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/*
* Copyright (C) 2008 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.collect;
/**
* Minimal GWT emulation of {@code com.google.common.collect.Platform}.
*
* <p><strong>This .java file should never be consumed by javac.</strong>
*
* @author Hayward Chan
*/
class Platform {
static <T> T[] clone(T[] array) {
return GwtPlatform.clone(array);
}
// TODO: Fix System.arraycopy in GWT so that it isn't necessary.
static void unsafeArrayCopy(
Object[] src, int srcPos, Object[] dest, int destPos, int length) {
for (int i = 0; i < length; i++) {
dest[destPos + i] = src[srcPos + i];
}
}
static <T> T[] newArray(Class<T> type, int length) {
throw new UnsupportedOperationException(
"Platform.newArray is not supported in GWT yet.");
}
static <T> T[] newArray(T[] reference, int length) {
return GwtPlatform.newArray(reference, length);
}
static MapMaker tryWeakKeys(MapMaker mapMaker) {
return mapMaker;
}
}
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