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/*
 * Copyright Terracotta, 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 org.ehcache.spi.loaderwriter;

import java.util.Collections;
import java.util.Map;
import java.util.Set;

/**
 * Thrown by a {@link org.ehcache.Cache} when its {@link CacheLoaderWriter}
 * fails while bulk mutating values.
 */
public class BulkCacheWritingException extends CacheWritingException {

  private static final long serialVersionUID = -9019459887947633422L;

  private final Map failures;
  private final Set successes;

  /**
   * Constructs a {@code BulkCacheWritingException} instance with the given map and set.
   * 

* The given arguments are: *

    *
  • a map from keys to exception thrown while writing,
  • *
  • a set of keys for which writing succeeded
  • *
* * @param failures the map of keys to failure encountered while loading * @param successes the map of keys successfully loaded and their associated value */ public BulkCacheWritingException(Map failures, Set successes) { this.failures = Collections.unmodifiableMap(failures); this.successes = Collections.unmodifiableSet(successes); } /** * Returns the map of keys to exception. * * @return a map of keys to exception encountered while writing */ public Map getFailures() { return failures; } /** * Returns the set of keys that were successfully written. * * @return a set of keys successfully written */ public Set getSuccesses() { return successes; } @Override public String getMessage() { StringBuilder sb = new StringBuilder(13 + failures.size() * 20); // try to guess the final size sb.append("Failed keys:"); failures.forEach((k, v) -> sb.append("\n ").append(k).append(" : ").append(v)); return sb.toString(); } }




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