net.sourceforge.plantuml.text.FoxSignature Maven / Gradle / Ivy
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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
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*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the Eclipse Public License.
*
* THE ACCOMPANYING PROGRAM IS PROVIDED UNDER THE TERMS OF THIS ECLIPSE PUBLIC
* LICENSE ("AGREEMENT"). [Eclipse Public License - v 1.0]
*
* ANY USE, REPRODUCTION OR DISTRIBUTION OF THE PROGRAM CONSTITUTES
* RECIPIENT'S ACCEPTANCE OF THIS AGREEMENT.
*
* You may obtain a copy of the License at
*
* http://www.eclipse.org/legal/epl-v10.html
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* PlantUML can occasionally display sponsored or advertising messages. Those
* messages are usually generated on welcome or error images and never on
* functional diagrams.
* See https://plantuml.com/professional if you want to remove them
*
* Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
* are owned by the author of their corresponding sources code (that is, their
* textual description in PlantUML language). Those images are not covered by
* this EPL license.
*
* The generated images can then be used without any reference to the EPL license.
* It is not even necessary to stipulate that they have been generated with PlantUML,
* although this will be appreciated by the PlantUML team.
*
* There is an exception : if the textual description in PlantUML language is also covered
* by any license, then the generated images are logically covered
* by the very same license.
*
* This is the IGY distribution (Install GraphViz by Yourself).
* You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
* (see https://plantuml.com/graphviz-dot )
*
* Icons provided by OpenIconic : https://useiconic.com/open
* Archimate sprites provided by Archi : http://www.archimatetool.com
* Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
* Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
* ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
* ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
* CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
* Brotli (c) by the Brotli Authors https://github.com/google/brotli
* Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
* Twemoji (c) by Twitter at https://twemoji.twitter.com/
*
*/
package net.sourceforge.plantuml.text;
public class FoxSignature {
private static final long masks[] = new long[127];
private static final long MASK_SPACES;
private static final long MASK_SPECIAL1;
static {
final String full = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0!\"#$%&\'()*+,-./:;<=>?@[\\]^_{|}~";
long m = 1L;
MASK_SPACES = m;
m = m << 1;
MASK_SPECIAL1 = m;
m = m << 1;
for (int i = 0; i < full.length(); i++) {
char ch = full.charAt(i);
masks[ch] = m;
if (ch >= 'A' && ch <= 'Z') {
ch = (char) (ch + ('a' - 'A'));
masks[ch] = m;
} else if (ch == '.' || ch == '=' || ch == '-' || ch == '~')
masks[ch] |= MASK_SPECIAL1;
m = m << 1;
}
masks[' '] = MASK_SPACES;
masks['\t'] = MASK_SPACES;
masks['\r'] = MASK_SPACES;
masks['\n'] = MASK_SPACES;
masks['\f'] = MASK_SPACES;
}
public static long getSpecialSpaces() {
return MASK_SPACES;
}
public static long getSpecial1() {
return MASK_SPECIAL1;
}
public static void printMe() {
for (int i = 0; i < masks.length; i++)
if (masks[i] > 0) {
final char ch = (char) i;
System.err.println("ch=" + ch + " " + masks[i]);
}
}
private static long getMask(char ch) {
if (ch < masks.length)
return masks[ch];
else if (ch == '\u00A0')
return MASK_SPACES;
return 0L;
}
public static long getFoxSignatureFromRealString(String s) {
long result = 0;
for (int i = 0; i < s.length(); i++)
result = result | getMask(s.charAt(i));
return result;
}
public static long getFoxSignatureFromRegex(String s) {
long result = 0;
for (int i = 0; i < s.length(); i++) {
if (s.charAt(i) == '.') {
if (s.charAt(i + 1) == '+' || s.charAt(i + 1) == '*')
i++;
else
throw new IllegalArgumentException(s);
} else if (s.charAt(i) == '\\') {
if (s.charAt(i + 1) == 'b')
i++;
else if (Character.isLetterOrDigit(s.charAt(i + 1)))
throw new IllegalArgumentException(s);
} else {
if (i + 1 < s.length() && (s.charAt(i + 1) == '?' || s.charAt(i + 1) == '*')) {
i++;
continue;
}
result = result | getMask(s.charAt(i));
if (i + 1 < s.length() && s.charAt(i + 1) == '+') {
i++;
}
}
}
return result;
}
public static String backToString(long check) {
final StringBuilder sb = new StringBuilder();
for (int i = 0; i < masks.length; i++)
if (masks[i] != 0L && (check & masks[i]) != 0L) {
final char ch = (char) i;
sb.append(ch);
}
return sb.toString();
}
}