package org.opendaylight.controller.cluster.datastore.node.utils.stream;
import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap.Builder;
import java.math.BigDecimal;
import java.math.BigInteger;
-import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-public class ValueTypes {
+final class ValueTypes {
public static final byte SHORT_TYPE = 1;
public static final byte BYTE_TYPE = 2;
public static final byte INT_TYPE = 3;
public static final byte BIG_DECIMAL_TYPE = 11;
public static final byte BINARY_TYPE = 12;
- private static Map<Class<?>, Byte> types = new HashMap<>();
+ private static final Map<Class<?>, Byte> TYPES;
static {
- types.put(String.class, Byte.valueOf(STRING_TYPE));
- types.put(Byte.class, Byte.valueOf(BYTE_TYPE));
- types.put(Integer.class, Byte.valueOf(INT_TYPE));
- types.put(Long.class, Byte.valueOf(LONG_TYPE));
- types.put(Boolean.class, Byte.valueOf(BOOL_TYPE));
- types.put(QName.class, Byte.valueOf(QNAME_TYPE));
- types.put(Set.class, Byte.valueOf(BITS_TYPE));
- types.put(YangInstanceIdentifier.class, Byte.valueOf(YANG_IDENTIFIER_TYPE));
- types.put(Short.class, Byte.valueOf(SHORT_TYPE));
- types.put(BigInteger.class, Byte.valueOf(BIG_INTEGER_TYPE));
- types.put(BigDecimal.class, Byte.valueOf(BIG_DECIMAL_TYPE));
- types.put(byte[].class, Byte.valueOf(BINARY_TYPE));
+ final Builder<Class<?>, Byte> b = ImmutableMap.builder();
+
+ b.put(String.class, Byte.valueOf(STRING_TYPE));
+ b.put(Byte.class, Byte.valueOf(BYTE_TYPE));
+ b.put(Integer.class, Byte.valueOf(INT_TYPE));
+ b.put(Long.class, Byte.valueOf(LONG_TYPE));
+ b.put(Boolean.class, Byte.valueOf(BOOL_TYPE));
+ b.put(QName.class, Byte.valueOf(QNAME_TYPE));
+ b.put(YangInstanceIdentifier.class, Byte.valueOf(YANG_IDENTIFIER_TYPE));
+ b.put(Short.class, Byte.valueOf(SHORT_TYPE));
+ b.put(BigInteger.class, Byte.valueOf(BIG_INTEGER_TYPE));
+ b.put(BigDecimal.class, Byte.valueOf(BIG_DECIMAL_TYPE));
+ b.put(byte[].class, Byte.valueOf(BINARY_TYPE));
+
+ TYPES = b.build();
}
- public static final byte getSerializableType(Object node){
+ private ValueTypes() {
+ throw new UnsupportedOperationException("Utility class");
+ }
+
+ public static final byte getSerializableType(Object node) {
Preconditions.checkNotNull(node, "node should not be null");
- Byte type = types.get(node.getClass());
- if(type != null) {
+ final Byte type = TYPES.get(node.getClass());
+ if (type != null) {
return type;
- } else if(node instanceof Set){
+ }
+ if (node instanceof Set) {
return BITS_TYPE;
}