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JBossWS WildFly 8.2.1.Final Server Side Integration
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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2012, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jboss.as.webservices.util;

import static org.jboss.as.webservices.WSMessages.MESSAGES;
import static org.jboss.as.webservices.WSLogger.ROOT_LOGGER;

import java.io.IOException;
import java.net.URL;
import java.util.LinkedList;
import java.util.List;

import org.jboss.vfs.VirtualFile;
import org.jboss.wsf.spi.deployment.UnifiedVirtualFile;

/**
 * A VirtualFile adaptor.
 *
 * @author [email protected]
 * @author [email protected]
 * @author [email protected]
 */
public final class VirtualFileAdaptor implements UnifiedVirtualFile {

    private static final long serialVersionUID = -4509594124653184349L;

    private final transient VirtualFile file;

    public VirtualFileAdaptor(VirtualFile file) {
        this.file = file;
    }

    private VirtualFile getFile() throws IOException {
        return file;
    }

    private UnifiedVirtualFile findChild(String child, boolean throwExceptionIfNotFound) throws IOException {
        final VirtualFile virtualFile = getFile();
        final VirtualFile childFile = file.getChild(child);
        if (!childFile.exists()) {
            if (throwExceptionIfNotFound) {
                throw MESSAGES.missingChild(child, virtualFile);
            } else {
                if (ROOT_LOGGER.isTraceEnabled()) ROOT_LOGGER.missingChild(child, virtualFile);
                return null;
            }
        }
        return new VirtualFileAdaptor(childFile);
    }

    public UnifiedVirtualFile findChild(String child) throws IOException {
        return findChild(child, true);
    }

    public UnifiedVirtualFile findChildFailSafe(String child) {
        try {
            return findChild(child, false);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public URL toURL() {
        try {
            return getFile().toURL();
        } catch (Exception e) {
            return null;
        }
    }

    public List getChildren() throws IOException {
        List vfList = getFile().getChildren();
        if (vfList == null)
            return null;
        List uvfList = new LinkedList();
        for (VirtualFile vf : vfList) {
            uvfList.add(new VirtualFileAdaptor(vf));
        }
        return uvfList;
    }

    public String getName() {
        try {
            return getFile().getName();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}