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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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111
make/langtools/tools/crules/AbstractCodingRulesAnalyzer.java Normal file
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/*
* Copyright (c) 2013, 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.
*/
package crules;
import java.text.MessageFormat;
import java.util.Locale;
import java.util.ResourceBundle;
import com.sun.source.util.JavacTask;
import com.sun.tools.javac.api.BasicJavacTask;
import com.sun.tools.javac.code.Symtab;
import com.sun.tools.javac.model.JavacElements;
import com.sun.tools.javac.model.JavacTypes;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.tree.TreeScanner;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.util.JCDiagnostic;
import com.sun.tools.javac.util.JCDiagnostic.DiagnosticType;
import com.sun.tools.javac.util.Log;
import com.sun.tools.javac.util.Options;
import com.sun.tools.javac.util.RawDiagnosticFormatter;
import static com.sun.source.util.TaskEvent.Kind;
public abstract class AbstractCodingRulesAnalyzer {
private final Log log;
private final boolean rawDiagnostics;
private final JCDiagnostic.Factory diags;
private final Options options;
protected final Messages messages;
protected final Symtab syms;
protected final JavacElements elements;
protected final JavacTypes types;
protected TreeScanner treeVisitor;
protected Kind eventKind;
public AbstractCodingRulesAnalyzer(JavacTask task) {
BasicJavacTask impl = (BasicJavacTask)task;
Context context = impl.getContext();
log = Log.instance(context);
options = Options.instance(context);
rawDiagnostics = options.isSet("rawDiagnostics");
diags = JCDiagnostic.Factory.instance(context);
messages = new Messages();
syms = Symtab.instance(context);
elements = JavacElements.instance(context);
types = JavacTypes.instance(context);
}
protected class Messages {
ResourceBundle bundle;
Messages() {
String name = getClass().getPackage().getName() + ".resources.crules";
bundle = ResourceBundle.getBundle(name, Locale.ENGLISH);
}
public void error(JCTree tree, String code, Object... args) {
String msg;
if (rawDiagnostics) {
RawDiagnosticFormatter f = new RawDiagnosticFormatter(options);
msg = f.formatMessage(diags.create(DiagnosticType.FRAGMENT, log.currentSource(),
tree.pos(), code, args), null);
} else {
msg = (code == null) ? (String) args[0] : localize(code, args);
}
log.error(tree, "proc.messager", msg.toString());
}
private String localize(String code, Object... args) {
String msg = bundle.getString(code);
if (msg == null) {
StringBuilder sb = new StringBuilder();
sb.append("message file broken: code=").append(code);
if (args.length > 0) {
sb.append(" arguments={0}");
for (int i = 1; i < args.length; i++) {
sb.append(", {").append(i).append("}");
}
}
msg = sb.toString();
}
return MessageFormat.format(msg, args);
}
}
}