src/main/java/org/yaml/snakeyaml/error/MarkedYAMLException.java

/*
 * See LICENSE file in distribution for copyright and licensing information.
 */
package org.yaml.snakeyaml.error;

/**
 * @see <a href="http://pyyaml.org/wiki/PyYAML">PyYAML</a> for more information
 */
public class MarkedYAMLException extends YAMLException {

    private static final long serialVersionUID = -9119388488683035101L;
    private String context;
    private Mark contextMark;
    private String problem;
    private Mark problemMark;
    private String note;

    protected MarkedYAMLException(String context, Mark contextMark, String problem,
            Mark problemMark, String note) {
        super(context + "; " + problem);
        this.context = context;
        this.contextMark = contextMark;
        this.problem = problem;
        this.problemMark = problemMark;
        this.note = note;
    }

    protected MarkedYAMLException(String context, Mark contextMark, String problem, Mark problemMark) {
        this(context, contextMark, problem, problemMark, null);
    }

    @Override
    public String toString() {
        StringBuffer lines = new StringBuffer();
        if (context != null) {
            lines.append(context);
            lines.append("\n");
        }
        if (contextMark != null
                && (problem == null || problemMark == null
                        || (contextMark.getName() != problemMark.getName())
                        || (contextMark.getLine() != problemMark.getLine()) || (contextMark
                        .getColumn() != problemMark.getColumn()))) {
            lines.append(contextMark.toString());
            lines.append("\n");
        }
        if (problem != null) {
            lines.append(problem);
            lines.append("\n");
        }
        if (problemMark != null) {
            lines.append(problemMark.toString());
            lines.append("\n");
        }
        if (note != null) {
            lines.append(note);
            lines.append("\n");
        }
        return lines.toString();
    }
}