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-rw-r--r--ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java13
-rw-r--r--ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ConfigPolicy.java15
-rw-r--r--ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java13
-rw-r--r--ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/PolicyDBDao.java9
-rw-r--r--ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/PDPServices.java9
-rw-r--r--POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java15
-rw-r--r--POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java11
7 files changed, 30 insertions, 55 deletions
diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java
index 1b9afe547..7e514ef24 100644
--- a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java
+++ b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java
@@ -57,9 +57,8 @@ public class PAPRestConfig extends WebMvcConfigurerAdapter {
@PostConstruct
public void init(){
Properties prop = new Properties();
- InputStream input = null;
- try {
- input = new FileInputStream("xacml.pap.properties");
+
+ try(InputStream input = new FileInputStream("xacml.pap.properties")) {
// load a properties file
prop.load(input);
setDbDriver(prop.getProperty("javax.persistence.jdbc.driver"));
@@ -68,14 +67,6 @@ public class PAPRestConfig extends WebMvcConfigurerAdapter {
setDbPassword( CryptoUtils.decryptTxtNoExStr(prop.getProperty("javax.persistence.jdbc.password", "")));
}catch(Exception e){
LOGGER.error("Exception Occured while loading properties file"+e);
- }finally{
- if(input != null){
- try {
- input.close();
- } catch (IOException e) {
- LOGGER.error("Exception Occured while clsoing the stream"+e);
- }
- }
}
}
diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ConfigPolicy.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ConfigPolicy.java
index 48eb784a7..b808e5882 100644
--- a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ConfigPolicy.java
+++ b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ConfigPolicy.java
@@ -80,24 +80,15 @@ public class ConfigPolicy extends Policy {
// Saving the Configurations file at server location for config policy.
protected void saveConfigurations(String policyName) {
- BufferedWriter bw = null;
- try {
- String fileName = getConfigFile(policyName);
- bw = new BufferedWriter(new FileWriter(CONFIG_HOME + File.separator + fileName));
+
+ String fileName = getConfigFile(policyName);
+ try(BufferedWriter bw = new BufferedWriter(new FileWriter(CONFIG_HOME + File.separator + fileName))) {
bw.write(configBodyData);
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Configuration is succesfully saved");
}
} catch (IOException e) {
LOGGER.error("Exception Occured while writing Configuration Data"+e);
- } finally {
- if(bw != null){
- try {
- bw.close();
- } catch (Exception e) {
- LOGGER.error("Exception Occured while closing the BufferedWriter"+e);
- }
- }
}
}
diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java
index 7757c2f19..0679e79d8 100644
--- a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java
+++ b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java
@@ -185,9 +185,8 @@ public class CreateNewMicroServiceModel {
int BUFFER = 2048;
File file = new File(zipFile);
- ZipFile zip = null;
- try {
- zip = new ZipFile("ExtractDir" + File.separator +file);
+
+ try(ZipFile zip = new ZipFile("ExtractDir" + File.separator +file)) {
String newPath = zipFile.substring(0, zipFile.length() - 4);
new File(newPath).mkdir();
Enumeration zipFileEntries = zip.entries();
@@ -225,14 +224,6 @@ public class CreateNewMicroServiceModel {
}
} catch (IOException e) {
logger.error("Failed to unzip model file " + zipFile + e);
- }finally{
- if(zip != null){
- try {
- zip.close();
- } catch (Exception e) {
- logger.error("Exception Occured while closing the zip file"+e);
- }
- }
}
}
diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/PolicyDBDao.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/PolicyDBDao.java
index a8449e307..60b35fb09 100644
--- a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/PolicyDBDao.java
+++ b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/PolicyDBDao.java
@@ -1923,18 +1923,15 @@ public class PolicyDBDao {
private String readConfigFile(String configPath){
String configDataString = null;
- InputStream configContentStream = null;
- try {
- configContentStream = new FileInputStream(configPath);
+
+ try(InputStream configContentStream = new FileInputStream(configPath)) {
configDataString = IOUtils.toString(configContentStream);
} catch (FileNotFoundException e) {
logger.error("Caught FileNotFoundException on new FileInputStream("+configPath+")",e);
throw new IllegalArgumentException("The config file path does not exist");
} catch(IOException e2){
- logger.error("Caught IOException on newIOUtils.toString("+configContentStream+")",e2);
+ logger.error("Caught IOException on newIOUtils.toString(configContentStream)",e2);
throw new IllegalArgumentException("The config file path cannot be read");
- } finally {
- IOUtils.closeQuietly(configContentStream);
}
if(configDataString == null){
throw new IllegalArgumentException("The config file path cannot be read");
diff --git a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/PDPServices.java b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/PDPServices.java
index af7112ebd..8722de4fe 100644
--- a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/PDPServices.java
+++ b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/PDPServices.java
@@ -340,10 +340,9 @@ public class PDPServices {
if(pdpConfigLocation.contains("/")){
pdpConfigLocation = pdpConfigLocation.replace("/", File.separator);
}
- InputStream inputStream = null;
+
JsonReader jsonReader = null;
- try {
- inputStream = new FileInputStream(new File(pdpConfigLocation));
+ try(InputStream inputStream = new FileInputStream(new File(pdpConfigLocation))) {
try {
if (pdpConfigLocation.endsWith("json")) {
pdpResponse.setType(PolicyType.JSON);
@@ -413,10 +412,6 @@ public class PDPServices {
} catch (FileNotFoundException e) {
LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + e);
throw new PDPException(XACMLErrorConstants.ERROR_DATA_ISSUE + "Error in ConfigURL", e);
- }finally{
- if(inputStream != null){
- inputStream.close();
- }
}
}
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
index 8df9d1b89..21f15bb8a 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
@@ -338,10 +338,17 @@ public class PolicyRestController extends RestrictedBaseController{
// get the response content into a String
String responseJson = null;
// read the inputStream into a buffer (trick found online scans entire input looking for end-of-file)
- java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream());
- scanner.useDelimiter("\\A");
- responseJson = scanner.hasNext() ? scanner.next() : "";
- scanner.close();
+ try(java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream())) {
+ scanner.useDelimiter("\\A");
+ responseJson = scanner.hasNext() ? scanner.next() : "";
+ } catch (Exception e) {
+ //Reason for rethrowing the exception is if any exception occurs during reading of inputsteam
+ //then the exception handling is done by the outer block without returning the response immediately
+ //Also finally block is existing only in outer block and not here so all exception handling is
+ //done in only one place
+ policyLogger.error("Exception Occured"+e);
+ throw e;
+ }
policyLogger.info("JSON response from PAP: " + responseJson);
return responseJson;
}
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
index a8831eaaf..b14a8815e 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
@@ -455,10 +455,13 @@ public class RESTfulPAPEngine extends StdPDPItemSetChangeNotifier implements PAP
// get the response content into a String
String json = null;
// read the inputStream into a buffer (trick found online scans entire input looking for end-of-file)
- java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream());
- scanner.useDelimiter("\\A");
- json = scanner.hasNext() ? scanner.next() : "";
- scanner.close();
+ try(java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream())) {
+ scanner.useDelimiter("\\A");
+ json = scanner.hasNext() ? scanner.next() : "";
+ }catch(Exception e) {
+ LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to read inputStream from connection: " + e, e);
+ throw e;
+ }
LOGGER.info("JSON response from PAP: " + json);
// convert Object sent as JSON into local object