Copyright (c) 2008, http://www.snakeyaml.org
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
    http://www.apache.org/licenses/LICENSE-2.0
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.
/**
 * Copyright (c) 2008, http://www.snakeyaml.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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.
 */
package org.yaml.snakeyaml.error;

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) {
        this(context, contextMark, problem, problemMark, note, null);
    }

    protected MarkedYAMLException(String context, Mark contextMark, String problem,
            Mark problemMark, String note, Throwable cause) {
        super(context + "; " + problem + "; " + problemMark, cause);
        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, null);
    }

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

    @Override
    public String getMessage() {
        return toString();
    }

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

    public String getContext() {
        return context;
    }

    public Mark getContextMark() {
        return contextMark;
    }

    public String getProblem() {
        return problem;
    }

    public Mark getProblemMark() {
        return problemMark;
    }
}