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/*
 * Original Guava code is copyright (C) 2015 The Guava Authors.
 * Modifications from Guava are copyright (C) 2016 DiffPlug.
 *
 * Licensed 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 com.diffplug.common.hash;

import java.nio.charset.Charset;

import com.diffplug.common.annotations.Beta;

/**
 * An object which can receive a stream of primitive values.
 *
 * @author Kevin Bourrillion
 * @since 12.0 (in 11.0 as {@code Sink})
 */
@Beta
public interface PrimitiveSink {
	/**
	 * Puts a byte into this sink.
	 *
	 * @param b a byte
	 * @return this instance
	 */
	PrimitiveSink putByte(byte b);

	/**
	 * Puts an array of bytes into this sink.
	 *
	 * @param bytes a byte array
	 * @return this instance
	 */
	PrimitiveSink putBytes(byte[] bytes);

	/**
	 * Puts a chunk of an array of bytes into this sink. {@code bytes[off]} is the first byte written,
	 * {@code bytes[off + len - 1]} is the last.
	 *
	 * @param bytes a byte array
	 * @param off the start offset in the array
	 * @param len the number of bytes to write
	 * @return this instance
	 * @throws IndexOutOfBoundsException if {@code off < 0} or {@code off + len > bytes.length} or
	 *   {@code len < 0}
	 */
	PrimitiveSink putBytes(byte[] bytes, int off, int len);

	/**
	 * Puts a short into this sink.
	 */
	PrimitiveSink putShort(short s);

	/**
	 * Puts an int into this sink.
	 */
	PrimitiveSink putInt(int i);

	/**
	 * Puts a long into this sink.
	 */
	PrimitiveSink putLong(long l);

	/**
	 * Puts a float into this sink.
	 */
	PrimitiveSink putFloat(float f);

	/**
	 * Puts a double into this sink.
	 */
	PrimitiveSink putDouble(double d);

	/**
	 * Puts a boolean into this sink.
	 */
	PrimitiveSink putBoolean(boolean b);

	/**
	 * Puts a character into this sink.
	 */
	PrimitiveSink putChar(char c);

	/**
	 * Puts each 16-bit code unit from the {@link CharSequence} into this sink.
	 *
	 * @since 15.0 (since 11.0 as putString(CharSequence))
	 */
	PrimitiveSink putUnencodedChars(CharSequence charSequence);

	/**
	 * Puts a string into this sink using the given charset.
	 */
	PrimitiveSink putString(CharSequence charSequence, Charset charset);
}