it.tidalwave.metadata.tiff.provider.DirectoryFormatProviderSupport Maven / Gradle / Ivy

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/***********************************************************************************************************************
 *
 * blueMarine Metadata - open source media workflow
 * Copyright (C) 2007-2011 by Tidalwave s.a.s. (http://www.tidalwave.it)
 *
 ***********************************************************************************************************************
 *
 * 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.
 *
 ***********************************************************************************************************************
 *
 * WWW: http://bluemarine.tidalwave.it
 * SCM: https://kenai.com/hg/bluemarine~metadata-src
 *
 **********************************************************************************************************************/
package it.tidalwave.metadata.tiff.provider;

import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.text.FieldPosition;
import java.text.Format;
import java.text.ParsePosition;
import it.tidalwave.image.Rational;
import org.openide.util.NbBundle;
import it.tidalwave.metadata.spi.MetadataItemFormatProvider;

class RationalFormatWrapper extends Format
  {
    private static final long serialVersionUID = 6546987245982745984L;

    @Nonnull
    private final Format delegate;

    public RationalFormatWrapper (@Nonnull final Format delegate)
      {
        this.delegate = delegate;
      }

    @Override
    public StringBuffer format (@Nonnull Object object,
                                @Nonnull final StringBuffer toAppendTo,
                                @Nonnull final FieldPosition position)
      {
        if (object instanceof Rational)
          {
            object = ((Rational)object).doubleValue();
          }

        return delegate.format(object, toAppendTo, position);
      }

    @Override
    public Object parseObject (@Nonnull final String source,
                               @Nonnull final ParsePosition pos)
      {
        throw new UnsupportedOperationException("Not supported yet.");
      }

    @Nonnull
    protected Format getDelegate()
      {
        return delegate;
      }

    @Override
    public String toString()
      {
        return String.format("RationalFormatWrapper[%s]", delegate);
      }
   }

/*******************************************************************************
 *
 * @author  Fabrizio Giudici
 * @version $Id$
 *
 ******************************************************************************/
public class DirectoryFormatProviderSupport implements MetadataItemFormatProvider
  {
    protected final Map formatMap = new HashMap();
    private final Class itemClass;
    private final String displayName;

    // FIXME: merge with MetadataItemFormatImpl
    protected final static Format DEFAULT_FORMAT = new Format()
      {
        @Override
        @Nonnull
        public StringBuffer format (@CheckForNull final Object object,
                                    @Nonnull final StringBuffer toAppendTo,
                                    @Nonnull final FieldPosition pos)
          {
            toAppendTo.append((object != null) ? object.toString() : "");
            return toAppendTo;
          }

        @Override
        @Nonnull
        public Object parseObject (@Nonnull final String source,
                                   @Nonnull final ParsePosition pos)
          {
            pos.setIndex(pos.getIndex() + source.length() + 1);
            return source;
          }
      };

    public DirectoryFormatProviderSupport (@Nonnull final Class itemClass,
                                           @Nonnull  final String displayName)
      {
        this.itemClass = itemClass;
        this.displayName = displayName;
      }

    @Nonnull
    public Class getItemClass()
      {
        return itemClass;
      }

    @Nonnull
    public final String getItemDisplayName()
      {
        return displayName;
      }

    @Nonnull
    public Format getFormat (@Nonnull final String propertyName)
      {
        Format format = formatMap.get(propertyName);

        if (format == null)
          {
            format = DEFAULT_FORMAT;
          }

        return new RationalFormatWrapper(format);
      }

    @Nonnull
    public String getDisplayName (@Nonnull final String propertyName)
      {
        //
        // Try Bundle.properties of the current class and superclasses up to
        // this class, then give up.
        //
        for (Class clazz = getClass();
             !clazz.equals(DirectoryFormatProviderSupport.class.getSuperclass());
             clazz = clazz.getSuperclass())
          {
            try
              {
                return NbBundle.getMessage(clazz, normalized(propertyName));
              }
            catch (MissingResourceException e)
              {
                // ok, try next one
              }
          }

        return propertyName;
      }

    protected String normalized (@Nonnull final String string)
      {
        return capitalized(string);
      }

    @Nonnull
    private static String capitalized (@Nonnull final String string)
      {
        return string.substring(0, 1).toUpperCase(Locale.getDefault()) + string.substring(1);
      }
  }