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authorAndreas Fitzek <andreas.fitzek@iaik.tugraz.at>2014-10-08 17:58:35 +0200
committerAndreas Fitzek <andreas.fitzek@iaik.tugraz.at>2014-10-08 17:58:35 +0200
commit11dd7f9d647b1ac8af91dc8aab82743a74a1cbaf (patch)
treedbc01f8d9411d4da456355ad40cd5a0dabb0e39c /pdf-as-lib/src/main
parent0f38cc9a3e5b451b33f490f9e1f411019483bd28 (diff)
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Verifier System updated
Diffstat (limited to 'pdf-as-lib/src/main')
-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IVerifier.java3
-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IntegrityVerifier.java8
-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/VerifierDispatcher.java30
3 files changed, 33 insertions, 8 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IVerifier.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IVerifier.java
index 7badb9be..ab39f060 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IVerifier.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IVerifier.java
@@ -5,6 +5,7 @@ import java.util.List;
import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
import at.gv.egiz.pdfas.lib.api.Configuration;
+import at.gv.egiz.pdfas.lib.api.verify.VerifyParameter.SignatureVerificationLevel;
import at.gv.egiz.pdfas.lib.api.verify.VerifyResult;
public interface IVerifier {
@@ -12,4 +13,6 @@ public interface IVerifier {
byte[] signatureContent, Date verificationTime) throws PdfAsException;
public void setConfiguration(Configuration config);
+
+ public SignatureVerificationLevel getLevel();
}
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IntegrityVerifier.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IntegrityVerifier.java
index 01604a6b..bb0f3268 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IntegrityVerifier.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/IntegrityVerifier.java
@@ -19,12 +19,13 @@ import org.slf4j.LoggerFactory;
import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
import at.gv.egiz.pdfas.common.exceptions.PdfAsSignatureException;
import at.gv.egiz.pdfas.lib.api.Configuration;
+import at.gv.egiz.pdfas.lib.api.verify.VerifyParameter.SignatureVerificationLevel;
import at.gv.egiz.pdfas.lib.api.verify.VerifyResult;
public class IntegrityVerifier implements IVerifier {
private static final Logger logger = LoggerFactory
- .getLogger(FullVerifier.class);
+ .getLogger(IntegrityVerifier.class);
public List<VerifyResult> verify(byte[] signature, byte[] signatureContent,
Date verificationTime) throws PdfAsException {
@@ -92,4 +93,9 @@ public class IntegrityVerifier implements IVerifier {
public void setConfiguration(Configuration config) {
}
+
+ @Override
+ public SignatureVerificationLevel getLevel() {
+ return SignatureVerificationLevel.INTEGRITY_ONLY_VERIFICATION;
+ }
}
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/VerifierDispatcher.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/VerifierDispatcher.java
index 6851865b..56ac41a6 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/VerifierDispatcher.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/verify/VerifierDispatcher.java
@@ -28,6 +28,7 @@ import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
+import java.util.ServiceLoader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -53,6 +54,21 @@ public class VerifierDispatcher {
public Map<String, HashMap<String, IVerifyFilter>> filterMap = new HashMap<String, HashMap<String, IVerifyFilter>>();
+ private static List<IVerifier> verifiers = new ArrayList<IVerifier>();
+
+ private static ServiceLoader<IVerifier> verfierLoader = ServiceLoader
+ .load(IVerifier.class);
+
+ static {
+ for (IVerifier verfier : verfierLoader) {
+ verifiers.add(verfier);
+ }
+
+ for (IVerifier verfier : verifiers) {
+ logger.info("Registered Verifier: " + verfier.getClass().getName());
+ }
+ }
+
private String[] getClasses(ISettings settings) {
String confVerifiers = settings.getValue(CONF_VERIFIER_LIST);
String[] classes;
@@ -140,7 +156,7 @@ public class VerifierDispatcher {
}
}
} catch (Throwable e) {
- e.printStackTrace();
+ logger.error("Failed to create Verifing dispatcher", e);
}
}
@@ -154,12 +170,12 @@ public class VerifierDispatcher {
return filters.get(subfilter);
}
- public IVerifier getVerifierByLevel(SignatureVerificationLevel level) {
- switch (level) {
- case INTEGRITY_ONLY_VERIFICATION:
- return new IntegrityVerifier();
- default:
- return new FullVerifier();
+ public IVerifier getVerifierByLevel(SignatureVerificationLevel level) throws PdfAsException {
+ for (IVerifier verifier : verifiers) {
+ if(verifier.getLevel().equals(level)) {
+ return verifier;
+ }
}
+ throw new PdfAsException("No Verifier with level " + level.toString() + " available!");
}
}