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io.polaris.core.string.Strings Maven / Gradle / Ivy
package io.polaris.core.string;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.BitSet;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.StringJoiner;
import java.util.StringTokenizer;
import java.util.UUID;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.function.Supplier;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import io.polaris.core.collection.Iterables;
import io.polaris.core.collection.ObjectArrays;
import io.polaris.core.collection.PrimitiveArrays;
import io.polaris.core.consts.StdConsts;
import io.polaris.core.lang.primitive.Chars;
import io.polaris.core.regex.Patterns;
import io.polaris.core.ulid.UlidCreator;
/**
* @author Qt
* @since 1.8
*/
public class Strings {
private static final ThreadLocal> resolvedKeysLocal = new ThreadLocal<>();
private static final Pattern patternPlaceholder = Pattern.compile("\\$\\{([\\w\\.\\-]+(?::([^${}]*))?)\\}");
private static final String patternPlaceholderSeparator = "\\Q:\\E";
private static final Pattern patternDigits = Pattern.compile("(?= minLength) {
return str;
}
StringBuilder sb = new StringBuilder(minLength);
for (int i = str.length(); i < minLength; i++) {
sb.append(pad);
}
sb.append(str);
return sb.toString();
}
public static String padEnd(String str, int minLength, char pad) {
str = coalesce(str, "");
if (str.length() >= minLength) {
return str;
}
StringBuilder sb = new StringBuilder(minLength);
sb.append(str);
for (int i = str.length(); i < minLength; i++) {
sb.append(pad);
}
return sb.toString();
}
public static String repeat(char ch, int count) {
char[] chars = new char[count];
Arrays.fill(chars, ch);
return new String(chars);
}
public static String repeat(String str, int count) {
if (str == null) {
return null;
}
if (count <= 0) {
return "";
}
if (count == 1) {
return str;
}
final int len = str.length();
final long longSize = (long) len * (long) count;
final int size = (int) longSize;
if (size != longSize) {
throw new ArrayIndexOutOfBoundsException("Required array size too large: " + longSize);
}
final char[] array = new char[size];
str.getChars(0, len, array, 0);
int n;
for (n = len; n < size - n; n <<= 1) {
System.arraycopy(array, 0, array, n, n);
}
System.arraycopy(array, 0, array, n, size - n);
return new String(array);
}
public static T nvl(T o, T reo) {
if (isEmpty(o)) {
return reo;
} else {
return o;
}
}
public static String coalesce(String... args) {
String v = null;
for (String arg : args) {
v = arg;
if (Strings.isNotBlank(v)) {
break;
}
}
return v;
}
public static String coalesceNull(String... args) {
String v = null;
for (String arg : args) {
v = arg;
if (v != null) {
break;
}
}
return v;
}
public static String coalesceEmpty(String... args) {
String v = null;
for (String arg : args) {
v = arg;
if (Strings.isNotEmpty(v)) {
break;
}
}
return v;
}
public static String uuid() {
return UUID.randomUUID().toString().replace("-", "");
}
public static String ulid() {
return UlidCreator.getUlid().toString();
}
/**
* 标准化标识符,非法字符替换为下划线
*/
public static String normalize(String name) {
return name == null ? "" : name.trim().replaceAll("\\W", "_");
}
/**
* @see java.beans.Introspector#decapitalize(String)
*/
public static String decapitalize(String name) {
return StringCases.decapitalize(name);
}
public static String capitalize(String name) {
return StringCases.capitalize(name);
}
/**
* 获取系统属性或环境变量
*/
public static String getSystemProperty(String key) {
String val = System.getProperty(key);
if (val != null) {
return resolvePlaceholders(val, Strings::getSystemProperty);
}
val = System.getenv(key);
if (val != null) {
return resolvePlaceholders(val, Strings::getSystemProperty);
}
{
final int len = key.length();
StringBuilder sb = new StringBuilder(len + 16);
sb.append(Character.toUpperCase(key.charAt(0)));
for (int i = 1; i < len; i++) {
final char c = key.charAt(i);
if (c == '.') {
sb.append("_");
} else if (Character.isUpperCase(c)) {
sb.append("_").append(c);
} else {
sb.append(Character.toUpperCase(c));
}
}
String envKey = sb.toString();
val = System.getenv(envKey);
}
if (val != null) {
return resolvePlaceholders(val, Strings::getSystemProperty);
}
return null;
}
/**
* 字符串占位符替换,占位符:`${xxx.yyy.xxx}`或`${xxx.yyy.xxx:123}`
*
* @param origin
* @param getter
* @return
*/
public static String resolvePlaceholders(String origin, Function getter) {
return resolvePlaceholders(origin, patternPlaceholder, patternPlaceholderSeparator, getter);
}
public static String resolvePlaceholders(String origin, Pattern placeholderPattern, String placeholderSeparator, Function getter) {
if (origin == null) {
return origin;
}
boolean hasInit = false;
Map resovedKeys = resolvedKeysLocal.get();
if (resovedKeys == null) {
hasInit = true;
resolvedKeysLocal.set(resovedKeys = new HashMap<>());
}
try {
Matcher matcher = placeholderPattern.matcher(origin);
StringBuffer sb = new StringBuffer();
while (matcher.find()) {
String placeholder = matcher.group(1);
String[] arr = placeholder.split(placeholderSeparator, 2);
String k = arr[0].trim();
String defVal = arr.length > 1 ? arr[1].trim() : "";
String v = null;
if (resovedKeys.containsKey(k)) {
v = resovedKeys.get(k);
} else {
resovedKeys.put(k, "");
v = getter.apply(k);
resovedKeys.put(k, v);
}
if (v == null) {
v = defVal;
}
v = v.replace("\\", "\\\\").replace("$", "\\$");
matcher.appendReplacement(sb, v);
}
matcher.appendTail(sb);
String rs = sb.toString();
Matcher nextMatcher = placeholderPattern.matcher(rs);
if (nextMatcher.find()) {
rs = resolvePlaceholders(rs, placeholderPattern, placeholderSeparator, getter);
}
return rs;
} finally {
if (hasInit) {
resolvedKeysLocal.remove();
}
}
}
public static String filter(CharSequence str, Predicate filter) {
if (str == null || filter == null) {
return Objects.toString(str, "");
}
int len = str.length();
StringBuilder sb = new StringBuilder(len);
char c;
for (int i = 0; i < len; i++) {
c = str.charAt(i);
if (filter.test(c)) {
sb.append(c);
}
}
return sb.toString();
}
public static String cleanBlank(CharSequence str) {
return filter(str, c -> !Chars.isBlankChar(c));
}
public static String removePrefix(CharSequence str, CharSequence prefix) {
if (isEmpty(str) || isEmpty(prefix)) {
return Objects.toString(str, "");
}
String str1 = str.toString();
if (str1.startsWith(prefix.toString())) {
return str1.substring(prefix.length());
}
return str1;
}
public static String removeSuffix(CharSequence str, CharSequence suffix) {
if (isEmpty(str) || isEmpty(suffix)) {
return Objects.toString(str, "");
}
String str1 = str.toString();
if (str1.endsWith(suffix.toString())) {
return str1.substring(0, str.length() - suffix.length());
}
return str1;
}
public static String trimToEmpty(String str) {
if (str == null) {
return "";
}
return trim(str);
}
public static String trimToNull(String str) {
if (str != null) {
str = trim(str);
if (str.length() > 0) {
return str;
}
}
return null;
}
public static String trim(String str) {
if (str == null || str.isEmpty()) {
return str;
}
int begin = 0;
int end = str.length() - 1;
while (begin <= end && Character.isWhitespace(str.charAt(begin))) {
begin++;
}
while (end > begin && Character.isWhitespace(str.charAt(end))) {
end--;
}
return str.substring(begin, end + 1);
}
public static String trimStart(String str) {
if (str == null || str.isEmpty()) {
return str;
}
if (!Character.isWhitespace(str.charAt(0))) {
return str;
}
int len = str.length();
int start = 0;
for (int i = 0; i < len; i++) {
if (!Character.isWhitespace(str.charAt(i))) {
start = i;
break;
}
}
return str.substring(start);
}
public static String trimEnd(String str) {
if (str == null || str.isEmpty()) {
return str;
}
if (!Character.isWhitespace(str.charAt(str.length() - 1))) {
return str;
}
int end = str.length();
for (int i = end; i > 0; i--) {
if (!Character.isWhitespace(str.charAt(i - 1))) {
end = i;
break;
}
}
return str.substring(0, end);
}
public static String trimStart(String str, char ch) {
if (str == null || str.isEmpty()) {
return str;
}
if (ch != (str.charAt(0))) {
return str;
}
int len = str.length();
int start = 0;
for (int i = 0; i < len; i++) {
if (ch != str.charAt(i)) {
start = i;
break;
}
}
return str.substring(start);
}
public static String trimEnd(String str, char ch) {
if (str == null || str.isEmpty()) {
return str;
}
if (ch != (str.charAt(str.length() - 1))) {
return str;
}
int end = str.length();
for (int i = end; i > 0; i--) {
if (ch != str.charAt(i - 1)) {
end = i;
break;
}
}
return str.substring(0, end);
}
public static boolean isEmpty(Object o) {
if (o == null || "".equals(o)) {
return true;
}
return false;
}
public static boolean isNotEmpty(Object o) {
return !isEmpty(o);
}
public static boolean isNotNone(CharSequence str) {
return !isNone(str);
}
public static boolean isNone(CharSequence cs) {
return isBlank(cs) || "null".equals(cs.toString());
}
public static boolean isNotBlank(CharSequence str) {
return !isBlank(str);
}
public static boolean isBlank(CharSequence str) {
if (isEmpty(str)) {
return true;
}
for (int i = str.length() - 1; i >= 0; i--) {
if (!Character.isWhitespace(str.charAt(i))) {
return false;
}
}
return true;
}
public static boolean isNotEmpty(CharSequence str) {
return !isEmpty(str);
}
public static boolean isEmpty(final CharSequence str) {
return str == null || str.length() == 0;
}
public static boolean containsAny(CharSequence str, CharSequence... testStrs) {
return null != getContainsStr(str, testStrs);
}
public static String getContainsStr(CharSequence str, CharSequence... testStrs) {
if (isEmpty(str) || ObjectArrays.isEmpty(testStrs)) {
return null;
}
for (CharSequence checkStr : testStrs) {
if (str.toString().contains(checkStr)) {
return checkStr.toString();
}
}
return null;
}
public static boolean containsAny(CharSequence str, char... testChars) {
if (!isEmpty(str)) {
int len = str.length();
for (int i = 0; i < len; i++) {
if (PrimitiveArrays.contains(testChars, str.charAt(i))) {
return true;
}
}
}
return false;
}
public static boolean startWithIgnoreCase(@Nonnull String str, @Nonnull String prefix) {
if (prefix.length() == 0) {
return true;
}
if (str.length() == 0) {
return false;
}
return str.regionMatches(true, 0, prefix, 0, prefix.length());
}
public static boolean endWithIgnoreCase(@Nonnull String str, @Nonnull String prefix) {
if (prefix.length() == 0) {
return true;
}
if (str.length() == 0) {
return false;
}
return str.regionMatches(true, str.length() - prefix.length(), prefix, 0, prefix.length());
}
public static int indexOfIgnoreCase(String source, String target) {
return indexOfIgnoreCase(source.toCharArray(), 0, source.length(),
target.toCharArray(), 0, target.length(), 0);
}
public static int indexOfIgnoreCase(String source, String target, int fromIndex) {
return indexOfIgnoreCase(source.toCharArray(), 0, source.length(),
target.toCharArray(), 0, target.length(), fromIndex);
}
@SuppressWarnings({"StatementWithEmptyBody", "AliControlFlowStatementWithoutBraces"})
public static int indexOfIgnoreCase(char[] source, int sourceOffset, int sourceCount
, char[] target, int targetOffset, int targetCount, int fromIndex) {
if (fromIndex >= sourceCount) {
return (targetCount == 0 ? sourceCount : -1);
}
if (fromIndex < 0) {
fromIndex = 0;
}
if (targetCount == 0) {
return fromIndex;
}
char first = Character.toUpperCase(target[targetOffset]);
int max = sourceOffset + (sourceCount - targetCount);
for (int i = sourceOffset + fromIndex; i <= max; i++) {
/* Look for first character. */
if (Character.toUpperCase(source[i]) != first) {
while (++i <= max && Character.toUpperCase(source[i]) != first) ;
}
/* Found first character, now look at the rest of v2 */
if (i <= max) {
int j = i + 1;
int end = j + targetCount - 1;
for (int k = targetOffset + 1; j < end && Character.toUpperCase(source[j])
== Character.toUpperCase(target[k]); j++, k++)
;
if (j == end) {
/* Found whole string. */
return i - sourceOffset;
}
}
}
return -1;
}
public static int lastIndexOfIgnoreCase(String source, String target) {
return lastIndexOfIgnoreCase(source.toCharArray(), 0, source.length(),
target.toCharArray(), 0, target.length(), source.length());
}
public static int lastIndexOfIgnoreCase(String source, String target, int fromIndex) {
return lastIndexOfIgnoreCase(source.toCharArray(), 0, source.length(),
target.toCharArray(), 0, target.length(), fromIndex);
}
public static int lastIndexOfIgnoreCase(char[] source, int sourceOffset, int sourceCount
, char[] target, int targetOffset, int targetCount, int fromIndex) {
int rightIndex = sourceCount - targetCount;
if (fromIndex < 0) {
return -1;
}
if (fromIndex > rightIndex) {
fromIndex = rightIndex;
}
/* Empty string always matches. */
if (targetCount == 0) {
return fromIndex;
}
int strLastIndex = targetOffset + targetCount - 1;
char strLastChar = Character.toUpperCase(target[strLastIndex]);
int min = sourceOffset + targetCount - 1;
int i = min + fromIndex;
startSearchForLastChar:
while (true) {
while (i >= min && Character.toUpperCase(source[i]) != strLastChar) {
i--;
}
if (i < min) {
return -1;
}
int j = i - 1;
int start = j - (targetCount - 1);
int k = strLastIndex - 1;
while (j > start) {
if (Character.toUpperCase(source[j--]) != Character.toUpperCase(target[k--])) {
i--;
continue startSearchForLastChar;
}
}
return start - sourceOffset + 1;
}
}
public static boolean equalsAny(CharSequence str1, CharSequence... strs) {
for (CharSequence str : strs) {
if (equals(str1, str)) {
return true;
}
}
return false;
}
public static boolean equalsAnyIgnoreCase(CharSequence str1, CharSequence... strs) {
for (CharSequence str : strs) {
if (equalsIgnoreCase(str1, str)) {
return true;
}
}
return false;
}
public static boolean equals(CharSequence str1, CharSequence str2) {
if (str1 == str2) {
return true;
}
if (str1 == null || str2 == null) {
return false;
}
if (str1.length() != str2.length()) {
return false;
}
return str1.toString().equals(str2.toString());
}
public static boolean equalsIgnoreCase(CharSequence str1, CharSequence str2) {
if (str1 == str2) {
return true;
}
if (str1 == null || str2 == null) {
return false;
}
if (str1.length() != str2.length()) {
return false;
}
return str1.toString().equalsIgnoreCase(str2.toString());
}
public static boolean equalsIgnoreCase(char[] cs1, char[] cs2) {
if (cs1 == cs2) {
return true;
}
if (cs1 == null || cs2 == null) {
return false;
}
int len = cs1.length;
if (len != cs2.length) {
return false;
}
for (int i = 0; i < len; i++) {
if (Character.toUpperCase(cs1[i]) != Character.toUpperCase(cs2[i])) {
return false;
}
}
return true;
}
public static String getIfMatch(String str, String... args) {
for (int i = 0; i + 1 < args.length; i += 2) {
if (Patterns.matches(args[i], str)) {
return args[i + 1];
}
}
if ((args.length & 1) == 0) {
return null;
}
return args[args.length - 1];
}
public static String getIfEquals(String str, String... args) {
for (int i = 0; i + 1 < args.length; i += 2) {
if (equals(args[i], str)) {
return args[i + 1];
}
}
if ((args.length & 1) == 0) {
return null;
}
return args[args.length - 1];
}
public static CharSequence getIfEquals(CharSequence str, CharSequence... args) {
for (int i = 0; i + 1 < args.length; i += 2) {
if (equals(args[i], str)) {
return args[i + 1];
}
}
if ((args.length & 1) == 0) {
return null;
}
return args[args.length - 1];
}
public static String getIfEqualsIgnoreCase(String str, String... args) {
for (int i = 0; i + 1 < args.length; i += 2) {
if (equalsIgnoreCase(args[i], str)) {
return args[i + 1];
}
}
if ((args.length & 1) == 0) {
return null;
}
return args[args.length - 1];
}
public static CharSequence getIfEqualsIgnoreCase(CharSequence str, CharSequence... args) {
for (int i = 0; i + 1 < args.length; i += 2) {
if (equalsIgnoreCase(args[i], str)) {
return args[i + 1];
}
}
if ((args.length & 1) == 0) {
return null;
}
return args[args.length - 1];
}
public static > T splitToCollection(Supplier supplier, String str, String delimiterRegex) {
return asCollection(supplier, str.split(delimiterRegex));
}
public static Set splitToSet(String str, String delimiterRegex) {
return asCollection(HashSet::new, str.split(delimiterRegex));
}
public static List splitToList(String str, String delimiterRegex) {
return asCollection(ArrayList::new, str.split(delimiterRegex));
}
public static > T splitToCollection(Supplier supplier, String str) {
return asCollection(supplier, str.split(","));
}
public static Set splitToSet(String str) {
return asCollection(HashSet::new, str.split(","));
}
public static List splitToList(String str) {
return asCollection(ArrayList::new, str.split(","));
}
public static String[] tokenizeToArray(@Nullable String str, String delimiters) {
return tokenizeToArray(str, delimiters, true, true);
}
public static String[] tokenizeToArray(
@Nullable String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens) {
return tokenizeToArray(str, delimiters, trimTokens, ignoreEmptyTokens, null);
}
public static String[] tokenizeToArray(
@Nullable String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens, Function converter) {
if (str == null) {
return StdConsts.EMPTY_STRING_ARRAY;
}
StringTokenizer st = new StringTokenizer(str, delimiters);
List tokens = new ArrayList<>();
while (st.hasMoreTokens()) {
String token = st.nextToken();
if (trimTokens) {
token = token.trim();
}
if (!ignoreEmptyTokens || !token.isEmpty()) {
if (converter != null) {
token = converter.apply(token);
}
tokens.add(token);
}
}
return toArray(tokens);
}
public static String[] delimitedToArray(@Nullable String str, String delimiters) {
return delimitedToArray(str, delimiters, true, true);
}
public static String[] delimitedToArray(
@Nullable String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens) {
return delimitedToArray(str, delimiters, trimTokens, ignoreEmptyTokens, null);
}
public static String[] delimitedToArray(
@Nullable String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens, Function converter) {
if (str == null) {
return StdConsts.EMPTY_STRING_ARRAY;
}
String[] arr = str.split(Pattern.quote(delimiters));
if (!trimTokens && !ignoreEmptyTokens && converter == null) {
return arr;
}
List tokens = new ArrayList<>();
for (String token : arr) {
if (trimTokens) {
token = token.trim();
}
if (!ignoreEmptyTokens || !token.isEmpty()) {
if (converter != null) {
token = converter.apply(token);
}
tokens.add(token);
}
}
return toArray(tokens);
}
public static String[] toArray(@Nullable Collection collection) {
if (collection == null || collection.isEmpty()) {
return StdConsts.EMPTY_STRING_ARRAY;
} else {
return collection.toArray(new String[0]);
}
}
public static String[] toArray(@Nullable Enumeration enumeration) {
return (enumeration != null ? toArray(Collections.list(enumeration)) : StdConsts.EMPTY_STRING_ARRAY);
}
public static String[] toArray(@Nullable Iterator iterator) {
return (iterator != null ? toArray(Iterables.asList(iterator)) : StdConsts.EMPTY_STRING_ARRAY);
}
public static > T asCollection(Supplier supplier, String... args) {
T t = supplier.get();
for (String arg : args) {
t.add(arg);
}
return t;
}
public static Set asSet(String... args) {
return asCollection(HashSet::new, args);
}
public static List asList(String... args) {
return asCollection(ArrayList::new, args);
}
public static > T asMap(Supplier supplier, String... args) {
T map = supplier.get();
for (int i = 0; i + 1 < args.length; i += 2) {
map.put(args[i], args[i + 1]);
}
return map;
}
public static Map asMap(String... args) {
return asMap(HashMap::new, args);
}
public static String join(CharSequence delimiter, CharSequence... arr) {
StringJoiner joiner = new StringJoiner(delimiter);
for (CharSequence s : arr) {
if (isBlank(s)) {
continue;
}
joiner.add(s);
}
return joiner.toString();
}
public static String join(CharSequence delimiter, CharSequence prefix, CharSequence suffix,
CharSequence[] arr) {
StringJoiner joiner = new StringJoiner(delimiter, prefix, suffix);
for (CharSequence s : arr) {
if (isBlank(s)) {
continue;
}
joiner.add(s);
}
return joiner.toString();
}
public static String join(CharSequence delimiter, Iterable extends CharSequence> arr) {
StringJoiner joiner = new StringJoiner(delimiter);
for (CharSequence s : arr) {
if (isBlank(s)) {
continue;
}
joiner.add(s);
}
return joiner.toString();
}
public static String join(CharSequence delimiter, CharSequence prefix, CharSequence suffix,
Iterable extends CharSequence> arr) {
StringJoiner joiner = new StringJoiner(delimiter, prefix, suffix);
for (CharSequence s : arr) {
if (isBlank(s)) {
continue;
}
joiner.add(s);
}
return joiner.toString();
}
public static String format(String msg, Object... args) {
if (msg == null || msg.isEmpty()) {
if (args.length == 0) {
return "";
}
StringBuilder sb = new StringBuilder();
sb.append(args[0]);
for (int i = 1; i < args.length; i++) {
sb.append(", ").append(args[i]);
}
return sb.toString();
}
if (args.length == 0) {
return msg;
}
BitSet bitSet = new BitSet();
StringBuffer sb = new StringBuffer();
Matcher matcher = patternDigits.matcher(msg);
while (matcher.find()) {
int i = Integer.parseInt(matcher.group(1));
bitSet.set(i);
matcher.appendReplacement(sb, String.valueOf(i < args.length ? args[i] : null).replace("\\", "\\\\").replace("$", "\\$"));
}
matcher.appendTail(sb);
msg = sb.toString();
if (msg.contains("{}")) {
sb.setLength(0);
matcher = patternEmpty.matcher(msg);
int i = 0;
while (matcher.find()) {
while (bitSet.get(i)) {
i++;
}
matcher.appendReplacement(sb, String.valueOf(i < args.length ? args[i] : null).replace("\\", "\\\\").replace("$", "\\$"));
bitSet.set(i);
}
matcher.appendTail(sb);
msg = sb.toString();
} else {
if (bitSet.cardinality() >= args.length) {
return msg;
}
}
if (bitSet.cardinality() < args.length) {
for (int i = 0; i < args.length; i++) {
if (!bitSet.get(i)) {
sb.append(", ").append(String.valueOf(args[i]));
}
}
return sb.toString();
}
return msg;
}
public static int toInt(String str, int def) {
if (str == null) {
return def;
}
try {
return Integer.parseInt(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static Integer toInteger(String str) {
return toInteger(str, null);
}
public static Integer toInteger(String str, Integer def) {
if (str == null) {
return def;
}
try {
return Integer.parseInt(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static long toLong(String str, long def) {
if (str == null) {
return def;
}
try {
return Long.parseLong(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static Long toLong(String str) {
return toLong(str, null);
}
public static Long toLong(String str, Long def) {
if (str == null) {
return def;
}
try {
return Long.parseLong(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static double toDouble(String str, double def) {
return toDouble(str, Double.valueOf(def));
}
public static Double toDouble(String str, Double def) {
if (str == null) {
return def;
}
try {
return Double.parseDouble(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static Double toDouble(String str) {
return toDouble(str, null);
}
public static boolean toBoolean(String str, boolean def) {
return toBoolean(str, Boolean.valueOf(def));
}
public static Boolean toBoolean(String str, Boolean def) {
if (str == null) {
return def;
}
try {
return Boolean.parseBoolean(str);
} catch (NumberFormatException ignore) {
return def;
}
}
public static Boolean toBoolean(String str) {
return toBoolean(str, null);
}
}