com.fusesource.test.ResourceHelper.java Source code

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Here is the source code for com.fusesource.test.ResourceHelper.java

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/*
 * Copyright 2012 FuseSource
 *
 * 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 com.fusesource.test;

import org.apache.commons.lang.SystemUtils;
import org.apache.commons.lang.Validate;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class ResourceHelper {
    private Class testClass;

    public ResourceHelper(Class testClass) {
        Validate.notNull(testClass, "testClass is null");
        this.testClass = testClass;
    }

    public String getResourceAsString(String fileName) throws IOException {
        Validate.notEmpty(fileName, "fileName is empty");
        InputStream inputStream = testClass.getResourceAsStream(fileName);
        if (inputStream == null) {
            throw new RuntimeException("Could not find " + fileName);
        }
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
        StringBuilder out = new StringBuilder();
        while (true) {
            String line = bufferedReader.readLine();
            if (line == null) {
                break;
            } else {
                out.append(line + SystemUtils.LINE_SEPARATOR);
            }
        }
        return out.toString();
    }
}