MethodNameTransformer.java

// Generated by delombok at Sun Feb 26 12:31:38 KST 2017
package scouter.bytebuddy.dynamic.scaffold.inline;

import scouter.bytebuddy.description.method.MethodDescription;
import scouter.bytebuddy.utility.RandomString;

/**
 * A method name transformer provides a unique mapping of a method's name to an alternative name.
 *
 * @see MethodRebaseResolver
 */
public interface MethodNameTransformer {
    /**
     * Transforms a method's name to an alternative name. This name must not be equal to any existing method of the
     * created class.
     *
     * @param methodDescription The original method.
     * @return The alternative name.
     */
    String transform(MethodDescription methodDescription);


    /**
     * A method name transformer that adds a fixed suffix to an original method name, separated by a {@code $}.
     */
    class Suffixing implements MethodNameTransformer {
        /**
         * The default suffix to add to an original method name.
         */
        private static final String DEFAULT_SUFFIX = "original$";
        /**
         * The suffix to append to a method name.
         */
        private final String suffix;

        /**
         * Creates a new suffixing method name transformer which adds a default suffix with a random name component.
         *
         * @return A method name transformer that adds a randomized suffix to the original method name.
         */
        public static MethodNameTransformer withRandomSuffix() {
            return new Suffixing(DEFAULT_SUFFIX + RandomString.make());
        }

        /**
         * Creates a new suffixing method name transformer.
         *
         * @param suffix The suffix to add to the method name before the seed.
         */
        public Suffixing(String suffix) {
            this.suffix = suffix;
        }

        @Override
        public String transform(MethodDescription methodDescription) {
            return String.format("%s$%s", methodDescription.getInternalName(), suffix);
        }

        @java.lang.Override
        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        public boolean equals(final java.lang.Object o) {
            if (o == this) return true;
            if (!(o instanceof MethodNameTransformer.Suffixing)) return false;
            final MethodNameTransformer.Suffixing other = (MethodNameTransformer.Suffixing) o;
            if (!other.canEqual((java.lang.Object) this)) return false;
            final java.lang.Object this$suffix = this.suffix;
            final java.lang.Object other$suffix = other.suffix;
            if (this$suffix == null ? other$suffix != null : !this$suffix.equals(other$suffix)) return false;
            return true;
        }

        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        protected boolean canEqual(final java.lang.Object other) {
            return other instanceof MethodNameTransformer.Suffixing;
        }

        @java.lang.Override
        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        public int hashCode() {
            final int PRIME = 59;
            int result = 1;
            final java.lang.Object $suffix = this.suffix;
            result = result * PRIME + ($suffix == null ? 43 : $suffix.hashCode());
            return result;
        }
    }


    /**
     * A method name transformer that adds a fixed prefix to an original method name.
     */
    class Prefixing implements MethodNameTransformer {
        /**
         * The default prefix to add to an original method name.
         */
        private static final String DEFAULT_PREFIX = "original";
        /**
         * The prefix that is appended.
         */
        private final String prefix;

        /**
         * Creates a new prefixing method name transformer using a default prefix.
         */
        public Prefixing() {
            this(DEFAULT_PREFIX);
        }

        /**
         * Creates a new prefixing method name transformer.
         *
         * @param prefix The prefix being used.
         */
        public Prefixing(String prefix) {
            this.prefix = prefix;
        }

        @Override
        public String transform(MethodDescription methodDescription) {
            return String.format("%s%s", prefix, methodDescription.getInternalName());
        }

        @java.lang.Override
        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        public boolean equals(final java.lang.Object o) {
            if (o == this) return true;
            if (!(o instanceof MethodNameTransformer.Prefixing)) return false;
            final MethodNameTransformer.Prefixing other = (MethodNameTransformer.Prefixing) o;
            if (!other.canEqual((java.lang.Object) this)) return false;
            final java.lang.Object this$prefix = this.prefix;
            final java.lang.Object other$prefix = other.prefix;
            if (this$prefix == null ? other$prefix != null : !this$prefix.equals(other$prefix)) return false;
            return true;
        }

        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        protected boolean canEqual(final java.lang.Object other) {
            return other instanceof MethodNameTransformer.Prefixing;
        }

        @java.lang.Override
        @java.lang.SuppressWarnings("all")
        @javax.annotation.Generated("lombok")
        public int hashCode() {
            final int PRIME = 59;
            int result = 1;
            final java.lang.Object $prefix = this.prefix;
            result = result * PRIME + ($prefix == null ? 43 : $prefix.hashCode());
            return result;
        }
    }
}