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/*
Copyright (C) 2018 Nicola L.C. Talbot
www.dickimaw-books.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.dickimawbooks.makeglossariesgui;
import java.util.Hashtable;
import java.util.Properties;
import java.util.Iterator;
import java.text.MessageFormat;
import java.text.ChoiceFormat;
public class MakeGlossariesDictionary extends Hashtable<String,MessageFormat>
{
public MakeGlossariesDictionary(Properties props) throws InvalidSyntaxException
{
super(props.isEmpty() ? 10 : props.size());
init(props);
}
private void init(Properties props) throws InvalidSyntaxException
{
Iterator<Object> it = props.keySet().iterator();
while (it.hasNext())
{
Object key = it.next();
try
{
String message = (String)props.get(key);
int n = message.length();
StringBuilder builder = new StringBuilder(n);
StringBuilder csBuilder = null;
for (int i = 0; i < n; )
{
int cp = message.codePointAt(i);
i += Character.charCount(cp);
if (csBuilder != null)
{
if (cp == '|')
{
builder.append('\\');
builder.append(csBuilder);
csBuilder = null;
}
else if (Character.isAlphabetic(cp))
{
csBuilder.appendCodePoint(cp);
}
else
{
builder.append('|');
builder.append(csBuilder);
builder.appendCodePoint(cp);
csBuilder = null;
}
}
else if (cp == '\\' && i < n)
{
int nextCp = message.codePointAt(i);
i += Character.charCount(nextCp);
if (nextCp == 'n')
{
builder.append(String.format("%n"));
}
else if (nextCp == 't')
{
builder.append('\t');
}
else
{
builder.appendCodePoint(nextCp);
}
}
else if (cp == '|')
{
csBuilder = new StringBuilder();
}
else
{
builder.appendCodePoint(cp);
}
}
if (csBuilder != null)
{
builder.append('|');
builder.append(csBuilder);
}
put((String)key, new MessageFormat(builder.toString()));
}
catch (IllegalArgumentException e)
{
throw new InvalidSyntaxException(
String.format(
"Property '%s': Invalid message format: %s",
key, e.getMessage()),
e);
}
}
}
public String getMessageIfExists(String label, Object... args)
{
MessageFormat msg = get(label);
if (msg == null)
{
return null;
}
return msg.format(args);
}
public String getMessage(String label, Object... args)
{
MessageFormat msg = get(label);
if (msg == null)
{
throw new IllegalArgumentException(
"Invalid message label: "+label);
}
return msg.format(args);
}
public String getChoiceMessage(String label, int argIdx,
String choiceLabel, int numChoices, Object... args)
{
String[] part = new String[numChoices];
double[] limits = new double[numChoices];
for (int i = 0; i < numChoices; i++)
{
String tag = String.format("message.%d.%s", i, choiceLabel);
MessageFormat fmt = get(tag);
if (fmt == null)
{
throw new IllegalArgumentException(
"Invalid message label: "+tag);
}
part[i] = fmt.toPattern();
limits[i] = i;
}
MessageFormat fmt = get(label);
if (fmt == null)
{
throw new IllegalArgumentException(
"Invalid message label: "+label);
}
ChoiceFormat choiceFmt = new ChoiceFormat(limits, part);
fmt.setFormatByArgumentIndex(argIdx, choiceFmt);
return fmt.format(args);
}
}
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