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diff --git a/third_party/jformatstring/java/edu/umd/cs/findbugs/formatStringChecker/IllegalFormatConversionException.java b/third_party/jformatstring/java/edu/umd/cs/findbugs/formatStringChecker/IllegalFormatConversionException.java
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+++ b/third_party/jformatstring/java/edu/umd/cs/findbugs/formatStringChecker/IllegalFormatConversionException.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2003-2007 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. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 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.
+ */
+/* This file has been extensively modified from the original Sun implementation
+ * to provide for compile time checking of Format Strings.
+ *
+ * These modifications were performed by Bill Pugh, this code is free software.
+ *
+ */
+package edu.umd.cs.findbugs.formatStringChecker;
+
+public class IllegalFormatConversionException extends FormatterException {
+
+ private static final long serialVersionUID = 1L;
+
+ final private String formatSpecifier;
+ final private char conversion;
+ final private String signature;
+ int argIndex = -1;
+
+ /**
+ * Constructs an instance of this class with the mismatched conversion and
+ * the corresponding argument class.
+ *
+ * @param formatSpecifier
+ * Inapplicable format specifier
+ *
+ * @param signature
+ * Signature of the mismatched argument
+ */
+ public IllegalFormatConversionException(String formatSpecifier,
+ char conversion, String signature) {
+ if (signature == null)
+ throw new NullPointerException();
+
+ this.conversion = conversion;
+ this.formatSpecifier = formatSpecifier;
+ this.signature = signature;
+ }
+
+ public void setArgIndex(int argIndex) {
+ if (argIndex == -1)
+ throw new IllegalStateException("arg index already set");
+ this.argIndex = argIndex;
+ }
+
+ public int getArgIndex() {
+ return argIndex;
+ }
+
+ public String getFormatSpecifier() {
+ return formatSpecifier;
+ }
+
+ public char getConversion() {
+ return conversion;
+ }
+
+ /**
+ * Returns the class of the mismatched argument.
+ *
+ * @return The class of the mismatched argument
+ */
+ public String getArgumentSignature() {
+ return signature;
+ }
+
+ // javadoc inherited from Throwable.java
+ public String getMessage() {
+ return String.format("%s can't format %s", formatSpecifier, signature);
+ }
+
+}