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bug3549: added method which excepts all legal css color varients and removed reflection
This commit is contained in:
Charlotte Proeller committed
1 parent
d9c19003a3
commit
58182eee80
2 files changed
+456
-23
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@@ -0,0 +1,65 @@
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package com.sap.sse.common.impl.test;
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import org.junit.Test;
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import com.sap.sse.common.impl.AbstractColor;
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import com.sap.sse.common.Color;
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import junit.framework.Assert;
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public class AbstractColorTest {
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@Test
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public void testRGBColor() throws Exception {
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Color color = AbstractColor.getCssColor("rgb(255,255,255)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgb(100%,100%,100%)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgb(255,255,255,777,354)");
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Assert.assertEquals(null, color);
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color = AbstractColor.getCssColor("rgb(255 ,255,255)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgb(3666 ,255,255)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgb(3666.98 ,255,255)");
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Assert.assertEquals(null, color);
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}
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@Test
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public void testRGBA() throws Exception {
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Color color = AbstractColor.getCssColor("rgba(255,255,255,0.3)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgba(255 ,255,255,90)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgba(3666 ,255,255,0.3)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("rgba(3666.98 ,255,255,0.777)");
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Assert.assertEquals(null, color);
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}
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public void testHSL() throws Exception {
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Color color = AbstractColor.getCssColor("hsl(360, 100%, 100%)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("HSL(360, 1.0, 1.0)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("hsl(360, 1.0, 1.0,435,789)");
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Assert.assertEquals(null, color);
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}
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public void testHSLA() throws Exception {
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Color color = AbstractColor.getCssColor("hsla(360, 100%, 100%,hjhb)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("HSLa(360, 1.0, 1.0,0.4)");
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Assert.assertEquals("#FFFFFF", color.getAsHtml());
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color = AbstractColor.getCssColor("hsla(360, 1.0, 1.0,435,789)");
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Assert.assertEquals(null, color);
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}
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public void testColorName() {
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Color color = AbstractColor.getCssColor("BrOwn");
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Assert.assertEquals(Color.BROWN, color);
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color = AbstractColor.getCssColor("caffee");
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Assert.assertEquals("#CAFFEE", color.getAsHtml());
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}
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}
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@@ -1,39 +1,17 @@
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package com.sap.sse.common.impl;
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import java.lang.reflect.Field;
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import java.util.Map;
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import com.google.gwt.dev.util.collect.HashMap;
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import com.sap.sse.common.Color;
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import com.sap.sse.common.Util;
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public abstract class AbstractColor implements Color {
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private static final long serialVersionUID = 7758884012281863458L;
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private static final Map<String,Color> colorNameToColor = createColorMap();
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@Override
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public String getAsHtml() {
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Util.Triple<Integer, Integer, Integer> asRGB = getAsRGB();
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return "#" + toBrowserHexValue(asRGB.getA()) + toBrowserHexValue(asRGB.getB())
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+ toBrowserHexValue(asRGB.getC());
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}
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private static Map<String, Color> createColorMap() {
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HashMap<String,Color> map = new HashMap<String, Color>();
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String name;
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for (Field field : Color.class.getFields()) {
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if (field.getClass().isAssignableFrom(Color.class)) {
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name = field.getName().toLowerCase().replace("_", "");
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try {
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map.put(name, (Color) field.get(null));
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} catch (IllegalArgumentException | IllegalAccessException e) {
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// ignore this case, and don't add something to the map.
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}
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}
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}
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return map;
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}
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private static String toBrowserHexValue(int number) {
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StringBuilder builder = new StringBuilder(Integer.toHexString(number & 0xff));
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@@ -43,7 +21,397 @@ public abstract class AbstractColor implements Color {
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return builder.toString().toUpperCase();
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}
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/**
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* accepts all colors in the css-format (see http://www.w3schools.com/cssref/css_colors_legal.asp)
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*
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* @param color
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* @return
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*/
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public static Color getCssColor(String color) {
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String[] colorWithName = color.split("[()]");
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switch (colorWithName[0].trim().toLowerCase()) {
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case "rgb":
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case "rgba":
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return getRGBColor(colorWithName[1]);
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case "hsl":
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case "hsla":
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case "hsv":
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return getHSVColor(colorWithName[1]);
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}
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Color resultColor = getColorByLowercaseNameStatic(color.toLowerCase().replace(" ", ""));
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if (resultColor == null) {
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try {
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resultColor = new RGBColor(color);
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} catch (NumberFormatException e) {
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// ignore this exception and return null
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} catch (IllegalArgumentException e) {
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// ignore this exception and return null
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}
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}
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return resultColor;
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}
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/**
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*
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* @param color
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* for example: "210, 100%, 50%", "210.0, 1.0, 0.5"(with or without spaces),ignores brightness of HSLA
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* @return the Color as Color-Object
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*/
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private static Color getHSVColor(String color) {
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String[] values = color.replace(" ", "").split(",");
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if (values.length == 3 || values.length == 4) {
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try {
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float hue = Float.parseFloat(values[0]);
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float saturation = parseToFloat(values[1].replace("%", ""));
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float brightness = parseToFloat(values[2].replace("%", ""));
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return new HSVColor(hue, saturation, brightness);
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} catch (NumberFormatException e) {
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// in this case the color isn't valid.
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return null;
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}
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} else {
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// in this case the color isn't valid.
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return null;
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}
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}
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private static float parseToFloat(String number) {
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if (number.contains(".")) {
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return Float.parseFloat(number);
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} else {
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return Float.parseFloat(number) / 100.0f;
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}
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}
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/**
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*
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* @param color
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* for example: "255,120,0", "0%, 12%,95%" (with or without spaces),ignores brightness of RGBA
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* @return the Color as Color-Object
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*/
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private static Color getRGBColor(String color) {
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String[] values = color.replace(" ", "").split(",");
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if (values.length == 3 || values.length == 4) {
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try {
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int red = (int) (values[0].contains("%") ? parseToFloat(values[0].replace("%", "")) * 255f
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: Integer.parseInt(values[0]));
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int green = (int) (values[1].contains("%") ? parseToFloat(values[1].replace("%", "")) * 255f
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: Integer.parseInt(values[1]));
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int blue = (int) (values[2].contains("%") ? parseToFloat(values[2].replace("%", "")) * 255f
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: Integer.parseInt(values[2]));
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return new RGBColor(red, green, blue);
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} catch (NumberFormatException e) {
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// in this case the color isn't valid.
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return null;
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}
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} else {
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// in this case the color isn't valid.
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return null;
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}
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}
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public static Color getColorByLowercaseNameStatic(String lowercaseColorName) {
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return colorNameToColor.get(lowercaseColorName);
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switch (lowercaseColorName) {
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case "aliceblue":
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return ALICE_BLUE;
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case "antiquewhite":
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return ANTIQUE_WHITE;
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case "aqua":
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return AQUA;
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case "aquamarine":
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return AQUAMARINE;
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case "azure":
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return AZURE;
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case "beige":
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return BEIGE;
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case "bisque":
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return BISQUE;
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case "black":
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return BLACK;
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case "blanchedalmond":
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return BLANCHED_ALMOND;
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case "blue":
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return BLUE;
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case "blueviolet":
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return BLUE_VIOLET;
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case "brown":
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return BROWN;
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case "burlywood":
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return BURLY_WOOD;
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case "cadetblue":
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return CADET_BLUE;
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case "chartreuse":
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return CHARTREUSE;
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case "chocolate":
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return CHOCOLATE;
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case "coral":
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return CORAL;
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case "cornflowerblue":
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return CORNFLOWER_BLUE;
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case "cornsilk":
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return CORNSILK;
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case "crimson":
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return CRIMSON;
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case "cyan":
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return CYAN;
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case "darkblue":
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return DARK_BLUE;
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case "darkcyan":
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return DARK_CYAN;
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case "darkgoldenrod":
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return DARK_GOLDEN_ROD;
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case "darkgray":
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return DARK_GRAY;
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case "darkgrey":
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return DARK_GREY;
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case "darkgreen":
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return DARK_GREEN;
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case "darkkhaki":
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return DARK_KHAKI;
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case "darkmagenta":
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return DARK_MAGENTA;
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case "darkolivegreen":
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return DARK_OLIVE_GREEN;
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case "darkorange":
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return DARK_ORANGE;
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case "darkorchid":
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return DARK_ORCHID;
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case "darkred":
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return DARK_RED;
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case "darksalmon":
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return DARK_SALMON;
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case "darkseagreen":
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return DARK_SEA_GREEN;
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case "darkslateblue":
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return DARK_SLATE_BLUE;
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case "darkslategray":
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return DARK_SLATE_GRAY;
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case "darkslategrey":
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return DARK_SLATE_GREY;
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case "darkturquoise":
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return DARK_TURQUOISE;
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case "darkviolet":
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return DARK_VIOLET;
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case "deeppink":
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return DEEP_PINK;
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case "deepskyblue":
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return DEEP_SKY_BLUE;
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case "dimgray":
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return DIM_GRAY;
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case "dimgrey":
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return DIM_GREY;
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case "dodgerblue":
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return DODGER_BLUE;
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case "firebrick":
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return FIRE_BRICK;
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case "floralwhite":
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return FLORAL_WHITE;
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case "forestgreen":
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return FOREST_GREEN;
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case "fuchsia":
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return FUCHSIA;
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case "gainsboro":
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return GAINSBORO;
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case "ghostwhite":
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return GHOST_WHITE;
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case "gold":
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return GOLD;
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case "goldenrod":
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return GOLDEN_ROD;
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case "gray":
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return GRAY;
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case "grey":
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return GREY;
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case "green":
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return GREEN;
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case "greenyellow":
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return GREEN_YELLOW;
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case "honeydew":
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return HONEY_DEW;
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case "hotpink":
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return HOT_PINK;
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case "indianred":
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return INDIAN_RED;
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case "indigo":
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return INDIGO;
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case "ivory":
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return IVORY;
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case "khaki":
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return KHAKI;
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case "lavender":
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return LAVENDER;
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case "lavenderblush":
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return LAVENDER_BLUSH;
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case "lawngreen":
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return LAWN_GREEN;
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case "lemonchiffon":
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return LEMON_CHIFFON;
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case "lightblue":
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return LIGHT_BLUE;
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case "lightcoral":
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return LIGHT_CORAL;
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case "lightcyan":
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return LIGHT_CYAN;
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case "lightgoldenrodyellow":
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return LIGHT_GOLDEN_ROD_YELLOW;
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case "lightgray":
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return LIGHT_GRAY;
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case "lightgrey":
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return LIGHT_GREY;
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case "lightgreen":
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return LIGHT_GREEN;
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case "lightpink":
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return LIGHT_PINK;
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case "lightsalmon":
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return LIGHT_SALMON;
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case "lightseagreen":
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return LIGHT_SEA_GREEN;
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case "lightskyblue":
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return LIGHT_SKY_BLUE;
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case "lightslategray":
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return LIGHT_SLATE_GRAY;
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case "lightslategrey":
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return LIGHT_SLATE_GREY;
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case "lightsteelblue":
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return LIGHT_STEEL_BLUE;
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case "lightyellow":
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return LIGHT_YELLOW;
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case "lime":
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return LIME;
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case "limegreen":
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return LIME_GREEN;
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case "linen":
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return LINEN;
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case "magenta":
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return MAGENTA;
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case "maroon":
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return MAROON;
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case "mediumaquamarine":
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return MEDIUM_AQUA_MARINE;
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case "mediumblue":
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return MEDIUM_BLUE;
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case "mediumorchid":
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return MEDIUM_ORCHID;
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case "mediumpurple":
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return MEDIUM_PURPLE;
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case "mediumseagreen":
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return MEDIUM_SEA_GREEN;
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case "mediumslateblue":
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return MEDIUM_SLATE_BLUE;
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case "mediumspringgreen":
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return MEDIUM_SPRING_GREEN;
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case "mediumturquoise":
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return MEDIUM_TURQUOISE;
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case "mediumvioletred":
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return MEDIUM_VIOLET_RED;
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case "midnightblue":
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return MIDNIGHT_BLUE;
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case "mintcream":
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return MINT_CREAM;
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case "mistyrose":
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return MISTY_ROSE;
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case "moccasin":
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return MOCCASIN;
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case "navajowhite":
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return NAVAJO_WHITE;
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case "navy":
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return NAVY;
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case "oldlace":
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return OLD_LACE;
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case "olive":
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return OLIVE;
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case "olivedrab":
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return OLIVE_DRAB;
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case "orange":
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return ORANGE;
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case "orangered":
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return ORANGE_RED;
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case "orchid":
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return ORCHID;
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case "palegoldenrod":
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return PALE_GOLDEN_ROD;
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case "palegreen":
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return PALE_GREEN;
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case "paleturquoise":
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return PALE_TURQUOISE;
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case "palevioletred":
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return PALE_VIOLET_RED;
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case "papayawhip":
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return PAPAYA_WHIP;
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case "peachpuff":
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return PEACH_PUFF;
|
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case "peru":
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return PERU;
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case "pink":
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return PINK;
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case "plum":
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return PLUM;
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case "powderblue":
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return POWDER_BLUE;
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case "purple":
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return PURPLE;
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case "rebeccapurple":
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return REBECCA_PURPLE;
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case "red":
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return RED;
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case "rosybrown":
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return ROSY_BROWN;
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case "royalblue":
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return ROYAL_BLUE;
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case "saddlebrown":
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return SADDLER_BROWN;
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case "salmon":
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return SALMON;
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case "sandybrown":
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return SANDY_BROWN;
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case "seagreen":
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return SEA_GREEN;
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case "seashell":
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return SEA_SHELL;
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case "sienna":
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return SIENNA;
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case "silver":
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return SILVER;
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case "skyblue":
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return SKY_BLUE;
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case "slateblue":
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return SLATE_BLUE;
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case "slategray":
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return SLATE_GRAY;
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case "slategrey":
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return SLATE_GREY;
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case "snow":
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return SNOW;
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case "springgreen":
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return SPRING_GREEN;
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case "steelblue":
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return STEEL_BLUE;
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case "tan":
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return TAN;
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case "teal":
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return TEAL;
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case "thistle":
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return THISTLE;
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case "tomato":
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return TOMATO;
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case "turquoise":
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return TURQUOISE;
|
||||
case "violet":
|
||||
return VIOLET;
|
||||
case "wheat":
|
||||
return WHEAT;
|
||||
case "white":
|
||||
return WHITE;
|
||||
case "whitesmoke":
|
||||
return WHITE_SMOKE;
|
||||
case "yellow":
|
||||
return YELLOW;
|
||||
case "yellowgreen":
|
||||
return YELLOW_GREEN;
|
||||
default:
|
||||
return null;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in new issue
Block a user