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/*
* Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
*
* 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. See accompanying
* LICENSE file.
*/
/**
*
*/
package com.gemstone.gemfire.management.internal.cli.converters;
import java.util.List;
import org.springframework.shell.core.Completion;
import org.springframework.shell.core.Converter;
import org.springframework.shell.core.MethodTarget;
import com.gemstone.gemfire.management.internal.cli.util.ConnectionEndpoint;
/**
* @author abhishek
*
*/
public class ConnectionEndpointConverter implements Converter {
// Defaults
static final String DEFAULT_JMX_HOST = "localhost";
static final int DEFAULT_JMX_PORT = 1099;
static final String DEFAULT_JMX_ENDPOINTS = DEFAULT_JMX_HOST+"["+DEFAULT_JMX_PORT+"]";
public static final String DEFAULT_LOCATOR_HOST = "localhost";
public static final int DEFAULT_LOCATOR_PORT = 10334;
public static final String DEFAULT_LOCATOR_ENDPOINTS = DEFAULT_LOCATOR_HOST+"["+DEFAULT_LOCATOR_PORT+"]";
@Override
public boolean supports(Class type, String optionContext) {
return ConnectionEndpoint.class == type;
}
@Override
public ConnectionEndpoint convertFromText(String value, Class targetType, String optionContext) {
//expected format host[port], port is optional
String endpointStr = value.trim();
String hostStr = DEFAULT_JMX_HOST;
String portStr = "";
int port = DEFAULT_JMX_PORT;
if (!endpointStr.isEmpty()) {
int openIndex = endpointStr.indexOf("[");
int closeIndex = endpointStr.indexOf("]");
if (openIndex != -1) {//might have a port
if (closeIndex == -1) {
throw new IllegalArgumentException("Expected input: host[port] or host. Invalid value specified endpoints : "+value);
}
hostStr = endpointStr.substring(0, openIndex);
portStr = endpointStr.substring(openIndex + 1, closeIndex);
if (portStr.isEmpty()) {
throw new IllegalArgumentException("Expected input: host[port] or host. Invalid value specified endpoints : "+value);
}
try {
port = Integer.valueOf(portStr);
} catch (NumberFormatException e) {
throw new IllegalArgumentException("Expected input: host[port], Port should be a valid number between 1024-65536. Invalid value specified endpoints : "+value);
}
} else if (closeIndex != -1) { //shouldn't be there if opening brace was not there
throw new IllegalArgumentException("Expected input: host[port] or host. Invalid value specified endpoints : "+value);
} else {//doesn't contain brackets, assume only host name is given & assume default port
hostStr = endpointStr;
}
}
return new ConnectionEndpoint(hostStr, port);
}
@Override
public boolean getAllPossibleValues(List completions,
Class targetType, String existingData, String optionContext,
MethodTarget target) {
if (ConnectionEndpoint.JMXMANAGER_OPTION_CONTEXT.equals(optionContext)) {
completions.add(new Completion(DEFAULT_JMX_ENDPOINTS));
} else if (ConnectionEndpoint.LOCATOR_OPTION_CONTEXT.equals(optionContext)) {
completions.add(new Completion(DEFAULT_LOCATOR_ENDPOINTS));
}
return completions.size() > 0;
}
public static void main(String[] args) {
ConnectionEndpointConverter cec = new ConnectionEndpointConverter();
try {
System.out.println(cec.convertFromText("halibut[2555]", null, null));
} catch (Exception e) {
e.printStackTrace();
}
try {
System.out.println(cec.convertFromText("halibut.pune.gemstone.com[2555]", null, null));
} catch (Exception e) {
e.printStackTrace();
}
try {
System.out.println(cec.convertFromText("halibut[]", null, null));
} catch (Exception e) {
e.printStackTrace();
}
try {
System.out.println(cec.convertFromText("halibut2555]", null, null));
} catch (Exception e) {
e.printStackTrace();
}
try {
System.out.println(cec.convertFromText("halibut[", null, null));
} catch (Exception e) {
e.printStackTrace();
}
try {
System.out.println(cec.convertFromText("halibut", null, null));
} catch (Exception e) {
e.printStackTrace();
}
}
}