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package org.apache.padaf.preflight;
import org.apache.padaf.preflight.javacc.ParseException;
/**
* A PdfParseException is thrown when the JavaCC Parser can't validate the pdf
* file. In this case a PdfParseException (or an inherited class) is thrown.
*
* A PdfParseException inherits from ParseException to avoid compilation errors
* in the classes generated by JavaCC.
*/
public class PdfParseException extends ParseException {
protected boolean isTokenMgrError = false;
protected String errorCode = null;
protected int line = 0;
/**
* This constructor clones the given ParseException and initialize the
* errorCode if it is possible. (e is an instance of PdfParseException)
*
* @param e
*/
public PdfParseException(ParseException e) {
super();
this.currentToken = e.currentToken;
this.expectedTokenSequences = e.expectedTokenSequences;
this.tokenImage = e.tokenImage;
this.initCause(e);
if (e instanceof PdfParseException) {
this.errorCode = ((PdfParseException) e).errorCode;
}
}
/**
* This constructor calls the PdfParseException(String message, String code)
* constructor with a code set to null.
*
* @param message
* the explanation message (The message of TokenMngError). This field
* is mandatory.
*/
public PdfParseException(String message) {
this(message, null);
}
/**
* This constructor is generally used when the PDF validation fails due to a
* TokenMngError. In this case, the message should be the message of the
* TokenMngError.
*
* @param message
* the explanation message (The message of TokenMngError). This field
* is mandatory.
* @param code
* the error code if it can be determined by the creator of this
* exception (Can be null)
*/
public PdfParseException(String message, String code) {
super(message);
this.isTokenMgrError = true;
int lineIndex = message.indexOf("Lexical error at line ");
if (lineIndex > -1) {
String truncMsg = message.replace("Lexical error at line ", "");
String nbLine = truncMsg.substring(0, truncMsg.indexOf(","));
line = Integer.parseInt(nbLine);
}
this.errorCode = code;
}
/**
* Get the validation error code
*
* @return
*/
public String getErrorCode() {
return this.errorCode;
}
}