| /* |
| * 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.types; |
| |
| import org.apache.flink.annotation.Public; |
| import org.apache.flink.core.memory.DataInputView; |
| import org.apache.flink.core.memory.DataOutputView; |
| import org.apache.flink.core.memory.MemorySegment; |
| |
| import java.io.IOException; |
| |
| /** |
| * Boxed serializable and comparable boolean type, representing the primitive type {@code boolean}. |
| */ |
| @Public |
| public class BooleanValue |
| implements NormalizableKey<BooleanValue>, |
| ResettableValue<BooleanValue>, |
| CopyableValue<BooleanValue> { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public static final BooleanValue TRUE = new BooleanValue(true); |
| |
| public static final BooleanValue FALSE = new BooleanValue(false); |
| |
| private boolean value; |
| |
| public BooleanValue() {} |
| |
| public BooleanValue(boolean value) { |
| this.value = value; |
| } |
| |
| public boolean get() { |
| return value; |
| } |
| |
| public void set(boolean value) { |
| this.value = value; |
| } |
| |
| public boolean getValue() { |
| return value; |
| } |
| |
| public void setValue(boolean value) { |
| this.value = value; |
| } |
| |
| @Override |
| public void setValue(BooleanValue value) { |
| this.value = value.value; |
| } |
| |
| // -------------------------------------------------------------------------------------------- |
| |
| @Override |
| public void write(DataOutputView out) throws IOException { |
| out.writeBoolean(this.value); |
| } |
| |
| @Override |
| public void read(DataInputView in) throws IOException { |
| this.value = in.readBoolean(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return this.value ? 1 : 0; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof BooleanValue) { |
| return ((BooleanValue) obj).value == this.value; |
| } |
| return false; |
| } |
| |
| @Override |
| public int compareTo(BooleanValue o) { |
| final int ov = o.value ? 1 : 0; |
| final int tv = this.value ? 1 : 0; |
| return tv - ov; |
| } |
| |
| @Override |
| public String toString() { |
| return this.value ? "true" : "false"; |
| } |
| |
| @Override |
| public int getBinaryLength() { |
| return 1; |
| } |
| |
| @Override |
| public void copyTo(BooleanValue target) { |
| target.value = this.value; |
| } |
| |
| @Override |
| public BooleanValue copy() { |
| return new BooleanValue(this.value); |
| } |
| |
| @Override |
| public void copy(DataInputView source, DataOutputView target) throws IOException { |
| target.write(source, 1); |
| } |
| |
| @Override |
| public int getMaxNormalizedKeyLen() { |
| return 1; |
| } |
| |
| @Override |
| public void copyNormalizedKey(MemorySegment target, int offset, int len) { |
| if (len > 0) { |
| target.put(offset, (byte) (this.value ? 1 : 0)); |
| |
| for (offset = offset + 1; len > 1; len--) { |
| target.put(offset++, (byte) 0); |
| } |
| } |
| } |
| } |