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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.
*
*/
/**
*
* @author sorin
*
* Info object
*/
package org.apache.qpid.info;
import org.apache.qpid.info.util.XMLWriter;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
/**
* The Info class encapsulates all the information we are collecting
* and it is able to render it in different data representations
*/
public class Info<T extends Map<String, ?>>
{
private T _info;
/**
* Constructor.
*
* @param info instantiates the object with a Map<String,?>
*/
public Info(T info)
{
_info = info;
}
@Override
public String toString()
{
String result = "";
for (Iterator<String> it = _info.keySet().iterator(); it.hasNext();)
{
String str = it.next();
result += str + "=" + _info.get(str).toString() + "\n";
}
return result;
}
/**
* Renders Info map to a property object
*
* @return A Properties object representing the Info map
*/
public Properties toProps()
{
Properties props = new Properties();
if (null == _info)
{
return null;
}
for (Iterator<String> it = _info.keySet().iterator(); it.hasNext();)
{
String key = it.next();
props.put(key, _info.get(key));
}
return props;
}
/**
* Renders Info map to a StringBuffer
*
* @return A StringBuffer object representing the Info map
*/
public StringBuffer toStringBuffer()
{
StringBuffer sb = new StringBuffer();
for (Iterator<String> it = _info.keySet().iterator(); it.hasNext();)
{
String str = it.next();
sb.append(str + "=" + _info.get(str).toString() + "\n");
}
return sb;
}
/**
* Renders Info map to a StringBuffer containing an XML string
*
* @return A StringBuffer object containing an XML representation of the Info map
*/
public StringBuffer toXML()
{
XMLWriter xw = new XMLWriter(new StringBuffer());
xw.writeXMLHeader();
Map<String, String> attr = new HashMap<String, String>();
xw.writeOpenTag("qpidinfo", attr);
String key;
for (Iterator<String> it = _info.keySet().iterator(); it.hasNext();)
{
attr.clear();
key = it.next();
xw.writeTag(key, attr, _info.get(key).toString());
}
xw.writeCloseTag("qpidinfo");
return xw.getXML();
}
/**
* Renders Info map to a HashMap
*
* @return A HashMap object representing the Info map
*/
public HashMap<String, String> toMap()
{
String key;
HashMap<String, String> infoMap = new HashMap<String, String>();
for (Iterator<String> it = _info.keySet().iterator(); it.hasNext();)
{
key = it.next();
infoMap.put(key, _info.get(key).toString());
}
return infoMap;
}
}
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