com.sun.xml.bind.v2.runtime.unmarshaller.IntData Maven / Gradle / Ivy
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package com.sun.xml.bind.v2.runtime.unmarshaller;
import java.io.IOException;
import com.sun.xml.bind.v2.runtime.output.Pcdata;
import com.sun.xml.bind.v2.runtime.output.UTF8XmlOutput;
/**
* {@link Pcdata} that represents a single integer.
*
* @author Kohsuke Kawaguchi
*/
public class IntData extends Pcdata {
/**
* The int value that this {@link Pcdata} represents.
*
* Modifiable.
*/
private int data;
/**
* Length of the {@link #data} in ASCII string.
* For example if data=-10, then length=3
*/
private int length;
public void reset(int i) {
this.data = i;
if(i==Integer.MIN_VALUE)
length = 11;
else
length = (i < 0) ? stringSizeOfInt(-i) + 1 : stringSizeOfInt(i);
}
private final static int [] sizeTable = { 9, 99, 999, 9999, 99999, 999999, 9999999,
99999999, 999999999, Integer.MAX_VALUE };
// Requires positive x
private static int stringSizeOfInt(int x) {
for (int i=0; ; i++)
if (x <= sizeTable[i])
return i+1;
}
public String toString() {
return String.valueOf(data);
}
public int length() {
return length;
}
public char charAt(int index) {
return toString().charAt(index);
}
public CharSequence subSequence(int start, int end) {
return toString().substring(start,end);
}
public void writeTo(UTF8XmlOutput output) throws IOException {
output.text(data);
}
}