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package org.apache.pdfbox.preflight.process.reflect;
import org.apache.pdfbox.cos.COSStream;
import org.apache.pdfbox.pdmodel.graphics.PDPostScriptXObject;
import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
import org.apache.pdfbox.preflight.PreflightConstants;
import org.apache.pdfbox.preflight.PreflightContext;
import org.apache.pdfbox.preflight.PreflightPath;
import org.apache.pdfbox.preflight.exception.ValidationException;
import org.apache.pdfbox.preflight.process.AbstractProcess;
import org.apache.pdfbox.preflight.xobject.XObjFormValidator;
import org.apache.pdfbox.preflight.xobject.XObjImageValidator;
import org.apache.pdfbox.preflight.xobject.XObjPostscriptValidator;
import org.apache.pdfbox.preflight.xobject.XObjectValidator;
import org.apache.pdfbox.preflight.ValidationResult.ValidationError;
public class GraphicObjectPageValidationProcess extends AbstractProcess
{
public void validate(PreflightContext context) throws ValidationException
{
PreflightPath vPath = context.getValidationPath();
XObjectValidator validator = null;
if (!vPath.isEmpty() && vPath.isExpectedType(PDImageXObject.class))
{
validator = new XObjImageValidator(context, (PDImageXObject) vPath.peek());
}
else if (!vPath.isEmpty() && vPath.isExpectedType(PDFormXObject.class))
{
validator = new XObjFormValidator(context, (PDFormXObject) vPath.peek());
}
else if (!vPath.isEmpty() && vPath.isExpectedType(PDPostScriptXObject.class))
{
validator = new XObjPostscriptValidator(context, (PDPostScriptXObject) vPath.peek());
}
else if (!vPath.isEmpty() && vPath.isExpectedType(COSStream.class))
{
context.addValidationError(new ValidationError(PreflightConstants.ERROR_GRAPHIC_XOBJECT_INVALID_TYPE, "Invalid XObject subtype"));
}
else
{
context.addValidationError(new ValidationError(PreflightConstants.ERROR_GRAPHIC_MISSING_OBJECT, "Graphic validation process needs at least one PDXObject"));
}
if (validator != null) {
validator.validate();
}
}
}