package net.minidev.json.parser;
public class ParseException extends Exception {
private static final long serialVersionUID = 8879024178584091857L;
public static final int ERROR_UNEXPECTED_CHAR = 0;
public static final int ERROR_UNEXPECTED_TOKEN = 1;
public static final int ERROR_UNEXPECTED_EXCEPTION = 2;
public static final int ERROR_UNEXPECTED_EOF = 3;
public static final int ERROR_UNEXPECTED_UNICODE = 4;
public static final int ERROR_UNEXPECTED_DUPLICATE_KEY = 5;
public static final int ERROR_UNEXPECTED_LEADING_0 = 6;
private int errorType;
private Object unexpectedObject;
private int position;
public ParseException(int position, int errorType, Object unexpectedObject) {
super(toMessage(position, errorType, unexpectedObject));
this.position = position;
this.errorType = errorType;
this.unexpectedObject = unexpectedObject;
}
public ParseException(int position, Throwable cause) {
super(toMessage(position, ERROR_UNEXPECTED_EXCEPTION, cause), cause);
this.position = position;
this.errorType = ERROR_UNEXPECTED_EXCEPTION;
this.unexpectedObject = cause;
}
public int getErrorType() {
return errorType;
}
public int getPosition() {
return position;
}
public Object getUnexpectedObject() {
return unexpectedObject;
}
private static String toMessage(int position, int errorType, Object unexpectedObject) {
StringBuilder sb = new StringBuilder();
if (errorType == ERROR_UNEXPECTED_CHAR) {
sb.append("Unexpected character (");
sb.append(unexpectedObject);
sb.append(") at position ");
sb.append(position);
sb.append(".");
} else if (errorType == ERROR_UNEXPECTED_TOKEN) {
sb.append("Unexpected token ");
sb.append(unexpectedObject);
sb.append(" at position ");
sb.append(position);
sb.append(".");
} else if (errorType == ERROR_UNEXPECTED_EXCEPTION) {
sb.append("Unexpected exception ");
sb.append(unexpectedObject);
sb.append(" occur at position ");
sb.append(position);
sb.append(".");
} else if (errorType == ERROR_UNEXPECTED_EOF) {
sb.append("Unexpected End Of File position ");
sb.append(position);
sb.append(": ");
sb.append(unexpectedObject);
} else if (errorType == ERROR_UNEXPECTED_UNICODE) {
sb.append("Unexpected unicode escape sequence ");
sb.append(unexpectedObject);
sb.append(" at position ");
sb.append(position);
sb.append(".");
} else if (errorType == ERROR_UNEXPECTED_DUPLICATE_KEY) {
sb.append("Unexpected duplicate key:");
sb.append(unexpectedObject);
sb.append(" at position ");
sb.append(position);
sb.append(".");
} else if (errorType == ERROR_UNEXPECTED_LEADING_0) {
sb.append("Unexpected leading 0 in digit for token:");
sb.append(unexpectedObject);
sb.append(" at position ");
sb.append(position);
sb.append(".");
} else {
sb.append("Unkown error at position ");
sb.append(position);
sb.append(".");
}
return sb.toString();
}
}