Java InputStreamReader Read load(final File file, final Class clazz)

Description

load

License

MIT License

Declaration

@SuppressWarnings({ "unused" })
    public static <T> T load(final File file, final Class<T> clazz) throws Exception 

Method Source Code

//package com.java2s;
/*/*w ww.j a va 2  s .co  m*/
 * This file is part of Dynamic Surroundings, licensed under the MIT License (MIT).
 *
 * Copyright (c) OreCruncher
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import com.google.gson.Gson;
import com.google.gson.stream.JsonReader;

public class Main {
    @SuppressWarnings({ "unused" })
    public static <T> T load(final File file, final Class<T> clazz) throws Exception {
        InputStream stream = null;

        try {
            stream = new FileInputStream(file);
            if (stream != null)
                return load(stream, clazz);
        } finally {
            try {
                if (stream != null)
                    stream.close();
            } catch (final Throwable t) {
                ;
            }
        }
        return (T) clazz.newInstance();
    }

    public static <T> T load(final String modId, final Class<T> clazz) throws Exception {
        final String fileName = modId.replaceAll("[^a-zA-Z0-9.-]", "_");
        InputStream stream = null;

        try {
            stream = clazz.getResourceAsStream("/assets/dsurround/data/" + fileName + ".json");
            if (stream != null)
                return load(stream, clazz);
        } finally {
            try {
                if (stream != null)
                    stream.close();
            } catch (final Throwable t) {
                ;
            }
        }
        return (T) clazz.newInstance();
    }

    public static <T> T load(final InputStream stream, final Class<T> clazz) {
        InputStreamReader reader = null;
        JsonReader reader2 = null;

        try {
            reader = new InputStreamReader(stream);
            reader2 = new JsonReader(reader);
            return (T) new Gson().fromJson(reader, clazz);
        } finally {
            try {
                if (reader2 != null)
                    reader2.close();
                if (reader != null)
                    reader.close();
            } catch (final Exception ex) {
                ;
            }
        }
    }
}

Related

1. load(File file, String encoding)
2. load(String fileName)
3. loadAsText(InputStream in, String encoding, int bufferSize)
4. readFile(Class cl, String filename)
5. readFile(Class cls, String filename)