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-rw-r--r--appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorException.java8
-rw-r--r--appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorService.java113
2 files changed, 58 insertions, 63 deletions
diff --git a/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorException.java b/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorException.java
new file mode 100644
index 000000000..fa621e59c
--- /dev/null
+++ b/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorException.java
@@ -0,0 +1,8 @@
+package org.onap.appc.design.validator;
+
+public class ValidatorException extends Exception{
+
+ public ValidatorException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
diff --git a/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorService.java b/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorService.java
index d3d77e985..7ba518d21 100644
--- a/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorService.java
+++ b/appc-inbound/appc-design-services/provider/src/main/java/org/onap/appc/design/validator/ValidatorService.java
@@ -24,17 +24,18 @@
package org.onap.appc.design.validator;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.dataformat.yaml.snakeyaml.Yaml;
+import com.fasterxml.jackson.dataformat.yaml.snakeyaml.introspector.BeanAccess;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
-
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
-
-import org.apache.velocity.Template;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.exception.MethodInvocationException;
@@ -48,35 +49,42 @@ import org.slf4j.LoggerFactory;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
-import com.fasterxml.jackson.dataformat.yaml.snakeyaml.Yaml;
-import com.fasterxml.jackson.dataformat.yaml.snakeyaml.introspector.BeanAccess;
-
public class ValidatorService {
private static final Logger log = LoggerFactory.getLogger(ValidatorService.class);
- public String execute(String action, String payload, String dataType) throws Exception {
-
- String validateResponse = null;
+
+ public String execute(String action, String payload, String dataType) throws ValidatorException {
+
log.info("Received validation for action= " + action + "Data :" + payload + " dataType = " + dataType);
- if(dataType.equals(DesignServiceConstants.DATA_TYPE_XML))
- validateResponse = validateXML(payload);
- else if(dataType.equals(DesignServiceConstants.DATA_TYPE_JSON))
- validateResponse = validateJOSN(payload);
- else if(dataType.equals(DesignServiceConstants.DATA_TYPE_VELOCITY))
- validateResponse = validateVelocity(payload);
- else if(dataType.equals(DesignServiceConstants.DATA_TYPE_YAML))
- validateResponse = validateYAML(payload);
-
- return validateResponse;
+ String validateResponse = null;
+ try{
+ switch (dataType) {
+ case DesignServiceConstants.DATA_TYPE_XML:
+ validateResponse = validateXML(payload);
+ break;
+ case DesignServiceConstants.DATA_TYPE_JSON:
+ validateResponse = validateJSON(payload);
+ break;
+ case DesignServiceConstants.DATA_TYPE_VELOCITY:
+ validateResponse = validateVelocity(payload);
+ break;
+ case DesignServiceConstants.DATA_TYPE_YAML:
+ validateResponse = validateYAML(payload);
+ break;
+ default:
+ break;
+ }
+ }
+ catch (ParserConfigurationException | SAXException | IOException e){
+ log.info("An error occurred while executing validator", e);
+ throw new ValidatorException("An error occurred while executing validator", e);
+ }
+ return validateResponse;
}
- private String validateYAML(String payload) throws Exception {
- ObjectMapper mapper = new ObjectMapper(new YAMLFactory());
- try{
+ private String validateYAML(String payload) throws IOException {
+ try {
InputStream is = new ByteArrayInputStream(payload.getBytes());
Reader in = new InputStreamReader(is);
@@ -84,9 +92,8 @@ public class ValidatorService {
yaml.setBeanAccess(BeanAccess.FIELD);
yaml.load(in);
return DesignServiceConstants.SUCCESS;
- }
- catch(Exception e){
- log.error("Not a Valid YAML Format ");
+ } catch (Exception e) {
+ log.error("Not a Valid YAML Format", e);
throw e;
}
@@ -94,41 +101,31 @@ public class ValidatorService {
private String validateVelocity(String payload) {
- try{
+ try {
VelocityEngine engine = new VelocityEngine();
engine.setProperty(Velocity.RESOURCE_LOADER, "string");
engine.addProperty("string.resource.loader.class", StringResourceLoader.class.getName());
engine.addProperty("string.resource.loader.repository.static", "false");
- engine.init();
- StringResourceRepository repo = (StringResourceRepository) engine.getApplicationAttribute(StringResourceLoader.REPOSITORY_NAME_DEFAULT);
+ engine.init();
+ StringResourceRepository repo = (StringResourceRepository) engine
+ .getApplicationAttribute(StringResourceLoader.REPOSITORY_NAME_DEFAULT);
repo.putStringResource("TestTemplate", payload);
- //Template t = ve.getTemplate(payload);
- Template t = engine.getTemplate("TestTemplate");
-
+
return DesignServiceConstants.SUCCESS;
- }
- catch(ResourceNotFoundException e ){
- log.error("Not a Valid Velocity Template ");
+ } catch (ResourceNotFoundException | ParseErrorException | MethodInvocationException e) {
+ log.error("Not a Valid Velocity Template", e);
throw e;
}
- catch(ParseErrorException pe){
- log.error("Not a Valid Velocity Template ");
- throw pe;
- }
- catch(MethodInvocationException mi){
- log.error("Not a Valid Velocity Template ");
- throw mi;
- }
}
-
- private String validateJOSN(String payload) throws Exception {
- try{
+ private String validateJSON(String payload) throws IOException {
+
+ try {
ObjectMapper objectMapper = new ObjectMapper();
objectMapper.readTree(payload);
return DesignServiceConstants.SUCCESS;
- } catch(JsonProcessingException e){
- log.error("Not a Valid JOSN file ");
+ } catch (JsonProcessingException e) {
+ log.error("Not a Valid JSON file", e);
throw e;
}
@@ -136,26 +133,16 @@ public class ValidatorService {
private String validateXML(String payload) throws IOException, SAXException, ParserConfigurationException {
- try{
-
+ try {
DocumentBuilderFactory dBF = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = dBF.newDocumentBuilder();
- InputSource is = new InputSource(payload);
builder.parse(new InputSource(new ByteArrayInputStream(payload.getBytes("utf-8"))));
return DesignServiceConstants.SUCCESS;
- } catch(ParserConfigurationException e){
- log.info("Error While parsing Payload : " + e.getMessage());
+ } catch (ParserConfigurationException | SAXException | IOException e) {
+ log.info("Error While parsing Payload", e);
throw e;
}
- catch(SAXException se){
- log.info("Error While parsing Payload : " + se.getMessage());
- throw se;
- }
- catch(IOException io){
- log.info("Error While parsing Payload : " + io.getMessage());
- throw io;
- }
}
}