Cleaned up Java Binding code from YANG Tools

[mdsal.git] / binding / mdsal-binding-dom-codec / src / main / java / org / opendaylight / yangtools / binding / data / codec / impl / MissingSchemaForClassException.java

diff --git a/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/yangtools/binding/data/codec/impl/MissingSchemaForClassException.java b/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/yangtools/binding/data/codec/impl/MissingSchemaForClassException.java
new file mode 100644 (file)
index 0000000..6f9778f
--- /dev/null
+++ b/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/yangtools/binding/data/codec/impl/MissingSchemaForClassException.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2015 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.yangtools.binding.data.codec.impl;
+
+import com.google.common.base.Preconditions;
+import org.opendaylight.yangtools.sal.binding.generator.util.BindingRuntimeContext;
+import org.opendaylight.yangtools.yang.binding.Augmentation;
+
+/**
+ *
+ * Thrown when Java Binding class was used in data for which codec does not
+ * have schema.
+ *
+ * By serialization /  deserialization of this exception {@link #getBindingClass()}
+ * will return null.
+ *
+ */
+public class MissingSchemaForClassException extends MissingSchemaException {
+
+    private static final long serialVersionUID = 1L;
+
+    private final transient Class<?> bindingClass;
+
+    private MissingSchemaForClassException(final Class<?> clz) {
+        super(String.format("Schema is not available for %s", clz));
+        this.bindingClass = Preconditions.checkNotNull(clz);
+    }
+
+    static MissingSchemaForClassException forClass(final Class<?> clz) {
+        return new MissingSchemaForClassException(clz);
+    }
+
+    public Class<?> getBindingClass() {
+        return bindingClass;
+    }
+
+    public static void check(final BindingRuntimeContext runtimeContext, final Class<?> bindingClass) {
+        final Object schema;
+        if (Augmentation.class.isAssignableFrom(bindingClass)) {
+            schema = runtimeContext.getAugmentationDefinition(bindingClass);
+        } else {
+            schema = runtimeContext.getSchemaDefinition(bindingClass);
+        }
+        if(schema == null) {
+            throw MissingSchemaForClassException.forClass(bindingClass);
+        }
+    }
+}