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+package cn.com.qmth.examcloud.core.questions.base;
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+
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+import cn.com.qmth.examcloud.core.questions.base.question.enums.QuesStructType;
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+import org.apache.commons.lang3.StringEscapeUtils;
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+import org.apache.commons.lang3.StringUtils;
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+import org.apache.commons.lang3.text.translate.*;
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+import org.dom4j.*;
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+import org.jsoup.Jsoup;
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+import org.slf4j.Logger;
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+import org.slf4j.LoggerFactory;
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+
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+import java.io.BufferedReader;
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+import java.io.IOException;
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+import java.io.InputStream;
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+import java.io.InputStreamReader;
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+import java.math.BigDecimal;
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+import java.math.RoundingMode;
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+import java.text.DecimalFormat;
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+import java.text.SimpleDateFormat;
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+import java.util.*;
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+import java.util.regex.Matcher;
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+import java.util.regex.Pattern;
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+import java.util.stream.Stream;
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+
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+/**
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+ * Created by songyue on 16/12/27.
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+ */
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+public final class CommonUtils {
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+ private static final Logger log = LoggerFactory.getLogger(CommonUtils.class);
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+
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+ public static final String QUESTION_VERSION = "1.0";
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+
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+ private static final String COMMON_PROPERTIES = "common.properties";
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+
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+ private static final String[] CN_SMALL_NUM = {"零", "一", "二", "三", "四", "五", "六", "七", "八", "九"};
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+
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+ private static final String[] CN_BIG_NUM = {"十", "百", "千", "万", "十万", "百万", "千万", "亿", "十亿", "百亿", "千亿"};
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+
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+ public static final String PAPER_TITLE = "中国石油大学";
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+
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+ public static final String PAPER_SUB_TITLE = "网络教育";
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+
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+ private static Random random = new Random();
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+
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+ private static final String[][] BASIC_ESCAPE = {
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+ {"\"", """}, // " - double-quote
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+ //{"&", "&"}, // & - ampersand
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+ {"\"", "”"}, // < - less-than
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+ {"\u0192", "ƒ"}, // latin small f with hook = function= florin, U+0192 ISOtech -->
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+ // <!-- Greek -->
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+ {"\u0391", "Α"}, // greek capital letter alpha, U+0391 -->
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+ {"\u0392", "Β"}, // greek capital letter beta, U+0392 -->
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+ {"\u0393", "Γ"}, // greek capital letter gamma,U+0393 ISOgrk3 -->
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+ {"\u0394", "Δ"}, // greek capital letter delta,U+0394 ISOgrk3 -->
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+ {"\u0395", "Ε"}, // greek capital letter epsilon, U+0395 -->
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+ {"\u0396", "Ζ"}, // greek capital letter zeta, U+0396 -->
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+ {"\u0397", "Η"}, // greek capital letter eta, U+0397 -->
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+ {"\u0398", "Θ"}, // greek capital letter theta,U+0398 ISOgrk3 -->
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+ {"\u0399", "Ι"}, // greek capital letter iota, U+0399 -->
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+ {"\u039A", "Κ"}, // greek capital letter kappa, U+039A -->
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+ {"\u039B", "Λ"}, // greek capital letter lambda,U+039B ISOgrk3 -->
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+ {"\u039C", "Μ"}, // greek capital letter mu, U+039C -->
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+ {"\u039D", "Ν"}, // greek capital letter nu, U+039D -->
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+ {"\u039E", "Ξ"}, // greek capital letter xi, U+039E ISOgrk3 -->
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+ {"\u039F", "Ο"}, // greek capital letter omicron, U+039F -->
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+ {"\u03A0", "Π"}, // greek capital letter pi, U+03A0 ISOgrk3 -->
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+ {"\u03A1", "Ρ"}, // greek capital letter rho, U+03A1 -->
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+ // <!-- there is no Sigmaf, and no U+03A2 character either -->
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+ {"\u03A3", "Σ"}, // greek capital letter sigma,U+03A3 ISOgrk3 -->
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+ {"\u03A4", "Τ"}, // greek capital letter tau, U+03A4 -->
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+ {"\u03A5", "Υ"}, // greek capital letter upsilon,U+03A5 ISOgrk3 -->
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+ {"\u03A6", "Φ"}, // greek capital letter phi,U+03A6 ISOgrk3 -->
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+ {"\u03A7", "Χ"}, // greek capital letter chi, U+03A7 -->
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+ {"\u03A8", "Ψ"}, // greek capital letter psi,U+03A8 ISOgrk3 -->
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+ {"\u03A9", "Ω"}, // greek capital letter omega,U+03A9 ISOgrk3 -->
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+ {"\u03B1", "α"}, // greek small letter alpha,U+03B1 ISOgrk3 -->
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+ {"\u03B2", "β"}, // greek small letter beta, U+03B2 ISOgrk3 -->
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+ {"\u03B3", "γ"}, // greek small letter gamma,U+03B3 ISOgrk3 -->
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+ {"\u03B4", "δ"}, // greek small letter delta,U+03B4 ISOgrk3 -->
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+ {"\u03B5", "ε"}, // greek small letter epsilon,U+03B5 ISOgrk3 -->
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+ {"\u03B6", "ζ"}, // greek small letter zeta, U+03B6 ISOgrk3 -->
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+ {"\u03B7", "η"}, // greek small letter eta, U+03B7 ISOgrk3 -->
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+ {"\u03B8", "θ"}, // greek small letter theta,U+03B8 ISOgrk3 -->
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+ {"\u03B9", "ι"}, // greek small letter iota, U+03B9 ISOgrk3 -->
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+ {"\u03BA", "κ"}, // greek small letter kappa,U+03BA ISOgrk3 -->
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+ {"\u03BB", "λ"}, // greek small letter lambda,U+03BB ISOgrk3 -->
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+ {"\u03BC", "μ"}, // greek small letter mu, U+03BC ISOgrk3 -->
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+ {"\u03BD", "ν"}, // greek small letter nu, U+03BD ISOgrk3 -->
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+ {"\u03BE", "ξ"}, // greek small letter xi, U+03BE ISOgrk3 -->
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+ {"\u03BF", "ο"}, // greek small letter omicron, U+03BF NEW -->
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+ {"\u03C0", "π"}, // greek small letter pi, U+03C0 ISOgrk3 -->
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+ {"\u03C1", "ρ"}, // greek small letter rho, U+03C1 ISOgrk3 -->
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+ {"\u03C2", "ς"}, // greek small letter final sigma,U+03C2 ISOgrk3 -->
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+ {"\u03C3", "σ"}, // greek small letter sigma,U+03C3 ISOgrk3 -->
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+ {"\u03C4", "τ"}, // greek small letter tau, U+03C4 ISOgrk3 -->
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+ {"\u03C5", "υ"}, // greek small letter upsilon,U+03C5 ISOgrk3 -->
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+ {"\u03C6", "φ"}, // greek small letter phi, U+03C6 ISOgrk3 -->
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+ {"\u03C7", "χ"}, // greek small letter chi, U+03C7 ISOgrk3 -->
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+ {"\u03C8", "ψ"}, // greek small letter psi, U+03C8 ISOgrk3 -->
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+ {"\u03C9", "ω"}, // greek small letter omega,U+03C9 ISOgrk3 -->
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+ {"\u03D1", "ϑ"}, // greek small letter theta symbol,U+03D1 NEW -->
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+ {"\u03D2", "ϒ"}, // greek upsilon with hook symbol,U+03D2 NEW -->
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+ {"\u03D6", "ϖ"}, // greek pi symbol, U+03D6 ISOgrk3 -->
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+ // <!-- General Punctuation -->
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+ {"\u2022", "•"}, // bullet = black small circle,U+2022 ISOpub -->
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+ // <!-- bullet is NOT the same as bullet operator, U+2219 -->
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+ {"\u2026", "…"}, // horizontal ellipsis = three dot leader,U+2026 ISOpub -->
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+ {"\u2032", "′"}, // prime = minutes = feet, U+2032 ISOtech -->
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+ {"\u2033", "″"}, // double prime = seconds = inches,U+2033 ISOtech -->
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+ {"\u203E", "‾"}, // overline = spacing overscore,U+203E NEW -->
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+ {"\u2044", "⁄"}, // fraction slash, U+2044 NEW -->
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+ // <!-- Letterlike Symbols -->
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+ {"\u2118", "℘"}, // script capital P = power set= Weierstrass p, U+2118 ISOamso -->
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+ {"\u2111", "ℑ"}, // blackletter capital I = imaginary part,U+2111 ISOamso -->
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+ {"\u211C", "ℜ"}, // blackletter capital R = real part symbol,U+211C ISOamso -->
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+ {"\u2122", "™"}, // trade mark sign, U+2122 ISOnum -->
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+ {"\u2135", "ℵ"}, // alef symbol = first transfinite cardinal,U+2135 NEW -->
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+ // <!-- alef symbol is NOT the same as hebrew letter alef,U+05D0 although the
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+ // same glyph could be used to depict both characters -->
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+ // <!-- Arrows -->
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+ {"\u2190", "←"}, // leftwards arrow, U+2190 ISOnum -->
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+ {"\u2191", "↑"}, // upwards arrow, U+2191 ISOnum-->
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+ {"\u2192", "→"}, // rightwards arrow, U+2192 ISOnum -->
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+ {"\u2193", "↓"}, // downwards arrow, U+2193 ISOnum -->
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+ {"\u2194", "↔"}, // left right arrow, U+2194 ISOamsa -->
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+ {"\u21B5", "↵"}, // downwards arrow with corner leftwards= carriage return, U+21B5 NEW -->
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+ {"\u21D0", "⇐"}, // leftwards double arrow, U+21D0 ISOtech -->
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+ // <!-- ISO 10646 does not say that lArr is the same as the 'is implied by'
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+ // arrow but also does not have any other character for that function.
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+ // So ? lArr canbe used for 'is implied by' as ISOtech suggests -->
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+ {"\u21D1", "⇑"}, // upwards double arrow, U+21D1 ISOamsa -->
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+ {"\u21D2", "⇒"}, // rightwards double arrow,U+21D2 ISOtech -->
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+ // <!-- ISO 10646 does not say this is the 'implies' character but does not
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+ // have another character with this function so ?rArr can be used for
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+ // 'implies' as ISOtech suggests -->
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+ {"\u21D3", "⇓"}, // downwards double arrow, U+21D3 ISOamsa -->
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+ {"\u21D4", "⇔"}, // left right double arrow,U+21D4 ISOamsa -->
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+ // <!-- Mathematical Operators -->
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+ {"\u2200", "∀"}, // for all, U+2200 ISOtech -->
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+ {"\u2202", "∂"}, // partial differential, U+2202 ISOtech -->
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+ {"\u2203", "∃"}, // there exists, U+2203 ISOtech -->
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+ {"\u2205", "∅"}, // empty set = null set = diameter,U+2205 ISOamso -->
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+ {"\u2207", "∇"}, // nabla = backward difference,U+2207 ISOtech -->
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+ {"\u2208", "∈"}, // element of, U+2208 ISOtech -->
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+ {"\u2209", "∉"}, // not an element of, U+2209 ISOtech -->
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+ {"\u220B", "∋"}, // contains as member, U+220B ISOtech -->
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+ // <!-- should there be a more memorable name than 'ni'? -->
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+ {"\u220F", "∏"}, // n-ary product = product sign,U+220F ISOamsb -->
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+ // <!-- prod is NOT the same character as U+03A0 'greek capital letter pi'
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+ // though the same glyph might be used for both -->
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+ {"\u2211", "∑"}, // n-ary summation, U+2211 ISOamsb -->
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+ // <!-- sum is NOT the same character as U+03A3 'greek capital letter sigma'
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+ // though the same glyph might be used for both -->
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+ {"\u2212", "−"}, // minus sign, U+2212 ISOtech -->
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+ {"\u2217", "∗"}, // asterisk operator, U+2217 ISOtech -->
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+ {"\u221A", "√"}, // square root = radical sign,U+221A ISOtech -->
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+ {"\u221D", "∝"}, // proportional to, U+221D ISOtech -->
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+ {"\u221E", "∞"}, // infinity, U+221E ISOtech -->
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+ {"\u2220", "∠"}, // angle, U+2220 ISOamso -->
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+ {"\u2227", "∧"}, // logical and = wedge, U+2227 ISOtech -->
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+ {"\u2228", "∨"}, // logical or = vee, U+2228 ISOtech -->
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+ {"\u2229", "∩"}, // intersection = cap, U+2229 ISOtech -->
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+ {"\u222A", "∪"}, // union = cup, U+222A ISOtech -->
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+ {"\u222B", "∫"}, // integral, U+222B ISOtech -->
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+ {"\u2234", "∴"}, // therefore, U+2234 ISOtech -->
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+ {"\u223C", "∼"}, // tilde operator = varies with = similar to,U+223C ISOtech -->
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+ // <!-- tilde operator is NOT the same character as the tilde, U+007E,although
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+ // the same glyph might be used to represent both -->
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+ {"\u2245", "≅"}, // approximately equal to, U+2245 ISOtech -->
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+ {"\u2248", "≈"}, // almost equal to = asymptotic to,U+2248 ISOamsr -->
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+ {"\u2260", "≠"}, // not equal to, U+2260 ISOtech -->
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+ {"\u2261", "≡"}, // identical to, U+2261 ISOtech -->
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+ {"\u2264", "≤"}, // less-than or equal to, U+2264 ISOtech -->
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+ {"\u2265", "≥"}, // greater-than or equal to,U+2265 ISOtech -->
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+ {"\u2282", "⊂"}, // subset of, U+2282 ISOtech -->
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+ {"\u2283", "⊃"}, // superset of, U+2283 ISOtech -->
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+ // <!-- note that nsup, 'not a superset of, U+2283' is not covered by the
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+ // Symbol font encoding and is not included. Should it be, for symmetry?
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+ // It is in ISOamsn -->,
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+ {"\u2284", "⊄"}, // not a subset of, U+2284 ISOamsn -->
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+ {"\u2286", "⊆"}, // subset of or equal to, U+2286 ISOtech -->
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+ {"\u2287", "⊇"}, // superset of or equal to,U+2287 ISOtech -->
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+ {"\u2295", "⊕"}, // circled plus = direct sum,U+2295 ISOamsb -->
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+ {"\u2297", "⊗"}, // circled times = vector product,U+2297 ISOamsb -->
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+ {"\u22A5", "⊥"}, // up tack = orthogonal to = perpendicular,U+22A5 ISOtech -->
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+ {"\u22C5", "⋅"}, // dot operator, U+22C5 ISOamsb -->
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+ // <!-- dot operator is NOT the same character as U+00B7 middle dot -->
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+ // <!-- Miscellaneous Technical -->
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+ {"\u2308", "⌈"}, // left ceiling = apl upstile,U+2308 ISOamsc -->
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+ {"\u2309", "⌉"}, // right ceiling, U+2309 ISOamsc -->
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+ {"\u230A", "⌊"}, // left floor = apl downstile,U+230A ISOamsc -->
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+ {"\u230B", "⌋"}, // right floor, U+230B ISOamsc -->
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+ {"\u2329", "⟨"}, // left-pointing angle bracket = bra,U+2329 ISOtech -->
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+ // <!-- lang is NOT the same character as U+003C 'less than' or U+2039 'single left-pointing angle quotation
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+ // mark' -->
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+ {"\u232A", "⟩"}, // right-pointing angle bracket = ket,U+232A ISOtech -->
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+ // <!-- rang is NOT the same character as U+003E 'greater than' or U+203A
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+ // 'single right-pointing angle quotation mark' -->
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+ // <!-- Geometric Shapes -->
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+ {"\u25CA", "◊"}, // lozenge, U+25CA ISOpub -->
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+ // <!-- Miscellaneous Symbols -->
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+ {"\u2660", "♠"}, // black spade suit, U+2660 ISOpub -->
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+ // <!-- black here seems to mean filled as opposed to hollow -->
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+ {"\u2663", "♣"}, // black club suit = shamrock,U+2663 ISOpub -->
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+ {"\u2665", "♥"}, // black heart suit = valentine,U+2665 ISOpub -->
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+ {"\u2666", "♦"}, // black diamond suit, U+2666 ISOpub -->
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+
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+ // <!-- Latin Extended-A -->
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+ {"\u0152", "Œ"}, // -- latin capital ligature OE,U+0152 ISOlat2 -->
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+ {"\u0153", "œ"}, // -- latin small ligature oe, U+0153 ISOlat2 -->
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+ // <!-- ligature is a misnomer, this is a separate character in some languages -->
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+ {"\u0160", "Š"}, // -- latin capital letter S with caron,U+0160 ISOlat2 -->
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+ {"\u0161", "š"}, // -- latin small letter s with caron,U+0161 ISOlat2 -->
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+ {"\u0178", "Ÿ"}, // -- latin capital letter Y with diaeresis,U+0178 ISOlat2 -->
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+ // <!-- Spacing Modifier Letters -->
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+ {"\u02C6", "ˆ"}, // -- modifier letter circumflex accent,U+02C6 ISOpub -->
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+ {"\u02DC", "˜"}, // small tilde, U+02DC ISOdia -->
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+ // <!-- General Punctuation -->
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+ {"\u2002", " "}, // en space, U+2002 ISOpub -->
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+ {"\u2003", " "}, // em space, U+2003 ISOpub -->
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+ {"\u2009", " "}, // thin space, U+2009 ISOpub -->
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+ {"\u200C", "‌"}, // zero width non-joiner,U+200C NEW RFC 2070 -->
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+ {"\u200D", "‍"}, // zero width joiner, U+200D NEW RFC 2070 -->
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+ {"\u200E", "‎"}, // left-to-right mark, U+200E NEW RFC 2070 -->
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+ {"\u200F", "‏"}, // right-to-left mark, U+200F NEW RFC 2070 -->
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+ {"\u2013", "–"}, // en dash, U+2013 ISOpub -->
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+ {"\u2014", "—"}, // em dash, U+2014 ISOpub -->
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+ {"\u2018", "‘"}, // left single quotation mark,U+2018 ISOnum -->
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+ {"\u2019", "’"}, // right single quotation mark,U+2019 ISOnum -->
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+ {"\u201A", "‚"}, // single low-9 quotation mark, U+201A NEW -->
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+ {"\u201C", "“"}, // left double quotation mark,U+201C ISOnum -->
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+ //{"\u201D", "”"}, // right double quotation mark,U+201D ISOnum -->
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+ {"\u201E", "„"}, // double low-9 quotation mark, U+201E NEW -->
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+ {"\u2020", "†"}, // dagger, U+2020 ISOpub -->
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+ {"\u2021", "‡"}, // double dagger, U+2021 ISOpub -->
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+ {"\u2030", "‰"}, // per mille sign, U+2030 ISOtech -->
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+ {"\u2039", "‹"}, // single left-pointing angle quotation mark,U+2039 ISO proposed -->
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+ // <!-- lsaquo is proposed but not yet ISO standardized -->
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+ {"\u203A", "›"}, // single right-pointing angle quotation mark,U+203A ISO proposed -->
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+ // <!-- rsaquo is proposed but not yet ISO standardized -->
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+ {"\u20AC", "€"}, // -- euro sign, U+20AC NEW -->
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+ };
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+
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+ private static final String[][] BASIC_UNESCAPE = invert(BASIC_ESCAPE);
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+
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+ /**
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+ * 加载properties配置文件
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+ *
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+ * @param propertiesPath
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+ * @return
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+ */
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+ public static Properties loadProperties(String propertiesPath) {
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+ InputStream inputStream = null;
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+ Properties properties = new Properties();
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+ try {
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+ inputStream = ClassLoader.getSystemResourceAsStream(propertiesPath);
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+ BufferedReader bf = new BufferedReader(new InputStreamReader(inputStream));
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+ properties.load(bf);
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+ } catch (Exception e) {
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+ log.error("加载配置异常:", e.getMessage());
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+ }
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+ return properties;
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+ }
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+
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+ /**
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+ * 记载通用配置文件
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+ *
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static Properties loadCommonProperties() {
|
|
|
+ return loadProperties(COMMON_PROPERTIES);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取临时文件夹根路径
|
|
|
+ *
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getTmpRootPath() {
|
|
|
+ return (String) loadCommonProperties().get("tmp_root_path");
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取当前日期字符串
|
|
|
+ *
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getCurDate() {
|
|
|
+ return new SimpleDateFormat("yyyy-MM-dd").format(new Date());
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取当前日期时间字符串
|
|
|
+ *
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getCurDateTime() {
|
|
|
+ return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date());
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 根据当前日期获取数字字符串
|
|
|
+ *
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getCurNum() {
|
|
|
+ return new SimpleDateFormat("yyyyMMddHHmmssSSS").format(new Date());
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 根据枚举名称获取枚举
|
|
|
+ *
|
|
|
+ * @param clazz
|
|
|
+ * @param name
|
|
|
+ * @param <T>
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static <T> T getEnum(Class<T> clazz, String name) {
|
|
|
+ T[] enumConstants = clazz.getEnumConstants();
|
|
|
+ for (T _enum : enumConstants) {
|
|
|
+ if (_enum.toString().equals(name)) {
|
|
|
+ return _enum;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 校验题型
|
|
|
+ *
|
|
|
+ * @param quesType
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static boolean checkQuesType(String quesType) {
|
|
|
+ return Stream.of(QuesStructType.values()).anyMatch(type -> type.getName().equals(quesType));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取中文数字
|
|
|
+ *
|
|
|
+ * @param inputNum
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String toCHNum(int inputNum) {
|
|
|
+ String resultNum = "";
|
|
|
+ String numStr = String.valueOf(inputNum);
|
|
|
+
|
|
|
+ int len = numStr.length();
|
|
|
+ for (int i = 0; i < len; i++) {
|
|
|
+ int tmpNum = numStr.charAt(i) - '0';
|
|
|
+ if (i != len - 1 && tmpNum != 0) {
|
|
|
+ resultNum += CN_SMALL_NUM[tmpNum] + CN_BIG_NUM[len - 2 - i];
|
|
|
+ } else {
|
|
|
+ resultNum += CN_SMALL_NUM[tmpNum];
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (resultNum.contains("零")) {
|
|
|
+ resultNum = resultNum.replaceAll("零{1,}", "零");
|
|
|
+ }
|
|
|
+ if (resultNum.endsWith("零")) {
|
|
|
+ resultNum = resultNum.substring(0, resultNum.length() - 1);
|
|
|
+ }
|
|
|
+ if (resultNum.startsWith("一十")) {
|
|
|
+ resultNum = resultNum.replaceFirst("一十", "十");
|
|
|
+ }
|
|
|
+
|
|
|
+ while (StringUtils.countMatches(resultNum, "万") > 1) {
|
|
|
+ resultNum = resultNum.replaceFirst("万", "");
|
|
|
+ }
|
|
|
+
|
|
|
+ while (StringUtils.countMatches(resultNum, "亿") > 1) {
|
|
|
+ resultNum = resultNum.replaceFirst("亿", "");
|
|
|
+ }
|
|
|
+
|
|
|
+ return resultNum;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * iterator转List
|
|
|
+ *
|
|
|
+ * @param <T>
|
|
|
+ * @param iterator
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static <T> List<T> toList(Iterable<T> iterator) {
|
|
|
+ if (iterator == null) {
|
|
|
+ throw new NullPointerException("Iterator must not be null");
|
|
|
+ }
|
|
|
+ final List<T> list = new ArrayList<T>();
|
|
|
+ final Iterator<T> iter = iterator.iterator();
|
|
|
+ while (iter.hasNext())
|
|
|
+ list.add(iter.next());
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 将整数转化成字母
|
|
|
+ *
|
|
|
+ * @param number
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getOptionNum(int number) {
|
|
|
+ char optionNum = (char) (65 + number);
|
|
|
+ return String.valueOf(optionNum);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 字母转换成数字
|
|
|
+ *
|
|
|
+ * @param input
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static Integer characterToNumber(String input) {
|
|
|
+ String reg = "[a-zA-Z]";
|
|
|
+ StringBuffer strBuf = new StringBuffer();
|
|
|
+ input = input.toLowerCase();
|
|
|
+ if (null != input && !"".equals(input)) {
|
|
|
+ for (char c : input.toCharArray()) {
|
|
|
+ if (String.valueOf(c).matches(reg)) {
|
|
|
+ strBuf.append(c - 96);
|
|
|
+ } else {
|
|
|
+ strBuf.append(c);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return Integer.valueOf(strBuf.toString());
|
|
|
+ } else {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 从A标签中获取属性值
|
|
|
+ * 例如从:
|
|
|
+ * <a id=\"123456\" name=\"1_1_1.mp3\">
|
|
|
+ * 中获取id的属性值为:123456
|
|
|
+ * 获取name的属性值为:1_1_1.mp3
|
|
|
+ *
|
|
|
+ * @param questionStr
|
|
|
+ * @param attrName
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String getAttrValue(String questionStr, String attrName) {
|
|
|
+ Pattern aPattern = Pattern.compile("a.*");
|
|
|
+ Matcher aMatcher = aPattern.matcher(questionStr);
|
|
|
+
|
|
|
+ if (aMatcher.find()) {
|
|
|
+ String idRegex = attrName + "=\".*?\"";
|
|
|
+ Pattern idPattern = Pattern.compile(idRegex);
|
|
|
+ Matcher idMatcher = idPattern.matcher(aMatcher.group());
|
|
|
+ if (idMatcher.find()) {
|
|
|
+ return idMatcher.group()
|
|
|
+ .replaceAll(attrName + "=\"", "")
|
|
|
+ .replaceAll("\"", "");
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 从一段HTML字符串中取出标签中的属性值
|
|
|
+ *
|
|
|
+ * @param htmlString
|
|
|
+ * @return
|
|
|
+ * @throws DocumentException
|
|
|
+ */
|
|
|
+ public static List<String> getAttrValueFromString(String htmlString, String flagName, String attrName) {
|
|
|
+ List<String> idValues = new ArrayList<>();
|
|
|
+ try {
|
|
|
+ Document document = DocumentHelper.parseText(htmlString);
|
|
|
+ Element rootElement = document.getRootElement();
|
|
|
+ List<Element> nodes = new ArrayList<>();
|
|
|
+ if (flagName.equals(rootElement.getName())) {
|
|
|
+ nodes.add(rootElement);
|
|
|
+ } else {
|
|
|
+ nodes = rootElement.elements(flagName);
|
|
|
+ }
|
|
|
+ for (Iterator<Element> itr = nodes.iterator(); itr.hasNext(); ) {
|
|
|
+ Element element = itr.next();
|
|
|
+ Attribute attr = element.attribute(attrName);
|
|
|
+ idValues.add(attr.getValue());
|
|
|
+ }
|
|
|
+ } catch (DocumentException e) {
|
|
|
+ log.error(e.getMessage(), e);
|
|
|
+ }
|
|
|
+ return idValues;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 截取a标签中的id的值
|
|
|
+ *
|
|
|
+ * @param htmlString
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static List<String> getTagANames(String htmlString) {
|
|
|
+ List<String> list = new ArrayList<>();
|
|
|
+ Pattern p = Pattern.compile("<a[^<>]*\\s+id=\"([0-9A-Za-z-_.]+)\"\\s*");
|
|
|
+ Matcher m = p.matcher(htmlString);
|
|
|
+ while (m.find()) {
|
|
|
+ String str = m.group(1);
|
|
|
+ list.add(str);
|
|
|
+ }
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 截取a标签中的id的值
|
|
|
+ *
|
|
|
+ * @param htmlString
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static List<String> getTagANames2(String htmlString) {
|
|
|
+ List<String> list = new ArrayList<>();
|
|
|
+ Pattern p = Pattern.compile("<a[^<>]*\\s+name=\"([0-9A-Za-z-_.]+)\"\\s*");
|
|
|
+ Matcher m = p.matcher(htmlString);
|
|
|
+ while (m.find()) {
|
|
|
+ String str = m.group(1);
|
|
|
+ list.add(str);
|
|
|
+ }
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 保留两位小数
|
|
|
+ *
|
|
|
+ * @param number
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static double formatDouble(double number) {
|
|
|
+ BigDecimal formatNumber = BigDecimal.valueOf(number);
|
|
|
+ return formatNumber.setScale(2, RoundingMode.HALF_UP).doubleValue();
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 保留一位小数点
|
|
|
+ */
|
|
|
+ public static String formatValue(Double score) {
|
|
|
+ if (score == null) {
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+ DecimalFormat decimalFormat = new DecimalFormat("#.#");
|
|
|
+ return decimalFormat.format(score);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 去掉包含“.0”的小数点
|
|
|
+ */
|
|
|
+ public static String clearZeroPoint(String scoreStr) {
|
|
|
+ if (scoreStr != null && scoreStr.indexOf(".0") > -1) {
|
|
|
+ return scoreStr.replace(".0", "");
|
|
|
+ }
|
|
|
+ return scoreStr;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 向下取整,可以取0.5
|
|
|
+ *
|
|
|
+ * @param number
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static double formatDoubleFloor(double number) {
|
|
|
+ BigDecimal formatNumber = BigDecimal.valueOf(number);
|
|
|
+ double floorNumber = formatNumber.setScale(0, RoundingMode.FLOOR).doubleValue();
|
|
|
+ if (number >= floorNumber && number < floorNumber + 0.5) {
|
|
|
+ return floorNumber;
|
|
|
+ } else {
|
|
|
+ return floorNumber + 0.5;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 补全html标签
|
|
|
+ *
|
|
|
+ * @param htmlStr
|
|
|
+ * @return
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static String repairHtmlStr(String htmlStr) throws Exception {
|
|
|
+ htmlStr = htmlStr.trim();
|
|
|
+ if (htmlStr.toLowerCase().contains("<!doctype html ")) {
|
|
|
+ int index1 = htmlStr.toLowerCase().indexOf("<!doctype html ");
|
|
|
+ int index2 = htmlStr.indexOf('>', index1 + 1);
|
|
|
+ htmlStr = htmlStr.substring(0, index1) + htmlStr.substring(index2 + 1);
|
|
|
+ }
|
|
|
+ while (htmlStr.toLowerCase().contains("<br ")) {
|
|
|
+ int index1 = htmlStr.toLowerCase().indexOf("<br ");
|
|
|
+ int index2 = htmlStr.toLowerCase().indexOf('>', index1 + 1);
|
|
|
+ htmlStr = htmlStr.substring(0, index1) + "<br/>" + htmlStr.substring(index2 + 1);
|
|
|
+ }
|
|
|
+ while (htmlStr.toLowerCase().endsWith("<br>") || htmlStr.toLowerCase().endsWith("<br/>")) {
|
|
|
+ if (htmlStr.toLowerCase().endsWith("<br>")) {
|
|
|
+ htmlStr = htmlStr.substring(0, htmlStr.length() - "<br>".length());
|
|
|
+ } else if (htmlStr.toLowerCase().endsWith("<br/>")) {
|
|
|
+ htmlStr = htmlStr.substring(0, htmlStr.length() - "<br/>".length());
|
|
|
+ }
|
|
|
+ }
|
|
|
+ htmlStr = htmlStr.replace("<br>", "<br/>").replace("<BR>", "<br/>");
|
|
|
+
|
|
|
+ {//补全META标签
|
|
|
+ int imgIndex = indexOfRegex(htmlStr, "<((meta)|(META)) ");
|
|
|
+ while (imgIndex > 0) {
|
|
|
+ int flag = htmlStr.indexOf('>', imgIndex);
|
|
|
+ if (htmlStr.charAt(flag - 1) != '/') {
|
|
|
+ htmlStr = htmlStr.substring(0, flag) + "/" + htmlStr.substring(flag);
|
|
|
+ }
|
|
|
+ imgIndex = indexOfRegex(htmlStr, "<((meta)|(META)) ", flag);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ {//补全img标签
|
|
|
+ int imgIndex = indexOfRegex(htmlStr, "<((img)|(IMG)) ");
|
|
|
+ while (imgIndex > 0) {
|
|
|
+ int flag = htmlStr.indexOf('>', imgIndex);
|
|
|
+ if (htmlStr.charAt(flag - 1) != '/') {
|
|
|
+ htmlStr = htmlStr.substring(0, flag) + "/" + htmlStr.substring(flag);
|
|
|
+ }
|
|
|
+ imgIndex = indexOfRegex(htmlStr, "<((img)|(IMG)) ", flag);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ //添加body标签
|
|
|
+ if ((htmlStr.toLowerCase().contains("<p") || htmlStr.toLowerCase().contains("<span"))
|
|
|
+ && !htmlStr.toLowerCase().contains("<body")) {
|
|
|
+ htmlStr = "<body>" + htmlStr + "</body>";
|
|
|
+ }
|
|
|
+ return new String(htmlStr.getBytes("UTF-8"));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 从指定的位置开始查找第一个匹配正则表达式的字符串的位置
|
|
|
+ *
|
|
|
+ * @param str
|
|
|
+ * @param regex 正则表达式
|
|
|
+ * @param fromIndex 指定的起始位置
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static int indexOfRegex(String str, String regex, int fromIndex) {
|
|
|
+ int index = indexOfRegex(str.substring(fromIndex), regex);
|
|
|
+ if (index < 0) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ return fromIndex + index;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 查找第一个匹配正则表达式的字符串的位置
|
|
|
+ *
|
|
|
+ * @param str
|
|
|
+ * @param regex 正则表达式
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static int indexOfRegex(String str, String regex) {
|
|
|
+ Pattern p = Pattern.compile(regex);
|
|
|
+ Matcher m = p.matcher(str);
|
|
|
+ if (m.find()) {
|
|
|
+ return m.start();
|
|
|
+ } else {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 格式化html
|
|
|
+ *
|
|
|
+ * @param htmlStr
|
|
|
+ * @return
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static String formatHtml(String htmlStr) throws Exception {
|
|
|
+ if (StringUtils.isEmpty(htmlStr)) {
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+ htmlStr = repairHtmlStr(htmlStr);
|
|
|
+ //htmlStr = StringEscapeUtils.unescapeHtml4(htmlStr);
|
|
|
+ htmlStr = UNESCAPE_HTML4.translate(htmlStr);
|
|
|
+ return htmlStr;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 过滤非空格的空字符
|
|
|
+ *
|
|
|
+ * @param str
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String trimNoBlankSpace(final String str) {
|
|
|
+ if (str == null || str.length() == 0) {
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+ return str.replaceAll("[\\t\\r\\f]*", "");
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 替换掉字符串的Unicode字符为中文字符
|
|
|
+ * 如下所示
|
|
|
+ * \u0026ldquo;=“
|
|
|
+ * \u0026mdash;=—
|
|
|
+ * \u0026lt;=<
|
|
|
+ * \u0026hellip;=…
|
|
|
+ * \u0026rdquo;=”
|
|
|
+ * \u0026gt;=>
|
|
|
+ */
|
|
|
+ public static String replaceUnicodeStr(String content) {
|
|
|
+ try {
|
|
|
+ Pattern pattern = Pattern.compile("\\\\u[a-f0-9A-F]{1,4}");
|
|
|
+ Matcher matcher = pattern.matcher(content);
|
|
|
+ Map<String, String> unicodeMap = new HashMap<>();
|
|
|
+ while (matcher.find()) {
|
|
|
+ String unicodeStr = matcher.group();
|
|
|
+ byte[] unicodeStrByte = unicodeStr.getBytes();
|
|
|
+ String resultByte = new String(unicodeStrByte, "utf-8");
|
|
|
+ String escapeStr = StringEscapeUtils.unescapeHtml4(StringEscapeUtils.unescapeEcmaScript(resultByte));
|
|
|
+ unicodeMap.put(unicodeStr, escapeStr);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (unicodeMap.size() > 0) {
|
|
|
+ for (String key : unicodeMap.keySet()) {
|
|
|
+ //replace函数替换时忽略正则表达式符号,replaceAll和replaceFirst函数替换时是使用正则表达式匹配的。
|
|
|
+ content = content.replace(key, unicodeMap.get(key));
|
|
|
+ }
|
|
|
+ }
|
|
|
+ } catch (IOException e) {
|
|
|
+ log.error(e.getMessage(), e);
|
|
|
+ }
|
|
|
+ return content;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * weiwenhai
|
|
|
+ * 过滤题干中<>,不让反转
|
|
|
+ */
|
|
|
+ public static final CharSequenceTranslator UNESCAPE_HTML4 =
|
|
|
+ new AggregateTranslator(
|
|
|
+ new LookupTranslator(BASIC_UNESCAPE),
|
|
|
+ new LookupTranslator(EntityArrays.ISO8859_1_UNESCAPE()),
|
|
|
+ new NumericEntityUnescaper()
|
|
|
+ );
|
|
|
+
|
|
|
+ public static String[][] invert(final String[][] array) {
|
|
|
+ final String[][] newarray = new String[array.length][2];
|
|
|
+ for (int i = 0; i < array.length; i++) {
|
|
|
+ newarray[i][0] = array[i][1];
|
|
|
+ newarray[i][1] = array[i][0];
|
|
|
+ }
|
|
|
+ return newarray;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 删除html中p标签
|
|
|
+ *
|
|
|
+ * @param htmlStr
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String deleteHtmlP(String htmlStr) {
|
|
|
+ htmlStr = htmlStr.replace("<p>", "").replace("</p>", "");
|
|
|
+ return htmlStr;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 生成不同的随机整数集合
|
|
|
+ *
|
|
|
+ * @param list
|
|
|
+ * @param size 数量
|
|
|
+ * @param original 随机数范围
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static List<Integer> getRandom(List<Integer> list, int size, int original) {
|
|
|
+ Integer i = random.nextInt(original);
|
|
|
+ if (!list.contains(i) && i < original) {
|
|
|
+ list.add(i);
|
|
|
+ if (list.size() == size) {
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ getRandom(list, size, original);
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 判断字符串是否为正数
|
|
|
+ *
|
|
|
+ * @param str
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static boolean isInteger(String str) {
|
|
|
+ Boolean strResult = str.matches("-?[0-9]+.?[0-9]*");
|
|
|
+ try {
|
|
|
+ if (strResult && Double.parseDouble(str) > 0) {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ } catch (NumberFormatException ex) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static String relaceQuestionIdx(String str, int baseIdx) {
|
|
|
+ StringBuffer sb = new StringBuffer("");
|
|
|
+ Pattern pattern = Pattern.compile("##(\\d+)##");
|
|
|
+
|
|
|
+ Matcher matcher = pattern.matcher(str);
|
|
|
+
|
|
|
+ while (matcher.find()) {
|
|
|
+ String idx = matcher.group(1);
|
|
|
+ matcher.appendReplacement(sb, "___" + String.valueOf(Integer.parseInt(idx) + baseIdx) + "___");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (StringUtils.isEmpty(sb.toString())) {
|
|
|
+ return str;
|
|
|
+ } else {
|
|
|
+ matcher.appendTail(sb);
|
|
|
+ return sb.toString();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 去除字符串中所有的html标签
|
|
|
+ *
|
|
|
+ * @param html
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String parseHtml(String html) {
|
|
|
+ if (StringUtils.isEmpty(html)) {
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+ org.jsoup.nodes.Document document = Jsoup.parse(html);
|
|
|
+ return document.text();
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 正则表达是匹配特殊字符进行转义
|
|
|
+ *
|
|
|
+ * @param keyword
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static String escapeExprSpecialWord(String keyword) {
|
|
|
+ if (StringUtils.isNotBlank(keyword)) {
|
|
|
+ String[] fbsArr = {"\\", "$", "(", ")", "*", "+", ".", "[", "]", "?", "^", "{", "}", "|"};
|
|
|
+ for (String key : fbsArr) {
|
|
|
+ if (keyword.contains(key)) {
|
|
|
+ keyword = keyword.replace(key, "\\" + key);
|
|
|
+ return keyword;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return keyword;
|
|
|
+ }
|
|
|
+}
|