guru.nidi.ramltester.loader.ClassPathRamlLoader Maven / Gradle / Ivy

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/*
 * Copyright (C) 2014 Stefan Niederhauser ([email protected])
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package guru.nidi.ramltester.loader;

import java.io.InputStream;

/**
 *
 */
public class ClassPathRamlLoader implements RamlLoader {
    private final String base;

    public ClassPathRamlLoader() {
        this("");
    }

    public ClassPathRamlLoader(String base) {
        this.base = (base == null || base.length() == 0) ? "" : base.endsWith("/") ? base : base + "/";
    }

    @Override
    public InputStream fetchResource(String name) {
        final InputStream resource = Thread.currentThread().getContextClassLoader().getResourceAsStream(base + name);
        if (resource == null) {
            throw new ResourceNotFoundException(name);
        }
        return resource;
    }

    public static class Factory implements RamlLoaderFactory {
        @Override
        public String supportedProtocol() {
            return "classpath";
        }

        @Override
        public RamlLoader getRamlLoader(String base) {
            return new ClassPathRamlLoader(base);
        }
    }

}