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Diffstat (limited to 'src/proguard/io/FilteredDataEntryWriter.java')
-rw-r--r-- | src/proguard/io/FilteredDataEntryWriter.java | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/proguard/io/FilteredDataEntryWriter.java b/src/proguard/io/FilteredDataEntryWriter.java deleted file mode 100644 index b8d7977..0000000 --- a/src/proguard/io/FilteredDataEntryWriter.java +++ /dev/null @@ -1,125 +0,0 @@ -/* - * ProGuard -- shrinking, optimization, obfuscation, and preverification - * of Java bytecode. - * - * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program 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 General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -package proguard.io; - -import java.io.*; - -/** - * This DataEntryWriter delegates to one of two other DataEntryWriter instances, - * depending on whether the data entry passes through a given data entry filter - * or not. - * - * @author Eric Lafortune - */ -public class FilteredDataEntryWriter implements DataEntryWriter -{ - private final DataEntryFilter dataEntryFilter; - private DataEntryWriter acceptedDataEntryWriter; - private DataEntryWriter rejectedDataEntryWriter; - - - /** - * Creates a new FilteredDataEntryWriter with only a writer for accepted - * data entries. - * @param dataEntryFilter the data entry filter. - * @param acceptedDataEntryWriter the DataEntryWriter to which the writing - * will be delegated if the filter accepts - * the data entry. May be <code>null</code>. - */ - public FilteredDataEntryWriter(DataEntryFilter dataEntryFilter, - DataEntryWriter acceptedDataEntryWriter) - { - this(dataEntryFilter, acceptedDataEntryWriter, null); - } - - - /** - * Creates a new FilteredDataEntryWriter. - * @param dataEntryFilter the data entry filter. - * @param acceptedDataEntryWriter the DataEntryWriter to which the writing - * will be delegated if the filter accepts - * the data entry. May be <code>null</code>. - * @param rejectedDataEntryWriter the DataEntryWriter to which the writing - * will be delegated if the filter does not - * accept the data entry. May be - * <code>null</code>. - */ - public FilteredDataEntryWriter(DataEntryFilter dataEntryFilter, - DataEntryWriter acceptedDataEntryWriter, - DataEntryWriter rejectedDataEntryWriter) - { - this.dataEntryFilter = dataEntryFilter; - this.acceptedDataEntryWriter = acceptedDataEntryWriter; - this.rejectedDataEntryWriter = rejectedDataEntryWriter; - } - - - // Implementations for DataEntryWriter. - - public boolean createDirectory(DataEntry dataEntry) throws IOException - { - // Get the right data entry writer. - DataEntryWriter dataEntryWriter = dataEntryFilter.accepts(dataEntry) ? - acceptedDataEntryWriter : - rejectedDataEntryWriter; - - // Delegate to it, if it's not null. - return dataEntryWriter != null && - dataEntryWriter.createDirectory(dataEntry); - } - - - public OutputStream getOutputStream(DataEntry dataEntry) throws IOException - { - return getOutputStream(dataEntry, null); - } - - - public OutputStream getOutputStream(DataEntry dataEntry, - Finisher finisher) throws IOException - { - // Get the right data entry writer. - DataEntryWriter dataEntryWriter = dataEntryFilter.accepts(dataEntry) ? - acceptedDataEntryWriter : - rejectedDataEntryWriter; - - // Delegate to it, if it's not null. - return dataEntryWriter != null ? - dataEntryWriter.getOutputStream(dataEntry, finisher) : - null; - } - - - public void close() throws IOException - { - if (acceptedDataEntryWriter != null) - { - acceptedDataEntryWriter.close(); - acceptedDataEntryWriter = null; - } - - if (rejectedDataEntryWriter != null) - { - rejectedDataEntryWriter.close(); - rejectedDataEntryWriter = null; - } - } -} |