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authors00370346 <swarup.nayak1@huawei.com>2019-04-24 19:10:05 +0530
committers00370346 <swarup.nayak1@huawei.com>2019-04-26 19:57:18 +0530
commitad178d97b872542a57356dd0b24493d3fd4d925f (patch)
tree1ea456a64321f391cb8d9509828cb329a5f5b866 /examples/examples-onap-bbs/src/main/java
parentca558cfb1ea47de081527771af47abb37a8cd964 (diff)
ONAP BBS: Apex Nomadic ONT bug fixes
Issue-ID: DCAEGEN2-1237 Change-Id: Ibc1b5a221af5eb28799764498b2751d99f5764f3 Signed-off-by: s00370346 <swarup.nayak1@huawei.com>
Diffstat (limited to 'examples/examples-onap-bbs/src/main/java')
-rw-r--r--examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/WebClient.java296
-rw-r--r--examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/package-info.java21
2 files changed, 317 insertions, 0 deletions
diff --git a/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/WebClient.java b/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/WebClient.java
new file mode 100644
index 000000000..09b3fc47b
--- /dev/null
+++ b/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/WebClient.java
@@ -0,0 +1,296 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Huawei. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.examples.bbs;
+
+
+
+import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.io.StringWriter;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.Base64;
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import java.security.cert.X509Certificate;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.transform.OutputKeys;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathFactory;
+import org.slf4j.ext.XLogger;
+import org.slf4j.ext.XLoggerFactory;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.InputSource;
+
+/**
+ * The Class WebClient act as rest client for BBS usecase.
+ */
+public class WebClient {
+
+ private static final XLogger LOGGER = XLoggerFactory.getXLogger(WebClient.class);
+
+ /**
+ * Disable ssl verification.
+ */
+ private static void disableCertificateValidation() {
+ try {
+ TrustManager[] trustAllCerts = new TrustManager[]{new X509TrustManager() {
+ public java.security.cert.X509Certificate[] getAcceptedIssuers() {
+ return null;
+ }
+
+ public void checkClientTrusted(X509Certificate[] certs, String authType) {
+ }
+
+ public void checkServerTrusted(X509Certificate[] certs, String authType) {
+ }
+ }
+ };
+
+
+ SSLContext sc = SSLContext.getInstance("SSL");
+ sc.init(null, trustAllCerts, new java.security.SecureRandom());
+ HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
+
+ HostnameVerifier allHostsValid = new HostnameVerifier() {
+ public boolean verify(String hostname, SSLSession session) {
+ return true;
+ }
+ };
+
+ HttpsURLConnection.setDefaultHostnameVerifier(allHostsValid);
+ } catch (Exception e) {
+ LOGGER.error("httpsRequest Exception " + e);
+ }
+ }
+
+ /**
+ * Send simple https rest request.
+ *
+ * @param requestUrl url
+ * @param requestMethod method eg POST/GET/PUT
+ * @param outputStr Data
+ * @param username Simple Username
+ * @param pass Simple password
+ * @param contentType http content type
+ * @param fillApp If required to fill app details
+ * @param disableSSl If disabling ssl checking
+ * @return String response message
+ */
+ public String httpsRequest(String requestUrl, String requestMethod,
+ String outputStr, String username, String pass,
+ String contentType, boolean fillApp, boolean disableSSl) {
+ String result = "";
+ StringBuffer buffer = new StringBuffer();
+ try {
+ LOGGER.info("httpsRequest starts " + requestUrl + " method " + requestMethod);
+ if (disableSSl) {
+ disableCertificateValidation();
+ }
+ URL url = new URL(requestUrl);
+ HttpsURLConnection httpUrlConn = (HttpsURLConnection) url.openConnection();
+ httpUrlConn.setDoOutput(true);
+ httpUrlConn.setDoInput(true);
+ httpUrlConn.setUseCaches(false);
+
+ if ((username != null) && (pass != null)) {
+ httpUrlConn.setRequestProperty("Authorization", getAuth(username, pass));
+ } else {
+ LOGGER.warn("Authorization information missing");
+ }
+
+ httpUrlConn.setRequestProperty("Content-Type", contentType);
+ httpUrlConn.setRequestProperty("Accept", contentType);
+ if (fillApp) {
+ httpUrlConn.setRequestProperty("X-FromAppId", "BBS Policy");
+ httpUrlConn.setRequestProperty("X-TransactionId", "BBS Policy");
+ }
+ httpUrlConn.setRequestMethod(requestMethod);
+
+ if ("GET".equalsIgnoreCase(requestMethod)) {
+ httpUrlConn.connect();
+ }
+
+ if (null != outputStr) {
+ OutputStream outputStream = httpUrlConn.getOutputStream();
+ outputStream.write(outputStr.getBytes(StandardCharsets.UTF_8));
+ outputStream.close();
+ }
+
+ try (InputStream inputStream = httpUrlConn.getInputStream()) {
+ try (InputStreamReader inputStreamReader = new InputStreamReader(inputStream, StandardCharsets.UTF_8)) {
+ try (BufferedReader bufferedReader = new BufferedReader(inputStreamReader)) {
+ String str;
+ while ((str = bufferedReader.readLine()) != null) {
+ buffer.append(str);
+ }
+ }
+ }
+ httpUrlConn.disconnect();
+ result = buffer.toString();
+ }
+ LOGGER.info("httpsRequest success ");
+ } catch (Exception ce) {
+ LOGGER.error("httpsRequest Exception " + ce);
+ }
+ return result;
+ }
+
+ /**
+ * Send simple https rest request.
+ *
+ * @param requestUrl url
+ * @param requestMethod method eg POST/GET/PUT
+ * @param outputStr Data
+ * @param username Simple Username
+ * @param pass Simple password
+ * @param contentType http content type
+ * @param fillApp If required to fill app details
+ * @param disableSSl If disabling ssl checking
+ * @return String response message
+ */
+ public String httpRequest(String requestUrl, String requestMethod,
+ String outputStr, String username, String pass,
+ String contentType, boolean fillApp, boolean disableSSl) {
+ String result = "";
+ StringBuffer buffer = new StringBuffer();
+ try {
+ LOGGER.info("httpRequest starts " + requestUrl + " method " + requestMethod);
+ if (disableSSl) {
+ disableCertificateValidation();
+ }
+ URL url = new URL(requestUrl);
+ HttpURLConnection httpUrlConn = (HttpURLConnection) url.openConnection();
+ httpUrlConn.setDoOutput(true);
+ httpUrlConn.setDoInput(true);
+ httpUrlConn.setUseCaches(false);
+
+ if ((username != null) && (pass != null)) {
+ httpUrlConn.setRequestProperty("Authorization", getAuth(username, pass));
+ } else {
+ LOGGER.warn("Authorization information missing");
+ }
+
+ httpUrlConn.setRequestProperty("Content-Type", contentType);
+ httpUrlConn.setRequestProperty("Accept", contentType);
+ if (fillApp) {
+ httpUrlConn.setRequestProperty("X-FromAppId", "BBS Policy");
+ httpUrlConn.setRequestProperty("X-TransactionId", "BBS Policy");
+ }
+ httpUrlConn.setRequestMethod(requestMethod);
+
+ if ("GET".equalsIgnoreCase(requestMethod)) {
+ httpUrlConn.connect();
+ }
+
+ if (null != outputStr) {
+ OutputStream outputStream = httpUrlConn.getOutputStream();
+ outputStream.write(outputStr.getBytes(StandardCharsets.UTF_8));
+ outputStream.close();
+ }
+
+ try (InputStream inputStream = httpUrlConn.getInputStream()) {
+ try (InputStreamReader inputStreamReader = new InputStreamReader(inputStream, StandardCharsets.UTF_8)) {
+ try (BufferedReader bufferedReader = new BufferedReader(inputStreamReader)) {
+ String str;
+ while ((str = bufferedReader.readLine()) != null) {
+ buffer.append(str);
+ }
+ }
+ }
+ httpUrlConn.disconnect();
+ result = buffer.toString();
+ }
+ LOGGER.info("httpsRequest success ");
+ } catch (Exception ce) {
+ LOGGER.error("httpsRequest Exception " + ce);
+ }
+ return result;
+ }
+
+ /**
+ * Return Basic Authentication String.
+ *
+ * @param userName UserName
+ * @param password PassWord
+ * @return Basic Authentication
+ */
+ private String getAuth(String userName, String password) {
+ String userCredentials = userName + ":" + password;
+ return ("Basic " + Base64.getEncoder().encodeToString(userCredentials.getBytes(StandardCharsets.UTF_8)));
+ }
+
+ /**
+ * Pretty print xml string.
+ *
+ * @param xml Input string
+ * @param indent Indent number
+ * @return Indented xml string
+ */
+ public String toPrettyString(String xml, int indent) {
+ try {
+ try (ByteArrayInputStream br = new ByteArrayInputStream(xml.getBytes(StandardCharsets.UTF_8))) {
+ Document document = DocumentBuilderFactory.newInstance()
+ .newDocumentBuilder()
+ .parse(new InputSource(br));
+
+ document.normalize();
+ XPath path = XPathFactory.newInstance().newXPath();
+ NodeList nodeList = (NodeList) path.evaluate("//text()[normalize-space()='']",
+ document,
+ XPathConstants.NODESET);
+
+ for (int i = 0; i < nodeList.getLength(); ++i) {
+ Node node = nodeList.item(i);
+ node.getParentNode().removeChild(node);
+ }
+
+ TransformerFactory transformerFactory = TransformerFactory.newInstance();
+ transformerFactory.setAttribute("indent-number", indent);
+ Transformer transformer = transformerFactory.newTransformer();
+ transformer.setOutputProperty(OutputKeys.ENCODING, StandardCharsets.UTF_8.name());
+ transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
+ transformer.setOutputProperty(OutputKeys.INDENT, "yes");
+
+ StringWriter stringWriter = new StringWriter();
+ transformer.transform(new DOMSource(document), new StreamResult(stringWriter));
+ return stringWriter.toString();
+ }
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+}
diff --git a/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/package-info.java b/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/package-info.java
new file mode 100644
index 000000000..9e24032f0
--- /dev/null
+++ b/examples/examples-onap-bbs/src/main/java/org/onap/policy/apex/examples/bbs/package-info.java
@@ -0,0 +1,21 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Huawei. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.examples.bbs;