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

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

import org.jf.dexlib2.iface.ExceptionHandler;
import org.jf.dexlib2.iface.MethodImplementation;
import org.jf.dexlib2.iface.TryBlock;
import org.jf.dexlib2.iface.debug.DebugItem;
import org.jf.dexlib2.iface.instruction.Instruction;

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

public class MethodImplementationRewriter implements Rewriter<MethodImplementation> {
    @Nonnull protected final Rewriters rewriters;

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

    @Nonnull @Override public MethodImplementation rewrite(@Nonnull MethodImplementation methodImplementation) {
        return new RewrittenMethodImplementation(methodImplementation);
    }

    protected class RewrittenMethodImplementation implements MethodImplementation {
        @Nonnull protected MethodImplementation methodImplementation;

        public RewrittenMethodImplementation(@Nonnull MethodImplementation methodImplementation) {
            this.methodImplementation = methodImplementation;
        }

        @Override public int getRegisterCount() {
            return methodImplementation.getRegisterCount();
        }

        @Override @Nonnull public Iterable<? extends Instruction> getInstructions() {
            return RewriterUtils.rewriteIterable(rewriters.getInstructionRewriter(),
                    methodImplementation.getInstructions());
        }

        @Override @Nonnull public List<? extends TryBlock<? extends ExceptionHandler>> getTryBlocks() {
            return RewriterUtils.rewriteList(rewriters.getTryBlockRewriter(),
                    methodImplementation.getTryBlocks());
        }

        @Override @Nonnull public Iterable<? extends DebugItem> getDebugItems() {
            return RewriterUtils.rewriteIterable(rewriters.getDebugItemRewriter(),
                    methodImplementation.getDebugItems());
        }
    }
}