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findbugs REC_CATCH_EXCEPTION: catch specific exception types and include more helpful reason rather than catching all Exceptions with one misleading reason

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1751023 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2016-07-02 05:11:01 +00:00
parent e7ef961359
commit 4dd2ff6c7c
1 changed files with 20 additions and 2 deletions
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22
src/ooxml/java/org/apache/poi/poifs/crypt/dsig/SignatureInfo.java
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@ -47,6 +47,7 @@ import javax.xml.crypto.dsig.dom.DOMValidateContext;
import javax.xml.crypto.dsig.spec.C14NMethodParameterSpec;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
import java.io.ByteArrayOutputStream;
import java.io.File;
@ -97,6 +98,7 @@ import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.w3c.dom.events.EventListener;
import org.w3c.dom.events.EventTarget;
import org.xml.sax.SAXException;
/**
@ -261,8 +263,24 @@ public class SignatureInfo implements SignatureConfigurable {
}
return valid;
} catch (Exception e) {
String s = "error in marshalling and validating the signature";
} catch (IOException e) {
String s = "error in reading document";
LOG.log(POILogger.ERROR, s, e);
throw new EncryptedDocumentException(s, e);
} catch (SAXException e) {
String s = "error in parsing document";
LOG.log(POILogger.ERROR, s, e);
throw new EncryptedDocumentException(s, e);
} catch (XPathExpressionException e) {
String s = "error in searching document with xpath expression";
LOG.log(POILogger.ERROR, s, e);
throw new EncryptedDocumentException(s, e);
} catch (MarshalException e) {
String s = "error in unmarshalling the signature";
LOG.log(POILogger.ERROR, s, e);
throw new EncryptedDocumentException(s, e);
} catch (XMLSignatureException e) {
String s = "error in validating the signature";
LOG.log(POILogger.ERROR, s, e);
throw new EncryptedDocumentException(s, e);
}