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优化代码

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This commit is contained in:
Daniel Qian 2014-10-15 15:25:30 +08:00
parent cd85078ddc
commit ccf57aead5
1 changed files with 6 additions and 11 deletions
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17
src/main/java/me/chanjar/weixin/util/xml/XmlTransformer.java
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@ -5,8 +5,6 @@ import java.io.InputStream;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.HashMap;
import java.util.Map;
import javax.xml.bind.*;
@ -17,7 +15,7 @@ import com.sun.xml.bind.marshaller.CharacterEscapeHandler;
public class XmlTransformer {
protected static final JAXBContext jaxbContext = initJAXBContext();
protected static final JAXBContext JAXB_CONTEXT = initJAXBContext();
/**
* xml -> pojo
@ -29,16 +27,14 @@ public class XmlTransformer {
*/
@SuppressWarnings("unchecked")
public static <T> T fromXml(Class<T> clazz, String xml) throws JAXBException {
JAXBContext context = jaxbContext;
Unmarshaller um = context.createUnmarshaller();
Unmarshaller um = JAXB_CONTEXT.createUnmarshaller();
T object = (T) um.unmarshal(new StringReader(xml));
return object;
}
@SuppressWarnings("unchecked")
public static <T> T fromXml(Class<T> clazz, InputStream is) throws JAXBException {
JAXBContext context = jaxbContext;
Unmarshaller um = context.createUnmarshaller();
Unmarshaller um = JAXB_CONTEXT.createUnmarshaller();
InputSource inputSource = new InputSource(is);
inputSource.setEncoding("utf-8");
T object = (T) um.unmarshal(inputSource);
@ -60,14 +56,13 @@ public class XmlTransformer {
}
public static <T> void toXml(Class<T> clazz, T object, Writer writer) throws JAXBException {
JAXBContext context = jaxbContext;
Marshaller m = context.createMarshaller();
Marshaller m = JAXB_CONTEXT.createMarshaller();
m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
m.setProperty(CharacterEscapeHandler.class.getName(), characterUnescapeHandler);
m.setProperty(CharacterEscapeHandler.class.getName(), CHAR_ESCAPE_HANDLER);
m.marshal(object, writer);
}
protected static CharacterEscapeHandler characterUnescapeHandler = new CharacterUnescapeHandler();
protected static final CharacterEscapeHandler CHAR_ESCAPE_HANDLER = new CharacterUnescapeHandler();
protected static class CharacterUnescapeHandler implements CharacterEscapeHandler {
public void escape(char[] ac, int i, int j, boolean flag, Writer writer) throws IOException {