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6873849: suppress notes generated by javac

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Reviewed-by: darcy
This commit is contained in:
Jonathan Gibbons 2009-08-21 11:25:45 -07:00
parent 54aaa7ae7a
commit bde1a2faf8
2 changed files with 82 additions and 1 deletions
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7
langtools/src/share/classes/com/sun/tools/javac/util/Log.java
View File

@ -78,6 +78,10 @@ public class Log extends AbstractLog {
*/
public boolean emitWarnings;
/** Switch: suppress note messages.
*/
public boolean suppressNotes;
/** Print stack trace on errors?
*/
public boolean dumpOnError;
@ -121,6 +125,7 @@ public class Log extends AbstractLog {
this.dumpOnError = options.get("-doe") != null;
this.promptOnError = options.get("-prompt") != null;
this.emitWarnings = options.get("-Xlint:none") == null;
this.suppressNotes = options.get("suppressNotes") != null;
this.MaxErrors = getIntOption(options, "-Xmaxerrs", 100);
this.MaxWarnings = getIntOption(options, "-Xmaxwarns", 100);
@ -324,7 +329,7 @@ public class Log extends AbstractLog {
// Print out notes only when we are permitted to report warnings
// Notes are only generated at the end of a compilation, so should be small
// in number.
if (emitWarnings || diagnostic.isMandatory()) {
if ((emitWarnings || diagnostic.isMandatory()) && !suppressNotes) {
writeDiagnostic(diagnostic);
}
break;

76
langtools/test/tools/javac/T6873849.java Normal file
View File

@ -0,0 +1,76 @@
/*
* Copyright 2006 Sun Microsystems, Inc. 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.
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.List;
/*
* @test
* @bug 6873849
* @summary suppress notes generated by javac
*/
public class T6873849 {
public static void main(String... args) throws Exception {
new T6873849().run();
}
public void run() throws Exception {
test(null, "- compiler.note.unchecked.filename: T6873849.java" + newline +
"- compiler.note.unchecked.recompile" + newline);
test("-XDsuppressNotes", "");
}
void test(String opt, String expect) throws Exception {
List<String> args = new ArrayList<String>();
if (opt != null)
args.add(opt);
args.add("-d");
args.add(testClasses.getPath());
args.add("-XDrawDiagnostics");
args.add(new File(testSrc, "T6873849.java").getPath());
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
System.err.println("compile: " + args);
int rc = com.sun.tools.javac.Main.compile(args.toArray(new String[args.size()]), pw);
pw.close();
String out = sw.toString();
System.out.println(out);
if (rc != 0)
throw new Exception("compilation failed unexpectedly");
if (!out.equals(expect))
throw new Exception("unexpected output from compiler");
}
void m(List t) {
// force a note about unchecked usage
t.add(new Object());
}
private File testSrc = new File(System.getProperty("test.src", "."));
private File testClasses = new File(System.getProperty("test.classes", "."));
private String newline = System.getProperty("line.separator");
}