AndroidJSON解析框架GSON

/* * Copyright (C) 2008 Google Inc. * * 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.gson; import com.google.gson.internal.$Gson$Types; import java.lang.reflect.ParameterizedType; import java.lang.reflect.Type; import java.math.BigDecimal; import java.math.BigInteger; import java.net.InetAddress; import java.net.MalformedURLException; import java.net.URI; import java.net.URISyntaxException; import java.net.URL; import java.net.UnknownHostException; import java.sql.Time; import java.sql.Timestamp; import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.BitSet; import java.util.Calendar; import java.util.Collection; import java.util.Date; import java.util.GregorianCalendar; import java.util.HashSet; import java.util.LinkedHashMap; import java.util.LinkedList; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Queue; import java.util.Set; import java.util.SortedSet; import java.util.StringTokenizer; import java.util.TimeZone; import java.util.TreeSet; import java.util.UUID; /** * List of all the default type adapters ({@link JsonSerializer}s, {@link JsonDeserializer}s, * and {@link InstanceCreator}s. * * @author Inderjeet Singh * @author Joel Leitch */ final class DefaultTypeAdapters { private static final DefaultDateTypeAdapter DATE_TYPE_ADAPTER = new DefaultDateTypeAdapter(); private static final DefaultJavaSqlDateTypeAdapter JAVA_SQL_DATE_TYPE_ADAPTER = new DefaultJavaSqlDateTypeAdapter(); private static final DefaultTimeTypeAdapter TIME_TYPE_ADAPTER = new DefaultTimeTypeAdapter(); private static final DefaultTimestampDeserializer TIMESTAMP_DESERIALIZER = new DefaultTimestampDeserializer(); @SuppressWarnings("unchecked") private static final EnumTypeAdapter ENUM_TYPE_ADAPTER = new EnumTypeAdapter(); private static final UrlTypeAdapter URL_TYPE_ADAPTER = new UrlTypeAdapter(); private static final UriTypeAdapter URI_TYPE_ADAPTER = new UriTypeAdapter(); private static final UuidTypeAdapter UUUID_TYPE_ADAPTER = new UuidTypeAdapter(); private static final LocaleTypeAdapter LOCALE_TYPE_ADAPTER = new LocaleTypeAdapter(); private static final BitSetTypeAdapter BIT_SET_ADAPTER = new BitSetTypeAdapter(); private static final DefaultInetAddressAdapter INET_ADDRESS_ADAPTER = new DefaultInetAddressAdapter(); private static final CollectionTypeAdapter COLLECTION_TYPE_ADAPTER = new CollectionTypeAdapter(); private static final MapTypeAdapter MAP_TYPE_ADAPTER = new MapTypeAdapter(); private static final BigDecimalTypeAdapter BIG_DECIMAL_TYPE_ADAPTER = new BigDecimalTypeAdapter(); private static final BigIntegerTypeAdapter BIG_INTEGER_TYPE_ADAPTER = new BigIntegerTypeAdapter(); private static final BooleanTypeAdapter BOOLEAN_TYPE_ADAPTER = new BooleanTypeAdapter(); private static final ByteTypeAdapter BYTE_TYPE_ADAPTER = new ByteTypeAdapter(); private static final CharacterTypeAdapter CHARACTER_TYPE_ADAPTER = new CharacterTypeAdapter(); private static final DoubleDeserializer DOUBLE_TYPE_ADAPTER = new DoubleDeserializer(); private static final FloatDeserializer FLOAT_TYPE_ADAPTER = new FloatDeserializer(); private static final IntegerTypeAdapter INTEGER_TYPE_ADAPTER = new IntegerTypeAdapter(); private static final LongDeserializer LONG_DESERIALIZER = new LongDeserializer(); private static final NumberTypeAdapter NUMBER_TYPE_ADAPTER = new NumberTypeAdapter(); private static final ShortTypeAdapter SHORT_TYPE_ADAPTER = new ShortTypeAdapter(); private static final StringTypeAdapter STRING_TYPE_ADAPTER = new StringTypeAdapter(); private static final StringBuilderTypeAdapter STRING_BUILDER_TYPE_ADAPTER = new StringBuilderTypeAdapter(); private static final StringBufferTypeAdapter STRING_BUFFER_TYPE_ADAPTER = new StringBufferTypeAdapter(); private static final GregorianCalendarTypeAdapter GREGORIAN_CALENDAR_TYPE_ADAPTER = new GregorianCalendarTypeAdapter(); // The constants DEFAULT_SERIALIZERS, DEFAULT_DESERIALIZERS, and DEFAULT_INSTANCE_CREATORS // must be defined after the constants for the type adapters. Otherwise, the type adapter // constants will appear as nulls. private static final ParameterizedTypeHandlerMap<JsonSerializer<?>> DEFAULT_SERIALIZERS = createDefaultSerializers(); static final ParameterizedTypeHandlerMap<JsonSerializer<?>> DEFAULT_HIERARCHY_SERIALIZERS = createDefaultHierarchySerializers(); private static final ParameterizedTypeHandlerMap<JsonDeserializer<?>> DEFAULT_DESERIALIZERS = createDefaultDeserializers(); static final ParameterizedTypeHandlerMap<JsonDeserializer<?>> DEFAULT_HIERARCHY_DESERIALIZERS = createDefaultHierarchyDeserializers(); private static final ParameterizedTypeHandlerMap<InstanceCreator<?>> DEFAULT_INSTANCE_CREATORS = createDefaultInstanceCreators(); private static ParameterizedTypeHandlerMap<JsonSerializer<?>> createDefaultSerializers() { ParameterizedTypeHandlerMap<JsonSerializer<?>> map = new ParameterizedTypeHandlerMap<JsonSerializer<?>>(); map.register(URL.class, URL_TYPE_ADAPTER, true); map.register(URI.class, URI_TYPE_ADAPTER, true); map.register(UUID.class, UUUID_TYPE_ADAPTER, true); map.register(Locale.class, LOCALE_TYPE_ADAPTER, true); map.register(Date.class, DATE_TYPE_ADAPTER, true); map.register(java.sql.Date.class, JAVA_SQL_DATE_TYPE_ADAPTER, true); map.register(Timestamp.class, DATE_TYPE_ADAPTER, true); map.register(Time.class, TIME_TYPE_ADAPTER, true); map.register(Calendar.class, GREGORIAN_CALENDAR_TYPE_ADAPTER, true); map.register(GregorianCalendar.class, GREGORIAN_CALENDAR_TYPE_ADAPTER, true); map.register(BigDecimal.class, BIG_DECIMAL_TYPE_ADAPTER, true); map.register(BigInteger.class, BIG_INTEGER_TYPE_ADAPTER, true); map.register(BitSet.class, BIT_SET_ADAPTER, true); // Add primitive serializers map.register(Boolean.class, BOOLEAN_TYPE_ADAPTER, true); map.register(boolean.class, BOOLEAN_TYPE_ADAPTER, true); map.register(Byte.class, BYTE_TYPE_ADAPTER, true); map.register(byte.class, BYTE_TYPE_ADAPTER, true); map.register(Character.class, CHARACTER_TYPE_ADAPTER, true); map.register(char.class, CHARACTER_TYPE_ADAPTER, true); map.register(Integer.class, INTEGER_TYPE_ADAPTER, true); map.register(int.class, INTEGER_TYPE_ADAPTER, true); map.register(Number.class, NUMBER_TYPE_ADAPTER, true); map.register(Short.class, SHORT_TYPE_ADAPTER, true); map.register(short.class, SHORT_TYPE_ADAPTER, true); map.register(String.class, STRING_TYPE_ADAPTER, true); map.register(StringBuilder.class, STRING_BUILDER_TYPE_ADAPTER, true); map.register(StringBuffer.class, STRING_BUFFER_TYPE_ADAPTER, true); map.makeUnmodifiable(); return map; } private static ParameterizedTypeHandlerMap<JsonSerializer<?>> createDefaultHierarchySerializers() { ParameterizedTypeHandlerMap<JsonSerializer<?>> map = new ParameterizedTypeHandlerMap<JsonSerializer<?>>(); map.registerForTypeHierarchy(Enum.class, ENUM_TYPE_ADAPTER, true); map.registerForTypeHierarchy(InetAddress.class, INET_ADDRESS_ADAPTER, true); map.registerForTypeHierarchy(Collection.class, COLLECTION_TYPE_ADAPTER, true); map.registerForTypeHierarchy(Map.class, MAP_TYPE_ADAPTER, true); map.makeUnmodifiable(); return map; }