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Document.java
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Document.java
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/*
* Copyright (c) 2019 Otavio Santana and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package jakarta.nosql.document;
import jakarta.nosql.ServiceLoaderProvider;
import jakarta.nosql.TypeSupplier;
import jakarta.nosql.Value;
import java.util.ServiceLoader;
import java.util.function.BiFunction;
/**
* A Document Collection Entity unit, it is a tuple (pair) that consists of a key-value pair,
* where the key is mapped to a value.
*/
public interface Document {
/**
* Creates a document instance
*
* @param name - document's name
* @param value - document's value
* @param <V> the value type
* @return a document instance
* @throws NullPointerException when there is any null parameter
* @see Documents
*/
static <V> Document of(String name, V value) {
return ServiceLoaderProvider.get(DocumentProvider.class,
()-> ServiceLoader.load(DocumentProvider.class))
.apply(name, value);
}
/**
* The column's name
*
* @return name
*/
String getName();
/**
* the column's value
*
* @return {@link Value}
*/
Value getValue();
/**
* Alias to {@link Value#get(Class)}
*
* @param clazz {@link Value#get(Class)}
* @param <T> {@link Value#get(Class)}
* @return {@link Value#get(Class)}
* @throws NullPointerException see {@link Value#get(Class)}
* @throws UnsupportedOperationException see {@link Value#get(Class)}
*/
<T> T get(Class<T> clazz);
/**
* Alias to {@link Value#get(TypeSupplier)}
*
* @param typeSupplier {@link Value#get(TypeSupplier)}
* @param <T> {@link Value#get(TypeSupplier)}
* @return {@link Value#get(TypeSupplier)}
* @throws NullPointerException see {@link Value#get(TypeSupplier)}
* @throws UnsupportedOperationException see {@link Value#get(TypeSupplier)}
*/
<T> T get(TypeSupplier<T> typeSupplier);
/**
* Alias to {@link Value#get()}
*
* @return {@link Value#get()}
*/
Object get();
/**
* A provider of {@link Document} where it will create from two parameters:
* The first one is the name of column
* The second one is the information of column
*/
interface DocumentProvider extends BiFunction<String, Object, Document> {
}
}