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8240261: Use make/templates/gpl-cp-header in FieldGen.java

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Reviewed-by: erikj
This commit is contained in:
Weijun Wang 2020-03-12 18:21:59 +08:00
parent 19e02810db
commit 0368e41c12
4 changed files with 82 additions and 43 deletions
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4
make/gensrc/Gensrc-java.base.gmk
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@ -1,5 +1,5 @@
#
# Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
# Copyright (c) 2011, 2020, 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
@ -101,7 +101,7 @@ GENSRC_JAVA_BASE += $(GENSRC_LSREQUIVMAPS)
################################################################################
INTPOLY_GEN_DONE := $(GENSRC_DIR)/_intpoly-gensrc.marker
INTPOLY_HEADER := $(TOPDIR)/make/jdk/src/classes/build/tools/intpoly/header.txt
INTPOLY_HEADER := $(TOPDIR)/make/templates/gpl-cp-header
$(INTPOLY_GEN_DONE): $(INTPLOY_HEADER) $(BUILD_TOOLS_JDK)
$(call MakeDir, $(GENSRC_DIR))
$(call LogInfo, Generating fixed-field math classes for java.base)

29
make/jdk/src/classes/build/tools/intpoly/FieldGen.java
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@ -1,10 +1,12 @@
/*
* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2020, 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.
* 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
@ -21,12 +23,13 @@
* questions.
*/
/*
* This file is used to generated optimized finite field implementations.
*/
package build.tools.intpoly;
import build.tools.util.Header;
import java.io.*;
import java.math.BigInteger;
import java.nio.file.Files;
@ -584,8 +587,16 @@ public class FieldGen {
private String generate(FieldParams params) throws IOException {
CodeBuffer result = new CodeBuffer();
String header = readHeader();
result.appendLine(header);
for (String line : Header.javaHeader(headerPath)) {
result.appendLine(line);
}
result.appendLine();
result.appendLine("/*");
result.appendLine(" * This file is generated by FieldGen.java. "
+ "Do not modify it directly.");
result.appendLine(" */");
result.appendLine();
if (packageName != null) {
result.appendLine("package " + packageName + ";");
@ -910,12 +921,4 @@ public class FieldGen {
result.freeTemporary(temp);
}
}
private String readHeader() throws IOException {
BufferedReader reader
= Files.newBufferedReader(headerPath);
StringBuffer result = new StringBuffer();
reader.lines().forEach(s -> result.append(s + "\n"));
return result.toString();
}
}

28
make/jdk/src/classes/build/tools/intpoly/header.txt
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@ -1,28 +0,0 @@
/*
* Copyright (c) 2018, 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 file is generated by FieldGen.java. Do not modify it directly.
*/

64
make/jdk/src/classes/build/tools/util/Header.java Normal file
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@ -0,0 +1,64 @@
/*
* Copyright (c) 2020, 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 build.tools.util;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.time.LocalDate;
import java.util.ArrayList;
import java.util.List;
public class Header {
// template: a file inside make/template/
// years: "2020," or "2000, 2020,"
public static List<String> javaHeader(Path template, String years)
throws IOException {
List<String> result = new ArrayList<>();
result.add("/*");
int emptyLines = 0;
for (String line : Files.readAllLines(template)) {
if (line.isEmpty()) {
emptyLines++;
} else {
// Only add empty lines when they are not at the end
for (int i = 0; i < emptyLines; i++) {
result.add(" *");
}
emptyLines = 0;
result.add(" * " + line.replace("%YEARS%", years));
}
}
result.add(" */");
return result;
}
public static List<String> javaHeader(Path template)
throws IOException {
return javaHeader(template, LocalDate.now().getYear() + ",");
}
}