Mega Code Archive
Load Resource To String
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//package com.stuffthathappens.moodlog;
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import android.content.Context;
import android.content.res.Resources;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
public class Utils {
public static String trimToNull(String s) {
if (s == null) {
return null;
}
String trimmed = s.trim();
return (trimmed.length() == 0) ? null : trimmed;
}
public static String loadResToString(int resId, Context ctx, String encoding) {
Resources res = ctx.getResources();
InputStream in = res.openRawResource(resId);
try {
byte[] buf = new byte[512];
ByteArrayOutputStream bos = new ByteArrayOutputStream();
int numRead;
while ((numRead = in.read(buf)) > 0) {
bos.write(buf, 0, numRead);
}
close(bos);
return bos.toString(encoding);
} catch (IOException ioe) {
throw new RuntimeException(ioe);
} finally {
close(in);
}
}
/**
* Moves a file, replacing dest if it exists.
*/
public static void rename(File src, File dest) throws Exception {
if (!src.exists()) {
return; // nothing to do
}
if (dest.exists()) {
dest.delete();
}
dest.getParentFile().mkdirs();
if (!src.renameTo(dest)) {
throw new Exception("Unable to move "
+ src.getAbsolutePath() + " to " + dest.getAbsolutePath());
}
}
public static void close(Closeable c) {
if (c != null) {
try {
c.close();
} catch (IOException ignored) {
// ignored
}
}
}
public static void close(SQLiteDatabase db) {
if (db != null) {
try {
db.close();
} catch (Throwable ignored) {
// ignored
}
}
}
public static void close(Cursor cursor) {
if (cursor != null) {
try {
cursor.close();
} catch (Throwable ignored) {
// ignored
}
}
}
public static String escapeHtml(String s) {
StringBuilder sb = new StringBuilder();
for (char ch : s.toCharArray()) {
switch (ch) {
case '<':
sb.append("<");
break;
case '>':
sb.append(">");
break;
case '&':
sb.append("&");
break;
case '"':
sb.append(""");
break;
default:
sb.append(ch);
}
}
return sb.toString();
}
}
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