1 files changed, 217 insertions, 0 deletions
diff --git a/src/main/java/org/apache/commons/math/MathException.java b/src/main/java/org/apache/commons/math/MathException.java
new file mode 100644
index 0000000..5f1a566
--- /dev/null
+++ b/src/main/java/org/apache/commons/math/MathException.java
@@ -0,0 +1,217 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.commons.math;
+
+import java.io.PrintStream;
+import java.io.PrintWriter;
+import java.text.MessageFormat;
+import java.util.Locale;
+
+import org.apache.commons.math.exception.MathThrowable;
+import org.apache.commons.math.exception.util.DummyLocalizable;
+import org.apache.commons.math.exception.util.Localizable;
+import org.apache.commons.math.exception.util.LocalizedFormats;
+
+
+/**
+ * Base class for commons-math checked exceptions.
+ * <p>
+ * Supports nesting, emulating JDK 1.4 behavior if necessary.</p>
+ * <p>
+ * Adapted from <a href="http://commons.apache.org/collections/api-release/org/apache/commons/collections/FunctorException.html"/>.</p>
+ *
+ * @version $Revision: 1070725 $ $Date: 2011-02-15 02:31:12 +0100 (mar. 15 févr. 2011) $
+ */
+public class MathException extends Exception implements MathThrowable {
+
+    /** Serializable version identifier. */
+    private static final long serialVersionUID = 7428019509644517071L;
+
+    /**
+     * Pattern used to build the message.
+     */
+    private final Localizable pattern;
+
+    /**
+     * Arguments used to build the message.
+     */
+    private final Object[] arguments;
+
+    /**
+     * Constructs a new <code>MathException</code> with no
+     * detail message.
+     */
+    public MathException() {
+        this.pattern   = LocalizedFormats.SIMPLE_MESSAGE;
+        this.arguments = new Object[] { "" };
+    }
+
+    /**
+     * Constructs a new <code>MathException</code> with specified
+     * formatted detail message.
+     * Message formatting is delegated to {@link java.text.MessageFormat}.
+     * @param pattern format specifier
+     * @param arguments format arguments
+     * @deprecated as of 2.2 replaced by {@link #MathException(Localizable, Object...)}
+     */
+    @Deprecated
+    public MathException(String pattern, Object ... arguments) {
+      this(new DummyLocalizable(pattern), arguments);
+    }
+
+    /**
+     * Constructs a new <code>MathException</code> with specified
+     * formatted detail message.
+     * Message formatting is delegated to {@link java.text.MessageFormat}.
+     * @param pattern format specifier
+     * @param arguments format arguments
+     * @since 2.2
+     */
+    public MathException(Localizable pattern, Object ... arguments) {
+      this.pattern   = pattern;
+      this.arguments = (arguments == null) ? new Object[0] : arguments.clone();
+    }
+
+    /**
+     * Constructs a new <code>MathException</code> with specified
+     * nested <code>Throwable</code> root cause.
+     *
+     * @param rootCause  the exception or error that caused this exception
+     *                   to be thrown.
+     */
+    public MathException(Throwable rootCause) {
+        super(rootCause);
+        this.pattern   = LocalizedFormats.SIMPLE_MESSAGE;
+        this.arguments = new Object[] { (rootCause == null) ? "" : rootCause.getMessage() };
+    }
+
+    /**
+     * Constructs a new <code>MathException</code> with specified
+     * formatted detail message and nested <code>Throwable</code> root cause.
+     * Message formatting is delegated to {@link java.text.MessageFormat}.
+     * @param rootCause the exception or error that caused this exception
+     * to be thrown.
+     * @param pattern format specifier
+     * @param arguments format arguments
+     * @since 1.2
+     * @deprecated as of 2.2 replaced by {@link #MathException(Throwable, Localizable, Object...)}
+     */
+    @Deprecated
+    public MathException(Throwable rootCause, String pattern, Object ... arguments) {
+        this(rootCause, new DummyLocalizable(pattern), arguments);
+    }
+
+    /**
+     * Constructs a new <code>MathException</code> with specified
+     * formatted detail message and nested <code>Throwable</code> root cause.
+     * Message formatting is delegated to {@link java.text.MessageFormat}.
+     * @param rootCause the exception or error that caused this exception
+     * to be thrown.
+     * @param pattern format specifier
+     * @param arguments format arguments
+     * @since 2.2
+     */
+    public MathException(Throwable rootCause, Localizable pattern, Object ... arguments) {
+      super(rootCause);
+      this.pattern   = pattern;
+      this.arguments = (arguments == null) ? new Object[0] : arguments.clone();
+    }
+
+    /** Gets the pattern used to build the message of this throwable.
+     *
+     * @return the pattern used to build the message of this throwable
+     * @since 1.2
+     * @deprecated as of 2.2 replaced by {@link #getSpecificPattern()} and {@link #getGeneralPattern()}
+     */
+    @Deprecated
+    public String getPattern() {
+        return pattern.getSourceString();
+    }
+
+    /**
+     * {@inheritDoc}
+     *
+     * @since 2.2
+     */
+    public Localizable getSpecificPattern() {
+        return null;
+    }
+
+    /**
+     * {@inheritDoc}
+     *
+     * @since 2.2
+     */
+    public Localizable getGeneralPattern() {
+        return pattern;
+    }
+
+    /** {@inheritDoc} */
+    public Object[] getArguments() {
+        return arguments.clone();
+    }
+
+    /** Gets the message in a specified locale.
+     *
+     * @param locale Locale in which the message should be translated
+     *
+     * @return localized message
+     * @since 1.2
+     */
+    public String getMessage(final Locale locale) {
+        if (pattern != null) {
+            return new MessageFormat(pattern.getLocalizedString(locale), locale).format(arguments);
+        }
+        return "";
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public String getMessage() {
+        return getMessage(Locale.US);
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public String getLocalizedMessage() {
+        return getMessage(Locale.getDefault());
+    }
+
+    /**
+     * Prints the stack trace of this exception to the standard error stream.
+     */
+    @Override
+    public void printStackTrace() {
+        printStackTrace(System.err);
+    }
+
+    /**
+     * Prints the stack trace of this exception to the specified stream.
+     *
+     * @param out  the <code>PrintStream</code> to use for output
+     */
+    @Override
+    public void printStackTrace(PrintStream out) {
+        synchronized (out) {
+            PrintWriter pw = new PrintWriter(out, false);
+            printStackTrace(pw);
+            // Flush the PrintWriter before it's GC'ed.
+            pw.flush();
+        }
+    }
+
+}