From 535a04fa05f739ec16dd81666e3b0f82dfbd442d Mon Sep 17 00:00:00 2001 From: tknall Date: Wed, 9 Jan 2013 15:41:29 +0000 Subject: pdf-as-lib maven project files moved to pdf-as-lib git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/pdf-as/trunk@926 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../wag/egov/egiz/sig/SignatureSeparator.java | 146 --------------------- 1 file changed, 146 deletions(-) delete mode 100644 src/main/java/at/knowcenter/wag/egov/egiz/sig/SignatureSeparator.java (limited to 'src/main/java/at/knowcenter/wag/egov/egiz/sig/SignatureSeparator.java') diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/sig/SignatureSeparator.java b/src/main/java/at/knowcenter/wag/egov/egiz/sig/SignatureSeparator.java deleted file mode 100644 index 5b80490..0000000 --- a/src/main/java/at/knowcenter/wag/egov/egiz/sig/SignatureSeparator.java +++ /dev/null @@ -1,146 +0,0 @@ -/** - * Copyright 2006 by Know-Center, Graz, Austria - * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a - * joint initiative of the Federal Chancellery Austria and Graz University of - * Technology. - * - * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by - * the European Commission - subsequent versions of the EUPL (the "Licence"); - * You may not use this work except in compliance with the Licence. - * You may obtain a copy of the Licence at: - * http://www.osor.eu/eupl/ - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the Licence is distributed on an "AS IS" basis, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the Licence for the specific language governing permissions and - * limitations under the Licence. - * - * This product combines work with different licenses. See the "NOTICE" text - * file for details on the various modules and licenses. - * The "NOTICE" text file is part of the distribution. Any derivative works - * that you distribute must include a readable copy of the "NOTICE" text file. - * - * $Id: SignatureSeparator.java,v 1.4 2006/10/31 08:18:56 wprinz Exp $ - */ -package at.knowcenter.wag.egov.egiz.sig; - -import java.util.List; -import java.util.Stack; - -import at.knowcenter.wag.egov.egiz.exceptions.SignatureException; -import at.knowcenter.wag.egov.egiz.exceptions.SignatureTypesException; - -/** - * This class separates all signature blocks in a raw text. - * @deprecated This process of separating signature blocks is obsolete - use AbsoluteTextSignature etc. instead. - */ -public class SignatureSeparator { - /** - * The signature block stack. On top of the stack is the first signature block that can be - * extracted. First means nearest to the document text. - */ - private Stack signatureBlocks_ = null; - /** - * A list of signature type definitions. - */ - private List signatureTypes_ = null; - /** - * Indicator that shows that a raw text is signated - */ - private boolean hasSignatureBlock_ = false; - - /** - * The empty constructor. It loads all signature type infos to extract the signature block from - * the raw text. - * - * @throws SignatureTypesException - */ - public SignatureSeparator() throws SignatureTypesException { - SignatureTypes sig_types = SignatureTypes.getInstance(); - signatureTypes_ = sig_types.getSignatureTypeDefinitions(); - } - - /** - * This method takes a raw text as input and trys to separate all signature blocks. It returns - * true if a signature block is found. - * - * @param rawText - * @return true if a signature block is found false otherwise - */ - public boolean separateBlock(String rawText) { - signatureBlocks_ = new Stack(); - hasSignatureBlock_ = separateBlock(rawText, rawText.length()); - return hasSignatureBlock_; - } - - /** - * This method calls itself rekursively while signature blocks can be extracted. If a signature - * block is found (search from the bottom of the raw text) the raw text would be reduced by the - * length of the found signature block text. - * - * @param rawText the text to be separated - * @param endIndex the index to cut the tail from the raw text - * @return true if a signature block is found false otherwise - */ - private boolean separateBlock(String rawText, int endIndex) { - boolean found = false; - boolean can_separate = true; - while (can_separate) { - SignatureBlock sig_block = new SignatureBlock(signatureTypes_); - String raw_text = rawText.substring(0, endIndex); - can_separate = sig_block.separateBlockFromRawText(raw_text, true); - if (can_separate) { - signatureBlocks_.push(sig_block); - endIndex = sig_block.getStartIndex(); - found = true; - } - } - return found; - } - - /** - * This method returns the start index of the first signature block. It is used to separate the - * real document text from the signature block texts. - * - * @return the start index of the first signature block - */ - public int getStartIndex() { - int start_index = -1; - if (signatureBlocks_ != null && signatureBlocks_.size() > 0) { - SignatureBlock sig_block = (SignatureBlock) signatureBlocks_.peek(); - return sig_block.getStartIndex(); - } - return start_index; - } - - /** - * @return the first found signature object in the given raw text or null if the raw text does not - * contain any signature objects - */ - public SignatureObject getFirstSignatureObject() { - if (signatureBlocks_ != null && signatureBlocks_.size() > 0) { - SignatureBlock sig_block = (SignatureBlock) signatureBlocks_.peek(); - try { - return sig_block.getSignatureObject(); - } catch (SignatureException e) { - return null; - } - } - return null; - } - - /** - * @return all separated signature blocks as stack, first is on top - */ - public Stack getSignatureBlocks() { - return signatureBlocks_; - } - - /** - * @return true if a signature block is found false otherwise - */ - public boolean hasSignatureBlock() { - return hasSignatureBlock_; - } -} \ No newline at end of file -- cgit v1.2.3