1 files changed, 194 insertions, 0 deletions
diff --git a/src/main/java/org/openecomp/sparky/util/ConfigHelper.java b/src/main/java/org/openecomp/sparky/util/ConfigHelper.java
new file mode 100644
index 0000000..5d660ff
--- /dev/null
+++ b/src/main/java/org/openecomp/sparky/util/ConfigHelper.java
@@ -0,0 +1,194 @@
+/**
+ * ============LICENSE_START===================================================
+ * SPARKY (AAI UI service)
+ * ============================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * 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=====================================================
+ *
+ * ECOMP and OpenECOMP are trademarks
+ * and service marks of AT&T Intellectual Property.
+ */
+
+package org.openecomp.sparky.util;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Properties;
+import java.util.Set;
+
+import org.openecomp.cl.api.Logger;
+import org.openecomp.cl.eelf.LoggerFactory;
+import org.openecomp.sparky.logging.AaiUiMsgs;
+
+/**
+ * The Class ConfigHelper.
+ */
+public class ConfigHelper {
+
+  private static final Logger LOG = LoggerFactory.getInstance().getLogger(ConfigHelper.class);
+
+  /**
+   * Gets the config with prefix.
+   *
+   * @param configPrefix the config prefix
+   * @param properties the properties
+   * @return the config with prefix
+   */
+  public static Properties getConfigWithPrefix(String configPrefix, Properties properties) {
+
+    /*
+     * The idea here is collect properties groups prefixed with the same origin
+     */
+
+    Set<Object> set = properties.keySet();
+    Properties newProps = new Properties();
+
+    for (Object k : set) {
+      String ks = (String) k;
+      if (ks.startsWith(configPrefix)) {
+
+        String temp = ks.replaceFirst(configPrefix + ".", "");
+        newProps.setProperty(temp, properties.getProperty(ks));
+      }
+    }
+
+    return newProps;
+  }
+
+  /**
+   * Load config.
+   *
+   * @param fileName the file name
+   * @return the properties
+   * @throws Exception the exception
+   */
+  public static Properties loadConfig(String fileName) throws Exception {
+
+    String basePath = System.getProperty("user.dir");
+    InputStream fileInputStream = new FileInputStream(basePath + "//" + fileName);
+
+    Properties props = new Properties();
+    props.load(fileInputStream);
+
+    return props;
+  }
+
+  /**
+   * Load config from explicit path.
+   *
+   * @param fileName the file name
+   * @return the properties
+   */
+  public static Properties loadConfigFromExplicitPath(String fileName) {
+
+    Properties props = new Properties();
+
+    try {
+      InputStream fileInputStream = new FileInputStream(fileName);
+      props.load(fileInputStream);
+    } catch (Exception exc) {
+      LOG.warn(AaiUiMsgs.CONFIG_NOT_FOUND_VERBOSE, fileName, exc.getLocalizedMessage());
+    }
+
+    return props;
+  }
+
+  /**
+   * Property fetch.
+   *
+   * @param config the config
+   * @param propName the prop name
+   * @param defaultValue the default value
+   * @return the string
+   */
+  public static String propertyFetch(Properties config, String propName, String defaultValue) {
+    return config.getProperty(propName, defaultValue);
+  }
+
+  public static boolean isEssDevModeEnabled() {
+    return Boolean.parseBoolean(System.getProperty("isEssDevMode", "false"));
+  }
+
+  /**
+   * Gets the filepath.
+   *
+   * @param fileName the file name
+   * @param isRelativePath the is relative path
+   * @return the filepath
+   */
+  public static String getFilepath(String fileName, boolean isRelativePath) {
+
+    String filepath = null;
+
+    if (isRelativePath) {
+      filepath = System.getProperty("user.dir") + "/" + fileName;
+
+    } else {
+      filepath = fileName;
+    }
+
+    return filepath;
+
+  }
+
+  /**
+   * Gets the file contents.
+   *
+   * @param fileName the file name
+   * @return the file contents
+   * @throws IOException Signals that an I/O exception has occurred.
+   */
+  public static String getFileContents(String fileName) throws IOException {
+
+    LOG.debug(AaiUiMsgs.FILE_READ_IN_PROGRESS, fileName);
+
+    File file = new File(fileName);
+
+    if (!file.exists()) {
+      throw new FileNotFoundException("Failed to load file = " + fileName);
+    }
+
+    if (file.exists() && !file.isDirectory()) {
+      BufferedReader br = new BufferedReader(new FileReader(file));
+      try {
+        StringBuilder sb = new StringBuilder();
+        String line = br.readLine();
+
+        while (line != null) {
+          sb.append(line);
+          sb.append(System.lineSeparator());
+          line = br.readLine();
+        }
+
+        return sb.toString();
+      } finally {
+        br.close();
+      }
+    } else {
+      LOG.warn(AaiUiMsgs.FILE_NOT_FOUND, fileName);
+    }
+
+    return null;
+
+  }
+
+}