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/*
 * Copyright (C) 2007 The Guava Authors
 *
 * 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.google.common.base;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import java.nio.charset.Charset;

/**
 * Contains constant definitions for the six standard {@link Charset} instances, which are
 * guaranteed to be supported by all Java platform implementations.
 *
 * 

Assuming you're free to choose, note that {@link #UTF_8} is widely preferred. * *

See the Guava User Guide article on {@code Charsets}. * * @author Mike Bostock * @since 1.0 */ @GwtCompatible(emulated = true) public final class Charsets { private Charsets() {} /** * US-ASCII: seven-bit ASCII, the Basic Latin block of the Unicode character set (ISO646-US). * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#US_ASCII} instead. * */ @GwtIncompatible // Charset not supported by GWT public static final Charset US_ASCII = Charset.forName("US-ASCII"); /** * ISO-8859-1: ISO Latin Alphabet Number 1 (ISO-LATIN-1). * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#ISO_8859_1} instead. * */ public static final Charset ISO_8859_1 = Charset.forName("ISO-8859-1"); /** * UTF-8: eight-bit UCS Transformation Format. * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#UTF_8} instead. * */ public static final Charset UTF_8 = Charset.forName("UTF-8"); /** * UTF-16BE: sixteen-bit UCS Transformation Format, big-endian byte order. * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#UTF_16BE} instead. * */ @GwtIncompatible // Charset not supported by GWT public static final Charset UTF_16BE = Charset.forName("UTF-16BE"); /** * UTF-16LE: sixteen-bit UCS Transformation Format, little-endian byte order. * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#UTF_16LE} instead. * */ @GwtIncompatible // Charset not supported by GWT public static final Charset UTF_16LE = Charset.forName("UTF-16LE"); /** * UTF-16: sixteen-bit UCS Transformation Format, byte order identified by an optional byte-order * mark. * *

Note for Java 7 and later: this constant should be treated as deprecated; use {@link * java.nio.charset.StandardCharsets#UTF_16} instead. * */ @GwtIncompatible // Charset not supported by GWT public static final Charset UTF_16 = Charset.forName("UTF-16"); /* * Please do not add new Charset references to this class, unless those character encodings are * part of the set required to be supported by all Java platform implementations! Any Charsets * initialized here may cause unexpected delays when this class is loaded. See the Charset * Javadocs for the list of built-in character encodings. */ }





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