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// **********************************************************************
//
// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceInternal;
public class PropertiesAdminI extends Ice._PropertiesAdminDisp implements Ice.NativePropertiesAdmin
{
public PropertiesAdminI(String name, Ice.Properties properties, Ice.Logger logger)
{
_name = name;
_properties = properties;
_logger = logger;
}
public synchronized String
getProperty(String name, Ice.Current current)
{
return _properties.getProperty(name);
}
public synchronized java.util.TreeMap<String, String>
getPropertiesForPrefix(String name, Ice.Current current)
{
return new java.util.TreeMap<String, String>(_properties.getPropertiesForPrefix(name));
}
synchronized public void
setProperties_async(Ice.AMD_PropertiesAdmin_setProperties cb, java.util.Map<String, String> props,
Ice.Current current)
{
java.util.Map<String, String> old = _properties.getPropertiesForPrefix("");
final int traceLevel = _properties.getPropertyAsInt("Ice.Trace.Admin.Properties");
//
// Compute the difference between the new property set and the existing property set:
//
// 1) Any properties in the new set that were not defined in the existing set.
//
// 2) Any properties that appear in both sets but with different values.
//
// 3) Any properties not present in the new set but present in the existing set.
// In other words, the property has been removed.
//
java.util.Map<String, String> added = new java.util.HashMap<String, String>();
java.util.Map<String, String> changed = new java.util.HashMap<String, String>();
java.util.Map<String, String> removed = new java.util.HashMap<String, String>();
for(java.util.Map.Entry<String, String> e : props.entrySet())
{
final String key = e.getKey();
final String value = e.getValue();
if(!old.containsKey(key))
{
if(value.length() > 0)
{
//
// This property is new.
//
added.put(key, value);
}
}
else
{
if(!value.equals(old.get(key)))
{
if(value.length() == 0)
{
//
// This property was removed.
//
removed.put(key, value);
}
else
{
//
// This property has changed.
//
changed.put(key, value);
}
}
old.remove(key);
}
}
if(traceLevel > 0 && (!added.isEmpty() || !changed.isEmpty() || !removed.isEmpty()))
{
StringBuilder out = new StringBuilder(128);
out.append("Summary of property changes");
if(!added.isEmpty())
{
out.append("\nNew properties:");
for(java.util.Map.Entry<String, String> e : added.entrySet())
{
out.append("\n ");
out.append(e.getKey());
if(traceLevel > 1)
{
out.append(" = ");
out.append(e.getValue());
}
}
}
if(!changed.isEmpty())
{
out.append("\nChanged properties:");
for(java.util.Map.Entry<String, String> e : changed.entrySet())
{
out.append("\n ");
out.append(e.getKey());
if(traceLevel > 1)
{
out.append(" = ");
out.append(e.getValue());
out.append(" (old value = ");
out.append(_properties.getProperty(e.getKey()));
out.append(")");
}
}
}
if(!removed.isEmpty())
{
out.append("\nRemoved properties:");
for(java.util.Map.Entry<String, String> e : removed.entrySet())
{
out.append("\n ");
out.append(e.getKey());
}
}
_logger.trace(_name, out.toString());
}
//
// Update the property set.
//
for(java.util.Map.Entry<String, String> e : added.entrySet())
{
_properties.setProperty(e.getKey(), e.getValue());
}
for(java.util.Map.Entry<String, String> e : changed.entrySet())
{
_properties.setProperty(e.getKey(), e.getValue());
}
for(java.util.Map.Entry<String, String> e : removed.entrySet())
{
_properties.setProperty(e.getKey(), "");
}
//
// Send the response now so that we do not block the client during the call to the update callback.
//
cb.ice_response();
if(!_updateCallbacks.isEmpty())
{
//
// Copy the callbacks to allow callbacks to update the callbacks.
//
java.util.List<Ice.PropertiesAdminUpdateCallback> callbacks =
new java.util.ArrayList<Ice.PropertiesAdminUpdateCallback>(_updateCallbacks);
java.util.Map<String, String> changes = new java.util.HashMap<String, String>(added);
changes.putAll(changed);
changes.putAll(removed);
for(Ice.PropertiesAdminUpdateCallback callback : callbacks)
{
try
{
callback.updated(changes);
}
catch(RuntimeException ex)
{
// Ignore.
}
}
}
}
public synchronized void
addUpdateCallback (Ice.PropertiesAdminUpdateCallback cb)
{
_updateCallbacks.add(cb);
}
public synchronized void
removeUpdateCallback(Ice.PropertiesAdminUpdateCallback cb)
{
_updateCallbacks.remove(cb);
}
private final String _name;
private final Ice.Properties _properties;
private final Ice.Logger _logger;
private java.util.List<Ice.PropertiesAdminUpdateCallback> _updateCallbacks =
new java.util.ArrayList<Ice.PropertiesAdminUpdateCallback>();
}
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