1 files changed, 97 insertions, 0 deletions
diff --git a/properties-node/provider/src/main/java/org/openecomp/sdnc/prop/PropertiesNode.java b/properties-node/provider/src/main/java/org/openecomp/sdnc/prop/PropertiesNode.java
new file mode 100644
index 000000000..9856b1948
--- /dev/null
+++ b/properties-node/provider/src/main/java/org/openecomp/sdnc/prop/PropertiesNode.java
@@ -0,0 +1,97 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 ONAP 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.openecomp.sdnc.prop;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Map;
+import java.util.Properties;
+
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import org.onap.ccsdk.sli.core.sli.SvcLogicJavaPlugin;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class PropertiesNode implements SvcLogicJavaPlugin {
+
+	private static final Logger log = LoggerFactory.getLogger(PropertiesNode.class);
+
+	public void readProperties(Map<String, String> paramMap, SvcLogicContext ctx) throws SvcLogicException {
+		String fileName = parseParam(paramMap, "fileName", true, null);
+		String contextPrefix = parseParam(paramMap, "contextPrefix", false, null);
+
+		try {
+			Properties pp = new Properties();
+			InputStream in = new FileInputStream(fileName);
+			pp.load(in);
+			for (Object key : pp.keySet()) {
+				String pfx = contextPrefix != null ? contextPrefix + '.' : "";
+				String name = (String) key;
+				String value = pp.getProperty(name);
+				if (value != null && value.trim().length() > 0) {
+					ctx.setAttribute(pfx + name, value.trim());
+					log.info("+++ " + pfx + name + ": [" + value + "]");
+				}
+			}
+		} catch (IOException e) {
+			throw new SvcLogicException("Cannot read property file: " + fileName + ": " + e.getMessage(), e);
+		}
+	}
+
+	private String parseParam(Map<String, String> paramMap, String name, boolean required, String def)
+	        throws SvcLogicException {
+		String s = paramMap.get(name);
+
+		if (s == null || s.trim().length() == 0) {
+			if (!required)
+				return def;
+			throw new SvcLogicException("Parameter " + name + " is required in PropertiesNode");
+		}
+
+		s = s.trim();
+		String value = "";
+		int i = 0;
+		int i1 = s.indexOf('%');
+		while (i1 >= 0) {
+			int i2 = s.indexOf('%', i1 + 1);
+			if (i2 < 0)
+				throw new SvcLogicException("Cannot parse parameter " + name + ": " + s + ": no matching %");
+
+			String varName = s.substring(i1 + 1, i2);
+			String varValue = System.getenv(varName);
+			if (varValue == null)
+				varValue = "";
+
+			value += s.substring(i, i1);
+			value += varValue;
+
+			i = i2 + 1;
+			i1 = s.indexOf('%', i);
+		}
+		value += s.substring(i);
+
+		log.info("Parameter " + name + ": " + value);
+		return value;
+	}
+}