FileExistsMatcher.java

package org.geoserver.config;

import java.io.File;

import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.Factory;

public class FileExistsMatcher extends BaseMatcher<File> {

    /**
     * Creates a matcher that matches files that exist
     *
     * @param target
     *     the target instance against which others should be assessed
     */
    @Factory
    public static Matcher<File> fileExists() {
        return new FileExistsMatcher();
    }

    @Override
    public boolean matches(Object item) {
        return ((File) item).exists();
    }

    @Override
    public void describeTo(Description description) {
        description.appendText("file that exists");
    }

}