Example usage for com.google.common.collect ComputationException getCause

Introduction

In this page you can find the example usage for com.google.common.collect ComputationException getCause.

Prototype

public synchronized Throwable getCause() 

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:net.conquiris.qs.DecoratorDescriptor.java

/**
 * Returns the descriptor for a token class.
 * @param tokenType Token type.//  w  ww .j  a  v  a2s  .  co  m
 * @return The decorator descriptos.
 * @throws NullPointerException if the argument is {@code null}.
 * @throws IllegalArgumentException if the token type is not well-defined of the qualifier is of
 *           an incorrect type.
 */
static DecoratorDescriptor get(Class<? extends DecoratorToken<?>> tokenType) {
    try {
        return MAP.get(tokenType);
    } catch (ComputationException e) {
        throw (RuntimeException) e.getCause();
    }
}

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From source file:net.conquiris.qs.QueryDescriptor.java

/**
 * Returns the descriptor for a token class.
 * @param tokenType Token type./*from  w  w  w.ja  v  a  2s. c o m*/
 * @return The decorator descriptos.
 * @throws NullPointerException if the argument is {@code null}.
 * @throws IllegalArgumentException if the token type is not well-defined of the qualifier is of
 *           an incorrect type.
 */
static QueryDescriptor get(Class<? extends DecoratorToken<?>> tokenType) {
    try {
        return MAP.get(tokenType);
    } catch (ComputationException e) {
        throw (RuntimeException) e.getCause();
    }
}

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From source file:com.isotrol.impe3.core.support.AbstractFileLoader.java

private <T extends AbstractFileData> T load(UUID id, Class<T> type) {
    checkNotNull(id, "File id required");
    try {/*from w ww .ja  va 2 s.com*/
        AbstractFileData afd = map.getUnchecked(id);
        checkArgument(type.isInstance(afd), "Invalid file type");
        return type.cast(afd);
    } catch (NullPointerException npe) {
        throw new IllegalArgumentException(NOT_FOUND);
    } catch (ComputationException ce) {
        final Throwable cause = ce.getCause();
        if (cause instanceof IllegalArgumentException) {
            throw (IllegalArgumentException) cause;
        } else if (cause instanceof UnableToLoadFileException) {
            throw (UnableToLoadFileException) cause;
        }
        throw new UnableToLoadFileException(cause);
    }
}

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