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use libandroidfw for resource XML parsing

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androidfw is implemented in native code and has much better performance
than ARSClib
This commit is contained in:
Julian Winkler
2024-05-12 17:03:27 +02:00
committed by Mis012
parent e2edbb0b59
commit cc5d4a3cb3
9 changed files with 280 additions and 115 deletions
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55
src/api-impl/android/content/res/AssetManager.java
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@@ -466,20 +466,10 @@ public final class AssetManager {
*/
public final XmlResourceParser openXmlResourceParser(int cookie,
String fileName) throws IOException {
/* XmlBlock block = openXmlBlockAsset(cookie, fileName);
XmlResourceParser rp = block.newParser();
block.close();
return rp;*/
InputStream inStream = ClassLoader.getSystemClassLoader().getResourceAsStream(fileName);
if (inStream == null) {
return null;
}
ResXmlDocument resXmlDocument = new ResXmlDocument();
resXmlDocument.readBytes(inStream);
ResXmlPullParser xpp = new ResXmlPullParser();
xpp.setResXmlDocument(resXmlDocument);
return xpp;
XmlBlock block = openXmlBlockAsset(cookie, fileName);
XmlResourceParser rp = block.newParser();
block.close();
return rp;
}
/**
@@ -503,7 +493,7 @@ public final class AssetManager {
* @param fileName Name of the asset to retrieve.
*/
/*package*/ final XmlBlock openXmlBlockAsset(int cookie, String fileName) throws IOException {
int xmlBlock;
long xmlBlock;
synchronized (this) {
if (!mOpen) {
throw new RuntimeException("Assetmanager has been closed");
@@ -765,17 +755,21 @@ public final class AssetManager {
int defStyleAttr, int defStyleRes, AttributeSet set,
int[] inAttrs, int[] outValues, int[] outIndices) {
TypedValue value = new TypedValue();
ResXmlPullParser parser = (ResXmlPullParser)set;
XmlResourceParser parser = (XmlResourceParser)set;
if (defStyleRes == 0 && theme != 0 && loadThemeAttributeValue(theme, defStyleAttr, value, true) >= 0)
defStyleRes = value.data;
if (defStyleRes == 0 && set != null) {
ValueItem valueItem = parser.getAttribute(null, "style");
if (valueItem != null) {
value.type = valueItem.getType();
value.data = valueItem.getData();
if (theme != 0 && (value.type == TypedValue.TYPE_ATTRIBUTE))
loadThemeAttributeValue(theme, value.data, value, true);
defStyleRes = value.data;
if (parser instanceof ResXmlPullParser) {
ValueItem valueItem = ((ResXmlPullParser)parser).getAttribute(null, "style");
if (valueItem != null) {
value.type = valueItem.getType();
value.data = valueItem.getData();
if (theme != 0 && (value.type == TypedValue.TYPE_ATTRIBUTE))
loadThemeAttributeValue(theme, value.data, value, true);
defStyleRes = value.data;
}
} else {
defStyleRes = parser.getStyleAttribute();
}
}
@@ -804,9 +798,14 @@ public final class AssetManager {
value.assetCookie = -1;
found = true;
} else if (xmlCache.containsKey(resId)) {
ValueItem valueItem = parser.getResXmlAttributeAt(xmlCache.get(resId));
value.type = valueItem.getType();
value.data = valueItem.getData();
if (parser instanceof ResXmlPullParser) {
ValueItem valueItem = ((ResXmlPullParser)parser).getResXmlAttributeAt(xmlCache.get(resId));
value.type = valueItem.getType();
value.data = valueItem.getData();
} else {
value.type = XmlBlock.nativeGetAttributeDataType(((XmlBlock.Parser)parser).mParseState, xmlCache.get(resId));
value.data = XmlBlock.nativeGetAttributeData(((XmlBlock.Parser)parser).mParseState, xmlCache.get(resId));
}
value.resourceId = 0;
value.assetCookie = -1;
if (value.type != TypedValue.TYPE_ATTRIBUTE)
@@ -888,9 +887,7 @@ public final class AssetManager {
boolean resolve);
/*package*/ native static final void dumpTheme(long theme, int priority, String tag, String prefix);
private /*native*/ final int openXmlAssetNative(int cookie, String fileName) {
return openAsset("../" + fileName, 0);
}
private native final long openXmlAssetNative(int cookie, String fileName);
private native final String[] getArrayStringResource(int arrayRes);
private native final int[] getArrayStringInfo(int arrayRes);