/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import java.io.*;
import java.util.*;
import java.util.jar.*;

boolean result = true;

try
{
    File f1 = new File( basedir, "enum/target/enum-1-bin.jar" );
    File f2 = new File( basedir, "wildcard/target/wildcard-1-bin.jar" );
    
    JarFile jf1 = new JarFile( f1 );
    JarFile jf2 = new JarFile( f2 );
    
    for( Enumeration e = jf1.entries(); e.hasMoreElements(); )
    {
        JarEntry entry1 = (JarEntry) e.nextElement();
        JarEntry entry2 = (JarEntry) jf2.getEntry( entry1.getName() );
        
        if ( entry2 == null )
        {
            System.out.println( "Missing entry: " + entry1.getName() + " in " + f2 );
            result = false;
        }
    }
    
    for( Enumeration e = jf2.entries(); e.hasMoreElements(); )
    {
        JarEntry entry2 = (JarEntry) e.nextElement();
        JarEntry entry1 = (JarEntry) jf2.getEntry( entry2.getName() );
        
        if ( entry1 == null )
        {
            System.out.println( "Missing entry: " + entry2.getName() + " in " + f1 );
            result = false;
        }
        
        if ( !entry1.isDirectory() )
        {
            if ( entry2.isDirectory() )
            {
                System.out.println( "One file is directory, the other a file! Entry: " + entry2.getName() );
                result = false;
            }
            else
            {
                ByteArrayOutputStream b1 = new ByteArrayOutputStream();

                InputStream in = jf1.getInputStream( entry1 );
                byte[] buf = new byte[1024];
                int read = -1;

                while( ( read = in.read( buf ) ) > -1 )
                {
                    b1.write( buf, 0, read );
                }

                ByteArrayOutputStream b2 = new ByteArrayOutputStream();

                in = jf2.getInputStream( entry2 );
                read = -1;

                while( ( read = in.read( buf ) ) > -1 )
                {
                    b2.write( buf, 0, read );
                }

                if ( !Arrays.equals( b1.toByteArray(), b2.toByteArray() ) )
                {
                    System.out.println( "Entries are not equal! Entry name: " + entry2.getName() );
                    result = false;
                }
            }
        }
    }
}
catch ( IOException e )
{
    e.printStackTrace();
    result = false;
}

return result;