org.rapidoid.util.AbstractMapImpl Maven / Gradle / Ivy
/*-
* #%L
* rapidoid-commons
* %%
* Copyright (C) 2014 - 2018 Nikolche Mihajlovski and contributors
* %%
* 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.
* #L%
*/
package org.rapidoid.util;
import org.rapidoid.RapidoidThing;
import org.rapidoid.annotation.Authors;
import org.rapidoid.annotation.Since;
import org.rapidoid.u.U;
@Authors("Nikolche Mihajlovski")
@Since("5.0.2")
public abstract class AbstractMapImpl extends RapidoidThing implements SimpleMap {
protected final SimpleHashTable> entries;
protected V defaultValue;
public AbstractMapImpl(SimpleHashTable> entries) {
this.entries = entries;
}
public AbstractMapImpl(int capacity, int bucketSize) {
this(new SimpleHashTable>(capacity, bucketSize));
}
@Override
public void clear() {
entries.clear();
}
@Override
public void setDefaultValue(V defaultValue) {
this.defaultValue = defaultValue;
}
@Override
public V getDefaultValue() {
return defaultValue;
}
protected MapEntry findEntry(K key) {
int hash = key.hashCode();
return findEntry(key, entries.bucket(hash));
}
protected MapEntry findEntry(K key, SimpleBucket> bucket) {
for (int i = 0; i < bucket.size(); i++) {
MapEntry entry = bucket.get(i);
if (entry != null && U.eq(entry.key, key)) {
return entry;
}
}
return null;
}
}