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Merge pull request #806 from qwwdfsad/master

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Gson synchronized map replaced with concurrent hash map
This commit is contained in:
inder123 2016-03-05 13:54:12 -08:00
commit a02f575797
1 changed files with 4 additions and 3 deletions
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7
gson/src/main/java/com/google/gson/Gson.java
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@ -30,6 +30,7 @@ import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.atomic.AtomicLongArray;
@ -108,6 +109,7 @@ public final class Gson {
static final boolean DEFAULT_COMPLEX_MAP_KEYS = false;
static final boolean DEFAULT_SPECIALIZE_FLOAT_VALUES = false;
private static final TypeToken<?> NULL_KEY_SURROGATE = new TypeToken<Object>() {};
private static final String JSON_NON_EXECUTABLE_PREFIX = ")]}'\n";
/**
@ -120,8 +122,7 @@ public final class Gson {
private final ThreadLocal<Map<TypeToken<?>, FutureTypeAdapter<?>>> calls
= new ThreadLocal<Map<TypeToken<?>, FutureTypeAdapter<?>>>();
private final Map<TypeToken<?>, TypeAdapter<?>> typeTokenCache
= Collections.synchronizedMap(new HashMap<TypeToken<?>, TypeAdapter<?>>());
private final Map<TypeToken<?>, TypeAdapter<?>> typeTokenCache = new ConcurrentHashMap<TypeToken<?>, TypeAdapter<?>>();
private final List<TypeAdapterFactory> factories;
private final ConstructorConstructor constructorConstructor;
@ -389,7 +390,7 @@ public final class Gson {
*/
@SuppressWarnings("unchecked")
public <T> TypeAdapter<T> getAdapter(TypeToken<T> type) {
TypeAdapter<?> cached = typeTokenCache.get(type);
TypeAdapter<?> cached = typeTokenCache.get(type == null ? NULL_KEY_SURROGATE : type);
if (cached != null) {
return (TypeAdapter<T>) cached;
}