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package complex.storages;

import java.net.URI;
import java.io.File;
import java.io.FileInputStream;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipEntry;

import com.sun.star.uno.XInterface;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.lang.XSingleServiceFactory;

import com.sun.star.bridge.XUnoUrlResolver;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XInterface;
import com.sun.star.io.XStream;
import com.sun.star.io.XInputStream;

import com.sun.star.embed.*;

import share.LogWriter;
import complex.storages.TestHelper;
import complex.storages.StorageTest;

public class RegressionTest_i61909 implements StorageTest {

	XMultiServiceFactory m_xMSF;
	XSingleServiceFactory m_xStorageFactory;
	TestHelper m_aTestHelper;

	public RegressionTest_i61909( XMultiServiceFactory xMSF, XSingleServiceFactory xStorageFactory, LogWriter aLogWriter )
	{
		m_xMSF = xMSF;
		m_xStorageFactory = xStorageFactory;
		m_aTestHelper = new TestHelper( aLogWriter, "RegressionTest_i61909: " );
	}

    public boolean test()
	{
		try
		{
			String sTempFileURL = m_aTestHelper.CreateTempFile( m_xMSF );
			if ( sTempFileURL == null || sTempFileURL == "" )
			{
				m_aTestHelper.Error( "No valid temporary file was created!" );
				return false;
			}
		
			// create storage based on the temporary stream
			Object pArgs[] = new Object[2];
			pArgs[0] = (Object) sTempFileURL;
			pArgs[1] = new Integer( ElementModes.WRITE );

			Object oTempStorage = m_xStorageFactory.createInstanceWithArguments( pArgs );
			XStorage xTempStorage = (XStorage) UnoRuntime.queryInterface( XStorage.class, oTempStorage );
			if ( xTempStorage == null )
			{
				m_aTestHelper.Error( "Can't create temporary storage representation!" );
				return false;
			}

			byte pBytes[] = new byte[36000];
			for ( int nInd = 0; nInd < 36000; nInd++ )
				pBytes[nInd] = (byte)( nInd % 128 );

			// open a new substream, set "MediaType" and "Compressed" properties to it and write some bytes
			if ( !m_aTestHelper.WriteBytesToSubstream( xTempStorage, "SubStream1", "MediaType1", true, pBytes ) )
				return false;

			// open a new substorage
			XStorage xTempSubStorage = m_aTestHelper.openSubStorage( xTempStorage,
																		"SubStorage1",
																		ElementModes.WRITE );
			if ( xTempSubStorage == null )
			{
				m_aTestHelper.Error( "Can't create substorage!" );
				return false;
			}
	
			// open a new substream, set "MediaType" and "Compressed" properties to it and write some bytes
			if ( !m_aTestHelper.WriteBytesToSubstream( xTempSubStorage, "SubStream2", "MediaType2", true, pBytes ) )
				return false;

			// set "MediaType" property for storages and check that "IsRoot" and "OpenMode" properties are set correctly
			if ( !m_aTestHelper.setStorageTypeAndCheckProps( xTempStorage,
															"MediaType3",
															true,
															ElementModes.WRITE ) )
				return false;

			// set "MediaType" property for storages and check that "IsRoot" and "OpenMode" properties are set correctly
			if ( !m_aTestHelper.setStorageTypeAndCheckProps( xTempSubStorage,
															"MediaType4",
															false,
															ElementModes.WRITE ) )
				return false;

			// commit substorage first
			if ( !m_aTestHelper.commitStorage( xTempSubStorage ) )
				return false;

			// commit the root storage so the contents must be stored now
			if ( !m_aTestHelper.commitStorage( xTempStorage ) )
				return false;

			// dispose used storage to free resources
			if ( !m_aTestHelper.disposeStorage( xTempStorage ) )
				return false;

			// ================================================
			// now reopen the storage, and insert a new stream
			// ================================================

			Object oStep2TempStorage = m_xStorageFactory.createInstanceWithArguments( pArgs );
			XStorage xStep2TempStorage = (XStorage) UnoRuntime.queryInterface( XStorage.class, oStep2TempStorage );
			if ( xStep2TempStorage == null )
			{
				m_aTestHelper.Error( "Can't create temporary storage representation!" );
				return false;
			}

			// open a new substream, set "MediaType" and "Compressed" properties to it and write some bytes
			if ( !m_aTestHelper.WriteBytesToSubstream( xStep2TempStorage, "SubStream3", "MediaType5", true, pBytes ) )
				return false;

			// commit the root storage so the contents must be stored now
			if ( !m_aTestHelper.commitStorage( xStep2TempStorage ) )
				return false;

			// dispose used storage to free resources
			if ( !m_aTestHelper.disposeStorage( xStep2TempStorage ) )
				return false;

			// ================================================
			// now access the stream using ZipInputStream
			// ================================================

			URI aUri = new URI( sTempFileURL );
			File aFile = new File( aUri );
			FileInputStream aFileStream = new FileInputStream( aFile );
			ZipInputStream aZipStream = new ZipInputStream( aFileStream );

        	ZipEntry aEntry;
			int nNumber = 0;
			m_aTestHelper.Message( "Available entries:" );
			while ( ( aEntry = aZipStream.getNextEntry() ) != null )
			{
				nNumber++;
				m_aTestHelper.Message( aEntry.getName() );
			}

			if ( nNumber != 6 )
			{
				m_aTestHelper.Error( "Wrong number of entries: " + nNumber + ", Expected: 6" );
				return false;
			}

			return true;
		}
		catch( Exception e )
		{
			m_aTestHelper.Error( "Exception: " + e );
			return false;
		}
    } 
}

