UConverterAlias.java
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/*
* Decompiled with CFR 0_118.
*/
package com.adobe.agl.charset;
import com.adobe.agl.charset.UConverterAliasDataReader;
import com.adobe.agl.impl.ICUData;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
final class UConverterAlias {
static final int UNNORMALIZED = 0;
static final int STD_NORMALIZED = 1;
static final int AMBIGUOUS_ALIAS_MAP_BIT = 32768;
static final int CONTAINS_OPTION_BIT = 16384;
static final int CONVERTER_INDEX_MASK = 4095;
static final int NUM_RESERVED_TAGS = 2;
static final int NUM_HIDDEN_TAGS = 1;
static int[] gConverterList = null;
static int[] gTagList = null;
static int[] gAliasList = null;
static int[] gUntaggedConvArray = null;
static int[] gTaggedAliasArray = null;
static int[] gTaggedAliasLists = null;
static int[] gOptionTable = null;
static byte[] gStringTable = null;
static byte[] gNormalizedStringTable = null;
static final int tocLengthIndex = 0;
private static final int converterListIndex = 1;
private static final int tagListIndex = 2;
private static final int aliasListIndex = 3;
private static final int untaggedConvArrayIndex = 4;
private static final int taggedAliasArrayIndex = 5;
private static final int taggedAliasListsIndex = 6;
private static final int optionTableIndex = 7;
private static final int stringTableIndex = 8;
private static final int normalizedStringTableIndex = 9;
private static final int minTocLength = 9;
private static final int offsetsCount = 10;
static ByteBuffer gAliasData = null;
private static final String CNVALIAS_DATA_FILE_NAME = "data/icudt40b/cnvalias.icu";
private static final int CNVALIAS_DATA_BUFFER_SIZE = 25000;
private static final byte IGNORE = 0;
private static final byte ZERO = 1;
private static final byte NONZERO = 2;
static final byte MINLETTER = 3;
static final byte[] asciiTypes = new byte[]{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 0, 0, 0, 0, 0, 0, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 0, 0, 0, 0, 0};
static String[] gAvailableConverters = null;
static int gAvailableConverterCount = 0;
static byte[] gDefaultConverterNameBuffer;
static String gDefaultConverterName;
UConverterAlias() {
}
static final String GET_STRING(int idx) {
return new String(gStringTable, 2 * idx, UConverterAlias.strlen(gStringTable, 2 * idx));
}
private static final String GET_NORMALIZED_STRING(int idx) {
return new String(gNormalizedStringTable, 2 * idx, UConverterAlias.strlen(gNormalizedStringTable, 2 * idx));
}
public static final int strlen(byte[] sArray, int sBegin) {
int i = sBegin;
while (i < sArray.length && sArray[i++] != 0) {
}
return i - sBegin - 1;
}
private static final boolean isAlias(String alias) {
if (alias == null) {
throw new IllegalArgumentException("Alias param is null!");
}
return alias.length() != 0;
}
private static final synchronized boolean haveAliasData() throws IOException {
boolean needInit;
boolean bl = needInit = gAliasData == null;
if (needInit) {
ByteBuffer data = null;
int[] tableArray = null;
InputStream i = ICUData.getRequiredStream("data/icudt40b/cnvalias.icu");
BufferedInputStream b = new BufferedInputStream(i, 25000);
UConverterAliasDataReader reader = new UConverterAliasDataReader(b);
tableArray = reader.readToc(10);
int tableStart = tableArray[0];
if (tableStart < 9) {
throw new IOException("Invalid data format.");
}
gConverterList = new int[tableArray[1]];
gTagList = new int[tableArray[2]];
gAliasList = new int[tableArray[3]];
gUntaggedConvArray = new int[tableArray[4]];
gTaggedAliasArray = new int[tableArray[5]];
gTaggedAliasLists = new int[tableArray[6]];
gOptionTable = new int[tableArray[7]];
gStringTable = new byte[tableArray[8] * 2];
gNormalizedStringTable = new byte[tableArray[9] * 2];
reader.read(gConverterList, gTagList, gAliasList, gUntaggedConvArray, gTaggedAliasArray, gTaggedAliasLists, gOptionTable, gStringTable, gNormalizedStringTable);
data = ByteBuffer.allocate(0);
if (gOptionTable[0] != 1) {
throw new IOException("Unsupported alias normalization");
}
if (gAliasData == null) {
gAliasData = data;
data = null;
}
if (data != null) {
// empty if block
}
}
return true;
}
private static final int findConverter(String alias, boolean[] isAmbigous) {
int limit;
StringBuffer strippedName = new StringBuffer();
UConverterAlias.stripForCompare(strippedName, alias);
alias = strippedName.toString();
int start = 0;
int mid = limit = gUntaggedConvArray.length;
int lastMid = Integer.MAX_VALUE;
while (lastMid != (mid = (start + limit) / 2)) {
lastMid = mid;
String aliasToCompare = UConverterAlias.GET_NORMALIZED_STRING(gAliasList[mid]);
int result = alias.compareTo(aliasToCompare);
if (result < 0) {
limit = mid;
continue;
}
if (result > 0) {
start = mid;
continue;
}
if ((gUntaggedConvArray[mid] & 32768) != 0) {
isAmbigous[0] = true;
}
return gUntaggedConvArray[mid] & 4095;
}
return Integer.MAX_VALUE;
}
public static final StringBuffer stripForCompare(StringBuffer dst, String name) {
return UConverterAlias.io_stripASCIIForCompare(dst, name);
}
private static final char GET_CHAR_TYPE(char c) {
return c < asciiTypes.length ? asciiTypes[c] : '\u0000';
}
private static final StringBuffer io_stripASCIIForCompare(StringBuffer dst, String name) {
int nameIndex = 0;
boolean afterDigit = false;
block5 : while (nameIndex < name.length()) {
char c1 = name.charAt(nameIndex++);
char type = UConverterAlias.GET_CHAR_TYPE(c1);
switch (type) {
case '\u0000': {
afterDigit = false;
continue block5;
}
case '\u0001': {
char nextType;
if (afterDigit || nameIndex >= name.length() || (nextType = UConverterAlias.GET_CHAR_TYPE(name.charAt(nameIndex))) != '\u0001' && nextType != '\u0002') break;
continue block5;
}
case '\u0002': {
afterDigit = true;
break;
}
default: {
c1 = type;
afterDigit = false;
}
}
dst.append(c1);
}
return dst;
}
static int compareNames(String name1, String name2) {
int rc;
int name1Index = 0;
int name2Index = 0;
char c1 = '\u0000';
char c2 = '\u0000';
boolean afterDigit1 = false;
boolean afterDigit2 = false;
block10 : do {
char type;
char nextType;
if (name1Index < name1.length()) {
c1 = name1.charAt(name1Index++);
type = UConverterAlias.GET_CHAR_TYPE(c1);
switch (type) {
case '\u0000': {
afterDigit1 = false;
continue block10;
}
case '\u0001': {
if (afterDigit1 || name1Index >= name1.length() || (nextType = UConverterAlias.GET_CHAR_TYPE(name1.charAt(name1Index))) != '\u0001' && nextType != '\u0002') break;
continue block10;
}
case '\u0002': {
afterDigit1 = true;
break;
}
default: {
c1 = type;
afterDigit1 = false;
break;
}
}
}
block11 : while (name2Index < name2.length()) {
c2 = name2.charAt(name2Index++);
type = UConverterAlias.GET_CHAR_TYPE(c2);
switch (type) {
case '\u0000': {
afterDigit2 = false;
continue block11;
}
case '\u0001': {
if (afterDigit2 || name1Index >= name1.length() || (nextType = UConverterAlias.GET_CHAR_TYPE(name2.charAt(name2Index))) != '\u0001' && nextType != '\u0002') break block11;
continue block11;
}
case '\u0002': {
afterDigit2 = true;
break block11;
}
default: {
c2 = type;
afterDigit2 = false;
break block11;
}
}
}
if (name1Index >= name1.length() && name2Index >= name2.length()) {
return 0;
}
rc = c1 - c2;
if (rc != 0) break;
} while (true);
return rc;
}
static int io_countAliases(String alias) throws IOException {
boolean[] isAmbigous;
int convNum;
int listOffset;
if (UConverterAlias.haveAliasData() && UConverterAlias.isAlias(alias) && (convNum = UConverterAlias.findConverter(alias, isAmbigous = new boolean[1])) < gConverterList.length && (listOffset = gTaggedAliasArray[(gTagList.length - 1) * gConverterList.length + convNum]) != 0) {
return gTaggedAliasLists[listOffset];
}
return 0;
}
static String io_getAlias(String alias, int n) throws IOException {
int listOffset;
boolean[] isAmbigous;
int convNum;
if (UConverterAlias.haveAliasData() && UConverterAlias.isAlias(alias) && (convNum = UConverterAlias.findConverter(alias, isAmbigous = new boolean[1])) < gConverterList.length && (listOffset = gTaggedAliasArray[(gTagList.length - 1) * gConverterList.length + convNum]) != 0) {
int[] currListArray = gTaggedAliasLists;
int currListArrayIndex = listOffset + 1;
return UConverterAlias.GET_STRING(currListArray[currListArrayIndex + n]);
}
return null;
}
static final String getStandardName(String alias, String standard) throws IOException {
int listOffset;
if (UConverterAlias.haveAliasData() && UConverterAlias.isAlias(alias) && 0 < (listOffset = UConverterAlias.findTaggedAliasListsOffset(alias, standard)) && listOffset < gTaggedAliasLists.length) {
int[] currListArray = gTaggedAliasLists;
int currListArrayIndex = listOffset + 1;
if (currListArray[0] != 0) {
return UConverterAlias.GET_STRING(currListArray[currListArrayIndex]);
}
}
return null;
}
static int countAliases(String alias) throws IOException {
return UConverterAlias.io_countAliases(alias);
}
static String getAlias(String alias, int n) throws IOException {
return UConverterAlias.io_getAlias(alias, n);
}
static String getAvailableName(int n) {
try {
if (0 <= n && n <= 65535) {
String name = UConverterAlias.bld_getAvailableConverter(n);
return name;
}
}
catch (IOException ex) {
// empty catch block
}
return null;
}
static String getCanonicalName(String alias, String standard) throws IOException {
int convNum;
if (UConverterAlias.haveAliasData() && UConverterAlias.isAlias(alias) && (convNum = UConverterAlias.findTaggedConverterNum(alias, standard)) < gConverterList.length) {
return UConverterAlias.GET_STRING(gConverterList[convNum]);
}
return null;
}
static int countAvailable() {
try {
return UConverterAlias.bld_countAvailableConverters();
}
catch (IOException ex) {
return -1;
}
}
private static int getTagNumber(String tagName) {
if (gTagList != null) {
for (int tagNum = 0; tagNum < gTagList.length; ++tagNum) {
if (!tagName.equals(UConverterAlias.GET_STRING(gTagList[tagNum]))) continue;
return tagNum;
}
}
return Integer.MAX_VALUE;
}
private static int findTaggedAliasListsOffset(String alias, String standard) {
int tagNum = UConverterAlias.getTagNumber(standard);
boolean[] isAmbigous = new boolean[1];
int convNum = UConverterAlias.findConverter(alias, isAmbigous);
if (tagNum < gTagList.length - 1 && convNum < gConverterList.length) {
int listOffset = gTaggedAliasArray[tagNum * gConverterList.length + convNum];
if (listOffset != 0 && gTaggedAliasLists[listOffset + 1] != 0) {
return listOffset;
}
if (isAmbigous[0]) {
for (int idx = 0; idx < gTaggedAliasArray.length; ++idx) {
int currTagNum;
int tempListOffset;
int currConvNum;
listOffset = gTaggedAliasArray[idx];
if (listOffset == 0 || !UConverterAlias.isAliasInList(alias, listOffset) || (tempListOffset = gTaggedAliasArray[tagNum * gConverterList.length + (currConvNum = idx - (currTagNum = idx / gConverterList.length) * gConverterList.length)]) == 0 || gTaggedAliasLists[tempListOffset + 1] == 0) continue;
return tempListOffset;
}
}
return 0;
}
return Integer.MAX_VALUE;
}
private static int findTaggedConverterNum(String alias, String standard) {
int tagNum = UConverterAlias.getTagNumber(standard);
boolean[] isAmbigous = new boolean[1];
int convNum = UConverterAlias.findConverter(alias, isAmbigous);
if (tagNum < gTagList.length - 1 && convNum < gConverterList.length) {
int listOffset = gTaggedAliasArray[tagNum * gConverterList.length + convNum];
if (listOffset != 0 && UConverterAlias.isAliasInList(alias, listOffset)) {
return convNum;
}
if (isAmbigous[0]) {
int convStart = tagNum * gConverterList.length;
int convLimit = (tagNum + 1) * gConverterList.length;
for (int idx = convStart; idx < convLimit; ++idx) {
listOffset = gTaggedAliasArray[idx];
if (listOffset == 0 || !UConverterAlias.isAliasInList(alias, listOffset)) continue;
return idx - convStart;
}
}
}
return Integer.MAX_VALUE;
}
private static boolean isAliasInList(String alias, int listOffset) {
if (listOffset != 0) {
int listCount = gTaggedAliasLists[listOffset];
int[] currList = gTaggedAliasLists;
int currListArrayIndex = listOffset + 1;
for (int currAlias = 0; currAlias < listCount; ++currAlias) {
if (currList[currAlias + currListArrayIndex] == 0 || UConverterAlias.compareNames(alias, UConverterAlias.GET_STRING(currList[currAlias + currListArrayIndex])) != 0) continue;
return true;
}
}
return false;
}
static boolean haveAvailableConverterList() throws IOException {
if (gAvailableConverters == null) {
if (!UConverterAlias.haveAliasData()) {
return false;
}
String[] localConverterList = new String[gConverterList.length];
int localConverterCount = 0;
for (int idx = 0; idx < gConverterList.length; ++idx) {
String converterName = UConverterAlias.GET_STRING(gConverterList[idx]);
localConverterList[localConverterCount++] = converterName;
}
if (gAvailableConverters == null) {
gAvailableConverters = localConverterList;
gAvailableConverterCount = localConverterCount;
}
}
return true;
}
static int bld_countAvailableConverters() throws IOException {
if (UConverterAlias.haveAvailableConverterList()) {
return gAvailableConverterCount;
}
return 0;
}
static String bld_getAvailableConverter(int n) throws IOException {
if (UConverterAlias.haveAvailableConverterList() && n < gAvailableConverterCount) {
return gAvailableConverters[n];
}
return null;
}
static {
gDefaultConverterName = null;
}
}