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authorChristian Maierhofer <cmaierhofer@iaik.tugraz.at>2016-06-23 10:06:40 +0200
committerAndreas Fitzek <andreas.fitzek@iaik.tugraz.at>2016-08-17 16:54:05 +0200
commitda64c825de6ad061f5c734630faf0d6e9606dc12 (patch)
treeb4b2a7cc5bca351cf8d06bdf229ed4b9efbf8119 /pdf-as-lib/src
parent73eb447af6122887bf84426b89c62eb592ca16fa (diff)
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Added Profile configuration validation
Diffstat (limited to 'pdf-as-lib/src')
-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/PdfAsFactory.java25
-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/configuration/ConfigValidatorLoader.java108
2 files changed, 132 insertions, 1 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/PdfAsFactory.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/PdfAsFactory.java
index cd0a4699..72d182ed 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/PdfAsFactory.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/api/PdfAsFactory.java
@@ -37,9 +37,10 @@ import java.io.OutputStream;
import java.lang.management.ManagementFactory;
import java.lang.management.OperatingSystemMXBean;
import java.lang.management.RuntimeMXBean;
-import java.lang.reflect.Field;
import java.security.Provider;
import java.security.Security;
+import java.util.Map;
+import java.util.Map.Entry;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
@@ -49,12 +50,16 @@ import javax.crypto.Cipher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import at.gv.egiz.pdfas.common.exceptions.PdfAsSettingsException;
+import at.gv.egiz.pdfas.common.exceptions.PdfAsSettingsValidationException;
import at.gv.egiz.pdfas.common.settings.ISettings;
import at.gv.egiz.pdfas.lib.api.sign.SignParameter;
import at.gv.egiz.pdfas.lib.api.verify.VerifyParameter;
+import at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator;
import at.gv.egiz.pdfas.lib.impl.PdfAsImpl;
import at.gv.egiz.pdfas.lib.impl.SignParameterImpl;
import at.gv.egiz.pdfas.lib.impl.VerifyParameterImpl;
+import at.gv.egiz.pdfas.lib.impl.configuration.ConfigValidatorLoader;
public class PdfAsFactory implements IConfigurationConstants {
@@ -359,4 +364,22 @@ public class PdfAsFactory implements IConfigurationConstants {
Package pack = PdfAsFactory.class.getPackage();
return pack.getImplementationVersion();
}
+
+ /**
+ * Execute all loaded Configuration Validators
+ *
+ * @throws PdfAsSettingsValidationException
+ */
+ public static void validateConfiguration(ISettings configuration) throws PdfAsSettingsValidationException{
+ Map<String, ConfigurationValidator> availableValidators = ConfigValidatorLoader.getAvailableValidators();
+ if(availableValidators.isEmpty()){
+ logger.info("No configuration validators available");
+ }
+ for(Entry<String, ConfigurationValidator> validatorEntry : availableValidators.entrySet()){
+ logger.info("Running configuration validator: "+validatorEntry.getKey());
+ validatorEntry.getValue().validate(configuration);
+ }
+ logger.info("All configuration validators succeded.");
+
+ }
}
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/configuration/ConfigValidatorLoader.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/configuration/ConfigValidatorLoader.java
new file mode 100644
index 00000000..0e1e2580
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/configuration/ConfigValidatorLoader.java
@@ -0,0 +1,108 @@
+package at.gv.egiz.pdfas.lib.impl.configuration;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.ServiceLoader;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egiz.pdfas.common.exceptions.ErrorConstants;
+import at.gv.egiz.pdfas.common.exceptions.PDFASError;
+import at.gv.egiz.pdfas.lib.api.Configuration;
+import at.gv.egiz.pdfas.lib.backend.PDFASBackend;
+import at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator;
+
+public class ConfigValidatorLoader implements ErrorConstants{
+ /** The Constant logger. */
+ private static final Logger logger = LoggerFactory
+ .getLogger(ConfigValidatorLoader.class);
+
+ /** The configuration verifier loader. */
+ private static ServiceLoader<ConfigurationValidator> configurationValidator = ServiceLoader.load(ConfigurationValidator.class);
+
+ /** The available verification backends. */
+ private static Map<String, ConfigurationValidator> availableValidators = new HashMap<String, ConfigurationValidator>();
+
+ /** The Constant VALIDATOR_CONFIG. */
+ public static final String VALIDATOR_CONFIG = "runtime.config.validator";
+
+ /** The default validator. */
+ private static ConfigurationValidator defaultValidator = null;
+
+ static {
+ logger.debug("building Configuration Validator");
+
+ Iterator<ConfigurationValidator> backendIterator = configurationValidator.iterator();
+
+ while(backendIterator.hasNext()) {
+ ConfigurationValidator backend = backendIterator.next();
+ logger.debug("Loading " + backend.getName() + " [" + backend.getClass().getName() + "]");
+ availableValidators.put(backend.getName(), backend);
+ logger.debug("PDF-Backend added " + backend.getName());
+ if(backend.usedAsDefault()) {
+ defaultValidator = backend;
+ logger.debug("PDF-Backend added as default " + backend.getName());
+ }
+ }
+
+ logger.debug("Configuration Validator Backends constructed");
+
+ if(defaultValidator != null) {
+ logger.debug("Default backend is " + defaultValidator.getName());
+ }
+ }
+
+ /**
+ * Gets the Configuration valdiator.
+ *
+ * @param configuration the configuration
+ * @return the validator backend
+ * @throws PDFASError the PDFAS error
+ */
+ public static ConfigurationValidator getConfigurationValidator(Configuration configuration) throws PDFASError {
+ String backendName = configuration.getValue(VALIDATOR_CONFIG);
+ return getConfigurationValidator(backendName);
+ }
+
+ /**
+ * Gets the Validator by name.
+ *
+ * @param name the name
+ * @return the validator backend
+ * @throws PDFASError the PDFAS error
+ */
+ public static ConfigurationValidator getConfigurationValidator(String name) throws PDFASError {
+ if(name != null) {
+ if(availableValidators.containsKey(name)) {
+ return availableValidators.get(name);
+ }
+ throw new PDFASError(ERROR_NO_CONF_VALIDATION_BACKEND);
+ }
+
+ if(defaultValidator != null) {
+ return defaultValidator;
+ }
+
+ throw new PDFASError(ERROR_NO_CONF_VALIDATION_BACKEND);
+ }
+
+ /**
+ * Gets the Configuration Validator.
+ *
+ * @return the validator backend
+ * @throws PDFASError the PDFAS error
+ */
+ public static ConfigurationValidator getConfigurationValidator() throws PDFASError {
+ if(defaultValidator != null) {
+ return defaultValidator;
+ }
+
+ throw new PDFASError(ERROR_NO_CONF_VALIDATION_BACKEND);
+ }
+
+ public static Map<String, ConfigurationValidator> getAvailableValidators(){
+ return availableValidators;
+ }
+}