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添加常用工具类

dev
lixiangrong 2016-02-20 09:59:10 +08:00
parent 8cf31497c1
commit ef4723ad4b
4 changed files with 185 additions and 19 deletions
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2
.classpath
View File

@ -23,7 +23,7 @@
<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jdk1.7.0_60">
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>

7
pom.xml
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@ -81,6 +81,13 @@
<artifactId>commons-codec</artifactId>
<version>1.6</version>
</dependency>
<dependency>
<groupId>net.sf.json-lib</groupId>
<artifactId>json-lib</artifactId>
<version>2.4</version>
<classifier>jdk15</classifier>
</dependency>
</dependencies>
<build>
<finalName>useful-code</finalName>

93
src/main/java/osc/git/eh3/test/TestCode.java
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@ -3,46 +3,103 @@ package osc.git.eh3.test;
import java.text.ParseException;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
public class TestCode {
public static void main(String[] args) {
public static void main(String[] args) throws Exception {
// TODO Auto-generated method stub
// String pathName = "/dsp/archer/dddfd/jkjl";
//
// String projectName = pathName.substring(0, pathName.indexOf("archer"));
//
// System.out.println(projectName);
// String pathName = "/dsp/archer/dddfd/jkjl";
//
// String projectName = pathName.substring(0,
// pathName.indexOf("archer"));
//
// System.out.println(projectName);
// SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
// ParsePosition pos = new ParsePosition(0);
// System.out.println(formatter.parse("dsd", pos));
// System.out.println(parseDate("") - 2232);
// Map<String, Object> resultMap = new HashMap<String, Object>();
// System.out.println((String)resultMap.get("dd"));
// try {
// String str = null;
// str.equals("");
// } catch (Exception e) {
// System.out.println(e.getMessage());
// e.printStackTrace();
// }
// System.out.println("fffff");
// String[] s = {"111","eee"};
// System.out.println(Arrays.toString(s));
// List<String> list = new ArrayList<String>();
// list.add("2");
// list.add("3");
// list.add("7");
// list.add("1");
//
// System.out.println(list.toString());
// JSONArray areaTarget = new JSONArray();
// areaTarget.add("3");
// areaTarget.add("5");
// areaTarget.add("4");
// areaTarget.add("7");
// System.out.println(JSONArray.toList(areaTarget));
// SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
// ParsePosition pos = new ParsePosition(0);
// System.out.println(formatter.parse("dsd", pos));
// String whiteStr = "2,4,5,8,3";
// System.out.println(JSONArray.fromObject(whiteStr.split(",")));
// System.out.println(parseDate("") - 2232);
// for (int i = 0;i<2;i++) {
//
// if ("1".equals("1")) {
// if ("1".equals("1")) {
// System.out.println("111111111111111");
// continue;
// }
// System.out.println("2222222222222222");
// }
// System.out.println("3333333333333333333333");
// }
// String str = "http://www.test.com";
// System.out.println(str.replace("http://www.", "").replace("www.", ""));
SimpleDateFormat formatter = new SimpleDateFormat("HH:mm:ss");
SimpleDateFormat sdf = new SimpleDateFormat("HH");
String str = "23:59:59";
System.out.println(sdf.format(formatter.parse(str)));
Map<String, Object> resultMap = new HashMap<String, Object>();
System.out.println((String)resultMap.get("dd"));
}
public static Long parseDate(String s) {
Long time=null;
if(s==null||""==s){
Long time = null;
if (s == null || "" == s) {
time = null;
}else{
} else {
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
try {
Date date = format.parse(s);
time = date.getTime();
time = date.getTime();
} catch (ParseException e) {
e.printStackTrace();
}
}
return time;
}
}
}

102
src/main/java/osc/git/eh3/utils/CommonUtils.java Normal file
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@ -0,0 +1,102 @@
package osc.git.eh3.utils;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
public class CommonUtils {
/**
* 对象转换成另一个类对象
*
* @param bean
* 转换的数据对象
* @param clazz
* 转换后类对象
* @return 转换后数据对象
*/
public static <T> T convertClass(Object bean, Class<T> clazz) {
Map<String, Object> maps = new HashMap<String, Object>();
T dataBean = null;
if (null == bean) {
return null;
}
try {
Class<?> cls = bean.getClass();
dataBean = clazz.newInstance();
Field[] fields = cls.getDeclaredFields();
Field[] beanFields = clazz.getDeclaredFields();
for (Field field : fields) {
try {
String fieldName = field.getName();
String strGet = "get" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1, fieldName.length());
Method methodGet = cls.getDeclaredMethod(strGet);
Object object = methodGet.invoke(bean);
maps.put(fieldName, object == null ? "" : object);
} catch (Exception e) {
}
}
for (Field field : beanFields) {
field.setAccessible(true);
String fieldName = field.getName();
Class<?> fieldType = field.getType();
String fieldValue = (maps.get(fieldName) == null || "".equals(maps.get(fieldName))) ? null : maps.get(fieldName).toString();
if (fieldValue != null) {
if (String.class.equals(fieldType)) {
field.set(dataBean, fieldValue);
} else if (byte.class.equals(fieldType)) {
field.setByte(dataBean, Byte.parseByte(fieldValue));
} else if (Byte.class.equals(fieldType)) {
field.set(dataBean, Byte.valueOf(fieldValue));
} else if (boolean.class.equals(fieldType)) {
field.setBoolean(dataBean, Boolean.parseBoolean(fieldValue));
} else if (Boolean.class.equals(fieldType)) {
field.set(dataBean, Boolean.valueOf(fieldValue));
} else if (short.class.equals(fieldType)) {
field.setShort(dataBean, Short.parseShort(fieldValue));
} else if (Short.class.equals(fieldType)) {
field.set(dataBean, Short.valueOf(fieldValue));
} else if (int.class.equals(fieldType)) {
field.setInt(dataBean, Integer.parseInt(fieldValue));
} else if (Integer.class.equals(fieldType)) {
field.set(dataBean, Integer.valueOf(fieldValue));
} else if (long.class.equals(fieldType)) {
field.setLong(dataBean, Long.parseLong(fieldValue));
} else if (Long.class.equals(fieldType)) {
field.set(dataBean, Long.valueOf(fieldValue));
} else if (float.class.equals(fieldType)) {
field.setFloat(dataBean, Float.parseFloat(fieldValue));
} else if (Float.class.equals(fieldType)) {
field.set(dataBean, Float.valueOf(fieldValue));
} else if (double.class.equals(fieldType)) {
field.setDouble(dataBean, Double.parseDouble(fieldValue));
} else if (Double.class.equals(fieldType)) {
field.set(dataBean, Double.valueOf(fieldValue));
} else if (Date.class.equals(fieldType)) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
field.set(dataBean, sdf.parse(fieldValue));
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
return dataBean;
}
}