Application: gvSIG desktop

package org.gvsig.expressionevaluator;

import org.apache.commons.lang3.StringUtils;

/**

 *

 * @author jjdelcerro

 */

public class ExpressionSyntaxException extends RuntimeException {

    private final int position;

    private final int line;

    private final int column;

    private final String phrase;

    private final String description;

    private String tip;

    public ExpressionSyntaxException() {

        super("Syntax error in expression.");

        this.phrase = null;

        this.position = -1;

        this.line = -1;

        this.column = -1;

        this.description = I18N.Syntax_error_in_expression();

        this.tip = null;

    }

    public ExpressionSyntaxException(LexicalAnalyzer lexer) {

        super("Syntax error in '"+getSource(lexer.getSource(), lexer.getPosition())+"' near character "+ lexer.getPosition()+" ("+lexer.getLine()+":"+lexer.getColumn()+").");

        this.phrase = lexer.getSource();

        this.position = lexer.getPosition();

        this.line = lexer.getLine();

        this.column = lexer.getColumn();

        this.description = I18N.Syntax_error_near_character_XPositionX(position);

    }

    public ExpressionSyntaxException(String msg, LexicalAnalyzer lexer) {

        super("Syntax error in '"+getSource(lexer.getSource(), lexer.getPosition()) +"' near character "+ lexer.getPosition()+" ("+lexer.getLine()+":"+lexer.getColumn()+"). "+msg);

        this.phrase = lexer.getSource();

        this.position = lexer.getPosition();

        this.line = lexer.getLine();

        this.column = lexer.getColumn();

        this.description = I18N.Syntax_error_near_character_XPositionX(position)+ " "+msg;

    }

    public ExpressionSyntaxException(String msg, LexicalAnalyzer lexer, String tip) {

        this(msg,lexer);

        this.tip = tip;

    }

    public ExpressionSyntaxException(String phrase, int position) {

        super("Syntax error in '"+getSource(phrase, position) +"' near character "+ position+".");

        this.phrase = phrase;

        this.position = position;

        this.line = -1;

        this.column = -1;

        this.description = I18N.Syntax_error_near_character_XPositionX(position);

    }

    public ExpressionSyntaxException(String msg, String phrase, int position) {

        super("Syntax error in '"+ getSource(phrase, position) +"' near character "+ position+". "+msg);

        this.phrase = phrase;

        this.position = position;

        this.line = -1;

        this.column = -1;

        this.description = I18N.Syntax_error_near_character_XPositionX(position)+" "+msg;

    }

    private static String getSource(String source, int position) {

        String s = StringUtils.left(source, position) + "[*]" + StringUtils.mid(source, position, 200);

        if( s.length()>200 ) {

            s = "..."+StringUtils.mid(s, position-100, 200)+"...";

        }

        return s;

    }

    public String getPhrase() {

        return this.phrase;

    }

    public int getPosition() {

        return this.position;

    }

    public int getLine() {

        return this.line;

    }

    public int getColumn() {

        return this.column;

    }

    public String getDescription() {

        return this.description;

    }

    public String getTip() {

        return this.tip;

    }

}