dexlib2/src/main/java/org/jf/dexlib2/rewriter/MethodReferenceRewriter.java

/*
 * Copyright 2014, Google Inc.
 * All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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package org.jf.dexlib2.rewriter;

import com.google.common.base.Function;
import com.google.common.collect.Lists;
import org.jf.dexlib2.base.reference.BaseMethodReference;
import org.jf.dexlib2.iface.reference.MethodReference;

import javax.annotation.Nonnull;
import java.util.List;

public class MethodReferenceRewriter implements Rewriter<MethodReference> {
    @Nonnull protected final Rewriters rewriters;

    public MethodReferenceRewriter(@Nonnull Rewriters rewriters) {
        this.rewriters = rewriters;
    }

    @Nonnull @Override public MethodReference rewrite(@Nonnull MethodReference methodReference) {
        return new RewrittenMethodReference(methodReference);
    }

    protected class RewrittenMethodReference extends BaseMethodReference {
        @Nonnull protected MethodReference methodReference;

        public RewrittenMethodReference(@Nonnull MethodReference methodReference) {
            this.methodReference = methodReference;
        }

        @Override @Nonnull public String getDefiningClass() {
            return rewriters.getTypeRewriter().rewrite(methodReference.getDefiningClass());
        }

        @Override @Nonnull public String getName() {
            return methodReference.getName();
        }

        @Override @Nonnull public List<? extends CharSequence> getParameterTypes() {
            return RewriterUtils.rewriteList(rewriters.getTypeRewriter(),
                    Lists.transform(methodReference.getParameterTypes(),
                    new Function<CharSequence, String>() {
                        @Nonnull @Override public String apply(CharSequence input) {
                            return input.toString();
                        }
                    }));
        }

        @Override @Nonnull public String getReturnType() {
            return rewriters.getTypeRewriter().rewrite(methodReference.getReturnType());
        }
    }
}