Helper.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 *
 *      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 org.kie.server.router.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.Charset;
import java.util.Properties;
import java.util.stream.Collectors;

public class Helper {

    
    public static String read(InputStream input) {
        String lineSeparator = System.getProperty("line.separator");

        try (BufferedReader buffer = new BufferedReader(new InputStreamReader(input, Charset.forName("UTF-8")))) {
            return buffer.lines().collect(Collectors.joining(lineSeparator));
        } catch (Exception e) {
            return null;
        }
    }
    
    public static Properties readProperties(InputStream input) {
        Properties props = new Properties();        
        try {
            props.load(input);
        } catch (IOException e) {
            throw new RuntimeException("Error when reading properties", e);
        }
        
        return props;
    }
}