| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare |
| * |
| * 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 proguard.classfile.*; |
| import proguard.classfile.io.ProgramClassWriter; |
| import proguard.classfile.util.SimplifiedVisitor; |
| import proguard.classfile.visitor.ClassVisitor; |
| |
| import java.io.*; |
| |
| /** |
| * This ClassVisitor writes out the ProgramClass objects that it visits to the |
| * given DataEntry, modified to have the correct name. |
| * |
| * @author Eric Lafortune |
| */ |
| public class DataEntryClassWriter |
| extends SimplifiedVisitor |
| implements ClassVisitor |
| { |
| private final DataEntryWriter dataEntryWriter; |
| private final DataEntry templateDataEntry; |
| |
| |
| /** |
| * Creates a new DataEntryClassWriter for writing to the given |
| * DataEntryWriter, based on the given template DataEntry. |
| */ |
| public DataEntryClassWriter(DataEntryWriter dataEntryWriter, |
| DataEntry templateDataEntry) |
| { |
| this.dataEntryWriter = dataEntryWriter; |
| this.templateDataEntry = templateDataEntry; |
| } |
| |
| |
| // Implementations for ClassVisitor. |
| |
| public void visitProgramClass(ProgramClass programClass) |
| { |
| // Rename the data entry if necessary. |
| String actualClassName = programClass.getName(); |
| DataEntry actualDataEntry = |
| new RenamedDataEntry(templateDataEntry, |
| actualClassName + ClassConstants.CLASS_FILE_EXTENSION); |
| |
| try |
| { |
| // Get the output entry corresponding to this input entry. |
| OutputStream outputStream = dataEntryWriter.getOutputStream(actualDataEntry); |
| if (outputStream != null) |
| { |
| // Write the class to the output entry. |
| DataOutputStream classOutputStream = new DataOutputStream(outputStream); |
| |
| new ProgramClassWriter(classOutputStream).visitProgramClass(programClass); |
| |
| classOutputStream.flush(); |
| } |
| } |
| catch (IOException e) |
| { |
| throw new RuntimeException("Can't write program class ["+actualClassName+"] to ["+actualDataEntry+"] ("+e.getMessage()+")", e); |
| } |
| } |
| } |