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71 lines
2.1 KiB
Java
71 lines
2.1 KiB
Java
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/**
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*
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* Copyright 2020 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.util.rce;
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import org.jivesoftware.smack.util.ToStringUtil;
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import org.minidns.dnsname.DnsName;
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public abstract class RemoteConnectionEndpointLookupFailure {
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private final String description;
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private final Exception exception;
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public RemoteConnectionEndpointLookupFailure(String description, Exception exception) {
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this.description = description;
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this.exception = exception;
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}
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public final String getDescription() {
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return description;
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}
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public final Exception getException() {
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return exception;
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}
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public String getErrorMessage() {
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return description + " because: " + exception;
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}
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private transient String toStringCache;
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@Override
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public String toString() {
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if (toStringCache == null) {
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toStringCache = ToStringUtil.builderFor(RemoteConnectionEndpointLookupFailure.class)
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.addValue("description", description)
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.addValue("exception", exception)
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.build();
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}
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return toStringCache;
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}
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public static class DnsLookupFailure extends RemoteConnectionEndpointLookupFailure {
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private final DnsName dnsName;
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public DnsLookupFailure(DnsName dnsName, Exception exception) {
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super("DNS lookup exception for " + dnsName, exception);
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this.dnsName = dnsName;
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}
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public DnsName getDnsName() {
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return dnsName;
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}
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}
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}
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