author | cli |
Mon Aug 30 00:20:06 2010 +0200 (2010-08-30) | |
changeset 39 | 73b21e9f3958 |
parent 35 | ed84c8bdd87b |
child 44 | 5d7d1adf387f |
permissions | -rw-r--r-- |
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/* |
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* SONEWS News Server |
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* see AUTHORS for the list of contributors |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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|
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package org.sonews.util.io; |
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|
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import java.io.BufferedReader; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.InputStreamReader; |
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import java.net.URL; |
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import java.nio.charset.Charset; |
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|
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/** |
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* Provides method for loading of resources. |
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* @author Christian Lins |
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* @since sonews/0.5.0 |
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*/ |
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public final class Resource |
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{ |
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|
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/** |
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* Loads a resource and returns it as URL reference. |
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* The Resource's classloader is used to load the resource, not |
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* the System's ClassLoader so it may be safe to use this method |
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* in a sandboxed environment. |
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* @return |
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*/ |
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public static URL getAsURL(final String name) |
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{ |
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if (name == null) { |
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return null; |
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} |
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|
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return Resource.class.getClassLoader().getResource(name); |
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} |
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|
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/** |
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* Loads a resource and returns an InputStream to it. |
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* @param name |
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* @return |
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*/ |
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public static InputStream getAsStream(String name) |
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{ |
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try { |
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URL url = getAsURL(name); |
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if (url == null) { |
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return null; |
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} else { |
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return url.openStream(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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return null; |
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} |
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} |
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|
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/** |
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* Loads a plain text resource. |
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* @param withNewline If false all newlines are removed from the |
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* return String |
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*/ |
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public static String getAsString(String name, boolean withNewline) |
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{ |
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if (name == null) { |
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return null; |
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} |
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|
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BufferedReader in = null; |
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try { |
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InputStream ins = getAsStream(name); |
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if (ins == null) { |
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return null; |
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} |
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|
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in = new BufferedReader( |
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new InputStreamReader(ins, Charset.forName("UTF-8"))); |
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StringBuffer buf = new StringBuffer(); |
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|
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for (;;) { |
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String line = in.readLine(); |
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if (line == null) { |
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break; |
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} |
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|
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buf.append(line); |
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if (withNewline) { |
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buf.append('\n'); |
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} |
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} |
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|
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return buf.toString(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return null; |
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} finally { |
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try { |
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if (in != null) { |
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in.close(); |
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} |
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} catch (IOException ex) { |
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ex.printStackTrace(); |
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} |
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} |
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} |
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} |