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/*******************************************************************************
* Copyright (c) 2015 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public
* License v3.0 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.utils;
import com.google.common.io.CharStreams;
import org.objectweb.asm.Opcodes;
import javax.swing.*;
import javax.swing.text.BadLocationException;
import javax.swing.text.JTextComponent;
import java.awt.*;
import java.awt.event.MouseEvent;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.*;
import java.util.List;
import java.util.stream.Collectors;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class Utils {
public static final int ASM_VERSION = Opcodes.ASM8;
public static int combineHashesOrdered(Object... objs) {
final int prime = 67;
int result = 1;
for (Object obj : objs) {
result *= prime;
if (obj != null) {
result += obj.hashCode();
}
}
return result;
}
public static int combineHashesOrdered(List<Object> objs) {
final int prime = 67;
int result = 1;
for (Object obj : objs) {
result *= prime;
if (obj != null) {
result += obj.hashCode();
}
}
return result;
}
public static String readStreamToString(InputStream in) throws IOException {
return CharStreams.toString(new InputStreamReader(in, "UTF-8"));
}
public static String readResourceToString(String path) throws IOException {
InputStream in = Utils.class.getResourceAsStream(path);
if (in == null) {
throw new IllegalArgumentException("Resource not found! " + path);
}
return readStreamToString(in);
}
public static void openUrl(String url) {
if (Desktop.isDesktopSupported()) {
Desktop desktop = Desktop.getDesktop();
try {
desktop.browse(new URI(url));
} catch (IOException ex) {
throw new Error(ex);
} catch (URISyntaxException ex) {
throw new IllegalArgumentException(ex);
}
}
}
public static JLabel unboldLabel(JLabel label) {
Font font = label.getFont();
label.setFont(font.deriveFont(font.getStyle() & ~Font.BOLD));
return label;
}
public static void showToolTipNow(JComponent component) {
// HACKHACK: trick the tooltip manager into showing the tooltip right now
ToolTipManager manager = ToolTipManager.sharedInstance();
int oldDelay = manager.getInitialDelay();
manager.setInitialDelay(0);
manager.mouseMoved(new MouseEvent(component, MouseEvent.MOUSE_MOVED, System.currentTimeMillis(), 0, 0, 0, 0, false));
manager.setInitialDelay(oldDelay);
}
public static Rectangle safeModelToView(JTextComponent component, int modelPos) {
if (modelPos < 0) {
modelPos = 0;
} else if (modelPos >= component.getText().length()) {
modelPos = component.getText().length();
}
try {
return component.modelToView(modelPos);
} catch (BadLocationException e) {
throw new RuntimeException(e);
}
}
public static boolean getSystemPropertyAsBoolean(String property, boolean defValue) {
String value = System.getProperty(property);
return value == null ? defValue : Boolean.parseBoolean(value);
}
public static void delete(Path path) throws IOException {
if (Files.exists(path)) {
for (Path p : Files.walk(path).sorted(Comparator.reverseOrder()).collect(Collectors.toList())) {
Files.delete(p);
}
}
}
public static byte[] zipSha1(Path path) throws IOException {
MessageDigest digest;
try {
digest = MessageDigest.getInstance("SHA-1");
} catch (NoSuchAlgorithmException e) {
// Algorithm guaranteed to be supported
throw new RuntimeException(e);
}
try (ZipFile zip = new ZipFile(path.toFile())) {
List<? extends ZipEntry> entries = Collections.list(zip.entries());
// only compare classes (some implementations may not generate directory entries)
entries.removeIf(entry -> !entry.getName().toLowerCase(Locale.ROOT).endsWith(".class"));
// different implementations may add zip entries in a different order
entries.sort(Comparator.comparing(ZipEntry::getName));
byte[] buffer = new byte[8192];
for (ZipEntry entry : entries) {
digest.update(entry.getName().getBytes(StandardCharsets.UTF_8));
try (InputStream in = zip.getInputStream(entry)) {
int n;
while ((n = in.read(buffer)) != -1) {
digest.update(buffer, 0, n);
}
}
}
}
return digest.digest();
}
public static String caplisiseCamelCase(String input){
StringJoiner stringJoiner = new StringJoiner(" ");
for (String word : input.toLowerCase(Locale.ROOT).split("_")) {
stringJoiner.add(word.substring(0, 1).toUpperCase(Locale.ROOT) + word.substring(1));
}
return stringJoiner.toString();
}
public static boolean isBlank(String input) {
if (input == null) {
return true;
}
for (int i = 0; i < input.length(); i++) {
if (!Character.isWhitespace(input.charAt(i))) {
return false;
}
}
return true;
}
}
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