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

/**
 * A fail-safe matcher catches exceptions that are thrown by a delegate matcher and returns an alternative value.
 *
 * @param <T> The type of the matched entity.
 */
public class FailSafeMatcher<T> extends ElementMatcher.Junction.AbstractBase<T> {
    /**
     * The delegate matcher that might throw an exception.
     */
    private final ElementMatcher<? super T> matcher;
    /**
     * The fallback value in case of an exception.
     */
    private final boolean fallback;

    /**
     * Creates a new fail-safe element matcher.
     *
     * @param matcher  The delegate matcher that might throw an exception.
     * @param fallback The fallback value in case of an exception.
     */
    public FailSafeMatcher(ElementMatcher<? super T> matcher, boolean fallback) {
        this.matcher = matcher;
        this.fallback = fallback;
    }

    @Override
    public boolean matches(T target) {
        try {
            return matcher.matches(target);
        } catch (Exception ignored) {
            return fallback;
        }
    }

    @Override
    public String toString() {
        return "failSafe(try(" + matcher + ") or " + fallback + ")";
    }

    @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 FailSafeMatcher)) return false;
        final FailSafeMatcher<?> other = (FailSafeMatcher<?>) o;
        if (!other.canEqual((java.lang.Object) this)) return false;
        final java.lang.Object this$matcher = this.matcher;
        final java.lang.Object other$matcher = other.matcher;
        if (this$matcher == null ? other$matcher != null : !this$matcher.equals(other$matcher)) return false;
        if (this.fallback != other.fallback) return false;
        return true;
    }

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

    @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 $matcher = this.matcher;
        result = result * PRIME + ($matcher == null ? 43 : $matcher.hashCode());
        result = result * PRIME + (this.fallback ? 79 : 97);
        return result;
    }
}