1 package org.robolectric.res.android; 2 3 import java.nio.ByteOrder; 4 5 public class Util { 6 7 static final int SIZEOF_SHORT = 2; 8 public static final int SIZEOF_INT = 4; 9 private static boolean littleEndian = ByteOrder.nativeOrder() == ByteOrder.LITTLE_ENDIAN; 10 11 private static final boolean DEBUG = false; 12 13 static short dtohs(short v) { 14 return littleEndian 15 ? v 16 : (short) ((v << 8) | (v >> 8)); 17 } 18 19 static int dtohl(int v) { 20 return littleEndian 21 ? v 22 : (v << 24) | ((v << 8) & 0x00FF0000) | ((v >> 8) & 0x0000FF00) | (v >> 24); 23 } 24 25 static short htods(short v) { 26 return littleEndian 27 ? v 28 : (short) ((v << 8) | (v >> 8)); 29 } 30 31 static int htodl(int v) { 32 return littleEndian 33 ? v 34 : (v << 24) | ((v << 8) & 0x00FF0000) | ((v >> 8) & 0x0000FF00) | (v >> 24); 35 } 36 37 public static boolean isTruthy(int i) { 38 return i != 0; 39 } 40 41 public static boolean isTruthy(Object o) { 42 return o != null; 43 } 44 45 static void ALOGD(String message, Object... args) { 46 if (DEBUG) { 47 System.out.println("DEBUG: " + String.format(message, args)); 48 } 49 } 50 51 static void ALOGW(String message, Object... args) { 52 System.out.println("WARN: " + String.format(message, args)); 53 } 54 55 public static void ALOGV(String message, Object... args) { 56 if (DEBUG) { 57 System.out.println("VERBOSE: " + String.format(message, args)); 58 } 59 } 60 61 public static void ALOGI(String message, Object... args) { 62 if (DEBUG) { 63 System.out.println("INFO: " + String.format(message, args)); 64 } 65 } 66 67 static void ALOGE(String message, Object... args) { 68 System.out.println("ERROR: " + String.format(message, args)); 69 } 70 71 static void LOG_FATAL_IF(boolean assertion, String message, Object... args) { 72 assert !assertion : String.format(message, args); 73 } 74 75 static void ATRACE_CALL() { 76 } 77 } 78
