@@ -109,65 +109,68 @@ public void validateWarning(String filePath, String expectedWarning) {
109109 * @param filePath file to validate
110110 * @return error message if validation fails, null is validation succeeds
111111 */
112- public synchronized String validate (String filePath ) {
112+ public String validate (String filePath ) {
113113 // VeraPdf doesn't work in native mode so skip VeraPdf validation
114114 if (isNative ) {
115115 return null ;
116116 }
117117
118- String errorMessage = null ;
119- try {
120- File xmlReport = new File (filePath .substring (0 , filePath .length () - ".pdf" .length ()) + ".xml" );
121- VeraGreenfieldFoundryProvider .initialise ();
122-
123- // Initializes default VeraPDF configurations
124- ProcessorConfig customProfile = ProcessorFactory .defaultConfig ();
125- FeatureExtractorConfig featuresConfig = customProfile .getFeatureConfig ();
126- ValidatorConfig valConfig = ValidatorFactory .createConfig (getSpecification (), false , -1 , false , true ,
127- Level .WARNING , "" , false );
128- PluginsCollectionConfig plugConfig = customProfile .getPluginsCollectionConfig ();
129- MetadataFixerConfig metaConfig = customProfile .getFixerConfig ();
130- ProcessorConfig resultConfig = ProcessorFactory .fromValues (valConfig , featuresConfig ,
131- plugConfig , metaConfig , EnumSet .of (TaskType .VALIDATE ));
132-
133- // Creates validation processor
134- BatchProcessor processor = ProcessorFactory .fileBatchProcessor (resultConfig );
135-
136- BatchSummary summary = processor .process (Collections .singletonList (new File (filePath )),
137- ProcessorFactory .getHandler (FormatOption .XML , true ,
138- Files .newOutputStream (Paths .get (String .valueOf (xmlReport ))), false ));
139-
140- LogsSummary logsSummary = LogsSummaryImpl .getSummary ();
141- String xmlReportPath = "file://" + xmlReport .toURI ().normalize ().getPath ();
142-
143- if (summary .getFailedParsingJobs () != 0 ) {
144- errorMessage = "An error occurred while parsing current file. See report: " + xmlReportPath ;
145- } else if (summary .getFailedEncryptedJobs () != 0 ) {
146- errorMessage = "VeraPDF execution failed - specified file is encrypted. See report: " + xmlReportPath ;
147- } else if (summary .getValidationSummary ().getNonCompliantPdfaCount () != 0 ) {
148- errorMessage = "VeraPDF verification failed. See verification results: " + xmlReportPath ;
149- } else {
150- if (logToConsole ) {
151- System .out .println ("VeraPDF verification finished. See verification report: " + xmlReportPath );
152- }
153-
154- if (logsSummary .getLogsCount () != 0 ) {
155- errorMessage = "The following warnings and errors were logged during validation:" ;
156- errorMessage += logsSummary .getLogs ().stream ()
157- .map (log -> "\n " + log .getLevel () + ": " + log .getMessage ())
158- .sorted ()
159- .collect (Collectors .joining ());
118+ synchronized (VeraPdfValidator .class ) {
119+ String errorMessage = null ;
120+ try {
121+ File xmlReport = new File (filePath .substring (0 , filePath .length () - ".pdf" .length ()) + ".xml" );
122+ VeraGreenfieldFoundryProvider .initialise ();
123+
124+ // Initializes default VeraPDF configurations
125+ ProcessorConfig customProfile = ProcessorFactory .defaultConfig ();
126+ FeatureExtractorConfig featuresConfig = customProfile .getFeatureConfig ();
127+ ValidatorConfig valConfig = ValidatorFactory .createConfig (getSpecification (), false , -1 , false , true ,
128+ Level .WARNING , "" , false );
129+ PluginsCollectionConfig plugConfig = customProfile .getPluginsCollectionConfig ();
130+ MetadataFixerConfig metaConfig = customProfile .getFixerConfig ();
131+ ProcessorConfig resultConfig = ProcessorFactory .fromValues (valConfig , featuresConfig ,
132+ plugConfig , metaConfig , EnumSet .of (TaskType .VALIDATE ));
133+
134+ // Creates validation processor
135+ BatchProcessor processor = ProcessorFactory .fileBatchProcessor (resultConfig );
136+
137+ BatchSummary summary = processor .process (Collections .singletonList (new File (filePath )),
138+ ProcessorFactory .getHandler (FormatOption .XML , true ,
139+ Files .newOutputStream (Paths .get (String .valueOf (xmlReport ))), false ));
140+
141+ LogsSummary logsSummary = LogsSummaryImpl .getSummary ();
142+ String xmlReportPath = "file://" + xmlReport .toURI ().normalize ().getPath ();
143+
144+ if (summary .getFailedParsingJobs () != 0 ) {
145+ errorMessage = "An error occurred while parsing current file. See report: " + xmlReportPath ;
146+ } else if (summary .getFailedEncryptedJobs () != 0 ) {
147+ errorMessage =
148+ "VeraPDF execution failed - specified file is encrypted. See report: " + xmlReportPath ;
149+ } else if (summary .getValidationSummary ().getNonCompliantPdfaCount () != 0 ) {
150+ errorMessage = "VeraPDF verification failed. See verification results: " + xmlReportPath ;
151+ } else {
152+ if (logToConsole ) {
153+ System .out .println ("VeraPDF verification finished. See verification report: " + xmlReportPath );
154+ }
155+
156+ if (logsSummary .getLogsCount () != 0 ) {
157+ errorMessage = "The following warnings and errors were logged during validation:" ;
158+ errorMessage += logsSummary .getLogs ().stream ()
159+ .map (log -> "\n " + log .getLevel () + ": " + log .getMessage ())
160+ .sorted ()
161+ .collect (Collectors .joining ());
162+ }
160163 }
164+ } catch (IOException | VeraPDFException exc ) {
165+ errorMessage = "VeraPDF execution failed:\n " + exc .getMessage ();
161166 }
162- } catch (IOException | VeraPDFException exc ) {
163- errorMessage = "VeraPDF execution failed:\n " + exc .getMessage ();
164- }
165167
166- if (errorMessage != null ) {
167- if (logToConsole ) {
168- System .out .println (errorMessage );
168+ if (errorMessage != null ) {
169+ if (logToConsole ) {
170+ System .out .println (errorMessage );
171+ }
169172 }
173+ return errorMessage ;
170174 }
171- return errorMessage ;
172175 }
173176}
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