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Commit 3328d1ce authored by Seigo Nonaka's avatar Seigo Nonaka
Browse files

Introduce OEM customization XML parser 

As the initial version of the OEM customization XML, support
new-named-family customization. This allows OEMs to add new named
family.

Bug: 111544833
Test: atest FrameworksCoreTests:android.graphics
Change-Id: If58711fc038898175fcad0ae095865312bd738e2
parent 91485734

core/tests/coretests/src/android/graphics/TypefaceSystemFallbackTest.java

+254 −15
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import static org.junit.Assert.assertTrue; 
import android.content.Context;

import android.content.res.AssetManager;

import android.graphics.fonts.Font;

import android.graphics.fonts.FontCustomizationParser;

import android.graphics.fonts.FontFamily;

import android.graphics.fonts.SystemFonts;

import android.support.test.InstrumentationRegistry;
@@ -36,12 +37,15 @@ import org.junit.After; 
import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.xmlpull.v1.XmlPullParserException;



import java.io.ByteArrayInputStream;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.nio.charset.Charset;

import java.nio.charset.StandardCharsets;

import java.nio.file.Files;

import java.nio.file.StandardCopyOption;

import java.util.ArrayList;
@@ -62,6 +66,8 @@ public class TypefaceSystemFallbackTest { 
    };

    private static final String TEST_FONTS_XML;

    private static final String TEST_FONT_DIR;

    private static final String TEST_OEM_XML;

    private static final String TEST_OEM_DIR;



    private static final float GLYPH_1EM_WIDTH;

    private static final float GLYPH_2EM_WIDTH;
@@ -73,8 +79,13 @@ public class TypefaceSystemFallbackTest { 
        if (!cacheDir.isDirectory()) {

            cacheDir.mkdirs();

        }

        TEST_FONT_DIR = cacheDir.getAbsolutePath() + "/";

        TEST_FONT_DIR = cacheDir.getAbsolutePath() + "/fonts/";

        TEST_FONTS_XML = new File(cacheDir, "fonts.xml").getAbsolutePath();

        TEST_OEM_DIR = cacheDir.getAbsolutePath() + "/oem_fonts/";

        TEST_OEM_XML = new File(cacheDir, "fonts_customization.xml").getAbsolutePath();



        new File(TEST_FONT_DIR).mkdirs();

        new File(TEST_OEM_DIR).mkdirs();



        final AssetManager am =

                InstrumentationRegistry.getInstrumentation().getContext().getAssets();
@@ -99,6 +110,12 @@ public class TypefaceSystemFallbackTest { 
            } catch (IOException e) {

                throw new RuntimeException(e);

            }

            final File outOemInCache = new File(TEST_OEM_DIR, fontFile);

            try (InputStream is = am.open(sourceInAsset)) {

                Files.copy(is, outOemInCache.toPath(), StandardCopyOption.REPLACE_EXISTING);

            } catch (IOException e) {

                throw new RuntimeException(e);

            }

        }

    }
@@ -107,11 +124,14 @@ public class TypefaceSystemFallbackTest { 
        for (final String fontFile : TEST_FONT_FILES) {

            final File outInCache = new File(TEST_FONT_DIR, fontFile);

            outInCache.delete();

            final File outOemInCache = new File(TEST_OEM_DIR, fontFile);

            outInCache.delete();

        }

    }



    private static void buildSystemFallback(String xml,

            ArrayMap<String, Typeface> fontMap, ArrayMap<String, FontFamily[]> fallbackMap) {

            FontCustomizationParser.Result oemCustomization, ArrayMap<String, Typeface> fontMap,

            ArrayMap<String, FontFamily[]> fallbackMap) {

        final ArrayList<Font> availableFonts = new ArrayList<>();

        try (FileOutputStream fos = new FileOutputStream(TEST_FONTS_XML)) {

            fos.write(xml.getBytes(Charset.forName("UTF-8")));
@@ -119,18 +139,28 @@ public class TypefaceSystemFallbackTest { 
            throw new RuntimeException(e);

        }

        final FontConfig.Alias[] aliases = SystemFonts.buildSystemFallback(TEST_FONTS_XML,

                TEST_FONT_DIR, fallbackMap, availableFonts);

                TEST_FONT_DIR, oemCustomization, fallbackMap, availableFonts);

        Typeface.initSystemDefaultTypefaces(fontMap, fallbackMap, aliases);

    }



    private static FontCustomizationParser.Result readFontCustomization(String oemXml) {

        try (InputStream is = new ByteArrayInputStream(oemXml.getBytes(StandardCharsets.UTF_8))) {

            return FontCustomizationParser.parse(is, TEST_OEM_DIR);

        } catch (IOException | XmlPullParserException e) {

            throw new RuntimeException(e);

        }

    }



    @Test

    public void testBuildSystemFallback() {

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final ArrayList<Font> availableFonts = new ArrayList<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        final FontConfig.Alias[] aliases = SystemFonts.buildSystemFallback(SYSTEM_FONTS_XML,

                SYSTEM_FONT_DIR, fallbackMap, availableFonts);

                SYSTEM_FONT_DIR, oemCustomization, fallbackMap, availableFonts);



        assertNotNull(aliases);

        assertFalse(fallbackMap.isEmpty());
@@ -156,8 +186,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        assertEquals(1, fontMap.size());

        assertTrue(fontMap.containsKey("sans-serif"));
@@ -184,8 +216,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -230,8 +264,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -275,8 +311,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -325,8 +363,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -371,8 +411,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -410,8 +452,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -449,8 +493,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -497,8 +543,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();

        paint.setTypeface(fontMap.get("sans-serif"));
@@ -539,8 +587,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -578,8 +628,10 @@ public class TypefaceSystemFallbackTest { 
                + "</familyset>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();



        buildSystemFallback(xml, fontMap, fallbackMap);

        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();
@@ -598,4 +650,191 @@ public class TypefaceSystemFallbackTest { 
        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);

    }



    @Test

    public void testBuildSystemFallback__Customization_new_named_family() {

        final String xml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<familyset>"

                + "  <family name='sans-serif'>"

                + "    <font weight='400' style='normal'>a3em.ttf</font>"

                + "  </family>"

                + "</familyset>";

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family' name='google-sans'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "</fonts-modification>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                readFontCustomization(oemXml);



        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();



        Typeface testTypeface = fontMap.get("sans-serif");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);



        testTypeface = fontMap.get("google-sans");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);

    }



    @Test

    public void testBuildSystemFallback__Customization_new_named_family_override() {

        final String xml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<familyset>"

                + "  <family name='sans-serif'>"

                + "    <font weight='400' style='normal'>a3em.ttf</font>"

                + "  </family>"

                + "</familyset>";

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family' name='sans-serif'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "</fonts-modification>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                readFontCustomization(oemXml);



        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();



        Typeface testTypeface = fontMap.get("sans-serif");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);

    }



    @Test

    public void testBuildSystemFallback__Customization_additional_alias() {

        final String xml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<familyset>"

                + "  <family name='sans-serif'>"

                + "    <font weight='400' style='normal'>a3em.ttf</font>"

                + "  </family>"

                + "</familyset>";

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family' name='google-sans'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "    <font weight='700' style='normal'>c3em.ttf</font>"

                + "  </family>"

                + "  <alias name='another-google-sans' to='google-sans' />"

                + "  <alias name='google-sans-bold' to='google-sans' weight='700' />"

                + "</fonts-modification>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                readFontCustomization(oemXml);



        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();



        Typeface testTypeface = fontMap.get("sans-serif");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);



        testTypeface = fontMap.get("google-sans");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);



        testTypeface = fontMap.get("another-google-sans");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);



        testTypeface = fontMap.get("google-sans-bold");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("c"), 0.0f);

    }



    @Test

    public void testBuildSystemFallback__Customization_additional_alias_conflict_with_new_name() {

        final String xml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<familyset>"

                + "  <family name='named-family'>"

                + "    <font weight='400' style='normal'>a3em.ttf</font>"

                + "  </family>"

                + "  <alias name='named-alias' to='named-family' />"

                + "</familyset>";

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family' name='named-alias'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "</fonts-modification>";

        final ArrayMap<String, Typeface> fontMap = new ArrayMap<>();

        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final FontCustomizationParser.Result oemCustomization =

                readFontCustomization(oemXml);



        buildSystemFallback(xml, oemCustomization, fontMap, fallbackMap);



        final Paint paint = new Paint();



        Typeface testTypeface = fontMap.get("named-family");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);



        testTypeface = fontMap.get("named-alias");

        assertNotNull(testTypeface);

        paint.setTypeface(testTypeface);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("a"), 0.0f);

        assertEquals(GLYPH_3EM_WIDTH, paint.measureText("b"), 0.0f);

        assertEquals(GLYPH_1EM_WIDTH, paint.measureText("c"), 0.0f);

    }



    @Test(expected = IllegalArgumentException.class)

    public void testBuildSystemFallback__Customization_new_named_family_no_name_exception() {

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "</fonts-modification>";

        readFontCustomization(oemXml);

    }



    @Test(expected = IllegalArgumentException.class)

    public void testBuildSystemFallback__Customization_new_named_family_dup_name_exception() {

        final String oemXml = "<?xml version='1.0' encoding='UTF-8'?>"

                + "<fonts-modification version='1'>"

                + "  <family customizationType='new-named-family' name='google-sans'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "  <family customizationType='new-named-family' name='google-sans'>"

                + "    <font weight='400' style='normal'>b3em.ttf</font>"

                + "  </family>"

                + "</fonts-modification>";

        readFontCustomization(oemXml);

    }

}

core/tests/coretests/src/android/text/FontFallbackSetup.java

+4 −1
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ import android.content.Context; 
import android.content.res.AssetManager;

import android.graphics.Typeface;

import android.graphics.fonts.Font;

import android.graphics.fonts.FontCustomizationParser;

import android.graphics.fonts.FontFamily;

import android.graphics.fonts.SystemFonts;

import android.support.test.InstrumentationRegistry;
@@ -77,8 +78,10 @@ public class FontFallbackSetup implements AutoCloseable { 


        final ArrayMap<String, FontFamily[]> fallbackMap = new ArrayMap<>();

        final ArrayList<Font> availableFonts = new ArrayList<>();

        final FontCustomizationParser.Result oemCustomization =

                new FontCustomizationParser.Result();

        final FontConfig.Alias[] aliases = SystemFonts.buildSystemFallback(testFontsXml,

                mTestFontsDir, fallbackMap, availableFonts);

                mTestFontsDir, oemCustomization, fallbackMap, availableFonts);

        Typeface.initSystemDefaultTypefaces(mFontMap, fallbackMap, aliases);

    }

data/fonts/Android.mk

+1 −17
Original line number Diff line number Diff line
@@ -89,23 +89,7 @@ include $(CLEAR_VARS) 


LOCAL_MODULE := fonts.xml

LOCAL_MODULE_CLASS := ETC



AOSP_FONTS_FILE := frameworks/base/data/fonts/fonts.xml



ifdef ADDITIONAL_FONTS_FILE

ADDITIONAL_FONTS_SCRIPT := frameworks/base/tools/fonts/add_additional_fonts.py

ADD_ADDITIONAL_FONTS := $(local-generated-sources-dir)/fonts.xml



$(ADD_ADDITIONAL_FONTS): PRIVATE_SCRIPT := $(ADDITIONAL_FONTS_SCRIPT)

$(ADD_ADDITIONAL_FONTS): PRIVATE_ADDITIONAL_FONTS_FILE := $(ADDITIONAL_FONTS_FILE)

$(ADD_ADDITIONAL_FONTS): $(ADDITIONAL_FONTS_SCRIPT) $(AOSP_FONTS_FILE) $(ADDITIONAL_FONTS_FILE)

	rm -f $@

	python $(PRIVATE_SCRIPT) $@ $(PRIVATE_ADDITIONAL_FONTS_FILE)

else

ADD_ADDITIONAL_FONTS := $(AOSP_FONTS_FILE)

endif



LOCAL_PREBUILT_MODULE_FILE := $(ADD_ADDITIONAL_FONTS)

LOCAL_PREBUILT_MODULE_FILE := frameworks/base/data/fonts/fonts.xml



include $(BUILD_PREBUILT)

graphics/java/android/graphics/FontListParser.java

+26 −9
Original line number Diff line number Diff line
@@ -40,17 +40,25 @@ public class FontListParser { 
    /* Parse fallback list (no names) */

    @UnsupportedAppUsage

    public static FontConfig parse(InputStream in) throws XmlPullParserException, IOException {

        return parse(in, "/system/fonts");

    }



    /**

     * Parse the fonts.xml

     */

    public static FontConfig parse(InputStream in, String fontDir)

            throws XmlPullParserException, IOException {

        try {

            XmlPullParser parser = Xml.newPullParser();

            parser.setInput(in, null);

            parser.nextTag();

            return readFamilies(parser);

            return readFamilies(parser, fontDir);

        } finally {

            in.close();

        }

    }



    private static FontConfig readFamilies(XmlPullParser parser)

    private static FontConfig readFamilies(XmlPullParser parser, String fontDir)

            throws XmlPullParserException, IOException {

        List<FontConfig.Family> families = new ArrayList<>();

        List<FontConfig.Alias> aliases = new ArrayList<>();
@@ -60,7 +68,7 @@ public class FontListParser { 
            if (parser.getEventType() != XmlPullParser.START_TAG) continue;

            String tag = parser.getName();

            if (tag.equals("family")) {

                families.add(readFamily(parser));

                families.add(readFamily(parser, fontDir));

            } else if (tag.equals("alias")) {

                aliases.add(readAlias(parser));

            } else {
@@ -71,7 +79,10 @@ public class FontListParser { 
                aliases.toArray(new FontConfig.Alias[aliases.size()]));

    }



    private static FontConfig.Family readFamily(XmlPullParser parser)

    /**

     * Reads a family element

     */

    public static FontConfig.Family readFamily(XmlPullParser parser, String fontDir)

            throws XmlPullParserException, IOException {

        final String name = parser.getAttributeValue(null, "name");

        final String lang = parser.getAttributeValue("", "lang");
@@ -81,7 +92,7 @@ public class FontListParser { 
            if (parser.getEventType() != XmlPullParser.START_TAG) continue;

            final String tag = parser.getName();

            if (tag.equals("font")) {

                fonts.add(readFont(parser));

                fonts.add(readFont(parser, fontDir));

            } else {

                skip(parser);

            }
@@ -102,7 +113,7 @@ public class FontListParser { 
    private static final Pattern FILENAME_WHITESPACE_PATTERN =

            Pattern.compile("^[ \\n\\r\\t]+|[ \\n\\r\\t]+$");



    private static FontConfig.Font readFont(XmlPullParser parser)

    private static FontConfig.Font readFont(XmlPullParser parser, String fontDir)

            throws XmlPullParserException, IOException {

        String indexStr = parser.getAttributeValue(null, "index");

        int index = indexStr == null ? 0 : Integer.parseInt(indexStr);
@@ -125,7 +136,7 @@ public class FontListParser { 
            }

        }

        String sanitizedName = FILENAME_WHITESPACE_PATTERN.matcher(filename).replaceAll("");

        return new FontConfig.Font(sanitizedName, index, axes.toArray(

        return new FontConfig.Font(fontDir + sanitizedName, index, axes.toArray(

                new FontVariationAxis[axes.size()]), weight, isItalic, fallbackFor);

    }
@@ -137,7 +148,10 @@ public class FontListParser { 
        return new FontVariationAxis(tagStr, Float.parseFloat(styleValueStr));

    }



    private static FontConfig.Alias readAlias(XmlPullParser parser)

    /**

     * Reads alias elements

     */

    public static FontConfig.Alias readAlias(XmlPullParser parser)

            throws XmlPullParserException, IOException {

        String name = parser.getAttributeValue(null, "name");

        String toName = parser.getAttributeValue(null, "to");
@@ -152,7 +166,10 @@ public class FontListParser { 
        return new FontConfig.Alias(name, toName, weight);

    }



    private static void skip(XmlPullParser parser) throws XmlPullParserException, IOException {

    /**

     * Skip until next element

     */

    public static void skip(XmlPullParser parser) throws XmlPullParserException, IOException {

        int depth = 1;

        while (depth > 0) {

            switch (parser.next()) {

graphics/java/android/graphics/Typeface.java

+3 −0
Original line number Diff line number Diff line
@@ -1103,6 +1103,9 @@ public class Typeface { 
        }



        for (FontConfig.Alias alias : aliases) {

            if (systemFontMap.containsKey(alias.getName())) {

                continue; // If alias and named family are conflict, use named family.

            }

            final Typeface base = systemFontMap.get(alias.getToName());

            final int weight = alias.getWeight();

            final Typeface newFace = weight == 400 ? base :