SiteCategory.java :  » IDE-Eclipse » pde » org » eclipse » pde » internal » core » site » Java Open Source

/*******************************************************************************
 *  Copyright (c) 2000, 2008 IBM Corporation and others.
 *  All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License v1.0
 *  which accompanies this distribution, and is available at
 *  http://www.eclipse.org/legal/epl-v10.html
 * 
 *  Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.pde.internal.core.site;

import java.io.PrintWriter;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.pde.internal.core.isite.ISite;
import org.eclipse.pde.internal.core.isite.ISiteCategory;
import org.eclipse.pde.internal.core.isite.ISiteCategoryDefinition;
import org.w3c.dom.Node;

public class SiteCategory extends SiteObject implements ISiteCategory {
  private static final long serialVersionUID = 1L;
  private String name;

  /**
   * @see org.eclipse.pde.internal.core.isite.ISiteCategory#getName()
   */
  public String getName() {
    return name;
  }

  public boolean isValid() {
    return name != null;
  }

  protected void parse(Node node) {
    name = getNodeAttribute(node, "name"); //$NON-NLS-1$
  }

  protected void reset() {
    name = null;
  }

  /**
   * @see org.eclipse.pde.internal.core.isite.ISiteCategory#setName(java.lang.String)
   */
  public void setName(String name) throws CoreException {
    ensureModelEditable();
    Object oldValue = this.name;
    this.name = name;
    firePropertyChanged(P_NAME, oldValue, name);
  }

  public void write(String indent, PrintWriter writer) {
    writer.print(indent);
    writer.print("<category"); //$NON-NLS-1$
    if (name != null)
      writer.print(" name=\"" + SiteObject.getWritableString(name) + "\""); //$NON-NLS-1$ //$NON-NLS-2$
    writer.println("/>"); //$NON-NLS-1$
  }

  public void restoreProperty(String name, Object oldValue, Object newValue) throws CoreException {
    if (name.equals(P_NAME)) {
      setName(newValue != null ? newValue.toString() : null);
    } else
      super.restoreProperty(name, oldValue, newValue);
  }

  public ISiteCategoryDefinition getDefinition() {
    ISite site = getSite();
    ISiteCategoryDefinition[] definitions = site.getCategoryDefinitions();
    for (int i = 0; i < definitions.length; i++) {
      ISiteCategoryDefinition def = definitions[i];
      if (def.getName().equals(getName()))
        return def;
    }
    return null;
  }
}