Decouple config and netconf subsystems.

[controller.git] / opendaylight / netconf / tools / netconf-cli / src / main / java / org / opendaylight / controller / netconf / cli / writer / impl / ChoiceNodeCliSerializer.java

diff --git a/opendaylight/netconf/tools/netconf-cli/src/main/java/org/opendaylight/controller/netconf/cli/writer/impl/ChoiceNodeCliSerializer.java b/opendaylight/netconf/tools/netconf-cli/src/main/java/org/opendaylight/controller/netconf/cli/writer/impl/ChoiceNodeCliSerializer.java
new file mode 100644 (file)
index 0000000..33bc6df
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+++ b/opendaylight/netconf/tools/netconf-cli/src/main/java/org/opendaylight/controller/netconf/cli/writer/impl/ChoiceNodeCliSerializer.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2013 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.netconf.cli.writer.impl;
+
+import com.google.common.base.Preconditions;
+import java.util.Collections;
+import org.opendaylight.controller.netconf.cli.writer.OutFormatter;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
+import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
+import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
+import org.opendaylight.yangtools.yang.data.impl.schema.transform.base.serializer.ChoiceNodeBaseSerializer;
+import org.opendaylight.yangtools.yang.data.impl.schema.transform.base.serializer.NodeSerializerDispatcher;
+import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode;
+import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
+
+final class ChoiceNodeCliSerializer extends ChoiceNodeBaseSerializer<String> {
+    private final NodeSerializerDispatcher<String> dispatcher;
+    private final OutFormatter out;
+
+    ChoiceNodeCliSerializer(final OutFormatter out, final NodeSerializerDispatcher<String> dispatcher) {
+        this.out = Preconditions.checkNotNull(out);
+        this.dispatcher = Preconditions.checkNotNull(dispatcher);
+    }
+
+    @Override
+    public Iterable<String> serialize(final ChoiceSchemaNode schema, final ChoiceNode node) {
+        final StringBuilder output = new StringBuilder();
+        out.increaseIndent();
+        out.addStringWithIndent(output, "choice ");
+        output.append(schema.getQName().getLocalName());
+        output.append(" (");
+        output.append(detectCase(schema, node));
+        output.append(") ");
+        out.openComposite(output);
+        out.newLine(output);
+
+        for (final String childOutput : super.serialize(schema, node)) {
+            output.append(childOutput);
+            out.newLine(output);
+        }
+
+        out.closeCompositeWithIndent(output);
+        out.decreaseIndent();
+        return Collections.singletonList(output.toString());
+    }
+
+    private String detectCase(final ChoiceSchemaNode schema, final ChoiceNode node) {
+        for (final DataContainerChild<? extends PathArgument, ?> caseChild : node.getValue()) {
+            final QName presentChildQName = caseChild.getNodeType();
+            for (final ChoiceCaseNode choiceCaseNode : schema.getCases()) {
+                if (choiceCaseNode.getDataChildByName(presentChildQName) != null) {
+                    // Pick the first case that contains first child node
+                    return choiceCaseNode.getQName().getLocalName();
+                }
+            }
+        }
+
+        // Should not happen, nodes should come from one of the cases
+        throw new IllegalStateException("Choice node " + node + " does not conform to choice schema " + schema);
+    }
+
+    @Override
+    protected NodeSerializerDispatcher<String> getNodeDispatcher() {
+        return dispatcher;
+    }
+}