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;
        }
    }
}