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GetXmlData.java
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GetXmlData.java
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package com.fr.data;
import com.fr.stable.xml.XMLReadable;
import com.fr.stable.xml.XMLableReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
/**
* @author fanruan
*/
public class GetXmlData {
/**
* the return value String
*/
private String[] value = new String[3];
/**
* the name array to query
*/
private String[] name = null;
protected String[] readerXMLSource(InputStream in, String[] name)
throws Exception {
this.name = name;
InputStreamReader reader = new InputStreamReader(in, "utf-8");
readXMLSource(reader);
return value;
}
protected void readXMLSource(Reader reader) throws Exception {
XMLableReader xmlReader = XMLableReader.createXMLableReader(reader);
if (xmlReader != null) {
xmlReader.readXMLObject(new Content());
}
}
private class Content implements XMLReadable {
@Override
public void readXML(XMLableReader reader) {
if (reader.isChildNode()) {
if ("Field".equals(reader.getTagName())) {
Field field = new Field();
reader.readXMLObject(field);
// get its value according to the name
if (name[0].equals(field.name)) {
value[0] = field.value;
} else if (name[1].equals(field.name)) {
value[1] = field.value;
} else if (name[2].equals(field.name)) {
value[2] = field.value;
}
}
}
}
}
/**
* the structure of every field
*/
private class Field implements XMLReadable {
private String name;
private String type;
private String value;
@Override
public void readXML(XMLableReader reader) {
if (reader.isChildNode()) {
String tagName = reader.getTagName();
if ("Name".equals(tagName)) {
this.name = reader.getElementValue();
} else if ("Type".equals(tagName)) {
this.type = reader.getElementValue();
} else if ("Value".equals(tagName)) {
this.value = reader.getElementValue();
}
}
}
}
}