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MultipleFailureException.java
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MultipleFailureException.java
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package org.apache.maven.plugin.surefire.booterclient.output;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import java.io.IOException;
import java.util.function.Function;
final class MultipleFailureException
extends IOException
{
void addException( Throwable exception )
{
addSuppressed( exception );
}
boolean hasNestedExceptions()
{
return getSuppressed().length != 0;
}
@Override
public String getLocalizedMessage()
{
return toMessage( Throwable::getLocalizedMessage );
}
@Override
public String getMessage()
{
return toMessage( Throwable::getMessage );
}
private String toMessage( Function<Throwable, String> msg )
{
StringBuilder messages = new StringBuilder();
for ( Throwable exception : getSuppressed() )
{
if ( messages.length() != 0 )
{
messages.append( '\n' );
}
String message = msg.apply( exception );
messages.append( message == null ? exception.toString() : message );
}
return messages.toString();
}
}