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// **********************************************************************
//
// Copyright (c) 2003-2010 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 IceGridGUI;
import javax.swing.ImageIcon;
import IceGrid.*;
public class Utils
{
static public ImageIcon getIcon(String path)
{
java.net.URL imgURL = Utils.class.getResource(path);
if(imgURL == null)
{
System.err.println("Could not find icon " + path);
return null;
}
else
{
return new ImageIcon(imgURL);
}
}
//
// Extract Ice version in the form XXYYZZ, e.g. 030201 (for 3.2.1)
// 0 == empty string
// -1 == error
//
static public int getIntVersion(String version)
{
int result = 0;
version = version.trim();
if(version.length() > 0)
{
try
{
int firstDotPos = version.indexOf('.');
if(firstDotPos == -1)
{
result = -1;
}
else
{
result = Integer.parseInt(version.substring(0, firstDotPos));
if(result == 0)
{
return -1;
}
result *= 100;
int secondDotPos = version.indexOf('.', firstDotPos + 1);
if(secondDotPos == -1)
{
result += Integer.parseInt(version.substring(firstDotPos + 1));
result *= 100;
}
else
{
result += Integer.parseInt(version.substring(firstDotPos + 1, secondDotPos));
result *= 100;
result += Integer.parseInt(version.substring(secondDotPos + 1));
}
}
}
catch(NumberFormatException e)
{
result = -1;
}
}
return result;
}
static public interface Stringifier
{
public String toString(Object obj);
}
//
// Stringify helpers
//
static public String stringify(java.util.Collection<?> col,
Stringifier stringifier,
String separator,
Ice.StringHolder toolTipHolder)
{
String result = "";
if(toolTipHolder != null)
{
toolTipHolder.value = null;
}
java.util.Iterator<?> p = col.iterator();
boolean firstElement = true;
while(p.hasNext())
{
String elt = stringifier.toString(p.next());
if(elt != null)
{
if(firstElement)
{
firstElement = false;
if(toolTipHolder != null)
{
toolTipHolder.value = "<html>";
}
}
else
{
result += separator;
if(toolTipHolder != null)
{
toolTipHolder.value += "<br>";
}
}
if(elt.length() == 0)
{
result += "\"\"";
}
else if(elt.matches("\\S*"))
{
//
// Only non-whitespace characters
//
result += elt;
}
else
{
result += '"' + elt + '"';
}
if(toolTipHolder != null)
{
toolTipHolder.value += elt;
}
}
}
if(toolTipHolder != null && toolTipHolder.value != null)
{
toolTipHolder.value += "</html>";
}
return result;
}
static public String stringify(java.util.Collection<?> col, String separator, Ice.StringHolder toolTipHolder)
{
Stringifier stringifier = new Stringifier()
{
public String toString(Object obj)
{
return (String)obj;
}
};
return stringify(col, stringifier, separator, toolTipHolder);
}
static public String stringify(String[] stringSeq, String separator, Ice.StringHolder toolTipHolder)
{
return stringify(java.util.Arrays.asList(stringSeq), separator, toolTipHolder);
}
static public String stringify(java.util.Map<String, String> stringMap,
final String pairSeparator,
String separator,
Ice.StringHolder toolTipHolder)
{
Stringifier stringifier = new Stringifier()
{
public String toString(Object obj)
{
@SuppressWarnings("unchecked")
java.util.Map.Entry<String, String> entry = (java.util.Map.Entry<String, String>)obj;
return entry.getKey() + pairSeparator + entry.getValue();
}
};
return stringify(stringMap.entrySet(), stringifier, separator, toolTipHolder);
}
static public class Resolver
{
//
// Application-level resolver
//
@SuppressWarnings("unchecked")
public Resolver(java.util.Map<String, String> variables)
{
//@SuppressWarnings("unchecked") - unchecked conversion
this(new java.util.Map[]{variables});
}
public Resolver(java.util.Map<String, String>[] variables)
{
_variables = variables;
_predefinedVariables = new java.util.HashMap<String, String>();
_parameters = null;
_subResolver = this;
}
//
// Resolver for instance; in-parameters are not yet substituted
//
public Resolver(Resolver parent, java.util.Map<String, String> parameters,
java.util.Map<String, String> defaults)
{
_variables = parent._variables;
//
// Whenever the parent's predefined variables change, the resolver
// must be recreated
//
reset(parent, parameters, defaults);
}
//
// Resolver for plain server or service
//
public Resolver(Resolver parent)
{
_variables = parent._variables;
_predefinedVariables = new java.util.HashMap<String, String>(parent._predefinedVariables);
_parameters = parent._parameters;
if(_parameters == null)
{
_subResolver = this;
}
else
{
_subResolver = new Resolver(_variables, _predefinedVariables);
}
}
private Resolver(java.util.Map<String, String>[] variables, java.util.Map<String, String> predefinedVariables)
{
_variables = variables;
_predefinedVariables = _predefinedVariables;
_parameters = null;
_subResolver = this;
}
public String find(String name)
{
if(_parameters != null)
{
String val = _parameters.get(name);
if(val != null)
{
return val;
}
}
String val = _predefinedVariables.get(name);
if(val != null)
{
return val;
}
for(java.util.Map<String, String> map : _variables)
{
val = map.get(name);
if(val != null)
{
return _subResolver.substitute(val);
}
}
return null;
}
//
// Set a pre-defined variable; returns true if value was updated
//
public boolean put(String name, String value)
{
String oldVal = _predefinedVariables.get(name);
if(oldVal == null || !oldVal.equals(value))
{
_predefinedVariables.put(name, value);
return true;
}
else
{
return false;
}
}
//
// Reset parameters and pre-defined variables
//
public void reset(Resolver parent, java.util.Map<String, String> parameters,
java.util.Map<String, String> defaults)
{
assert _variables == parent._variables;
_predefinedVariables = new java.util.HashMap<String, String>(parent._predefinedVariables);
_parameters = parent.substituteParameterValues(parameters, defaults);
_subResolver = new Resolver(_variables, _predefinedVariables);
}
public void reset(Resolver parent)
{
assert _variables == parent._variables;
_predefinedVariables = new java.util.HashMap<String, String>(parent._predefinedVariables);
assert _parameters == parent._parameters;
if(_parameters == null)
{
_subResolver = this;
}
else
{
_subResolver = new Resolver(_variables, _predefinedVariables);
}
}
//
// The sorted substituted parameters
//
public java.util.Map<String, String> getParameters()
{
return _parameters;
}
public String substitute(String input)
{
if(input == null)
{
return input;
}
int beg = 0;
int end = 0;
while((beg = input.indexOf("${", beg)) != -1)
{
if(beg > 0 && input.charAt(beg - 1) == '$')
{
int escape = beg - 1;
while(escape > 0 && input.charAt(escape - 1) == '$')
{
--escape;
}
input = input.substring(0, escape) + input.substring(beg - (beg - escape) / 2);
if((beg - escape) % 2 != 0)
{
++beg;
continue;
}
else
{
beg -= (beg - escape) / 2;
}
}
end = input.indexOf('}', beg);
if(end == -1)
{
//
// Malformed variable, can't substitute anything else
//
return input;
}
String name = input.substring(beg + 2, end);
//
// Resolve name
//
String val = find(name);
if(val != null)
{
input = input.substring(0, beg) + val + input.substring(end + 1);
beg += val.length();
}
else
{
//
// No substitution, keep ${name} in the result
//
++beg;
}
}
return input;
}
//
// Substitute all the values from the input map
//
public java.util.Map<String, String> substituteParameterValues(java.util.Map<String, String> input,
java.util.Map<String, String> defaults)
{
java.util.Map<String, String> result = new java.util.HashMap<String, String>();
for(java.util.Map.Entry<String, String> p : input.entrySet())
{
result.put(p.getKey(), substitute(p.getValue()));
}
for(java.util.Map.Entry<String, String> p : defaults.entrySet())
{
if(!result.containsKey(p.getKey()))
{
result.put(p.getKey(), substitute(p.getValue()));
}
}
return result;
}
private java.util.Map<String, String>[] _variables;
private java.util.Map<String, String> _parameters;
private java.util.Map<String, String> _predefinedVariables;
private Resolver _subResolver;
}
static public String substitute(String input, Resolver resolver)
{
if(resolver != null)
{
return resolver.substitute(input);
}
else
{
return input;
}
}
//
// An expanded property set (i.e. containing other property sets)
//
static public class ExpandedPropertySet
{
public ExpandedPropertySet[] references;
public java.util.List<PropertyDescriptor> properties; // list of PropertyDescriptor
}
static public java.util.SortedMap<String, String> propertySetsToMap(
java.util.List<ExpandedPropertySet> propertySets,
Resolver resolver)
{
java.util.SortedMap<String, String> toMap = new java.util.TreeMap<String, String>();
for(ExpandedPropertySet p : propertySets)
{
addSet(p, resolver, toMap);
}
return toMap;
}
static public java.util.SortedMap<String, String>
propertySetToMap(ExpandedPropertySet propertySet, Resolver resolver)
{
java.util.List<ExpandedPropertySet> list = new java.util.LinkedList<ExpandedPropertySet>();
list.add(propertySet);
return propertySetsToMap(list, resolver);
}
static private void addSet(ExpandedPropertySet set, Resolver resolver, java.util.SortedMap<String, String> toMap)
{
for(ExpandedPropertySet s : set.references)
{
addSet(s, resolver, toMap);
}
for(PropertyDescriptor p : set.properties)
{
String name = substitute(p.name, resolver);
String val = substitute(p.value, resolver);
toMap.put(name, val);
}
}
}
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