Helper ForeignText

Jan Burse, created May 19. 2019
package jekpro.frequent.misc;
import jekpro.tools.call.Interpreter;
import jekpro.tools.call.InterpreterException;
import jekpro.tools.call.InterpreterMessage;
import matula.util.regex.AbstractCompiler;
import matula.util.regex.AbstractPattern;
import matula.util.regex.AbstractSpecimen;
import matula.util.regex.ScannerError;
import matula.util.system.ConnectionReader;
import matula.util.system.OpenOpts;
import java.io.IOException;
import java.io.StringReader;
/**
* Provides the methods for the module misc/text.
* <p/>
* Warranty & Liability
* To the extent permitted by applicable law and unless explicitly
* otherwise agreed upon, XLOG Technologies GmbH makes no warranties
* regarding the provided information. XLOG Technologies GmbH assumes
* no liability that any problems might be solved with the information
* provided by XLOG Technologies GmbH.
* <p/>
* Rights & License
* All industrial property rights regarding the information - copyright
* and patent rights in particular - are the sole property of XLOG
* Technologies GmbH. If the company was not the originator of some
* excerpts, XLOG Technologies GmbH has at least obtained the right to
* reproduce, change and translate the information.
* <p/>
* Reproduction is restricted to the whole unaltered document. Reproduction
* of the information is only allowed for non-commercial uses. Selling,
* giving away or letting of the execution of the library is prohibited.
* The library can be distributed as part of your applications and libraries
* for execution provided this comment remains unchanged.
* <p/>
* Restrictions
* Only to be distributed with programs that add significant and primary
* functionality to the library. Not to be distributed with additional
* software intended to replace any components of the library.
* <p/>
* Trademarks
* Jekejeke is a registered trademark of XLOG Technologies GmbH.
*/
public final class ForeignText {
/**
* <p>Creata a specimen from a string.</p>
*
* @param inter The interpreter.
* @param comp The compiler.
* @param pat The string.
* @return The specimen.
* @throws InterpreterException Problem creating specimen.
*/
public static AbstractSpecimen sysCreateSpecimen(Interpreter inter,
AbstractCompiler comp,
String pat)
throws InterpreterException {
AbstractSpecimen spec;
try {
spec = comp.createSpecimen(pat);
} catch (ScannerError y) {
String line = ScannerError.linePosition(pat, y.getErrorOffset());
InterpreterMessage x = new InterpreterMessage(
InterpreterMessage.syntaxError(y.getMessage()));
throw new InterpreterException(x,
InterpreterException.fetchPos(
InterpreterException.fetchStack(inter), line, inter));
}
return spec;
}
/**
* <p>Make a pattern.</p>
*
* @param inter The interpreter.
* @param comp The compiler.
* @param pat The string.
* @param flag The style and the features.
* @return The pattern.
* @throws InterpreterException Problem making pattern.
* @throws IOException IO error.
*/
public static AbstractPattern sysMakePattern(Interpreter inter,
AbstractCompiler comp,
String pat, int flag)
throws InterpreterException, IOException {
switch (flag & AbstractSpecimen.MATCH_STLE) {
case AbstractSpecimen.MATCH_CRTE:
AbstractSpecimen spec;
try {
spec = comp.createSpecimen(pat, flag);
} catch (ScannerError y) {
String line = ScannerError.linePosition(pat, y.getErrorOffset());
InterpreterMessage x = new InterpreterMessage(
InterpreterMessage.syntaxError(y.getMessage()));
throw new InterpreterException(x,
InterpreterException.fetchPos(
InterpreterException.fetchStack(inter), line, inter));
}
return spec;
case AbstractSpecimen.MATCH_PRSE:
ConnectionReader cr = new ConnectionReader(new StringReader(pat));
cr.setLineNumber(1);
try {
spec = comp.parseSpecimen(cr, flag);
} catch (ScannerError y) {
String line = ScannerError.linePosition(OpenOpts.getLine(cr), y.getErrorOffset());
InterpreterMessage x = new InterpreterMessage(
InterpreterMessage.syntaxError(y.getMessage()));
throw new InterpreterException(x,
InterpreterException.fetchPos(
InterpreterException.fetchStack(inter), line, inter));
}
return spec;
default:
throw new IllegalArgumentException("illegal style");
}
}
}

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