TestUtils.java

/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.acme.multinode.grid;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.net.URL;

/**
 * TestUtils
 * 
 * @author <a href="mailto:aslak@redhat.com">Aslak Knutsen</a>
 * @version $Revision: $
 */
public class TestUtils {
    public static Integer readInt(URL url) throws Exception {
        return readInt(url.openStream());
    }

    public static Integer readInt(InputStream is) throws Exception {
        return Integer.parseInt(readAllAndClose(is));
    }

    public static String readAllAndClose(URL url) throws Exception {
        return readAllAndClose(url.openStream());
    }

    public static String readAllAndClose(InputStream is) throws Exception {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        try {
            int read;
            while ((read = is.read()) != -1) {
                out.write(read);
            }
        } finally {
            try {
                is.close();
            } catch (Exception e) {
            }
        }
        return out.toString();
    }
}