| /* |
| * 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.dataformat; |
| |
| import org.apache.flink.table.api.types.InternalType; |
| import org.apache.flink.table.api.types.Types; |
| |
| /** |
| * An interface for array used internally in Flink Table/SQL. |
| * |
| * <p>There are different implementations depending on the scenario: |
| * After serialization, it becomes the {@link BinaryArray} format. |
| * Convenient updates use the {@link GenericArray} format. |
| */ |
| public abstract class BaseArray implements TypeGetterSetters { |
| |
| public abstract int numElements(); |
| |
| public abstract boolean isNullAt(int pos); |
| |
| public abstract void setNullAt(int pos); |
| |
| public abstract void setNotNullAt(int pos); |
| |
| public abstract void setNullLong(int pos); |
| |
| public abstract void setNullInt(int pos); |
| |
| public abstract void setNullBoolean(int pos); |
| |
| public abstract void setNullByte(int pos); |
| |
| public abstract void setNullShort(int pos); |
| |
| public abstract void setNullFloat(int pos); |
| |
| public abstract void setNullDouble(int pos); |
| |
| public abstract void setNullChar(int pos); |
| |
| public abstract boolean[] toBooleanArray(); |
| |
| public abstract byte[] toByteArray(); |
| |
| public abstract short[] toShortArray(); |
| |
| public abstract int[] toIntArray(); |
| |
| public abstract long[] toLongArray(); |
| |
| public abstract float[] toFloatArray(); |
| |
| public abstract double[] toDoubleArray(); |
| |
| public Object toPrimitiveArray(InternalType type) { |
| if (type.equals(Types.BOOLEAN)) { |
| return toBooleanArray(); |
| } else if (type.equals(Types.BYTE)) { |
| return toByteArray(); |
| } else if (type.equals(Types.SHORT)) { |
| return toShortArray(); |
| } else if (type.equals(Types.INT)) { |
| return toIntArray(); |
| } else if (type.equals(Types.LONG)) { |
| return toLongArray(); |
| } else if (type.equals(Types.FLOAT)) { |
| return toFloatArray(); |
| } else if (type.equals(Types.DOUBLE)) { |
| return toDoubleArray(); |
| } else { |
| throw new RuntimeException("Not a primitive type"); |
| } |
| } |
| |
| public abstract Object[] toObjectArray(InternalType elementType); |
| |
| public abstract <T> T[] toClassArray(InternalType elementType, Class<T> clazz); |
| |
| public void setPrimitive(int pos, Object value, InternalType type) { |
| if (type.equals(Types.BOOLEAN)) { |
| setBoolean(pos, (boolean) value); |
| } else if (type.equals(Types.BYTE)) { |
| setByte(pos, (byte) value); |
| } else if (type.equals(Types.SHORT)) { |
| setShort(pos, (short) value); |
| } else if (type.equals(Types.INT)) { |
| setInt(pos, (int) value); |
| } else if (type.equals(Types.LONG)) { |
| setLong(pos, (long) value); |
| } else if (type.equals(Types.FLOAT)) { |
| setFloat(pos, (float) value); |
| } else if (type.equals(Types.DOUBLE)) { |
| setDouble(pos, (double) value); |
| } else { |
| throw new RuntimeException("Not a primitive type"); |
| } |
| } |
| } |