Refactor simple statements

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

diff --git a/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/units/UnitsStatementSupport.java b/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/units/UnitsStatementSupport.java
index ec1ec9b916f265784894d34980fa0b4bd490ae7f..9e0ee37d26d25636ede1233f94220cfeac173bec 100644 (file)
--- a/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/units/UnitsStatementSupport.java
+++ b/yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/units/UnitsStatementSupport.java
@@ -7,42 +7,58 @@
  */
 package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.units;
 
+import com.google.common.collect.ImmutableList;
 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
+import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.UnitsEffectiveStatement;
 import org.opendaylight.yangtools.yang.model.api.stmt.UnitsStatement;
-import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseStringStatementSupport;
 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
 
 public final class UnitsStatementSupport
-        extends AbstractStatementSupport<String, UnitsStatement, EffectiveStatement<String, UnitsStatement>> {
+        extends BaseStringStatementSupport<UnitsStatement, UnitsEffectiveStatement> {
     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
         YangStmtMapping.UNITS)
         .build();
+    private static final UnitsStatementSupport INSTANCE = new UnitsStatementSupport();
 
-    public UnitsStatementSupport() {
+    private UnitsStatementSupport() {
         super(YangStmtMapping.UNITS);
     }
 
+    public static UnitsStatementSupport getInstance() {
+        return INSTANCE;
+    }
+
     @Override
-    public String parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
-        return value;
+    protected SubstatementValidator getSubstatementValidator() {
+        return SUBSTATEMENT_VALIDATOR;
     }
 
     @Override
-    public UnitsStatement createDeclared(
-            final StmtContext<String, UnitsStatement, ?> ctx) {
-        return new UnitsStatementImpl(ctx);
+    protected UnitsStatement createDeclared(final StmtContext<String, UnitsStatement, ?> ctx,
+            final ImmutableList<? extends DeclaredStatement<?>> substatements) {
+        return new RegularUnitsStatement(ctx.coerceRawStatementArgument(), substatements);
     }
 
     @Override
-    public EffectiveStatement<String, UnitsStatement> createEffective(
-            final StmtContext<String, UnitsStatement, EffectiveStatement<String, UnitsStatement>> ctx) {
-        return new UnitsEffectiveStatementImpl(ctx);
+    protected UnitsStatement createEmptyDeclared(final StmtContext<String, UnitsStatement, ?> ctx) {
+        return new EmptyUnitsStatement(ctx.coerceRawStatementArgument());
     }
 
     @Override
-    protected SubstatementValidator getSubstatementValidator() {
-        return SUBSTATEMENT_VALIDATOR;
+    protected UnitsEffectiveStatement createEffective(
+            final StmtContext<String, UnitsStatement, UnitsEffectiveStatement> ctx,
+            final UnitsStatement declared, final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
+        return new RegularUnitsEffectiveStatement(declared, substatements);
+    }
+
+    @Override
+    protected UnitsEffectiveStatement createEmptyEffective(
+            final StmtContext<String, UnitsStatement, UnitsEffectiveStatement> ctx,
+            final UnitsStatement declared) {
+        return new EmptyUnitsEffectiveStatement(declared);
     }
-}
\ No newline at end of file
+}