
Reviewed-by: alanb, bdelsart, coleenp, iklam, jiangli, jrose, kevinw, naoto, pliden, roland, smarks, twisti
Contributed-by: Brent Christian <brent.christian@oracle.com>, Vivek Deshpande <vivek.r.deshpande@intel.com>, Tobias Hartmann <tobias.hartmann@oracle.com>, Charlie Hunt <charlie.hunt@oracle.com>, Vladimir Kozlov <vladimir.kozlov@oracle.com>, Roger Riggs <roger.riggs@oracle.com>, Xueming Shen <xueming.shen@oracle.com>, Aleksey Shipilev <aleksey.shipilev@oracle.com>, Sandhya Viswanathan <sandhya.viswanathan@intel.com>
## Copyright (c) 2011, 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.#GENSRC_EXCEPTIONS :=GENSRC_EXCEPTIONS_DST := $(SUPPORT_OUTPUTDIR)/gensrc/java.base/java/nioGENSRC_EXCEPTIONS_SRC := $(JDK_TOPDIR)/src/java.base/share/classes/java/nioGENSRC_EXCEPTIONS_CMD := $(JDK_TOPDIR)/make/scripts/genExceptions.shGENSRC_EXCEPTIONS_SRC_DIRS := . charset channels###$(GENSRC_EXCEPTIONS_DST)/_the.exceptions.dir: $(ECHO) "Generating exceptions classes" $(MKDIR) -p $(@D) $(TOUCH) $@###$(GENSRC_EXCEPTIONS_DST)/_the.%.marker: $(GENSRC_EXCEPTIONS_SRC)/%/exceptions \ $(GENSRC_EXCEPTIONS_CMD) \ $(GENSRC_EXCEPTIONS_DST)/_the.exceptions.dir $(MKDIR) -p $(@D)/$* SCRIPTS="$(JDK_TOPDIR)/make/scripts" NAWK="$(NAWK)" SH="$(SH)" $(SH) $(GENSRC_EXCEPTIONS_CMD) $< $(@D)/$* $(LOG_INFO) $(TOUCH) $@GENSRC_EXCEPTIONS += $(foreach D,$(GENSRC_EXCEPTIONS_SRC_DIRS),$(GENSRC_EXCEPTIONS_DST)/_the.$(D).marker)GENSRC_JAVA_BASE += $(GENSRC_EXCEPTIONS)$(GENSRC_EXCEPTIONS): $(BUILD_TOOLS_JDK)