de.mirkosertic.bytecoder.classlib.java.lang.TSystem Maven / Gradle / Ivy

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/*
 * Copyright 2018 Mirko Sertic
 *
 * 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 de.mirkosertic.bytecoder.classlib.java.lang;

import de.mirkosertic.bytecoder.api.SubstitutesInClass;

import java.io.FileDescriptor;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.PrintStream;
import java.util.Properties;

@SubstitutesInClass(completeReplace = true)
public class TSystem {

    private static final Properties PROPERTIES;

    static {
        PROPERTIES = new Properties();
        PROPERTIES.setProperty("java.awt.graphicsenv", "de.mirkosertic.bytecoder.classlib.BytecoderGraphicsEnvironment");
    }

    public static final InputStream in = new FileInputStream(FileDescriptor.in);

    public static final PrintStream out = new PrintStream(new FileOutputStream(FileDescriptor.out));

    public static final PrintStream err = new PrintStream(new FileOutputStream(FileDescriptor.err));

    public static native long nanoTime();

    public static native long currentTimeMillis();

    public static void arraycopy(final Object aSource, final int aSourcePos, final Object aTarget, final int aTargetPos, final int aLength) {
        final Object[] theSource = (Object[]) aSource;
        final Object[] theTarget = (Object[]) aTarget;
        for (int i=0;i