@Service\r
public class DroolsEngine {\r
\r
- private final static int ENABLE = 1;\r
+ private static final int ENABLE = 1;\r
+ public static final String UTF_8 = "UTF-8";\r
+ public static final String K_BASE = "KBase";\r
+ private static final String RULES_FILE_NAME = "src/main/resources/rules/rule.drl";\r
private final Set<String> packageNames = new HashSet<String>();\r
+\r
@Inject\r
private RuleMgtWrapper ruleMgtWrapper;\r
\r
private void deployRuleFromDB(String ruleContent) throws CorrelationException {\r
avoidDeployBug();\r
StringReader reader = new StringReader(ruleContent);\r
- kfs.write("src/main/resources/rules/rule.drl",\r
- this.resources.newReaderResource(reader,"UTF-8").setResourceType(ResourceType.DRL));\r
+ kfs.write(RULES_FILE_NAME,\r
+ this.resources.newReaderResource(reader, UTF_8).setResourceType(ResourceType.DRL));\r
kieBuilder = ks.newKieBuilder(kfs).buildAll();\r
try {\r
InternalKieModule internalKieModule = (InternalKieModule)kieBuilder.getKieModule();\r
throws CorrelationException {\r
avoidDeployBug();\r
StringReader reader = new StringReader(rule.getContent());\r
- kfs.write("src/main/resources/rules/rule.drl",\r
- this.resources.newReaderResource(reader,"UTF-8").setResourceType(ResourceType.DRL));\r
+ kfs.write(RULES_FILE_NAME,\r
+ this.resources.newReaderResource(reader, UTF_8).setResourceType(ResourceType.DRL));\r
kieBuilder = ks.newKieBuilder(kfs).buildAll();\r
\r
judgeRuleContent(locale, kieBuilder, true);\r
\r
InternalKieModule internalKieModule = (InternalKieModule)kieBuilder.getKieModule();;\r
- String packageName = internalKieModule.getKnowledgePackagesForKieBase("KBase").iterator().next().getName();\r
+ String packageName = internalKieModule.getKnowledgePackagesForKieBase(K_BASE).iterator().next().getName();\r
try {\r
kieContainer.updateToVersion(internalKieModule.getReleaseId());\r
} catch (Exception e) {\r
throws CorrelationException {\r
StringReader reader = new StringReader(content);\r
\r
- kfs.write("src/main/resources/rules/rule.drl",\r
- this.resources.newReaderResource(reader,"UTF-8").setResourceType(ResourceType.DRL));\r
+ kfs.write(RULES_FILE_NAME,\r
+ this.resources.newReaderResource(reader, UTF_8).setResourceType(ResourceType.DRL));\r
\r
kieBuilder = ks.newKieBuilder(kfs).buildAll();\r
\r
if (internalKieModule == null) {\r
throw new CorrelationException("There are errors in the rule!");\r
}\r
- String packageName = internalKieModule.getKnowledgePackagesForKieBase("KBase").iterator().next().getName();\r
+ String packageName = internalKieModule.getKnowledgePackagesForKieBase(K_BASE).iterator().next().getName();\r
\r
if (queryAllPackage().contains(packageName) && judgePackageName) {\r
throw new CorrelationException("The rule " + packageName + " already exists in the drools engine.");\r
\r
private KieFileSystem createKieFileSystemWithKProject(KieServices ks) {\r
KieModuleModel kieModuleModel = ks.newKieModuleModel();\r
- KieBaseModel kieBaseModel = kieModuleModel.newKieBaseModel("KBase")\r
+ KieBaseModel kieBaseModel = kieModuleModel.newKieBaseModel(K_BASE)\r
.addPackage("rules")\r
.setDefault(true)\r
.setEqualsBehavior(EqualityBehaviorOption.EQUALITY)\r
private void avoidDeployBug() {\r
String tmp = Math.random() + "";\r
String rule = "package justInOrderToAvoidDeployBug" + tmp.substring(2);\r
- kfs.write("src/main/resources/rules/rule.drl", rule);\r
+ kfs.write(RULES_FILE_NAME, rule);\r
kieBuilder = ks.newKieBuilder(kfs).buildAll();\r
InternalKieModule internalKieModule = (InternalKieModule)kieBuilder.getKieModule();\r
- String packageName = internalKieModule.getKnowledgePackagesForKieBase("KBase").iterator().next().getName();\r
+ String packageName = internalKieModule.getKnowledgePackagesForKieBase(K_BASE).iterator().next().getName();\r
kieRepository.addKieModule(internalKieModule);\r
kieContainer.updateToVersion(internalKieModule.getReleaseId());\r
\r
package org.onap.holmes.engine.resources;
-import io.swagger.annotations.Api;
-import io.swagger.annotations.SwaggerDefinition;
import java.io.BufferedReader;
import java.io.File;
-import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
-import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLDecoder;
import javax.ws.rs.GET;
public String getSwaggerJson() {
URL url = SwaggerResource.class.getResource("/swagger.json");
String ret = "{}";
- BufferedReader br = null;
+ File file = null;
+
try {
System.out.println(URLDecoder.decode(url.getPath(), "UTF-8"));
- File file = new File(URLDecoder.decode(url.getPath(), "UTF-8"));
+ file = new File(URLDecoder.decode(url.getPath(), "UTF-8"));
+ } catch (IOException e) {
+ log.warn("An error occurred while decoding url");
+ }
- br = new BufferedReader(new FileReader(file));
+ if (file == null) {
+ log.warn("Unable to get Swagger Json since API description file could not be read");
+ return ret;
+ }
+
+ try(BufferedReader br = new BufferedReader(new FileReader(file))) {
StringBuffer buffer = new StringBuffer();
String line = " ";
while ((line = br.readLine()) != null) {
buffer.append(line);
}
ret = buffer.toString();
- } catch (FileNotFoundException e) {
- log.warn("Failed to read the API description file.");
} catch (IOException e) {
log.warn("An error occurred while reading swagger.json.");
- } finally {
- if (br != null) {
- try {
- br.close();
- } catch (IOException e) {
- log.warn("Failed to close the file reader. This may cause memory leak.");
- }
- }
}
return ret;
}