Example usage for com.google.common.util.concurrent UncheckedExecutionException UncheckedExecutionException

Introduction

In this page you can find the example usage for com.google.common.util.concurrent UncheckedExecutionException UncheckedExecutionException.

Prototype

public UncheckedExecutionException(@Nullable Throwable cause)

Source Link

Document

Creates a new instance with the given cause.

Usage

From source file:com.sk89q.guavabackport.cache.LocalCache.java

@Nullable
Map<K, V> loadAll(final Set<? extends K> keys, final CacheLoader<? super K, V> loader)
        throws ExecutionException {
    Preconditions.checkNotNull((Object) loader);
    Preconditions.checkNotNull((Object) keys);
    final Stopwatch stopwatch = Stopwatch.createStarted();
    boolean success = false;
    Map<K, V> result;/*from w  w  w  .j  av  a  2s .  co m*/
    try {
        final Map<K, V> map = result = (Map<K, V>) loader.loadAll(keys);
        success = true;
    } catch (CacheLoader.UnsupportedLoadingOperationException e) {
        success = true;
        throw e;
    } catch (InterruptedException e2) {
        Thread.currentThread().interrupt();
        throw new ExecutionException(e2);
    } catch (RuntimeException e3) {
        throw new UncheckedExecutionException((Throwable) e3);
    } catch (Exception e4) {
        throw new ExecutionException(e4);
    } catch (Error e5) {
        throw new ExecutionError(e5);
    } finally {
        if (!success) {
            this.globalStatsCounter.recordLoadException(stopwatch.elapsed(TimeUnit.NANOSECONDS));
        }
    }
    if (result == null) {
        this.globalStatsCounter.recordLoadException(stopwatch.elapsed(TimeUnit.NANOSECONDS));
        throw new CacheLoader.InvalidCacheLoadException(loader + " returned null map from loadAll");
    }
    stopwatch.stop();
    boolean nullsPresent = false;
    for (final Map.Entry<K, V> entry : result.entrySet()) {
        final K key = entry.getKey();
        final V value = entry.getValue();
        if (key == null || value == null) {
            nullsPresent = true;
        } else {
            this.put(key, value);
        }
    }
    if (nullsPresent) {
        this.globalStatsCounter.recordLoadException(stopwatch.elapsed(TimeUnit.NANOSECONDS));
        throw new CacheLoader.InvalidCacheLoadException(loader + " returned null keys or values from loadAll");
    }
    this.globalStatsCounter.recordLoadSuccess(stopwatch.elapsed(TimeUnit.NANOSECONDS));
    return result;
}