org.apache.flink.api.common.typeutils.TypeSerializerUtils Java Examples
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org.apache.flink.api.common.typeutils.TypeSerializerUtils.
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Example #1
Source File: PojoSerializerSnapshotData.java From Flink-CEPplus with Apache License 2.0 | 5 votes |
/** * Creates a {@link PojoSerializerSnapshotData} from configuration of a {@link PojoSerializer}. * * <p>This factory method is meant to be used in regular write paths, i.e. when taking a snapshot * of the {@link PojoSerializer}. All registered subclass classes, and non-registered * subclass classes are all present. Some POJO fields may be absent, if the originating * {@link PojoSerializer} was a restored one with already missing fields, and was never replaced * by a new {@link PojoSerializer} (i.e. because the serialized old data was never accessed). */ static <T> PojoSerializerSnapshotData<T> createFrom( Class<T> pojoClass, Field[] fields, TypeSerializer<?>[] fieldSerializers, LinkedHashMap<Class<?>, TypeSerializer<?>> registeredSubclassSerializers, Map<Class<?>, TypeSerializer<?>> nonRegisteredSubclassSerializers) { final LinkedOptionalMap<Field, TypeSerializerSnapshot<?>> fieldSerializerSnapshots = new LinkedOptionalMap<>(fields.length); for (int i = 0; i < fields.length; i++) { Field field = fields[i]; String fieldName = (field == null) ? getDummyNameForMissingField(i) : field.getName(); fieldSerializerSnapshots.put(fieldName, field, TypeSerializerUtils.snapshotBackwardsCompatible(fieldSerializers[i])); } LinkedHashMap<Class<?>, TypeSerializerSnapshot<?>> registeredSubclassSerializerSnapshots = new LinkedHashMap<>(registeredSubclassSerializers.size()); registeredSubclassSerializers.forEach((k, v) -> registeredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); Map<Class<?>, TypeSerializerSnapshot<?>> nonRegisteredSubclassSerializerSnapshots = new HashMap<>(nonRegisteredSubclassSerializers.size()); nonRegisteredSubclassSerializers.forEach((k, v) -> nonRegisteredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); return new PojoSerializerSnapshotData<>( pojoClass, fieldSerializerSnapshots, optionalMapOf(registeredSubclassSerializerSnapshots, Class::getName), optionalMapOf(nonRegisteredSubclassSerializerSnapshots, Class::getName)); }
Example #2
Source File: InternalTimersSnapshot.java From Flink-CEPplus with Apache License 2.0 | 5 votes |
/** Constructor to use when snapshotting the timers. */ public InternalTimersSnapshot( TypeSerializer<K> keySerializer, TypeSerializer<N> namespaceSerializer, @Nullable Set<TimerHeapInternalTimer<K, N>> eventTimeTimers, @Nullable Set<TimerHeapInternalTimer<K, N>> processingTimeTimers) { Preconditions.checkNotNull(keySerializer); this.keySerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(keySerializer); Preconditions.checkNotNull(namespaceSerializer); this.namespaceSerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(namespaceSerializer); this.eventTimeTimers = eventTimeTimers; this.processingTimeTimers = processingTimeTimers; }
Example #3
Source File: PojoSerializerSnapshotData.java From flink with Apache License 2.0 | 5 votes |
/** * Creates a {@link PojoSerializerSnapshotData} from configuration of a {@link PojoSerializer}. * * <p>This factory method is meant to be used in regular write paths, i.e. when taking a snapshot * of the {@link PojoSerializer}. All registered subclass classes, and non-registered * subclass classes are all present. Some POJO fields may be absent, if the originating * {@link PojoSerializer} was a restored one with already missing fields, and was never replaced * by a new {@link PojoSerializer} (i.e. because the serialized old data was never accessed). */ static <T> PojoSerializerSnapshotData<T> createFrom( Class<T> pojoClass, Field[] fields, TypeSerializer<?>[] fieldSerializers, LinkedHashMap<Class<?>, TypeSerializer<?>> registeredSubclassSerializers, Map<Class<?>, TypeSerializer<?>> nonRegisteredSubclassSerializers) { final LinkedOptionalMap<Field, TypeSerializerSnapshot<?>> fieldSerializerSnapshots = new LinkedOptionalMap<>(fields.length); for (int i = 0; i < fields.length; i++) { Field field = fields[i]; String fieldName = (field == null) ? getDummyNameForMissingField(i) : field.getName(); fieldSerializerSnapshots.put(fieldName, field, TypeSerializerUtils.snapshotBackwardsCompatible(fieldSerializers[i])); } LinkedHashMap<Class<?>, TypeSerializerSnapshot<?>> registeredSubclassSerializerSnapshots = new LinkedHashMap<>(registeredSubclassSerializers.size()); registeredSubclassSerializers.forEach((k, v) -> registeredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); Map<Class<?>, TypeSerializerSnapshot<?>> nonRegisteredSubclassSerializerSnapshots = new HashMap<>(nonRegisteredSubclassSerializers.size()); nonRegisteredSubclassSerializers.forEach((k, v) -> nonRegisteredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); return new PojoSerializerSnapshotData<>( pojoClass, fieldSerializerSnapshots, optionalMapOf(registeredSubclassSerializerSnapshots, Class::getName), optionalMapOf(nonRegisteredSubclassSerializerSnapshots, Class::getName)); }
Example #4
Source File: InternalTimersSnapshot.java From flink with Apache License 2.0 | 5 votes |
/** Constructor to use when snapshotting the timers. */ public InternalTimersSnapshot( TypeSerializer<K> keySerializer, TypeSerializer<N> namespaceSerializer, @Nullable Set<TimerHeapInternalTimer<K, N>> eventTimeTimers, @Nullable Set<TimerHeapInternalTimer<K, N>> processingTimeTimers) { Preconditions.checkNotNull(keySerializer); this.keySerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(keySerializer); Preconditions.checkNotNull(namespaceSerializer); this.namespaceSerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(namespaceSerializer); this.eventTimeTimers = eventTimeTimers; this.processingTimeTimers = processingTimeTimers; }
Example #5
Source File: PojoSerializerSnapshotData.java From flink with Apache License 2.0 | 5 votes |
/** * Creates a {@link PojoSerializerSnapshotData} from configuration of a {@link PojoSerializer}. * * <p>This factory method is meant to be used in regular write paths, i.e. when taking a snapshot * of the {@link PojoSerializer}. All registered subclass classes, and non-registered * subclass classes are all present. Some POJO fields may be absent, if the originating * {@link PojoSerializer} was a restored one with already missing fields, and was never replaced * by a new {@link PojoSerializer} (i.e. because the serialized old data was never accessed). */ static <T> PojoSerializerSnapshotData<T> createFrom( Class<T> pojoClass, Field[] fields, TypeSerializer<?>[] fieldSerializers, LinkedHashMap<Class<?>, TypeSerializer<?>> registeredSubclassSerializers, Map<Class<?>, TypeSerializer<?>> nonRegisteredSubclassSerializers) { final LinkedOptionalMap<Field, TypeSerializerSnapshot<?>> fieldSerializerSnapshots = new LinkedOptionalMap<>(fields.length); for (int i = 0; i < fields.length; i++) { Field field = fields[i]; String fieldName = (field == null) ? getDummyNameForMissingField(i) : field.getName(); fieldSerializerSnapshots.put(fieldName, field, TypeSerializerUtils.snapshotBackwardsCompatible(fieldSerializers[i])); } LinkedHashMap<Class<?>, TypeSerializerSnapshot<?>> registeredSubclassSerializerSnapshots = new LinkedHashMap<>(registeredSubclassSerializers.size()); registeredSubclassSerializers.forEach((k, v) -> registeredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); Map<Class<?>, TypeSerializerSnapshot<?>> nonRegisteredSubclassSerializerSnapshots = new HashMap<>(nonRegisteredSubclassSerializers.size()); nonRegisteredSubclassSerializers.forEach((k, v) -> nonRegisteredSubclassSerializerSnapshots.put(k, TypeSerializerUtils.snapshotBackwardsCompatible(v))); return new PojoSerializerSnapshotData<>( pojoClass, fieldSerializerSnapshots, optionalMapOf(registeredSubclassSerializerSnapshots, Class::getName), optionalMapOf(nonRegisteredSubclassSerializerSnapshots, Class::getName)); }
Example #6
Source File: InternalTimersSnapshot.java From flink with Apache License 2.0 | 5 votes |
/** Constructor to use when snapshotting the timers. */ public InternalTimersSnapshot( TypeSerializer<K> keySerializer, TypeSerializer<N> namespaceSerializer, @Nullable Set<TimerHeapInternalTimer<K, N>> eventTimeTimers, @Nullable Set<TimerHeapInternalTimer<K, N>> processingTimeTimers) { Preconditions.checkNotNull(keySerializer); this.keySerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(keySerializer); Preconditions.checkNotNull(namespaceSerializer); this.namespaceSerializerSnapshot = TypeSerializerUtils.snapshotBackwardsCompatible(namespaceSerializer); this.eventTimeTimers = eventTimeTimers; this.processingTimeTimers = processingTimeTimers; }