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authorMarek Gradzki <mgradzki@cisco.com>2017-12-13 17:15:53 +0100
committerMarek Gradzki <mgradzki@cisco.com>2017-12-13 16:45:04 +0000
commit4840c9fc6ab956d6210ac33d8e9c5b1abbc4172e (patch)
treeed12e09ac706e3c172a3a948a1528e173718d153 /vpp-common/vpp-translate-utils/src
parent938e017b9a471c078a3bbc2213b4638315b2f8df (diff)
(Multi)NamingContext: increment after computing max
Instead of incrementing all elements of stream and applying max, first compute max and then increment. Change-Id: I4e45ffa74d9b8685abd7bafaddc77d1d9850abdb Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'vpp-common/vpp-translate-utils/src')
-rw-r--r--vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/MultiNamingContext.java21
-rw-r--r--vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/NamingContext.java16
-rw-r--r--vpp-common/vpp-translate-utils/src/test/java/io/fd/hc2vpp/common/translate/util/NamingContextTest.java25
3 files changed, 39 insertions, 23 deletions
diff --git a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/MultiNamingContext.java b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/MultiNamingContext.java
index 6b10881d6..4d0e7a98f 100644
--- a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/MultiNamingContext.java
+++ b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/MultiNamingContext.java
@@ -23,6 +23,7 @@ import com.google.common.base.Optional;
import io.fd.honeycomb.translate.MappingContext;
import io.fd.honeycomb.translate.util.RWUtils;
import java.util.Collections;
+import java.util.OptionalInt;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.multi.naming.context.rev160411.MultiMappingCtxAugmentation;
@@ -134,15 +135,17 @@ public class MultiNamingContext {
return startIndex;
}
- return read.get().getMapping()
- .stream()
- .filter(mapping -> mapping.getName().equals(parentName))
- .flatMap(mapping -> mapping.getValue().stream())
- .mapToInt(Value::getIndex)
- // do not use i++(need increase before, not after
- .map(i -> ++i)
- .max()
- .orElse(startIndex);
+ final OptionalInt max = read.get().getMapping()
+ .stream()
+ .filter(mapping -> mapping.getName().equals(parentName))
+ .flatMap(mapping -> mapping.getValue().stream())
+ .mapToInt(Value::getIndex)
+ .max();
+ if (max.isPresent()) {
+ return max.getAsInt() + 1;
+ } else {
+ return startIndex;
+ }
}
private KeyedInstanceIdentifier<Mapping, MappingKey> getMappingIid(final String name) {
diff --git a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/NamingContext.java b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/NamingContext.java
index 60bd822fb..da7be8109 100644
--- a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/NamingContext.java
+++ b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/NamingContext.java
@@ -43,6 +43,7 @@ import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
public final class NamingContext implements AutoCloseable {
private static final Collector<Mapping, ?, Mapping> SINGLE_ITEM_COLLECTOR = RWUtils.singleItemCollector();
+ private static final int START_INDEX = 0;
private final String artificialNamePrefix;
private final KeyedInstanceIdentifier<org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.NamingContext, NamingContextKey>
namingContextIid;
@@ -220,17 +221,14 @@ public final class NamingContext implements AutoCloseable {
private int getNextAvailableIndex(final MappingContext mappingContext) {
final Optional<Mappings> read = mappingContext.read(namingContextIid.child(Mappings.class));
- if (!read.isPresent()) {
- return 0;
+ if (!read.isPresent() || read.get().getMapping().isEmpty()) {
+ return START_INDEX;
}
- return read.get().getMapping()
- .stream()
- .mapToInt(Mapping::getIndex)
- // do not use i++(need increase before, not after
- .map(i -> ++i)
- .max()
- .orElse(0);
+ return 1 + read.get().getMapping()
+ .stream()
+ .mapToInt(Mapping::getIndex)
+ .max().getAsInt();
}
@Override
diff --git a/vpp-common/vpp-translate-utils/src/test/java/io/fd/hc2vpp/common/translate/util/NamingContextTest.java b/vpp-common/vpp-translate-utils/src/test/java/io/fd/hc2vpp/common/translate/util/NamingContextTest.java
index 1fe4da50a..df561c737 100644
--- a/vpp-common/vpp-translate-utils/src/test/java/io/fd/hc2vpp/common/translate/util/NamingContextTest.java
+++ b/vpp-common/vpp-translate-utils/src/test/java/io/fd/hc2vpp/common/translate/util/NamingContextTest.java
@@ -96,16 +96,31 @@ public class NamingContextTest implements InjectablesProcessor {
}
@Test
- public void addNameNextIndex() throws Exception {
+ public void addName() throws Exception {
namingContext.addName("name-3", mappingContext);
verify(mappingContext, times(1))
- .put(instanceIdentifierArgumentCaptor.capture(), mappingArgumentCaptor.capture());
+ .put(instanceIdentifierArgumentCaptor.capture(), mappingArgumentCaptor.capture());
assertEquals(instanceIdentifierArgumentCaptor.getValue(), parentKey("name-3"));
assertEquals(mappingArgumentCaptor.getValue(), new MappingBuilder()
- .setIndex(3)
- .setName("name-3")
- .build());
+ .setIndex(3)
+ .setName("name-3")
+ .build());
+ }
+
+ @Test
+ public void addNameNoMapings() throws Exception {
+ when(mappingContext.read(namingContextIid.child(Mappings.class))).thenReturn(Optional.absent());
+
+ namingContext.addName("name-0", mappingContext);
+ verify(mappingContext, times(1))
+ .put(instanceIdentifierArgumentCaptor.capture(), mappingArgumentCaptor.capture());
+
+ assertEquals(instanceIdentifierArgumentCaptor.getValue(), parentKey("name-0"));
+ assertEquals(mappingArgumentCaptor.getValue(), new MappingBuilder()
+ .setIndex(0)
+ .setName("name-0")
+ .build());
}
@Test(expected = IllegalArgumentException.class)