package com.zxt.basic.util;import java.text.DateFormat;
import java.util.Date;/*** * * 类名称：ConvertUtil * 类描述： 数据类型转换的工具类 * 创建人：chenly * 创建时间：May 17, 2012 9:30:47 AM * 修改人：* 修改时间：May 17, 2012 9:30:47 AM*  修改备注：* * @version 1.0.0* */
public class ConvertUtil {/*** * @author chenly   * to  转型为整型  * @param obj 原始对象* @param def 缺省值* @return  int* @exception    * @since  1.0.0*/public static int to(Object obj, int def) {if (obj != null) {if (obj instanceof Number) {return ((Number) obj).intValue();} else if (obj instanceof Boolean) {return ((Boolean) obj).booleanValue() ? 1 : 0;} else if (obj instanceof Date) {return (int) ((Date) obj).getTime();} else {try {return Integer.parseInt(obj.toString());} catch (Exception e) {try {return (new Double(Double.parseDouble(obj.toString()))).intValue();} catch (Exception e2) {return def;}}}} else {return def;}}/*** * @author chenly   * to  转型为long  * @param obj 原始对象* @param def 缺省值* @return  long* @exception    * @since  1.0.0*/public static long to(Object obj, long def) {if (obj != null) {if (obj instanceof Number) {return ((Number) obj).longValue();} else if (obj instanceof Boolean) {return ((Boolean) obj).booleanValue() ? 1 : 0;} else if (obj instanceof Date) {return (int) ((Date) obj).getTime();} else {try {return Long.parseLong(obj.toString());} catch (Exception e) {try {return (new Long(Long.parseLong(obj.toString()))).longValue();} catch (Exception e2) {return def;}}}} else {return def;}}/*** * @author chenly   * to  转型为单精度浮点型* @param obj 原始对象* @param def 缺省值* @return  float* @exception    * @since  1.0.0*/public static float to(Object obj, float def) {if (obj != null) {if (obj instanceof Float) {return ((Float) obj).floatValue();} else if (obj instanceof Float) {return ((Float) obj).floatValue();} else if (obj instanceof Integer) {return ((Integer) obj).intValue();} else if (obj instanceof Long) {return ((Long) obj).floatValue();} else if (obj instanceof Boolean) {return ((Boolean) obj).booleanValue() ? 1 : 0;} else if (obj instanceof Date) {return ((Date) obj).getTime();} else {try {return Float.parseFloat(obj.toString());} catch (Exception e) {return def;}}} else {return def;}}/*** * @author chenly   * to  转型为双精度浮点型* @param obj 原始对象* @param def 缺省值* @return  double* @exception    * @since  1.0.0*/public static double to(Object obj, double def) {if (obj != null) {if (obj instanceof Double) {return ((Double) obj).doubleValue();} else if (obj instanceof Float) {return ((Float) obj).doubleValue();} else if (obj instanceof Integer) {return ((Integer) obj).intValue();} else if (obj instanceof Long) {return ((Long) obj).doubleValue();} else if (obj instanceof Boolean) {return ((Boolean) obj).booleanValue() ? 1 : 0;} else if (obj instanceof Date) {return ((Date) obj).getTime();} else {try {return Double.parseDouble(obj.toString());} catch (Exception e) {return def;}}} else {return def;}}/*** * @author chenly   * to  转型为布尔值* @param obj 原始对象* @param def 缺省值* @return  boolean* @exception    * @since  1.0.0*/public static boolean to(Object obj, boolean def) {if (obj != null) {if (obj instanceof Boolean) {return ((Boolean) obj).booleanValue();} else if (obj instanceof Integer) {return ((Integer) obj).intValue() == 1;} else if (obj instanceof Long) {return ((Long) obj).longValue() == 1;} else if (obj instanceof Double) {return ((Double) obj).doubleValue() == 1;} else if (obj instanceof Date) {return ((Date) obj).getTime() == 1;} else {String str = obj.toString().toUpperCase();return str.equalsIgnoreCase("TRUE")|| str.equalsIgnoreCase("YES") || str.equals("1");}} else {return def;}}/*** * @author chenly   * to  转型为字符串* @param obj 原始对象* @param def 缺省值* @return  String* @exception    * @since  1.0.0*/public static String to(Object obj, String def) {if (obj != null) {return obj.toString();} else {return def;}}public static final boolean DEFAULT_BOOLEAN = false;public static final boolean[] DEFAULT_BOOLEAN_VALUES = new boolean[0];public static final double DEFAULT_DOUBLE = 0.0;public static final double[] DEFAULT_DOUBLE_VALUES = new double[0];public static final float DEFAULT_FLOAT = 0;public static final float[] DEFAULT_FLOAT_VALUES = new float[0];public static final int DEFAULT_INTEGER = 0;public static final int[] DEFAULT_INTEGER_VALUES = new int[0];public static final long DEFAULT_LONG = 0;public static final long[] DEFAULT_LONG_VALUES = new long[0];public static final short DEFAULT_SHORT = 0;public static final short[] DEFAULT_SHORT_VALUES = new short[0];public static final String DEFAULT_STRING = StringPool.BLANK;public static String[] BOOLEANS = {"true", "t", "y", "on", "1"};public static boolean getBoolean(String value) {return getBoolean(value, DEFAULT_BOOLEAN);}public static boolean getBoolean(String value, boolean defaultValue) {return get(value, defaultValue);}public static boolean[] getBooleanValues(String[] values) {return getBooleanValues(values, DEFAULT_BOOLEAN_VALUES);}public static boolean[] getBooleanValues(String[] values, boolean[] defaultValue) {if (values == null) {return defaultValue;}boolean[] booleanValues = new boolean[values.length];for (int i = 0; i < values.length; i++) {booleanValues[i] = getBoolean(values[i]);}return booleanValues;}public static Date getDate(String value, DateFormat df) {return getDate(value, df, new Date());}public static Date getDate(String value, DateFormat df, Date defaultValue) {return get(value, df, defaultValue);}public static double getDouble(String value) {return getDouble(value, DEFAULT_DOUBLE);}public static double getDouble(String value, double defaultValue) {return get(value, defaultValue);}public static double[] getDoubleValues(String[] values) {return getDoubleValues(values, DEFAULT_DOUBLE_VALUES);}public static double[] getDoubleValues(String[] values, double[] defaultValue) {if (values == null) {return defaultValue;}double[] doubleValues = new double[values.length];for (int i = 0; i < values.length; i++) {doubleValues[i] = getDouble(values[i]);}return doubleValues;}public static float getFloat(String value) {return getFloat(value, DEFAULT_FLOAT);}public static float getFloat(String value, float defaultValue) {return get(value, defaultValue);}public static float[] getFloatValues(String[] values) {return getFloatValues(values, DEFAULT_FLOAT_VALUES);}public static float[] getFloatValues(String[] values, float[] defaultValue) {if (values == null) {return defaultValue;}float[] floatValues = new float[values.length];for (int i = 0; i < values.length; i++) {floatValues[i] = getFloat(values[i]);}return floatValues;}public static int getInteger(String value) {return getInteger(value, DEFAULT_INTEGER);}public static int getInteger(String value, int defaultValue) {return get(value, defaultValue);}public static int[] getIntegerValues(String[] values) {return getIntegerValues(values, DEFAULT_INTEGER_VALUES);}public static int[] getIntegerValues(String[] values, int[] defaultValue) {if (values == null) {return defaultValue;}int[] intValues = new int[values.length];for (int i = 0; i < values.length; i++) {intValues[i] = getInteger(values[i]);}return intValues;}public static long getLong(String value) {return getLong(value, DEFAULT_LONG);}public static long getLong(String value, long defaultValue) {return get(value, defaultValue);}public static long[] getLongValues(String[] values) {return getLongValues(values, DEFAULT_LONG_VALUES);}public static long[] getLongValues(String[] values, long[] defaultValue) {if (values == null) {return defaultValue;}long[] longValues = new long[values.length];for (int i = 0; i < values.length; i++) {longValues[i] = getLong(values[i]);}return longValues;}public static short getShort(String value) {return getShort(value, DEFAULT_SHORT);}public static short getShort(String value, short defaultValue) {return get(value, defaultValue);}public static short[] getShortValues(String[] values) {return getShortValues(values, DEFAULT_SHORT_VALUES);}public static short[] getShortValues(String[] values, short[] defaultValue) {if (values == null) {return defaultValue;}short[] shortValues = new short[values.length];for (int i = 0; i < values.length; i++) {shortValues[i] = getShort(values[i]);}return shortValues;}public static String getString(String value) {return getString(value, DEFAULT_STRING);}public static String getString(String value, String defaultValue) {return get(value, defaultValue);}public static boolean get(String value, boolean defaultValue) {if (value != null) {try {value = value.trim();if (value.equalsIgnoreCase(BOOLEANS[0]) ||value.equalsIgnoreCase(BOOLEANS[1]) ||value.equalsIgnoreCase(BOOLEANS[2]) ||value.equalsIgnoreCase(BOOLEANS[3]) ||value.equalsIgnoreCase(BOOLEANS[4])) {return true;}else {return false;}}catch (Exception e) {}}return defaultValue;}public static Date get(String value, DateFormat df, Date defaultValue) {try {Date date = df.parse(value.trim());if (date != null) {return date;}}catch (Exception e) {}return defaultValue;}public static double get(String value, double defaultValue) {try {return Double.parseDouble(_trim(value));}catch (Exception e) {}return defaultValue;}public static float get(String value, float defaultValue) {try {return Float.parseFloat(_trim(value));}catch (Exception e) {}return defaultValue;}public static int get(String value, int defaultValue) {try {return Integer.parseInt(_trim(value));}catch (Exception e) {}return defaultValue;}public static long get(String value, long defaultValue) {try {return Long.parseLong(_trim(value));}catch (Exception e) {}return defaultValue;}public static short get(String value, short defaultValue) {try {return Short.parseShort(_trim(value));}catch (Exception e) {}return defaultValue;}public static String get(String value, String defaultValue) {if (value != null) {value = value.trim();return value;}return defaultValue;}private static String _trim(String value) {if (value != null) {value = value.trim();StringMaker sm = new StringMaker();char[] charArray = value.toCharArray();for (int i = 0; i < charArray.length; i++) {if ((Character.isDigit(charArray[i])) ||(charArray[i] == '-' && i == 0) ||(charArray[i] == '.')) {sm.append(charArray[i]);}}value = sm.toString();}return value;}
}