com.eed3si9n.jarjar.ExcludeProcessor Maven / Gradle / Ivy

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utility to shade Scala libraries

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/**
 * 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.eed3si9n.jarjar;

import com.eed3si9n.jarjar.util.*;
import java.io.IOException;
import java.util.*;

class ExcludeProcessor implements JarProcessor
{
    private final Set excludes;
    private final boolean verbose;

    public ExcludeProcessor(Set excludes, boolean verbose) {
        this.excludes = excludes;
        this.verbose = verbose;
    }

    public boolean process(EntryStruct struct) throws IOException {
        boolean toKeep = !excludes.contains(struct.name);
        if (verbose && !toKeep)
            System.err.println("Excluding " + struct.name);
        return toKeep;
    }
}