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

/*
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 * modification, are permitted provided that the following conditions are
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 *
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package org.jf.dexlib2.rewriter;

import org.jf.dexlib2.base.reference.BaseMethodReference;
import org.jf.dexlib2.iface.Annotation;
import org.jf.dexlib2.iface.Method;
import org.jf.dexlib2.iface.MethodImplementation;
import org.jf.dexlib2.iface.MethodParameter;

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

public class MethodRewriter implements Rewriter<Method> {
    @Nonnull protected final Rewriters rewriters;

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

    @Nonnull @Override public Method rewrite(@Nonnull Method value) {
        return new RewrittenMethod(value);
    }

    protected class RewrittenMethod extends BaseMethodReference implements Method {
        @Nonnull protected Method method;

        public RewrittenMethod(@Nonnull Method method) {
            this.method = method;
        }

        @Override @Nonnull public String getDefiningClass() {
            return rewriters.getMethodReferenceRewriter().rewrite(method).getDefiningClass();
        }

        @Override @Nonnull public String getName() {
            return rewriters.getMethodReferenceRewriter().rewrite(method).getName();
        }

        @Override @Nonnull public List<? extends CharSequence> getParameterTypes() {
            return rewriters.getMethodReferenceRewriter().rewrite(method).getParameterTypes();
        }

        @Override @Nonnull public List<? extends MethodParameter> getParameters() {
            // We can't use the MethodReferenceRewriter to rewrite the parameters, because we would lose
            // parameter names and annotations. If a method rewrite involves changing parameters, it needs
            // to be handled here as well as in the MethodReferenceRewriter

            return RewriterUtils.rewriteList(rewriters.getMethodParameterRewriter(), method.getParameters());
        }

        @Override @Nonnull public String getReturnType() {
            return rewriters.getMethodReferenceRewriter().rewrite(method).getReturnType();
        }

        @Override public int getAccessFlags() {
            return method.getAccessFlags();
        }

        @Override @Nonnull public Set<? extends Annotation> getAnnotations() {
            return RewriterUtils.rewriteSet(rewriters.getAnnotationRewriter(), method.getAnnotations());
        }

        @Override @Nullable public MethodImplementation getImplementation() {
            return RewriterUtils.rewriteNullable(rewriters.getMethodImplementationRewriter(),
                    method.getImplementation());
        }
    }
}