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authorJames Forsyth <jf2512@att.com>2019-04-09 15:16:35 +0000
committerGerrit Code Review <gerrit@onap.org>2019-04-09 15:16:35 +0000
commitb76ab490c093e3e4f8d13fd99b15803b0dbfc68d (patch)
tree6d79f6bdb56a7d1db0cb2a66cefb5a4a7caccca2 /aai-schema-ingest/src/main/java/org
parentb4687ce8279730f4d53e4d3341f00648660b1aff (diff)
parent86115147f09f2f2a0702a82c1895e13ff7f37131 (diff)
Merge "Optimize the areas where its creating extra memory"
Diffstat (limited to 'aai-schema-ingest/src/main/java/org')
-rw-r--r--aai-schema-ingest/src/main/java/org/onap/aai/nodes/CaseFormatStore.java105
-rw-r--r--aai-schema-ingest/src/main/java/org/onap/aai/nodes/NodeIngestor.java39
-rw-r--r--aai-schema-ingest/src/main/java/org/onap/aai/setup/SchemaVersion.java24
3 files changed, 140 insertions, 28 deletions
diff --git a/aai-schema-ingest/src/main/java/org/onap/aai/nodes/CaseFormatStore.java b/aai-schema-ingest/src/main/java/org/onap/aai/nodes/CaseFormatStore.java
new file mode 100644
index 00000000..69a153da
--- /dev/null
+++ b/aai-schema-ingest/src/main/java/org/onap/aai/nodes/CaseFormatStore.java
@@ -0,0 +1,105 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.nodes;
+
+import com.google.common.base.CaseFormat;
+import org.w3c.dom.Document;
+import org.w3c.dom.NodeList;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * CaseFormatStore stores the converted strings from
+ * lower hyphen (example-object) to lower camel case (exampleObject)
+ * so it avoids the creation of the object for every single request
+ * and cause an issue with taking too much memory just for the conversion
+ */
+public class CaseFormatStore {
+
+ private final Map<String, String> lowerHyphenToLowerCamel = new HashMap<>();
+ private final Map<String, String> lowerHyphenToUpperCamel = new HashMap<>();
+ private final Map<String, String> lowerCamelToLowerHyphen = new HashMap<>();
+ private final Map<String, String> upperCamelToLowerHyphen = new HashMap<>();
+
+ CaseFormatStore(){}
+
+ /**
+ * Parses the document and creates a lower camel case string
+ * upper camel string, lower hyphen and lower camel case
+ *
+ * @param doc Takes an xml document and adds it to the hash maps as appropriate
+ */
+ void parse(Document doc){
+
+ // Get the xml-root-element and add those nodes
+ // with the attribute name and it to the hashmaps
+ // For the attribute with name, it is going to be lower-hyphen
+ // If the attribute is javaAttribute then it will be lower camel case
+ NodeList list = doc.getElementsByTagName("xml-root-element");
+ addCaseFormatForNodesAndProperties(list, "name");
+
+ list = doc.getElementsByTagName("xml-element");
+ addCaseFormatForNodesAndProperties(list, "java-attribute");
+
+ list = doc.getElementsByTagName("xml-any-element");
+ addCaseFormatForNodesAndProperties(list, "java-attribute");
+ }
+
+ private void addCaseFormatForNodesAndProperties(NodeList list, String attributeName) {
+ for (int i = 0; i < list.getLength(); i++) {
+
+ String lowerCamel = null;
+ String lowerHyphen = null;
+
+ if ("java-attribute".equals(attributeName)) {
+ lowerCamel = list.item(i).getAttributes().getNamedItem(attributeName).getNodeValue();
+ lowerHyphen = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_HYPHEN, lowerCamel);
+ } else {
+ lowerHyphen = list.item(i).getAttributes().getNamedItem(attributeName).getNodeValue();
+ lowerCamel = CaseFormat.LOWER_HYPHEN.to(CaseFormat.LOWER_CAMEL, lowerHyphen);
+ }
+
+ String upperCamel = CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, lowerHyphen);
+ lowerHyphenToLowerCamel.put(lowerHyphen, lowerCamel);
+ lowerHyphenToUpperCamel.put(lowerHyphen, upperCamel);
+ upperCamelToLowerHyphen.put(upperCamel, lowerHyphen);
+ lowerCamelToLowerHyphen.put(lowerCamel, lowerHyphen);
+ }
+ }
+
+ public Optional<String> fromLowerHyphenToLowerCamel(String value){
+ return Optional.ofNullable(lowerHyphenToLowerCamel.get(value));
+ }
+
+ public Optional<String> fromLowerHyphenToUpperCamel(String value){
+ return Optional.ofNullable(lowerHyphenToUpperCamel.get(value));
+ }
+
+ public Optional<String> fromUpperCamelToLowerHyphen(String value){
+ return Optional.ofNullable(upperCamelToLowerHyphen.get(value));
+ }
+
+ public Optional<String> fromLowerCamelToLowerHyphen(String value){
+ return Optional.ofNullable(lowerCamelToLowerHyphen.get(value));
+ }
+
+}
diff --git a/aai-schema-ingest/src/main/java/org/onap/aai/nodes/NodeIngestor.java b/aai-schema-ingest/src/main/java/org/onap/aai/nodes/NodeIngestor.java
index f9b23080..2428a6dd 100644
--- a/aai-schema-ingest/src/main/java/org/onap/aai/nodes/NodeIngestor.java
+++ b/aai-schema-ingest/src/main/java/org/onap/aai/nodes/NodeIngestor.java
@@ -62,14 +62,14 @@ public class NodeIngestor {
private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(NodeIngestor.class);
private static final Pattern classNamePattern = Pattern.compile("\\.(v\\d+)\\.");
- Map<SchemaVersion, List<String>> filesToIngest;
- private Map<SchemaVersion, DynamicJAXBContext> versionContextMap = new TreeMap<>();
- private Map<SchemaVersion, Set<String>> typesPerVersion = new TreeMap<>();
- private Map<SchemaVersion, Document> schemaPerVersion = new TreeMap<>();
+ private Map<SchemaVersion, DynamicJAXBContext> versionContextMap = new HashMap<>();
+ private Map<SchemaVersion, Set<String>> typesPerVersion = new HashMap<>();
+ private Map<SchemaVersion, Document> schemaPerVersion = new HashMap<>();
private String localSchema;
private SchemaVersions schemaVersions;
private Set<Translator> translators;
-
+
+ private CaseFormatStore caseFormatStore;
//TODO : See if you can get rid of InputStream resets
/**
@@ -80,6 +80,7 @@ public class NodeIngestor {
@Autowired
public NodeIngestor(Set<Translator> translatorSet) {
this.translators = translatorSet;
+ this.caseFormatStore = new CaseFormatStore();
}
@PostConstruct
@@ -126,7 +127,7 @@ public class NodeIngestor {
final DynamicJAXBContext ctx = ingest(inputStreams);
versionContextMap.put(version, ctx);
- typesPerVersion.put(version, getAllNodeTypes(inputStreams));
+ setAllTypesAndProperties(version, inputStreams);
schemaPerVersion.put(version, createCombinedSchema(inputStreams, version, retrieveLocalSchema));
}
} catch (JAXBException | ParserConfigurationException | SAXException | IOException e) {
@@ -150,8 +151,7 @@ public class NodeIngestor {
return DynamicJAXBContextFactory.createContextFromOXM(this.getClass().getClassLoader(), properties);
}
- private Set<String> getAllNodeTypes(List<InputStream> inputStreams) throws ParserConfigurationException, SAXException, IOException {
- //Reset the InputStream to reset the offset to inital position
+ private void setAllTypesAndProperties(SchemaVersion version, List<InputStream> inputStreams) throws ParserConfigurationException, IOException, SAXException {
Set<String> types = new HashSet<>();
final DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
docFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
@@ -162,15 +162,20 @@ public class NodeIngestor {
inputStream.reset();
final Document doc = docBuilder.parse(inputStream);
final NodeList list = doc.getElementsByTagName("java-type");
-
- for (int i = 0; i < list.getLength(); i++) {
- String type = list.item(i).getAttributes().getNamedItem("name").getNodeValue();
- types.add(CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_HYPHEN, type));
- }
+ getAllNodeTypes(list, types);
+ caseFormatStore.parse(doc);
}
- LOGGER.debug("Types size" + types.size());
- return types;
+ LOGGER.debug("Types size {}", types.size());
+ typesPerVersion.put(version, types);
+ }
+
+ private void getAllNodeTypes(NodeList list, Set<String> types){
+
+ for (int i = 0; i < list.getLength(); i++) {
+ String type = list.item(i).getAttributes().getNamedItem("name").getNodeValue();
+ types.add(CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_HYPHEN, type));
+ }
}
private Document createCombinedSchema(List<InputStream> inputStreams, SchemaVersion version, boolean localSchema) throws ParserConfigurationException, SAXException, IOException {
@@ -272,4 +277,8 @@ public class NodeIngestor {
"</xml-bindings>";
return new ByteArrayInputStream(source.getBytes(StandardCharsets.UTF_8));
}
+
+ public CaseFormatStore getCaseFormatStore(){
+ return caseFormatStore;
+ }
}
diff --git a/aai-schema-ingest/src/main/java/org/onap/aai/setup/SchemaVersion.java b/aai-schema-ingest/src/main/java/org/onap/aai/setup/SchemaVersion.java
index a1a40e69..8143b5e1 100644
--- a/aai-schema-ingest/src/main/java/org/onap/aai/setup/SchemaVersion.java
+++ b/aai-schema-ingest/src/main/java/org/onap/aai/setup/SchemaVersion.java
@@ -21,20 +21,23 @@ package org.onap.aai.setup;
import org.onap.aai.validation.AAISchemaValidationException;
+import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class SchemaVersion implements Comparable<SchemaVersion> {
- public static final Pattern VERSION_PATTERN = Pattern.compile("v[1-9][0-9]*");
+ public static final Pattern VERSION_PATTERN = Pattern.compile("v([1-9][0-9]*)");
- private final String value;
+ private final Integer value;
public SchemaVersion(String value){
- if(!VERSION_PATTERN.matcher(value).matches()){
+ Matcher matcher = VERSION_PATTERN.matcher(value);
+
+ if(!matcher.find()){
throw new AAISchemaValidationException("Invalid Schema Version " + value + ", value doesn't match the expected regex: " + VERSION_PATTERN);
+ } else {
+ this.value = Integer.parseInt(matcher.group(1));
}
-
- this.value = value;
}
@Override
@@ -44,6 +47,7 @@ public class SchemaVersion implements Comparable<SchemaVersion> {
@Override
public boolean equals(Object other){
+
if(this == other){
return true;
}
@@ -62,7 +66,7 @@ public class SchemaVersion implements Comparable<SchemaVersion> {
@Override
public String toString(){
- return value;
+ return String.valueOf("v" + value);
}
@Override
@@ -72,12 +76,6 @@ public class SchemaVersion implements Comparable<SchemaVersion> {
return -1;
}
- // Requires to convert to integer to match the past behavior
- // Otherwise the string comparison of versions aren't working as expected
-
- Integer tVal = Integer.parseInt(this.value.replaceAll("v", ""));
- Integer oVal = Integer.parseInt(o.value.replaceAll("v", ""));
-
- return tVal.compareTo(oVal);
+ return this.value.compareTo(o.value);
}
}