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-rw-r--r--BJC-Utils2/src/main/java/bjc/utils/funcutils/DoubleMatcher.java87
1 files changed, 43 insertions, 44 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/funcutils/DoubleMatcher.java b/BJC-Utils2/src/main/java/bjc/utils/funcutils/DoubleMatcher.java
index 8d0715d..03227ed 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/funcutils/DoubleMatcher.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/funcutils/DoubleMatcher.java
@@ -17,56 +17,55 @@ class DoubleMatcher {
*/
private static final String Exp = "[eE][+-]?" + Digits;
- private static final String fpRegex = "[\\x00-\\x20]*" + // Optional
- // leading
- // "whitespace"
- "[+-]?(" + // Optional sign character
- "NaN|" + // "NaN" string
- "Infinity|" + // "Infinity" string
+ private static final String fpRegex =
+ "[\\x00-\\x20]*" // Optional leading "whitespace"
+ + "[+-]?(" + // Optional sign character
+ "NaN|" + // "NaN" string
+ "Infinity|" + // "Infinity" string
- /*
- * A decimal floating-point string representing a finite
- * positive number without a leading sign has at most
- * five basic pieces: Digits . Digits ExponentPart
- * FloatTypeSuffix
- *
- * Since this method allows integer-only strings as
- * input in addition to strings of floating-point
- * literals, the two sub-patterns below are
- * simplifications of the grammar productions from
- * section 3.10.2 of The Java™ Language Specification.
- */
+ /*
+ * A decimal floating-point string representing a finite
+ * positive number without a leading sign has at most
+ * five basic pieces: Digits . Digits ExponentPart
+ * FloatTypeSuffix
+ *
+ * Since this method allows integer-only strings as
+ * input in addition to strings of floating-point
+ * literals, the two sub-patterns below are
+ * simplifications of the grammar productions from
+ * section 3.10.2 of The Java™ Language Specification.
+ */
- /*
- * Digits ._opt Digits_opt ExponentPart_opt
- * FloatTypeSuffix_opt
- */
- "(((" + Digits + "(\\.)?(" + Digits + "?)(" + Exp + ")?)|" +
+ /*
+ * Digits ._opt Digits_opt ExponentPart_opt
+ * FloatTypeSuffix_opt
+ */
+ "(((" + Digits + "(\\.)?(" + Digits + "?)(" + Exp + ")?)|" +
- /*
- * . Digits ExponentPart_opt FloatTypeSuffix_opt
- */
- "(\\.(" + Digits + ")(" + Exp + ")?)|" +
+ /*
+ * . Digits ExponentPart_opt FloatTypeSuffix_opt
+ */
+ "(\\.(" + Digits + ")(" + Exp + ")?)|" +
- /*
- * Hexadecimal strings
- */
- "((" +
- /*
- * 0[xX] HexDigits ._opt BinaryExponent
- * FloatTypeSuffix_opt
- */
- "(0[xX]" + HexDigits + "(\\.)?)|" +
+ /*
+ * Hexadecimal strings
+ */
+ "((" +
+ /*
+ * 0[xX] HexDigits ._opt BinaryExponent
+ * FloatTypeSuffix_opt
+ */
+ "(0[xX]" + HexDigits + "(\\.)?)|" +
- /*
- * 0[xX] HexDigits_opt . HexDigits BinaryExponent
- * FloatTypeSuffix_opt
- */
- "(0[xX]" + HexDigits + "?(\\.)" + HexDigits + ")" +
+ /*
+ * 0[xX] HexDigits_opt . HexDigits BinaryExponent
+ * FloatTypeSuffix_opt
+ */
+ "(0[xX]" + HexDigits + "?(\\.)" + HexDigits + ")" +
- ")[pP][+-]?" + Digits + "))" + "[fFdD]?))" + "[\\x00-\\x20]*"; // Optional
- // trailing
- // "whitespace"
+ ")[pP][+-]?" + Digits + "))" + "[fFdD]?))" + "[\\x00-\\x20]*"; // Optional
+ // trailing
+ // "whitespace"
public static final Pattern floatingLiteral = Pattern.compile("\\A" + fpRegex + "\\Z");
}