Dmaap micro service jar

[appc.git] / services / appc-dmaap-service / appc-dmaap-adapter-bundle / src / main / java / org / onap / appc / adapter / messaging / dmaap / http / CommonHttpClient.java

diff --git a/services/appc-dmaap-service/appc-dmaap-adapter-bundle/src/main/java/org/onap/appc/adapter/messaging/dmaap/http/CommonHttpClient.java b/services/appc-dmaap-service/appc-dmaap-adapter-bundle/src/main/java/org/onap/appc/adapter/messaging/dmaap/http/CommonHttpClient.java
new file mode 100644 (file)
index 0000000..7c243d0
--- /dev/null
+++ b/services/appc-dmaap-service/appc-dmaap-adapter-bundle/src/main/java/org/onap/appc/adapter/messaging/dmaap/http/CommonHttpClient.java
@@ -0,0 +1,105 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.appc.adapter.messaging.dmaap.http;
+
+import java.net.URI;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.config.RequestConfig.Builder;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+
+abstract class CommonHttpClient {
+
+    private static final int HTTP_PORT = 3904;
+    private static final int HTTPS_PORT = 3905;
+    private static final int TIMEOUT_OFFSET = 5000;
+
+    private String authStr;
+
+    protected void setBasicAuth(String username, String password) {
+        if (username != null && password != null) {
+            String plain = String.format("%s:%s", username, password);
+            authStr = Base64.encodeBase64String(plain.getBytes());
+        } else {
+            authStr = null;
+        }
+    }
+
+    protected HttpGet getReq(URI uri, int timeoutMs) throws AuthenticationException {
+
+        HttpGet out = (uri == null) ? new HttpGet() : new HttpGet(uri);
+        if (authStr != null) {
+            out.setHeader("Authorization", String.format("Basic %s", authStr));
+        }
+      
+        out.setConfig(getConfig(timeoutMs));
+        return out;
+    }
+
+    protected HttpPost postReq(String url) throws AuthenticationException {
+
+        HttpPost out = (url == null) ? new HttpPost() : new HttpPost(url);
+        if (authStr != null) {
+            out.setHeader("Authorization", String.format("Basic %s", authStr));
+        }
+        out.setConfig(getConfig(0));
+        return out;
+    }
+
+    private RequestConfig getConfig(int timeoutMs) {
+        Builder builder = RequestConfig.custom();
+        builder.setSocketTimeout(timeoutMs + TIMEOUT_OFFSET);
+        return builder.build();
+    }
+
+    protected CloseableHttpClient getClient() {
+        return HttpClientBuilder.create().build();
+    }
+
+    protected String formatHostString(String host) {
+        return formatHostString(host, host.contains(String.valueOf(HTTPS_PORT)));
+    }
+
+    private String formatHostString(String host, boolean useHttps) {
+        // Trim trailing slash
+        String out = host.endsWith("/") ? host.substring(0, host.length() - 1) : host;
+
+        boolean hasProtocol = out.startsWith("http");
+        boolean hasPort = out.contains(":");
+
+        // Add protocol
+        if (!hasProtocol) {
+            out = String.format("%s%s", (useHttps) ? "https://" : "http://", out);
+        }
+        // Add port
+        if (!hasPort) {
+            out = String.format("%s:%d", out, (useHttps) ? HTTPS_PORT : HTTP_PORT);
+        }
+        return out;
+    }
+}