| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.flink.table.typeutils.ordered; |
| |
| import org.apache.flink.annotation.Internal; |
| import org.apache.flink.api.common.ExecutionConfig; |
| import org.apache.flink.api.common.typeinfo.TypeInformation; |
| import org.apache.flink.api.common.typeutils.TypeSerializer; |
| import org.apache.flink.api.common.typeutils.base.BigIntSerializer; |
| import org.apache.flink.api.common.typeutils.base.StringSerializer; |
| import org.apache.flink.configuration.Configuration; |
| import org.apache.flink.table.dataformat.BinaryString; |
| import org.apache.flink.table.typeutils.BinaryStringSerializer; |
| import org.apache.flink.table.util.StateUtil; |
| |
| import java.math.BigInteger; |
| import java.util.Objects; |
| |
| import static org.apache.flink.util.Preconditions.checkNotNull; |
| |
| /** |
| * Type information for primitive types (int, long, double, byte, ...), String, Date, |
| * BigInteger, and BigDecimal. |
| */ |
| @Internal |
| public class OrderedBasicTypeInfo<T> extends TypeInformation<T> { |
| |
| private static final long serialVersionUID = -430955220409131770L; |
| |
| public static final OrderedBasicTypeInfo<String> ASC_STRING_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(String.class, OrderedStringSerializer.ASC_INSTANCE, StringSerializer.INSTANCE); |
| public static final OrderedBasicTypeInfo<String> DESC_STRING_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(String.class, OrderedStringSerializer.DESC_INSTANCE, StringSerializer.INSTANCE); |
| public static final OrderedBasicTypeInfo<Boolean> ASC_BOOLEAN_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(Boolean.class, OrderedBooleanSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Boolean> DESC_BOOLEAN_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(Boolean.class, OrderedBooleanSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Byte> ASC_BYTE_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Byte.class, OrderedByteSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Byte> DESC_BYTE_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Byte.class, OrderedByteSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Short> ASC_SHORT_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Short.class, OrderedShortSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Short> DESC_SHORT_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Short.class, OrderedShortSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Integer> ASC_INT_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Integer.class, OrderedIntSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Integer> DESC_INT_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Integer.class, OrderedIntSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Long> ASC_LONG_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Long.class, OrderedLongSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Long> DESC_LONG_TYPE_INFO = |
| new OrderedIntegerTypeInfo<>(Long.class, OrderedLongSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Float> ASC_FLOAT_TYPE_INFO = |
| new OrderedFractionalTypeInfo<>(Float.class, OrderedFloatSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Float> DESC_FLOAT_TYPE_INFO = |
| new OrderedFractionalTypeInfo<>(Float.class, OrderedFloatSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Double> ASC_DOUBLE_TYPE_INFO = |
| new OrderedFractionalTypeInfo<>(Double.class, OrderedDoubleSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Double> DESC_DOUBLE_TYPE_INFO = |
| new OrderedFractionalTypeInfo<>(Double.class, OrderedDoubleSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Character> ASC_CHAR_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(Character.class, OrderedCharSerializer.ASC_INSTANCE); |
| public static final OrderedBasicTypeInfo<Character> DESC_CHAR_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(Character.class, OrderedCharSerializer.DESC_INSTANCE); |
| public static final OrderedBasicTypeInfo<BigInteger> ASC_BIG_INT_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(BigInteger.class, OrderedBigIntSerializer.ASC_INSTANCE, BigIntSerializer.INSTANCE); |
| public static final OrderedBasicTypeInfo<BigInteger> DESC_BIG_INT_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(BigInteger.class, OrderedBigIntSerializer.DESC_INSTANCE, BigIntSerializer.INSTANCE); |
| public static final OrderedBasicTypeInfo<BinaryString> ASC_BINARY_STRING_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(BinaryString.class, OrderedBinaryStringSerializer.ASC_INSTANCE, BinaryStringSerializer.INSTANCE); |
| public static final OrderedBasicTypeInfo<BinaryString> DESC_BINARY_STRING_TYPE_INFO = |
| new OrderedBasicTypeInfo<>(BinaryString.class, OrderedBinaryStringSerializer.DESC_INSTANCE, BinaryStringSerializer.INSTANCE); |
| |
| // -------------------------------------------------------------------------------------------- |
| |
| private final Class<T> clazz; |
| |
| private final TypeSerializer<T> serializer; |
| |
| private final TypeSerializer<T> heapSerializer; |
| |
| protected OrderedBasicTypeInfo( |
| Class<T> clazz, |
| TypeSerializer<T> serializer) { |
| this.clazz = checkNotNull(clazz); |
| this.serializer = checkNotNull(serializer); |
| this.heapSerializer = null; |
| } |
| |
| protected OrderedBasicTypeInfo( |
| Class<T> clazz, |
| TypeSerializer<T> serializer, |
| TypeSerializer<T> heapSerializer) { |
| this.clazz = checkNotNull(clazz); |
| this.serializer = checkNotNull(serializer); |
| this.heapSerializer = checkNotNull(heapSerializer); |
| } |
| |
| // -------------------------------------------------------------------------------------------- |
| |
| @Override |
| public boolean isBasicType() { |
| return true; |
| } |
| |
| @Override |
| public boolean isTupleType() { |
| return false; |
| } |
| |
| @Override |
| public int getArity() { |
| return 1; |
| } |
| |
| @Override |
| public int getTotalFields() { |
| return 1; |
| } |
| |
| @Override |
| public Class<T> getTypeClass() { |
| return this.clazz; |
| } |
| |
| @Override |
| public boolean isKeyType() { |
| return true; |
| } |
| |
| @Override |
| public TypeSerializer<T> createSerializer(ExecutionConfig config) { |
| if (config.getGlobalJobParameters() != null) { |
| Configuration parameters = new Configuration(); |
| parameters.addAll(config.getGlobalJobParameters().toMap()); |
| if (parameters.getBoolean(StateUtil.STATE_BACKEND_ON_HEAP, true)) { |
| // using heap statebackend |
| // use non-ordered serialization here when String/BinaryString/byte[] |
| if (heapSerializer != null) { |
| return this.heapSerializer; |
| } |
| } |
| } |
| |
| return this.serializer; |
| } |
| |
| // ------------------------------------------W-------------------------------------------------- |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(clazz, serializer); |
| } |
| |
| @Override |
| public boolean canEqual(Object obj) { |
| return obj instanceof OrderedBasicTypeInfo; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof OrderedBasicTypeInfo) { |
| @SuppressWarnings("unchecked") |
| OrderedBasicTypeInfo<T> |
| other = (OrderedBasicTypeInfo<T>) obj; |
| |
| return other.canEqual(this) && |
| this.clazz == other.clazz && |
| serializer.equals(other.serializer); |
| } else { |
| return false; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return clazz.getSimpleName(); |
| } |
| } |