org.elasticsearch.common.inject.CreationException Maven / Gradle / Ivy
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/*
* Copyright (C) 2006 Google 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.elasticsearch.common.inject;
import com.google.common.collect.ImmutableSet;
import org.elasticsearch.common.inject.internal.Errors;
import org.elasticsearch.common.inject.spi.Message;
import java.util.Collection;
import static com.google.common.base.Preconditions.checkArgument;
/**
* Thrown when errors occur while creating a {@link Injector}. Includes a list of encountered
* errors. Clients should catch this exception, log it, and stop execution.
*
* @author [email protected] (Bob Lee)
*/
public class CreationException extends RuntimeException {
private final ImmutableSet messages;
/**
* Creates a CreationException containing {@code messages}.
*/
public CreationException(Collection messages) {
this.messages = ImmutableSet.copyOf(messages);
checkArgument(!this.messages.isEmpty());
initCause(Errors.getOnlyCause(this.messages));
}
/**
* Returns messages for the errors that caused this exception.
*/
public Collection getErrorMessages() {
return messages;
}
@Override
public String getMessage() {
return Errors.format("Guice creation errors", messages);
}
private static final long serialVersionUID = 0;
}