YANGTOOLS-706: Split out yang-parser-rfc7950

[yangtools.git] / yang / yang-parser-rfc7950 / src / main / java / org / opendaylight / yangtools / yang / parser / rfc7950 / stmt / notification / NotificationStatementRFC7950Support.java

diff --git a/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/notification/NotificationStatementRFC7950Support.java b/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/notification/NotificationStatementRFC7950Support.java
new file mode 100644 (file)
index 0000000..227ca77
--- /dev/null
+++ b/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/notification/NotificationStatementRFC7950Support.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2016 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.yang.parser.rfc7950.stmt.notification;
+
+import com.google.common.annotations.Beta;
+import com.google.common.collect.ImmutableSet;
+import java.util.Set;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
+import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
+import org.opendaylight.yangtools.yang.model.api.stmt.NotificationStatement;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
+import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
+import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
+
+/**
+ * Class providing necessary support for processing YANG 1.1 Notification
+ * statement.
+ */
+@Beta
+public final class NotificationStatementRFC7950Support extends AbstractNotificationStatementSupport {
+    private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(YangStmtMapping
+            .NOTIFICATION)
+            .addAny(YangStmtMapping.ANYDATA)
+            .addAny(YangStmtMapping.ANYXML)
+            .addAny(YangStmtMapping.CHOICE)
+            .addAny(YangStmtMapping.CONTAINER)
+            .addOptional(YangStmtMapping.DESCRIPTION)
+            .addAny(YangStmtMapping.GROUPING)
+            .addAny(YangStmtMapping.IF_FEATURE)
+            .addAny(YangStmtMapping.LEAF)
+            .addAny(YangStmtMapping.LEAF_LIST)
+            .addAny(YangStmtMapping.LIST)
+            .addAny(YangStmtMapping.MUST)
+            .addOptional(YangStmtMapping.REFERENCE)
+            .addOptional(YangStmtMapping.STATUS)
+            .addAny(YangStmtMapping.TYPEDEF)
+            .addAny(YangStmtMapping.USES)
+            .build();
+
+    private static final Set<StatementDefinition> ILLEGAL_PARENTS = ImmutableSet.of(YangStmtMapping.NOTIFICATION,
+            YangStmtMapping.RPC, YangStmtMapping.ACTION);
+
+    @Override
+    public EffectiveStatement<QName, NotificationStatement> createEffective(
+            final StmtContext<QName, NotificationStatement, EffectiveStatement<QName, NotificationStatement>> ctx) {
+        SourceException.throwIf(StmtContextUtils.hasAncestorOfType(ctx, ILLEGAL_PARENTS),
+            ctx.getStatementSourceReference(),
+            "Notification %s is defined within an rpc, action, or another notification",
+            ctx.getStatementArgument());
+        SourceException.throwIf(!StmtContextUtils.hasAncestorOfTypeWithChildOfType(ctx, YangStmtMapping.LIST,
+            YangStmtMapping.KEY), ctx.getStatementSourceReference(),
+            "Notification %s is defined within a list that has no key statement", ctx.getStatementArgument());
+        SourceException.throwIf(StmtContextUtils.hasParentOfType(ctx, YangStmtMapping.CASE),
+            ctx.getStatementSourceReference(), "Notification %s is defined within a case statement",
+            ctx.getStatementArgument());
+        return new NotificationEffectiveStatementImpl(ctx);
+    }
+
+    @Override
+    protected SubstatementValidator getSubstatementValidator() {
+        return SUBSTATEMENT_VALIDATOR;
+    }
+}