com.datastax.dse.driver.internal.core.insights.AddressFormatter Maven / Gradle / Ivy
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/*
* 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.
*/
package com.datastax.dse.driver.internal.core.insights;
import java.net.InetAddress;
import java.net.InetSocketAddress;
class AddressFormatter {
static String nullSafeToString(Object address) {
if (address instanceof InetAddress) {
return nullSafeToString((InetAddress) address);
} else if (address instanceof InetSocketAddress) {
return nullSafeToString((InetSocketAddress) address);
} else if (address instanceof String) {
return address.toString();
} else {
return "";
}
}
static String nullSafeToString(InetAddress inetAddress) {
return inetAddress != null ? inetAddress.getHostAddress() : null;
}
static String nullSafeToString(InetSocketAddress inetSocketAddress) {
if (inetSocketAddress != null) {
if (inetSocketAddress.isUnresolved()) {
return String.format(
"%s:%s",
nullSafeToString(inetSocketAddress.getHostName()), inetSocketAddress.getPort());
} else {
return String.format(
"%s:%s", nullSafeToString(inetSocketAddress.getAddress()), inetSocketAddress.getPort());
}
}
return null;
}
}