org.robolectric.res.android.ResXMLParser Maven / Gradle / Ivy
package org.robolectric.res.android;
import static org.robolectric.res.android.Errors.BAD_TYPE;
import static org.robolectric.res.android.Errors.NAME_NOT_FOUND;
import static org.robolectric.res.android.Errors.NO_ERROR;
import static org.robolectric.res.android.ResTable.kDebugStringPoolNoisy;
import static org.robolectric.res.android.ResTable.kDebugXMLNoisy;
import static org.robolectric.res.android.ResXMLParser.event_code_t.BAD_DOCUMENT;
import static org.robolectric.res.android.ResXMLParser.event_code_t.END_DOCUMENT;
import static org.robolectric.res.android.ResXMLParser.event_code_t.END_NAMESPACE;
import static org.robolectric.res.android.ResXMLParser.event_code_t.END_TAG;
import static org.robolectric.res.android.ResXMLParser.event_code_t.FIRST_CHUNK_CODE;
import static org.robolectric.res.android.ResXMLParser.event_code_t.START_DOCUMENT;
import static org.robolectric.res.android.ResXMLParser.event_code_t.START_NAMESPACE;
import static org.robolectric.res.android.ResXMLParser.event_code_t.START_TAG;
import static org.robolectric.res.android.ResXMLParser.event_code_t.TEXT;
import static org.robolectric.res.android.ResourceTypes.RES_XML_CDATA_TYPE;
import static org.robolectric.res.android.ResourceTypes.RES_XML_END_ELEMENT_TYPE;
import static org.robolectric.res.android.ResourceTypes.RES_XML_END_NAMESPACE_TYPE;
import static org.robolectric.res.android.ResourceTypes.RES_XML_FIRST_CHUNK_TYPE;
import static org.robolectric.res.android.ResourceTypes.RES_XML_START_ELEMENT_TYPE;
import static org.robolectric.res.android.ResourceTypes.RES_XML_START_NAMESPACE_TYPE;
import static org.robolectric.res.android.Util.ALOGI;
import static org.robolectric.res.android.Util.ALOGW;
import static org.robolectric.res.android.Util.dtohl;
import static org.robolectric.res.android.Util.dtohs;
import static org.robolectric.res.android.Util.isTruthy;
import org.robolectric.res.android.ResourceTypes.ResChunk_header;
import org.robolectric.res.android.ResourceTypes.ResXMLTree_attrExt;
import org.robolectric.res.android.ResourceTypes.ResXMLTree_attribute;
import org.robolectric.res.android.ResourceTypes.ResXMLTree_endElementExt;
import org.robolectric.res.android.ResourceTypes.ResXMLTree_node;
import org.robolectric.res.android.ResourceTypes.Res_value;
public class ResXMLParser {
static final int SIZEOF_RESXMLTREE_NAMESPACE_EXT = 4;
static final int SIZEOF_RESXMLTREE_NODE = ResChunk_header.SIZEOF + 8;
static final int SIZEOF_RESXMLTREE_ATTR_EXT = 20;
static final int SIZEOF_RESXMLTREE_CDATA_EXT = 4 + ResourceTypes.Res_value.SIZEOF;
static final int SIZEOF_CHAR = 2;
public static class event_code_t {
public static final int BAD_DOCUMENT = -1;
public static final int START_DOCUMENT = 0;
public static final int END_DOCUMENT = 1;
public static final int FIRST_CHUNK_CODE = RES_XML_FIRST_CHUNK_TYPE;
public static final int START_NAMESPACE = RES_XML_START_NAMESPACE_TYPE;
public static final int END_NAMESPACE = RES_XML_END_NAMESPACE_TYPE;
public static final int START_TAG = RES_XML_START_ELEMENT_TYPE;
public static final int END_TAG = RES_XML_END_ELEMENT_TYPE;
public static final int TEXT = RES_XML_CDATA_TYPE;
}
ResXMLTree mTree;
int mEventCode;
ResXMLTree_node mCurNode;
int mCurExt;
int mSourceResourceId;
public ResXMLParser(ResXMLTree tree) {
this.mTree = tree;
this.mEventCode = BAD_DOCUMENT;
}
public void restart() {
mCurNode = null;
mEventCode = mTree.mError == NO_ERROR ? START_DOCUMENT : BAD_DOCUMENT;
}
public ResStringPool getStrings() {
return mTree.mStrings;
}
int getEventType() {
return mEventCode;
}
public int next() {
if (mEventCode == START_DOCUMENT) {
mCurNode = mTree.mRootNode;
mCurExt = mTree.mRootExt;
return (mEventCode = mTree.mRootCode);
} else if (mEventCode >= FIRST_CHUNK_CODE) {
return nextNode();
}
return mEventCode;
}
int getCommentID() {
return mCurNode != null ? dtohl(mCurNode.comment.index) : -1;
}
final String getComment(Ref outLen) {
int id = getCommentID();
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
public int getLineNumber() {
return mCurNode != null ? dtohl(mCurNode.lineNumber) : -1;
}
public int getTextID() {
if (mEventCode == TEXT) {
return dtohl(new ResourceTypes.ResXMLTree_cdataExt(mTree.mBuffer.buf, mCurExt).data.index);
}
return -1;
}
final String getText(Ref outLen) {
int id = getTextID();
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
int getTextValue(Res_value outValue) {
if (mEventCode == TEXT) {
// outValue.copyFrom_dtoh(new ResourceTypes.ResXMLTree_cdataExt(mTree.mBuffer.buf,
// mCurExt).typedData);
return ResourceTypes.Res_value.SIZEOF /* sizeof(Res_value) */;
}
return BAD_TYPE;
}
int getNamespacePrefixID() {
if (mEventCode == START_NAMESPACE || mEventCode == END_NAMESPACE) {
return dtohl(
new ResourceTypes.ResXMLTree_namespaceExt(mTree.mBuffer.buf, mCurExt).prefix.index);
}
return -1;
}
final String getNamespacePrefix(Ref outLen) {
int id = getNamespacePrefixID();
// printf("prefix=%d event=%s\n", id, mEventCode);
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
int getNamespaceUriID() {
if (mEventCode == START_NAMESPACE || mEventCode == END_NAMESPACE) {
return dtohl(new ResourceTypes.ResXMLTree_namespaceExt(mTree.mBuffer.buf, mCurExt).uri.index);
}
return -1;
}
final String getNamespaceUri(Ref outLen) {
int id = getNamespaceUriID();
// printf("uri=%d event=%s\n", id, mEventCode);
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
public int getElementNamespaceID() {
if (mEventCode == START_TAG) {
return dtohl(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).ns.index);
}
if (mEventCode == END_TAG) {
return dtohl(new ResXMLTree_endElementExt(mTree.mBuffer.buf, mCurExt).ns.index);
}
return -1;
}
final String getElementNamespace(Ref outLen) {
int id = getElementNamespaceID();
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
public int getElementNameID() {
if (mEventCode == START_TAG) {
return dtohl(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).name.index);
}
if (mEventCode == END_TAG) {
return dtohl(new ResXMLTree_endElementExt(mTree.mBuffer.buf, mCurExt).name.index);
}
return -1;
}
final String getElementName(Ref outLen) {
int id = getElementNameID();
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
public int getAttributeCount() {
if (mEventCode == START_TAG) {
return dtohs(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).attributeCount);
}
return 0;
}
public int getAttributeNamespaceID(int idx) {
if (mEventCode == START_TAG) {
ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart())
// + (dtohs(tag.attributeSize())*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
return dtohl(attr.ns.index);
}
}
return -2;
}
final String getAttributeNamespace(int idx, Ref outLen) {
int id = getAttributeNamespaceID(idx);
// printf("attribute namespace=%d idx=%d event=%s\n", id, idx, mEventCode);
if (kDebugXMLNoisy) {
System.out.println(String.format("getAttributeNamespace 0x%x=0x%x\n", idx, id));
}
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
final String getAttributeNamespace8(int idx, Ref outLen) {
int id = getAttributeNamespaceID(idx);
// printf("attribute namespace=%d idx=%d event=%s\n", id, idx, mEventCode);
if (kDebugXMLNoisy) {
System.out.println(String.format("getAttributeNamespace 0x%x=0x%x\n", idx, id));
}
return id >= 0 ? mTree.mStrings.string8At(id, outLen) : null;
}
public int getAttributeNameID(int idx) {
if (mEventCode == START_TAG) {
ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart())
// + (dtohs(tag.attributeSize())*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
return dtohl(attr.name.index);
}
}
return -1;
}
final String getAttributeName(int idx, Ref outLen) {
int id = getAttributeNameID(idx);
// printf("attribute name=%d idx=%d event=%s\n", id, idx, mEventCode);
if (kDebugXMLNoisy) {
System.out.println(String.format("getAttributeName 0x%x=0x%x\n", idx, id));
}
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
final String getAttributeName8(int idx, Ref outLen) {
int id = getAttributeNameID(idx);
// printf("attribute name=%d idx=%d event=%s\n", id, idx, mEventCode);
if (kDebugXMLNoisy) {
System.out.println(String.format("getAttributeName 0x%x=0x%x\n", idx, id));
}
return id >= 0 ? mTree.mStrings.string8At(id, outLen) : null;
}
public int getAttributeNameResID(int idx) {
int id = getAttributeNameID(idx);
if (id >= 0 && (int) id < mTree.mNumResIds) {
int resId = dtohl(mTree.mResIds[id]);
if (mTree.mDynamicRefTable != null) {
final Ref resIdRef = new Ref<>(resId);
mTree.mDynamicRefTable.lookupResourceId(resIdRef);
resId = resIdRef.get();
}
return resId;
}
return 0;
}
public int getAttributeValueStringID(int idx) {
if (mEventCode == START_TAG) {
ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart())
// + (dtohs(tag.attributeSize())*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
return dtohl(attr.rawValue.index);
}
}
return -1;
}
final String getAttributeStringValue(int idx, Ref outLen) {
int id = getAttributeValueStringID(idx);
if (kDebugXMLNoisy) {
System.out.println(String.format("getAttributeValue 0x%x=0x%x\n", idx, id));
}
return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : null;
}
public int getAttributeDataType(int idx) {
if (mEventCode == START_TAG) {
final ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart())
// + (dtohs(tag.attributeSize())*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
int type = attr.typedValue.dataType;
if (type != DataType.DYNAMIC_REFERENCE.code()) {
return type;
}
// This is a dynamic reference. We adjust those references
// to regular references at this level, so lie to the caller.
return DataType.REFERENCE.code();
}
}
return DataType.NULL.code();
}
public int getAttributeData(int idx) {
if (mEventCode == START_TAG) {
ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart)
// + (dtohs(tag.attributeSize)*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
if (attr.typedValue.dataType != DataType.DYNAMIC_REFERENCE.code()
|| mTree.mDynamicRefTable == null) {
return dtohl(attr.typedValue.data);
}
final Ref data = new Ref<>(dtohl(attr.typedValue.data));
if (mTree.mDynamicRefTable.lookupResourceId(data) == NO_ERROR) {
return data.get();
}
}
}
return 0;
}
public int getAttributeValue(int idx, Ref outValue) {
if (mEventCode == START_TAG) {
ResXMLTree_attrExt tag = new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt);
if (idx < dtohs(tag.attributeCount)) {
// final ResXMLTree_attribute attr = (ResXMLTree_attribute)
// (((final int8_t*)tag)
// + dtohs(tag.attributeStart())
// + (dtohs(tag.attributeSize())*idx));
ResXMLTree_attribute attr = tag.attributeAt(idx);
outValue.set(attr.typedValue);
if (mTree.mDynamicRefTable != null
&& mTree.mDynamicRefTable.lookupResourceValue(outValue) != NO_ERROR) {
return BAD_TYPE;
}
return ResourceTypes.Res_value.SIZEOF /* sizeof(Res_value) */;
}
}
return BAD_TYPE;
}
int indexOfAttribute(final String ns, final String attr) {
String nsStr = ns != null ? ns : "";
String attrStr = attr;
return indexOfAttribute(
isTruthy(ns) ? nsStr : null, isTruthy(ns) ? nsStr.length() : 0, attrStr, attrStr.length());
}
public int indexOfAttribute(final String ns, int nsLen, final String attr, int attrLen) {
if (mEventCode == START_TAG) {
if (attr == null) {
return NAME_NOT_FOUND;
}
final int N = getAttributeCount();
if (mTree.mStrings.isUTF8()) {
String8 ns8 = null, attr8;
if (ns != null) {
ns8 = new String8(ns, nsLen);
}
attr8 = new String8(attr, attrLen);
if (kDebugStringPoolNoisy) {
ALOGI(
"indexOfAttribute UTF8 %s (0x%x) / %s (0x%x)",
ns8.string(), nsLen, attr8.string(), attrLen);
}
for (int i = 0; i < N; i++) {
final Ref curNsLen = new Ref<>(0), curAttrLen = new Ref<>(0);
final String curNs = getAttributeNamespace8(i, curNsLen);
final String curAttr = getAttributeName8(i, curAttrLen);
if (kDebugStringPoolNoisy) {
ALOGI(
" curNs=%s (0x%x), curAttr=%s (0x%x)",
curNs, curNsLen.get(), curAttr, curAttrLen.get());
}
if (curAttr != null
&& curNsLen.get() == nsLen
&& curAttrLen.get() == attrLen
&& memcmp(attr8.string(), curAttr, attrLen) == 0) {
if (ns == null) {
if (curNs == null) {
if (kDebugStringPoolNoisy) {
ALOGI(" FOUND!");
}
return i;
}
} else if (curNs != null) {
// printf(" -. ns=%s, curNs=%s\n",
// String8(ns).string(), String8(curNs).string());
if (memcmp(ns8.string(), curNs, nsLen) == 0) {
if (kDebugStringPoolNoisy) {
ALOGI(" FOUND!");
}
return i;
}
}
}
}
} else {
if (kDebugStringPoolNoisy) {
ALOGI(
"indexOfAttribute UTF16 %s (0x%x) / %s (0x%x)",
ns /*String8(ns, nsLen).string()*/,
nsLen,
attr /*String8(attr, attrLen).string()*/,
attrLen);
}
for (int i = 0; i < N; i++) {
final Ref curNsLen = new Ref<>(0), curAttrLen = new Ref<>(0);
final String curNs = getAttributeNamespace(i, curNsLen);
final String curAttr = getAttributeName(i, curAttrLen);
if (kDebugStringPoolNoisy) {
ALOGI(
" curNs=%s (0x%x), curAttr=%s (0x%x)",
curNs /*String8(curNs, curNsLen).string()*/,
curNsLen.get(),
curAttr /*String8(curAttr, curAttrLen).string()*/,
curAttrLen.get());
}
if (curAttr != null
&& curNsLen.get() == nsLen
&& curAttrLen.get() == attrLen
&& (memcmp(attr, curAttr, attrLen * SIZEOF_CHAR /*sizeof(char16_t)*/) == 0)) {
if (ns == null) {
if (curNs == null) {
if (kDebugStringPoolNoisy) {
ALOGI(" FOUND!");
}
return i;
}
} else if (curNs != null) {
// printf(" -. ns=%s, curNs=%s\n",
// String8(ns).string(), String8(curNs).string());
if (memcmp(ns, curNs, nsLen * SIZEOF_CHAR /*sizeof(char16_t)*/) == 0) {
if (kDebugStringPoolNoisy) {
ALOGI(" FOUND!");
}
return i;
}
}
}
}
}
}
return NAME_NOT_FOUND;
}
private int memcmp(String s1, String s2, int len) {
for (int i = 0; i < len; i++) {
int d = s1.charAt(i) - s2.charAt(i);
if (d != 0) {
return d;
}
}
return 0;
}
public int indexOfID() {
if (mEventCode == START_TAG) {
final int idx = dtohs(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).idIndex);
if (idx > 0) return (idx - 1);
}
return NAME_NOT_FOUND;
}
public int indexOfClass() {
if (mEventCode == START_TAG) {
final int idx = dtohs(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).classIndex);
if (idx > 0) return (idx - 1);
}
return NAME_NOT_FOUND;
}
public int indexOfStyle() {
if (mEventCode == START_TAG) {
final int idx = dtohs(new ResXMLTree_attrExt(mTree.mBuffer.buf, mCurExt).styleIndex);
if (idx > 0) return (idx - 1);
}
return NAME_NOT_FOUND;
}
int nextNode() {
if (mEventCode < 0) {
return mEventCode;
}
do {
int nextOffset = mCurNode.myOffset() + dtohl(mCurNode.header.size);
if (nextOffset >= mTree.mDataLen) {
mCurNode = null;
return (mEventCode = END_DOCUMENT);
}
// final ResXMLTree_node next = (ResXMLTree_node)
// (((final int8_t*)mCurNode) + dtohl(mCurNode.header.size));
ResXMLTree_node next = new ResXMLTree_node(mTree.mBuffer.buf, nextOffset);
if (kDebugXMLNoisy) {
ALOGI("Next node: prev=%s, next=%s\n", mCurNode, next);
}
if (next.myOffset() >= mTree.mDataLen) {
mCurNode = null;
return (mEventCode = END_DOCUMENT);
}
if (mTree.validateNode(next) != NO_ERROR) {
mCurNode = null;
return (mEventCode = BAD_DOCUMENT);
}
mCurNode = next;
final int headerSize = dtohs(next.header.headerSize);
final int totalSize = dtohl(next.header.size);
mCurExt = next.myOffset() + headerSize;
int minExtSize = 0;
int eventCode = dtohs(next.header.type);
switch ((mEventCode = eventCode)) {
case RES_XML_START_NAMESPACE_TYPE:
case RES_XML_END_NAMESPACE_TYPE:
minExtSize = SIZEOF_RESXMLTREE_NAMESPACE_EXT /*sizeof(ResXMLTree_namespaceExt)*/;
break;
case RES_XML_START_ELEMENT_TYPE:
minExtSize = SIZEOF_RESXMLTREE_ATTR_EXT /*sizeof(ResXMLTree_attrExt)*/;
break;
case RES_XML_END_ELEMENT_TYPE:
minExtSize = ResXMLTree_endElementExt.SIZEOF /*sizeof(ResXMLTree_endElementExt)*/;
break;
case RES_XML_CDATA_TYPE:
minExtSize = SIZEOF_RESXMLTREE_CDATA_EXT /*sizeof(ResXMLTree_cdataExt)*/;
break;
default:
ALOGW(
"Unknown XML block: header type %d in node at %d\n",
(int) dtohs(next.header.type), (next.myOffset() - mTree.mHeader.myOffset()));
continue;
}
if ((totalSize - headerSize) < minExtSize) {
ALOGW(
"Bad XML block: header type 0x%x in node at 0x%x has size %d, need %d\n",
(int) dtohs(next.header.type),
(next.myOffset() - mTree.mHeader.myOffset()),
(int) (totalSize - headerSize),
(int) minExtSize);
return (mEventCode = BAD_DOCUMENT);
}
// printf("CurNode=%s, CurExt=%s, headerSize=%d, minExtSize=%d\n",
// mCurNode, mCurExt, headerSize, minExtSize);
return eventCode;
} while (true);
}
void getPosition(ResXMLPosition pos) {
pos.eventCode = mEventCode;
pos.curNode = mCurNode;
pos.curExt = mCurExt;
}
void setPosition(final ResXMLPosition pos) {
mEventCode = pos.eventCode;
mCurNode = pos.curNode;
mCurExt = pos.curExt;
}
public void setSourceResourceId(int resId) {
mSourceResourceId = resId;
}
public int getSourceResourceId() {
return mSourceResourceId;
}
static class ResXMLPosition {
int eventCode;
ResXMLTree_node curNode;
int curExt;
}
;
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy