Bug 951 - Externalize cors definition of restconf

[controller.git] / opendaylight / commons / filter-valve / src / main / java / org / opendaylight / controller / filtervalve / cors / jaxb / Host.java

diff --git a/opendaylight/commons/filter-valve/src/main/java/org/opendaylight/controller/filtervalve/cors/jaxb/Host.java b/opendaylight/commons/filter-valve/src/main/java/org/opendaylight/controller/filtervalve/cors/jaxb/Host.java
new file mode 100644 (file)
index 0000000..4e3c3ba
--- /dev/null
+++ b/opendaylight/commons/filter-valve/src/main/java/org/opendaylight/controller/filtervalve/cors/jaxb/Host.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.filtervalve.cors.jaxb;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkState;
+
+import com.google.common.base.Optional;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+
+/**
+ * Root element, arbitrarily named Host to match tomcat-server.xml, but does not allow specifying which host
+ * name to be matched.
+ */
+@XmlRootElement(name = "Host")
+public class Host {
+    private List<Context> contexts = new ArrayList<>();
+    private List<Filter> filterTemplates = new ArrayList<>();
+    private boolean initialized;
+    private Map<String, Context> contextMap;
+
+
+    public synchronized void initialize(String fileName) {
+        checkState(initialized == false, "Already initialized");
+        Map<String, Filter> namesToTemplates = new HashMap<>();
+        for (Filter template : filterTemplates) {
+            template.initializeTemplate();
+            namesToTemplates.put(template.getFilterName(), template);
+        }
+        contextMap = new HashMap<>();
+        for (Context context : getContexts()) {
+            checkState(contextMap.containsKey(context.getPath()) == false,
+                    "Context {} already defined in {}", context.getPath(), fileName);
+            context.initialize(fileName, namesToTemplates);
+            contextMap.put(context.getPath(), context);
+        }
+        contextMap = Collections.unmodifiableMap(new HashMap<>(contextMap));
+        contexts = Collections.unmodifiableList(new ArrayList<>(contexts));
+        initialized = true;
+    }
+
+    public Optional<Context> findContext(String contextPath) {
+        checkState(initialized, "Not initialized");
+        Context context = contextMap.get(contextPath);
+        return Optional.fromNullable(context);
+    }
+
+    @XmlElement(name = "Context")
+    public List<Context> getContexts() {
+        return contexts;
+    }
+
+    public void setContexts(List<Context> contexts) {
+        checkArgument(initialized == false, "Already initialized");
+        this.contexts = contexts;
+    }
+
+    @XmlElement(name = "filter-template")
+    public List<Filter> getFilterTemplates() {
+        return filterTemplates;
+    }
+
+    public void setFilterTemplates(List<Filter> filterTemplates) {
+        checkArgument(initialized == false, "Already initialized");
+        this.filterTemplates = filterTemplates;
+    }
+}