else if (lhs instanceof long[]) {
            append((long[]) lhs, (long[]) rhs);
        } else if (lhs instanceof int[]) {
            append((int[]) lhs, (int[]) rhs);
        } else if (lhs instanceof short[]) {
            append((short[]) lhs, (short[]) rhs);
        } else if (lhs instanceof char[]) {
            append((char[]) lhs, (char[]) rhs);
        } else if (lhs instanceof byte[]) {
            append((byte[]) lhs, (byte[]) rhs);
        } else if (lhs instanceof double[]) {
            append((double[]) lhs, (double[]) rhs);
        } else if (lhs instanceof float[]) {
            append((float[]) lhs, (float[]) rhs);
        } else if (lhs instanceof boolean[]) {
            append((boolean[]) lhs, (boolean[]) rhs);
        } else {
            // Not an array of primitives
            append((Object[]) lhs, (Object[]) rhs);

    public ContextedRuntimeException setContextValue(String label, Object value) {        
        exceptionContext.setContextValue(label, value);
        return this;
    }

    /**
     * {@inheritDoc}
     */
    public List<Object> getContextValues(String label) {
        return this.exceptionContext.getContextValues(label);
    }

    /**
     * {@inheritDoc}
     */
    public Object getFirstContextValue(String label) {
        return this.exceptionContext.getFirstContextValue(label);
    }

    /**
     * {@inheritDoc}
     */
    public List<Pair<String, Object>> getContextEntries() {
        return this.exceptionContext.getContextEntries();
    }

    /**
     * {@inheritDoc}
     */
    public Set<String> getContextLabels() {
        return exceptionContext.getContextLabels();
    }

    /**
     * Provides the message explaining the exception, including the contextual data.
     * 
     * @see java.lang.Throwable#getMessage()
     * @return the message, never null
     */
    @Override
    public String getMessage(){
        return getFormattedExceptionMessage(super.getMessage());
    }

    /**
     * Provides the message explaining the exception without the contextual data.
     * 
     * @see java.lang.Throwable#getMessage()
     * @return the message
     * @since 3.0.1
     */
    public String getRawMessage() {
        return super.getMessage();
    }

    /**
     * {@inheritDoc}
     */
    public String getFormattedExceptionMessage(String baseMessage) {
        return exceptionContext.getFormattedExceptionMessage(baseMessage);
    }

}

    public CompareToBuilder append(float[] lhs, float[] rhs) {
        if (comparison != 0) {
            return this;
        }
        if (lhs == rhs) {
            return this;
        }
        if (lhs == null) {
            comparison = -1;
            return this;
        }
        if (rhs == null) {
            comparison = +1;
            return this;
        }
        if (lhs.length != rhs.length) {
            comparison = (lhs.length < rhs.length) ? -1 : +1;
            return this;
        }
        for (int i = 0; i < lhs.length && comparison == 0; i++) {
            append(lhs[i], rhs[i]);
        }
        return this;
    }

    /**
     * <p>Appends to the <code>builder</code> the deep comparison of
     * two <code>boolean</code> arrays.</p>
     *
     * <ol>
     *  <li>Check if arrays are the same using <code>==</code></li>
     *  <li>Check if for <code>null</code>, <code>null</code> is less than non-<code>null</code></li>
     *  <li>Check array length, a shorter length array is less than a longer length array</li>
     *  <li>Check array contents element by element using {@link #append(boolean, boolean)}</li>
     * </ol>
     *
     * @param lhs  left-hand array
     * @param rhs  right-hand array
     * @return this - used to chain append calls
     */
    public CompareToBuilder append(boolean[] lhs, boolean[] rhs) {

    public CompareToBuilder append(boolean[] lhs, boolean[] rhs) {
        if (comparison != 0) {
            return this;
        }
        if (lhs == rhs) {
            return this;
        }
        if (lhs == null) {
            comparison = -1;
            return this;
        }
        if (rhs == null) {
            comparison = +1;
            return this;
        }
        if (lhs.length != rhs.length) {
            comparison = (lhs.length < rhs.length) ? -1 : +1;
            return this;
        }
        for (int i = 0; i < lhs.length && comparison == 0; i++) {
            append(lhs[i], rhs[i]);
        }
        return this;
    }

    //-----------------------------------------------------------------------
    /**
     * Returns a negative integer, a positive integer, or zero as
     * the <code>builder</code> has judged the "left-hand" side
     * as less than, greater than, or equal to the "right-hand"
     * side.
     * 
     * @return final comparison result
     * @see #build()
     */
    public int toComparison() {

    public StrBuilder append(StrBuilder str, int startIndex, int length) {
        if (str == null) {
            return appendNull();
        }
        if (startIndex < 0 || startIndex > str.length()) {
            throw new StringIndexOutOfBoundsException("startIndex must be valid");
        }
        if (length < 0 || (startIndex + length) > str.length()) {
            throw new StringIndexOutOfBoundsException("length must be valid");
        }
        if (length > 0) {
            int len = length();
            ensureCapacity(len + length);
            str.getChars(startIndex, startIndex + length, buffer, len);
            size += length;
        }
        return this;
    }

    /**
     * Appends a char array to the string builder.
     * Appending null will call {@link #appendNull()}.
     *
     * @param chars  the char array to append
     * @return this, to enable chaining
     */
    public StrBuilder append(char[] chars) {

    public CompareToBuilder append(long[] lhs, long[] rhs) {
        if (comparison != 0) {
            return this;
        }
        if (lhs == rhs) {
            return this;
        }
        if (lhs == null) {
            comparison = -1;
            return this;
        }
        if (rhs == null) {
            comparison = +1;
            return this;
        }
        if (lhs.length != rhs.length) {
            comparison = (lhs.length < rhs.length) ? -1 : +1;
            return this;
        }
        for (int i = 0; i < lhs.length && comparison == 0; i++) {
            append(lhs[i], rhs[i]);

            for (int i = 0; i < fields.length && builder.isEquals; i++) {
                Field f = fields[i];
                if (!ArrayUtils.contains(excludeFields, f.getName())
                    && (f.getName().indexOf('$') == -1)
                    && (useTransients || !Modifier.isTransient(f.getModifiers()))
                    && (!Modifier.isStatic(f.getModifiers()))) {
                    try {
                        builder.append(f.get(lhs), f.get(rhs));
                    } catch (IllegalAccessException e) {
                        //this can't happen. Would get a Security exception instead
                        //throw a runtime exception in case the impossible happens.
                        throw new InternalError("Unexpected IllegalAccessException");
                    }
                }
            }
        } finally {

    public EqualsBuilder append(float[] lhs, float[] rhs) {
        if (isEquals == false) {
            return this;
        }
        if (lhs == rhs) {
            return this;
        }
        if (lhs == null || rhs == null) {
            this.setEquals(false);
            return this;
        }
        if (lhs.length != rhs.length) {
            this.setEquals(false);
            return this;
        }
        for (int i = 0; i < lhs.length && isEquals; ++i) {
            append(lhs[i], rhs[i]);
        }
        return this;
    }

    /**
     * <p>Deep comparison of array of <code>boolean</code>. Length and all
     * values are compared.</p>
     *
     * <p>The method {@link #append(boolean, boolean)} is used.</p>
     *
     * @param lhs  the left hand <code>boolean[]</code>
     * @param rhs  the right hand <code>boolean[]</code>
     * @return EqualsBuilder - used to chain calls.
     */
    public EqualsBuilder append(boolean[] lhs, boolean[] rhs) {