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 * Copyright (c) 1997, 2013, 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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package javax.swing;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.Paint;
import javax.swing.border.*;

Factory class for vending standard Border objects.  Wherever
possible, this factory will hand out references to shared
Border instances.
For further information and examples see
How
to Use Borders,
a section in The Java Tutorial.
Author:
David Kloba/**
 * Factory class for vending standard <code>Border</code> objects.  Wherever
 * possible, this factory will hand out references to shared
 * <code>Border</code> instances.
 * For further information and examples see
 * <a href="https://docs.oracle.com/javase/tutorial/uiswing/components/border.htmll">How
 to Use Borders</a>,
 * a section in <em>The Java Tutorial</em>.
 *
 * @author David Kloba
 */
public class BorderFactory
{

    
Don't let anyone instantiate this class /** Don't let anyone instantiate this class */
    private BorderFactory() {
    }


//// LineBorder ///////////////////////////////////////////////////////////////
    
Creates a line border withe the specified color.
Params:
color –  a Color to use for the line
Returns:
the Border object/**
     * Creates a line border withe the specified color.
     *
     * @param color  a <code>Color</code> to use for the line
     * @return the <code>Border</code> object
     */
    public static Border createLineBorder(Color color) {
        return new LineBorder(color, 1);
    }

    
Creates a line border with the specified color and width. The width applies to all four sides of the border. To specify widths individually for the top, bottom, left, and right, use createMatteBorder(int, int, int, int, Color). 
Params:
color –  a Color to use for the line
thickness –  an integer specifying the width in pixels
Returns:
the Border object/**
     * Creates a line border with the specified color
     * and width. The width applies to all four sides of the
     * border. To specify widths individually for the top,
     * bottom, left, and right, use
     * {@link #createMatteBorder(int,int,int,int,Color)}.
     *
     * @param color  a <code>Color</code> to use for the line
     * @param thickness  an integer specifying the width in pixels
     * @return the <code>Border</code> object
     */
    public static Border createLineBorder(Color color, int thickness)  {
        return new LineBorder(color, thickness);
    }

    
Creates a line border with the specified color, thickness, and corner shape.
Params:
color –      the color of the border
thickness –  the thickness of the border
rounded –    whether or not border corners should be round
See Also:
LineBorder(Color, int, boolean)
Returns:
the Border object
Since:
1.7/**
     * Creates a line border with the specified color, thickness, and corner shape.
     *
     * @param color      the color of the border
     * @param thickness  the thickness of the border
     * @param rounded    whether or not border corners should be round
     * @return the {@code Border} object
     *
     * @see LineBorder#LineBorder(Color, int, boolean)
     * @since 1.7
     */
    public static Border createLineBorder(Color color, int thickness, boolean rounded) {
        return new LineBorder(color, thickness, rounded);
    }

//// BevelBorder /////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
    static final Border sharedRaisedBevel = new BevelBorder(BevelBorder.RAISED);
    static final Border sharedLoweredBevel = new BevelBorder(BevelBorder.LOWERED);

    
Creates a border with a raised beveled edge, using
brighter shades of the component's current background color
for highlighting, and darker shading for shadows.
(In a raised border, highlights are on top and shadows
 are underneath.)
Returns:
the Border object/**
     * Creates a border with a raised beveled edge, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a raised border, highlights are on top and shadows
     *  are underneath.)
     *
     * @return the <code>Border</code> object
     */
    public static Border createRaisedBevelBorder() {
        return createSharedBevel(BevelBorder.RAISED);
    }

    
Creates a border with a lowered beveled edge, using
brighter shades of the component's current background color
for highlighting, and darker shading for shadows.
(In a lowered border, shadows are on top and highlights
 are underneath.)
Returns:
the Border object/**
     * Creates a border with a lowered beveled edge, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a lowered border, shadows are on top and highlights
     *  are underneath.)
     *
     * @return the <code>Border</code> object
     */
    public static Border createLoweredBevelBorder() {
        return createSharedBevel(BevelBorder.LOWERED);
    }

    
Creates a beveled border of the specified type, using
brighter shades of the component's current background color
for highlighting, and darker shading for shadows.
(In a lowered border, shadows are on top and highlights
 are underneath.)
Params:
type –  an integer specifying either
                 BevelBorder.LOWERED or
                 BevelBorder.RAISED
Returns:
the Border object/**
     * Creates a beveled border of the specified type, using
     * brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * (In a lowered border, shadows are on top and highlights
     *  are underneath.)
     *
     * @param type  an integer specifying either
     *                  <code>BevelBorder.LOWERED</code> or
     *                  <code>BevelBorder.RAISED</code>
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type) {
        return createSharedBevel(type);
    }

    
Creates a beveled border of the specified type, using
the specified highlighting and shadowing. The outer
edge of the highlighted area uses a brighter shade of
the highlight color. The inner edge of the shadow area
uses a brighter shade of the shadow color.
Params:
type –  an integer specifying either
                 BevelBorder.LOWERED or
                 BevelBorder.RAISED
highlight –  a Color object for highlights
shadow –     a Color object for shadows
Returns:
the Border object/**
     * Creates a beveled border of the specified type, using
     * the specified highlighting and shadowing. The outer
     * edge of the highlighted area uses a brighter shade of
     * the highlight color. The inner edge of the shadow area
     * uses a brighter shade of the shadow color.
     *
     * @param type  an integer specifying either
     *                  <code>BevelBorder.LOWERED</code> or
     *                  <code>BevelBorder.RAISED</code>
     * @param highlight  a <code>Color</code> object for highlights
     * @param shadow     a <code>Color</code> object for shadows
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type, Color highlight, Color shadow) {
        return new BevelBorder(type, highlight, shadow);
    }

    
Creates a beveled border of the specified type, using
the specified colors for the inner and outer highlight
and shadow areas.
Params:
type –  an integer specifying either
         BevelBorder.LOWERED or
         BevelBorder.RAISED
highlightOuter –  a Color object for the
                 outer edge of the highlight area
highlightInner –  a Color object for the
                 inner edge of the highlight area
shadowOuter –     a Color object for the
                 outer edge of the shadow area
shadowInner –     a Color object for the
                 inner edge of the shadow area
Returns:
the Border object/**
     * Creates a beveled border of the specified type, using
     * the specified colors for the inner and outer highlight
     * and shadow areas.
     *
     * @param type  an integer specifying either
     *          <code>BevelBorder.LOWERED</code> or
     *          <code>BevelBorder.RAISED</code>
     * @param highlightOuter  a <code>Color</code> object for the
     *                  outer edge of the highlight area
     * @param highlightInner  a <code>Color</code> object for the
     *                  inner edge of the highlight area
     * @param shadowOuter     a <code>Color</code> object for the
     *                  outer edge of the shadow area
     * @param shadowInner     a <code>Color</code> object for the
     *                  inner edge of the shadow area
     * @return the <code>Border</code> object
     */
    public static Border createBevelBorder(int type,
                        Color highlightOuter, Color highlightInner,
                        Color shadowOuter, Color shadowInner) {
        return new BevelBorder(type, highlightOuter, highlightInner,
                                        shadowOuter, shadowInner);
    }

    static Border createSharedBevel(int type)   {
        if(type == BevelBorder.RAISED) {
            return sharedRaisedBevel;
        } else if(type == BevelBorder.LOWERED) {
            return sharedLoweredBevel;
        }
        return null;
    }

//// SoftBevelBorder ///////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////

    private static Border sharedSoftRaisedBevel;
    private static Border sharedSoftLoweredBevel;

    
Creates a beveled border with a raised edge and softened corners,
using brighter shades of the component's current background color
for highlighting, and darker shading for shadows.
In a raised border, highlights are on top and shadows are underneath.
Returns:
the Border object
Since:
1.7/**
     * Creates a beveled border with a raised edge and softened corners,
     * using brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * In a raised border, highlights are on top and shadows are underneath.
     *
     * @return the {@code Border} object
     *
     * @since 1.7
     */
    public static Border createRaisedSoftBevelBorder() {
        if (sharedSoftRaisedBevel == null) {
            sharedSoftRaisedBevel = new SoftBevelBorder(BevelBorder.RAISED);
        }
        return sharedSoftRaisedBevel;
    }

    
Creates a beveled border with a lowered edge and softened corners,
using brighter shades of the component's current background color
for highlighting, and darker shading for shadows.
In a lowered border, shadows are on top and highlights are underneath.
Returns:
the Border object
Since:
1.7/**
     * Creates a beveled border with a lowered edge and softened corners,
     * using brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * In a lowered border, shadows are on top and highlights are underneath.
     *
     * @return the {@code Border} object
     *
     * @since 1.7
     */
    public static Border createLoweredSoftBevelBorder() {
        if (sharedSoftLoweredBevel == null) {
            sharedSoftLoweredBevel = new SoftBevelBorder(BevelBorder.LOWERED);
        }
        return sharedSoftLoweredBevel;
    }

    
Creates a beveled border of the specified type with softened corners, using brighter shades of the component's current background color for highlighting, and darker shading for shadows. The type is either BevelBorder.RAISED or BevelBorder.LOWERED. 
Params:
type –  a type of a bevel
See Also:
BevelBorder(int)
Returns:
the Border object or null if the specified type is not valid
Since:
1.7/**
     * Creates a beveled border of the specified type with softened corners,
     * using brighter shades of the component's current background color
     * for highlighting, and darker shading for shadows.
     * The type is either {@link BevelBorder#RAISED} or {@link BevelBorder#LOWERED}.
     *
     * @param type  a type of a bevel
     * @return the {@code Border} object or {@code null}
     *         if the specified type is not valid
     *
     * @see BevelBorder#BevelBorder(int)
     * @since 1.7
     */
    public static Border createSoftBevelBorder(int type) {
        if (type == BevelBorder.RAISED) {
            return createRaisedSoftBevelBorder();
        }
        if (type == BevelBorder.LOWERED) {
            return createLoweredSoftBevelBorder();
        }
        return null;
    }

    
Creates a beveled border of the specified type with softened corners, using the specified highlighting and shadowing. The type is either BevelBorder.RAISED or BevelBorder.LOWERED. The outer edge of the highlight area uses a brighter shade of the highlight color. The inner edge of the shadow area uses a brighter shade of the shadow color. 
Params:
type –       a type of a bevel
highlight –  a basic color of the highlight area
shadow –     a basic color of the shadow area
See Also:
BevelBorder(int, Color, Color)
Returns:
the Border object
Since:
1.7/**
     * Creates a beveled border of the specified type with softened corners,
     * using the specified highlighting and shadowing.
     * The type is either {@link BevelBorder#RAISED} or {@link BevelBorder#LOWERED}.
     * The outer edge of the highlight area uses
     * a brighter shade of the {@code highlight} color.
     * The inner edge of the shadow area uses
     * a brighter shade of the {@code shadow} color.
     *
     * @param type       a type of a bevel
     * @param highlight  a basic color of the highlight area
     * @param shadow     a basic color of the shadow area
     * @return the {@code Border} object
     *
     * @see BevelBorder#BevelBorder(int, Color, Color)
     * @since 1.7
     */
    public static Border createSoftBevelBorder(int type, Color highlight, Color shadow) {
        return new SoftBevelBorder(type, highlight, shadow);
    }

    
Creates a beveled border of the specified type with softened corners, using the specified colors for the inner and outer edges of the highlight and the shadow areas. The type is either BevelBorder.RAISED or BevelBorder.LOWERED. Note: The shadow inner and outer colors are switched for a lowered bevel border. 
Params:
type –            a type of a bevel
highlightOuter –  a color of the outer edge of the highlight area
highlightInner –  a color of the inner edge of the highlight area
shadowOuter –     a color of the outer edge of the shadow area
shadowInner –     a color of the inner edge of the shadow area
See Also:
BevelBorder(int, Color, Color, Color, Color)
Returns:
the Border object
Since:
1.7/**
     * Creates a beveled border of the specified type with softened corners,
     * using the specified colors for the inner and outer edges
     * of the highlight and the shadow areas.
     * The type is either {@link BevelBorder#RAISED} or {@link BevelBorder#LOWERED}.
     * Note: The shadow inner and outer colors are switched
     * for a lowered bevel border.
     *
     * @param type            a type of a bevel
     * @param highlightOuter  a color of the outer edge of the highlight area
     * @param highlightInner  a color of the inner edge of the highlight area
     * @param shadowOuter     a color of the outer edge of the shadow area
     * @param shadowInner     a color of the inner edge of the shadow area
     * @return the {@code Border} object
     *
     * @see BevelBorder#BevelBorder(int, Color, Color, Color, Color)
     * @since 1.7
     */
    public static Border createSoftBevelBorder(int type, Color highlightOuter, Color highlightInner, Color shadowOuter, Color shadowInner) {
        return new SoftBevelBorder(type, highlightOuter, highlightInner, shadowOuter, shadowInner);
    }

//// EtchedBorder ///////////////////////////////////////////////////////////

    static final Border sharedEtchedBorder = new EtchedBorder();
    private static Border sharedRaisedEtchedBorder;

    
Creates a border with an "etched" look using
the component's current background color for
highlighting and shading.
Returns:
the Border object/**
     * Creates a border with an "etched" look using
     * the component's current background color for
     * highlighting and shading.
     *
     * @return the <code>Border</code> object
     */
    public static Border createEtchedBorder()    {
        return sharedEtchedBorder;
    }

    
Creates a border with an "etched" look using
the specified highlighting and shading colors.
Params:
highlight –  a Color object for the border highlights
shadow –     a Color object for the border shadows
Returns:
the Border object/**
     * Creates a border with an "etched" look using
     * the specified highlighting and shading colors.
     *
     * @param highlight  a <code>Color</code> object for the border highlights
     * @param shadow     a <code>Color</code> object for the border shadows
     * @return the <code>Border</code> object
     */
    public static Border createEtchedBorder(Color highlight, Color shadow)    {
        return new EtchedBorder(highlight, shadow);
    }

    
Creates a border with an "etched" look using
the component's current background color for
highlighting and shading.
Params:
type –      one of EtchedBorder.RAISED, or
                 EtchedBorder.LOWERED
Throws:
IllegalArgumentException – if type is not either
                 EtchedBorder.RAISED or
                 EtchedBorder.LOWERED
Returns:
the Border object
Since:
1.3/**
     * Creates a border with an "etched" look using
     * the component's current background color for
     * highlighting and shading.
     *
     * @param type      one of <code>EtchedBorder.RAISED</code>, or
     *                  <code>EtchedBorder.LOWERED</code>
     * @return the <code>Border</code> object
     * @exception IllegalArgumentException if type is not either
     *                  <code>EtchedBorder.RAISED</code> or
     *                  <code>EtchedBorder.LOWERED</code>
     * @since 1.3
     */
    public static Border createEtchedBorder(int type)    {
        switch (type) {
        case EtchedBorder.RAISED:
            if (sharedRaisedEtchedBorder == null) {
                sharedRaisedEtchedBorder = new EtchedBorder
                                           (EtchedBorder.RAISED);
            }
            return sharedRaisedEtchedBorder;
        case EtchedBorder.LOWERED:
            return sharedEtchedBorder;
        default:
            throw new IllegalArgumentException("type must be one of EtchedBorder.RAISED or EtchedBorder.LOWERED");
        }
    }

    
Creates a border with an "etched" look using
the specified highlighting and shading colors.
Params:
type –      one of EtchedBorder.RAISED, or
                 EtchedBorder.LOWERED
highlight –  a Color object for the border highlights
shadow –     a Color object for the border shadows
Returns:
the Border object
Since:
1.3/**
     * Creates a border with an "etched" look using
     * the specified highlighting and shading colors.
     *
     * @param type      one of <code>EtchedBorder.RAISED</code>, or
     *                  <code>EtchedBorder.LOWERED</code>
     * @param highlight  a <code>Color</code> object for the border highlights
     * @param shadow     a <code>Color</code> object for the border shadows
     * @return the <code>Border</code> object
     * @since 1.3
     */
    public static Border createEtchedBorder(int type, Color highlight,
                                            Color shadow)    {
        return new EtchedBorder(type, highlight, shadow);
    }

//// TitledBorder ////////////////////////////////////////////////////////////
    
Creates a new titled border with the specified title,
the default border type (determined by the current look and feel),
the default text position (determined by the current look and feel),
the default justification (leading), and the default
font and text color (determined by the current look and feel).
Params:
title –      a String containing the text of the title
Returns:
the TitledBorder object/**
     * Creates a new titled border with the specified title,
     * the default border type (determined by the current look and feel),
     * the default text position (determined by the current look and feel),
     * the default justification (leading), and the default
     * font and text color (determined by the current look and feel).
     *
     * @param title      a <code>String</code> containing the text of the title
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(String title)     {
        return new TitledBorder(title);
    }

    
Creates a new titled border with an empty title,
the specified border object,
the default text position (determined by the current look and feel),
the default justification (leading), and the default
font and text color (determined by the current look and feel).
Params:
border –     the Border object to add the title to; if
                  null the Border is determined
                  by the current look and feel.
Returns:
the TitledBorder object/**
     * Creates a new titled border with an empty title,
     * the specified border object,
     * the default text position (determined by the current look and feel),
     * the default justification (leading), and the default
     * font and text color (determined by the current look and feel).
     *
     * @param border     the <code>Border</code> object to add the title to; if
     *                   <code>null</code> the <code>Border</code> is determined
     *                   by the current look and feel.
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(Border border)       {
        return new TitledBorder(border);
    }

    
Adds a title to an existing border,
with default positioning (determined by the current look and feel),
default justification (leading) and the default
font and text color (determined by the current look and feel).
Params:
border –     the Border object to add the title to
title –      a String containing the text of the title
Returns:
the TitledBorder object/**
     * Adds a title to an existing border,
     * with default positioning (determined by the current look and feel),
     * default justification (leading) and the default
     * font and text color (determined by the current look and feel).
     *
     * @param border     the <code>Border</code> object to add the title to
     * @param title      a <code>String</code> containing the text of the title
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(Border border,
                                                   String title) {
        return new TitledBorder(border, title);
    }

    
Adds a title to an existing border, with the specified
positioning and using the default
font and text color (determined by the current look and feel).
Params:
border –      the Border object to add the title to
title –       a String containing the text of the title
titleJustification –  an integer specifying the justification
       of the title -- one of the following:

TitledBorder.LEFT
TitledBorder.CENTER
TitledBorder.RIGHT
TitledBorder.LEADING
TitledBorder.TRAILING
TitledBorder.DEFAULT_JUSTIFICATION (leading)
titlePosition –       an integer specifying the vertical position of
       the text in relation to the border -- one of the following:

 TitledBorder.ABOVE_TOP
TitledBorder.TOP (sitting on the top line)
TitledBorder.BELOW_TOP
TitledBorder.ABOVE_BOTTOM
TitledBorder.BOTTOM (sitting on the bottom line)
TitledBorder.BELOW_BOTTOM
TitledBorder.DEFAULT_POSITION (the title position
 is determined by the current look and feel)
Returns:
the TitledBorder object/**
     * Adds a title to an existing border, with the specified
     * positioning and using the default
     * font and text color (determined by the current look and feel).
     *
     * @param border      the <code>Border</code> object to add the title to
     * @param title       a <code>String</code> containing the text of the title
     * @param titleJustification  an integer specifying the justification
     *        of the title -- one of the following:
     *<ul>
     *<li><code>TitledBorder.LEFT</code>
     *<li><code>TitledBorder.CENTER</code>
     *<li><code>TitledBorder.RIGHT</code>
     *<li><code>TitledBorder.LEADING</code>
     *<li><code>TitledBorder.TRAILING</code>
     *<li><code>TitledBorder.DEFAULT_JUSTIFICATION</code> (leading)
     *</ul>
     * @param titlePosition       an integer specifying the vertical position of
     *        the text in relation to the border -- one of the following:
     *<ul>
     *<li><code> TitledBorder.ABOVE_TOP</code>
     *<li><code>TitledBorder.TOP</code> (sitting on the top line)
     *<li><code>TitledBorder.BELOW_TOP</code>
     *<li><code>TitledBorder.ABOVE_BOTTOM</code>
     *<li><code>TitledBorder.BOTTOM</code> (sitting on the bottom line)
     *<li><code>TitledBorder.BELOW_BOTTOM</code>
     *<li><code>TitledBorder.DEFAULT_POSITION</code> (the title position
     *  is determined by the current look and feel)
     *</ul>
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition)      {
        return new TitledBorder(border, title, titleJustification,
                        titlePosition);
    }

    
Adds a title to an existing border, with the specified
positioning and font, and using the default text color
(determined by the current look and feel).
Params:
border –      the Border object to add the title to
title –       a String containing the text of the title
titleJustification –  an integer specifying the justification
       of the title -- one of the following:

TitledBorder.LEFT
TitledBorder.CENTER
TitledBorder.RIGHT
TitledBorder.LEADING
TitledBorder.TRAILING
TitledBorder.DEFAULT_JUSTIFICATION (leading)
titlePosition –       an integer specifying the vertical position of
       the text in relation to the border -- one of the following:

 TitledBorder.ABOVE_TOP
TitledBorder.TOP (sitting on the top line)
TitledBorder.BELOW_TOP
TitledBorder.ABOVE_BOTTOM
TitledBorder.BOTTOM (sitting on the bottom line)
TitledBorder.BELOW_BOTTOM
TitledBorder.DEFAULT_POSITION (the title position
 is determined by the current look and feel)
titleFont –           a Font object specifying the title font
Returns:
the TitledBorder object/**
     * Adds a title to an existing border, with the specified
     * positioning and font, and using the default text color
     * (determined by the current look and feel).
     *
     * @param border      the <code>Border</code> object to add the title to
     * @param title       a <code>String</code> containing the text of the title
     * @param titleJustification  an integer specifying the justification
     *        of the title -- one of the following:
     *<ul>
     *<li><code>TitledBorder.LEFT</code>
     *<li><code>TitledBorder.CENTER</code>
     *<li><code>TitledBorder.RIGHT</code>
     *<li><code>TitledBorder.LEADING</code>
     *<li><code>TitledBorder.TRAILING</code>
     *<li><code>TitledBorder.DEFAULT_JUSTIFICATION</code> (leading)
     *</ul>
     * @param titlePosition       an integer specifying the vertical position of
     *        the text in relation to the border -- one of the following:
     *<ul>
     *<li><code> TitledBorder.ABOVE_TOP</code>
     *<li><code>TitledBorder.TOP</code> (sitting on the top line)
     *<li><code>TitledBorder.BELOW_TOP</code>
     *<li><code>TitledBorder.ABOVE_BOTTOM</code>
     *<li><code>TitledBorder.BOTTOM</code> (sitting on the bottom line)
     *<li><code>TitledBorder.BELOW_BOTTOM</code>
     *<li><code>TitledBorder.DEFAULT_POSITION</code> (the title position
     *  is determined by the current look and feel)
     *</ul>
     * @param titleFont           a Font object specifying the title font
     * @return the TitledBorder object
     */
    public static TitledBorder createTitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition,
                        Font titleFont) {
        return new TitledBorder(border, title, titleJustification,
                        titlePosition, titleFont);
    }

    
Adds a title to an existing border, with the specified
positioning, font and color.
Params:
border –      the Border object to add the title to
title –       a String containing the text of the title
titleJustification –  an integer specifying the justification
       of the title -- one of the following:

TitledBorder.LEFT
TitledBorder.CENTER
TitledBorder.RIGHT
TitledBorder.LEADING
TitledBorder.TRAILING
TitledBorder.DEFAULT_JUSTIFICATION (leading)
titlePosition –       an integer specifying the vertical position of
       the text in relation to the border -- one of the following:

 TitledBorder.ABOVE_TOP
TitledBorder.TOP (sitting on the top line)
TitledBorder.BELOW_TOP
TitledBorder.ABOVE_BOTTOM
TitledBorder.BOTTOM (sitting on the bottom line)
TitledBorder.BELOW_BOTTOM
TitledBorder.DEFAULT_POSITION (the title position
 is determined by the current look and feel)
titleFont –   a Font object specifying the title font
titleColor –  a Color object specifying the title color
Returns:
the TitledBorder object/**
     * Adds a title to an existing border, with the specified
     * positioning, font and color.
     *
     * @param border      the <code>Border</code> object to add the title to
     * @param title       a <code>String</code> containing the text of the title
     * @param titleJustification  an integer specifying the justification
     *        of the title -- one of the following:
     *<ul>
     *<li><code>TitledBorder.LEFT</code>
     *<li><code>TitledBorder.CENTER</code>
     *<li><code>TitledBorder.RIGHT</code>
     *<li><code>TitledBorder.LEADING</code>
     *<li><code>TitledBorder.TRAILING</code>
     *<li><code>TitledBorder.DEFAULT_JUSTIFICATION</code> (leading)
     *</ul>
     * @param titlePosition       an integer specifying the vertical position of
     *        the text in relation to the border -- one of the following:
     *<ul>
     *<li><code> TitledBorder.ABOVE_TOP</code>
     *<li><code>TitledBorder.TOP</code> (sitting on the top line)
     *<li><code>TitledBorder.BELOW_TOP</code>
     *<li><code>TitledBorder.ABOVE_BOTTOM</code>
     *<li><code>TitledBorder.BOTTOM</code> (sitting on the bottom line)
     *<li><code>TitledBorder.BELOW_BOTTOM</code>
     *<li><code>TitledBorder.DEFAULT_POSITION</code> (the title position
     *  is determined by the current look and feel)
     *</ul>
     * @param titleFont   a <code>Font</code> object specifying the title font
     * @param titleColor  a <code>Color</code> object specifying the title color
     * @return the <code>TitledBorder</code> object
     */
    public static TitledBorder createTitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition,
                        Font titleFont,
                        Color titleColor)       {
        return new TitledBorder(border, title, titleJustification,
                        titlePosition, titleFont, titleColor);
    }
//// EmptyBorder ///////////////////////////////////////////////////////////
    final static Border emptyBorder = new EmptyBorder(0, 0, 0, 0);

    
Creates an empty border that takes up no space. (The width
of the top, bottom, left, and right sides are all zero.)
Returns:
the Border object/**
     * Creates an empty border that takes up no space. (The width
     * of the top, bottom, left, and right sides are all zero.)
     *
     * @return the <code>Border</code> object
     */
    public static Border createEmptyBorder() {
        return emptyBorder;
    }

    
Creates an empty border that takes up space but which does
no drawing, specifying the width of the top, left, bottom, and
right sides.
Params:
top –     an integer specifying the width of the top,
                 in pixels
left –    an integer specifying the width of the left side,
                 in pixels
bottom –  an integer specifying the width of the bottom,
                 in pixels
right –   an integer specifying the width of the right side,
                 in pixels
Returns:
the Border object/**
     * Creates an empty border that takes up space but which does
     * no drawing, specifying the width of the top, left, bottom, and
     * right sides.
     *
     * @param top     an integer specifying the width of the top,
     *                  in pixels
     * @param left    an integer specifying the width of the left side,
     *                  in pixels
     * @param bottom  an integer specifying the width of the bottom,
     *                  in pixels
     * @param right   an integer specifying the width of the right side,
     *                  in pixels
     * @return the <code>Border</code> object
     */
    public static Border createEmptyBorder(int top, int left,
                                                int bottom, int right) {
        return new EmptyBorder(top, left, bottom, right);
    }

//// CompoundBorder ////////////////////////////////////////////////////////
    
Creates a compound border with a null inside edge and a
null outside edge.
Returns:
the CompoundBorder object/**
     * Creates a compound border with a <code>null</code> inside edge and a
     * <code>null</code> outside edge.
     *
     * @return the <code>CompoundBorder</code> object
     */
    public static CompoundBorder createCompoundBorder() {
        return new CompoundBorder();
    }

    
Creates a compound border specifying the border objects to use
for the outside and inside edges.
Params:
outsideBorder –  a Border object for the outer
                         edge of the compound border
insideBorder –   a Border object for the inner
                         edge of the compound border
Returns:
the CompoundBorder object/**
     * Creates a compound border specifying the border objects to use
     * for the outside and inside edges.
     *
     * @param outsideBorder  a <code>Border</code> object for the outer
     *                          edge of the compound border
     * @param insideBorder   a <code>Border</code> object for the inner
     *                          edge of the compound border
     * @return the <code>CompoundBorder</code> object
     */
    public static CompoundBorder createCompoundBorder(Border outsideBorder,
                                                Border insideBorder) {
        return new CompoundBorder(outsideBorder, insideBorder);
    }

//// MatteBorder ////////////////////////////////////////////////////////
    
Creates a matte-look border using a solid color. (The difference between
this border and a line border is that you can specify the individual
border dimensions.)
Params:
top –     an integer specifying the width of the top,
                         in pixels
left –    an integer specifying the width of the left side,
                         in pixels
bottom –  an integer specifying the width of the right side,
                         in pixels
right –   an integer specifying the width of the bottom,
                         in pixels
color –   a Color to use for the border
Returns:
the MatteBorder object/**
     * Creates a matte-look border using a solid color. (The difference between
     * this border and a line border is that you can specify the individual
     * border dimensions.)
     *
     * @param top     an integer specifying the width of the top,
     *                          in pixels
     * @param left    an integer specifying the width of the left side,
     *                          in pixels
     * @param bottom  an integer specifying the width of the right side,
     *                          in pixels
     * @param right   an integer specifying the width of the bottom,
     *                          in pixels
     * @param color   a <code>Color</code> to use for the border
     * @return the <code>MatteBorder</code> object
     */
    public static MatteBorder createMatteBorder(int top, int left, int bottom, int right,
                                                Color color) {
        return new MatteBorder(top, left, bottom, right, color);
    }

    
Creates a matte-look border that consists of multiple tiles of a
specified icon. Multiple copies of the icon are placed side-by-side
to fill up the border area.

Note:

If the icon doesn't load, the border area is painted gray.
Params:
top –     an integer specifying the width of the top,
                         in pixels
left –    an integer specifying the width of the left side,
                         in pixels
bottom –  an integer specifying the width of the right side,
                         in pixels
right –   an integer specifying the width of the bottom,
                         in pixels
tileIcon –  the Icon object used for the border tiles
Returns:
the MatteBorder object/**
     * Creates a matte-look border that consists of multiple tiles of a
     * specified icon. Multiple copies of the icon are placed side-by-side
     * to fill up the border area.
     * <p>
     * Note:<br>
     * If the icon doesn't load, the border area is painted gray.
     *
     * @param top     an integer specifying the width of the top,
     *                          in pixels
     * @param left    an integer specifying the width of the left side,
     *                          in pixels
     * @param bottom  an integer specifying the width of the right side,
     *                          in pixels
     * @param right   an integer specifying the width of the bottom,
     *                          in pixels
     * @param tileIcon  the <code>Icon</code> object used for the border tiles
     * @return the <code>MatteBorder</code> object
     */
    public static MatteBorder createMatteBorder(int top, int left, int bottom, int right,
                                                Icon tileIcon) {
        return new MatteBorder(top, left, bottom, right, tileIcon);
    }

//// StrokeBorder //////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////

    
Creates a border of the specified stroke. The component's foreground color will be used to render the border. 
Params:
stroke –  the BasicStroke object used to stroke a shape
Throws:
NullPointerException – if the specified stroke is null
Returns:
the Border object
Since:
1.7/**
     * Creates a border of the specified {@code stroke}.
     * The component's foreground color will be used to render the border.
     *
     * @param stroke  the {@link BasicStroke} object used to stroke a shape
     * @return the {@code Border} object
     *
     * @throws NullPointerException if the specified {@code stroke} is {@code null}
     *
     * @since 1.7
     */
    public static Border createStrokeBorder(BasicStroke stroke) {
        return new StrokeBorder(stroke);
    }

    
Creates a border of the specified stroke and paint. If the specified paint is null, the component's foreground color will be used to render the border. 
Params:
stroke –  the BasicStroke object used to stroke a shape
paint –  the Paint object used to generate a color
Throws:
NullPointerException – if the specified stroke is null
Returns:
the Border object
Since:
1.7/**
     * Creates a border of the specified {@code stroke} and {@code paint}.
     * If the specified {@code paint} is {@code null},
     * the component's foreground color will be used to render the border.
     *
     * @param stroke  the {@link BasicStroke} object used to stroke a shape
     * @param paint   the {@link Paint} object used to generate a color
     * @return the {@code Border} object
     *
     * @throws NullPointerException if the specified {@code stroke} is {@code null}
     *
     * @since 1.7
     */
    public static Border createStrokeBorder(BasicStroke stroke, Paint paint) {
        return new StrokeBorder(stroke, paint);
    }

//// DashedBorder //////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////

    private static Border sharedDashedBorder;

    
Creates a dashed border of the specified paint. If the specified paint is null, the component's foreground color will be used to render the border. The width of a dash line is equal to 1. The relative length of a dash line and the relative spacing between dash lines are equal to 1. A dash line is not rounded. 
Params:
paint –  the Paint object used to generate a color
Returns:
the Border object
Since:
1.7/**
     * Creates a dashed border of the specified {@code paint}.
     * If the specified {@code paint} is {@code null},
     * the component's foreground color will be used to render the border.
     * The width of a dash line is equal to {@code 1}.
     * The relative length of a dash line and
     * the relative spacing between dash lines are equal to {@code 1}.
     * A dash line is not rounded.
     *
     * @param paint  the {@link Paint} object used to generate a color
     * @return the {@code Border} object
     *
     * @since 1.7
     */
    public static Border createDashedBorder(Paint paint) {
        return createDashedBorder(paint, 1.0f, 1.0f, 1.0f, false);
    }

    
Creates a dashed border of the specified paint, relative length, and relative spacing. If the specified paint is null, the component's foreground color will be used to render the border. The width of a dash line is equal to 1. A dash line is not rounded. 
Params:
paint –  the Paint object used to generate a color
length –   the relative length of a dash line
spacing –  the relative spacing between dash lines
Throws:
IllegalArgumentException – if the specified length is less than 1, or if the specified spacing is less than 0
Returns:
the Border object
Since:
1.7/**
     * Creates a dashed border of the specified {@code paint},
     * relative {@code length}, and relative {@code spacing}.
     * If the specified {@code paint} is {@code null},
     * the component's foreground color will be used to render the border.
     * The width of a dash line is equal to {@code 1}.
     * A dash line is not rounded.
     *
     * @param paint    the {@link Paint} object used to generate a color
     * @param length   the relative length of a dash line
     * @param spacing  the relative spacing between dash lines
     * @return the {@code Border} object
     *
     * @throws IllegalArgumentException if the specified {@code length} is less than {@code 1}, or
     *                                  if the specified {@code spacing} is less than {@code 0}
     * @since 1.7
     */
    public static Border createDashedBorder(Paint paint, float length, float spacing) {
        return createDashedBorder(paint, 1.0f, length, spacing, false);
    }

    
Creates a dashed border of the specified paint, thickness, line shape, relative length, and relative spacing. If the specified paint is null, the component's foreground color will be used to render the border. 
Params:
paint –  the Paint object used to generate a color
thickness –  the width of a dash line
length –     the relative length of a dash line
spacing –    the relative spacing between dash lines
rounded –    whether or not line ends should be round
Throws:
IllegalArgumentException – if the specified thickness is less than 1, or if the specified length is less than 1, or if the specified spacing is less than 0
Returns:
the Border object
Since:
1.7/**
     * Creates a dashed border of the specified {@code paint}, {@code thickness},
     * line shape, relative {@code length}, and relative {@code spacing}.
     * If the specified {@code paint} is {@code null},
     * the component's foreground color will be used to render the border.
     *
     * @param paint      the {@link Paint} object used to generate a color
     * @param thickness  the width of a dash line
     * @param length     the relative length of a dash line
     * @param spacing    the relative spacing between dash lines
     * @param rounded    whether or not line ends should be round
     * @return the {@code Border} object
     *
     * @throws IllegalArgumentException if the specified {@code thickness} is less than {@code 1}, or
     *                                  if the specified {@code length} is less than {@code 1}, or
     *                                  if the specified {@code spacing} is less than {@code 0}
     * @since 1.7
     */
    public static Border createDashedBorder(Paint paint, float thickness, float length, float spacing, boolean rounded) {
        boolean shared = !rounded && (paint == null) && (thickness == 1.0f) && (length == 1.0f) && (spacing == 1.0f);
        if (shared && (sharedDashedBorder != null)) {
            return sharedDashedBorder;
        }
        if (thickness < 1.0f) {
            throw new IllegalArgumentException("thickness is less than 1");
        }
        if (length < 1.0f) {
            throw new IllegalArgumentException("length is less than 1");
        }
        if (spacing < 0.0f) {
            throw new IllegalArgumentException("spacing is less than 0");
        }
        int cap = rounded ? BasicStroke.CAP_ROUND : BasicStroke.CAP_SQUARE;
        int join = rounded ? BasicStroke.JOIN_ROUND : BasicStroke.JOIN_MITER;
        float[] array = { thickness * (length - 1.0f), thickness * (spacing + 1.0f) };
        Border border = createStrokeBorder(new BasicStroke(thickness, cap, join, thickness * 2.0f, array, 0.0f), paint);
        if (shared) {
            sharedDashedBorder = border;
        }
        return border;
    }
}