/**
* Copyright 2007 Google Inc.
*
* Licensed 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.
*/
package com.tonicsystems.jarjar.transform.jar;
import com.tonicsystems.jarjar.transform.Transformable;
import java.io.IOException;
import javax.annotation.Nonnull;
public interface JarProcessor {
public static enum Result {
KEEP,
DISCARD;
}
// public boolean isEnabled();
@Nonnull
public Result scan(@Nonnull Transformable struct) throws IOException;
/**
* Process the entry (e.g. rename the file)
* <p>
* Returns <code>true</code> if the processor wants to retain the entry. In this case, the entry can be removed
* from the jar file in a future time. Return <code>false</code> for the entries which do not have been changed and
* there fore are not to be deleted
*
* @param struct The archive entry to be transformed.
* @return <code>true</code> if he process chain can continue after this process
* @throws IOException if it all goes upside down
*/
@Nonnull
public Result process(@Nonnull Transformable struct) throws IOException;
}