diff src/main/java/org/dive4elements/artifacts/httpclient/utils/Configuration.java @ 71:a857866d162f

Moved directories to org.dive4elements
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 25 Apr 2013 11:14:14 +0200
parents src/main/java/de/intevation/artifacts/httpclient/utils/Configuration.java@a1db30b33f43
children 133281653904
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/org/dive4elements/artifacts/httpclient/utils/Configuration.java	Thu Apr 25 11:14:14 2013 +0200
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2010 by Intevation GmbH
+ *
+ * This program is free software under the LGPL (>=v2.1)
+ * Read the file LGPL.txt coming with the software for details
+ * or visit http://www.gnu.org/licenses/ if it does not exist.
+ */
+package de.intevation.artifacts.httpclient.utils;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+import org.apache.log4j.Logger;
+
+/**
+ * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
+ */
+public class Configuration {
+
+    private static final Logger logger = Logger.getLogger(Configuration.class);
+
+    private File config;
+
+    private Map serverSettings;
+    private Map artifactSettings;
+    private Map outputSettings;
+
+    public static final String XPATH_SERVER = "/configuration/artifact-server";
+    public static final String XPATH_ARTIFACT = "/configuration/artifact";
+    public static final String XPATH_OUTPUT = "/configuration/output";
+
+
+    public Configuration(File config) {
+        this.config      = config;
+        serverSettings   = new HashMap();
+        artifactSettings = new HashMap();
+        outputSettings   = new HashMap();
+    }
+
+
+    public void initialize()
+    throws IOException
+    {
+        Document conf = XMLUtils.readDocument(new FileInputStream(config));
+
+        if (conf == null) {
+            throw new IOException("Can't read config: " + config.getName());
+        }
+
+        readServerSettings(conf);
+        readArtifactSettings(conf);
+        readOutputSettings(conf);
+    }
+
+
+    private void readServerSettings(Document document)
+    throws IOException
+    {
+        Node serverNode = XMLUtils.getNodeXPath(document, XPATH_SERVER);
+
+        if (serverNode == null) {
+            throw new IOException("No server configuration found.");
+        }
+
+        serverSettings = extractSettings(serverSettings, serverNode);
+    }
+
+
+    private void readArtifactSettings(Document document)
+    throws IOException
+    {
+        Node artifactNode = XMLUtils.getNodeXPath(document, XPATH_ARTIFACT);
+
+        if (artifactNode == null) {
+            throw new IOException("No artifact configuration found.");
+        }
+
+        artifactSettings = extractSettings(artifactSettings, artifactNode);
+    }
+
+
+    private void readOutputSettings(Document document)
+    throws IOException
+    {
+        Node outputNode = XMLUtils.getNodeXPath(document, XPATH_OUTPUT);
+
+        if (outputNode == null) {
+            throw new IOException("No output configuration found.");
+        }
+
+        outputSettings = extractSettings(outputSettings, outputNode);
+    }
+
+
+    private Map extractSettings(Map settings, Node node) {
+        NodeList children = node.getChildNodes();
+
+        for (int i = 0; i < children.getLength(); i++) {
+            Node child = children.item(i);
+            if (child.getNodeType() == Node.ELEMENT_NODE)
+                logger.debug(child.getNodeName() + "|" + child.getTextContent());
+                settings.put(child.getNodeName(), child.getTextContent());
+        }
+
+        return settings;
+    }
+
+
+    public Object getServerSettings(String key) {
+        return serverSettings.get(key);
+    }
+
+
+    public Object getArtifactSettings(String key) {
+        return artifactSettings.get(key);
+    }
+
+
+    public Object getOutputSettings(String key) {
+        return outputSettings.get(key);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:

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