Files
redkale/com/wentch/redkale/convert/ext/CharArraySimpledCoder.java
地平线 ac6a2e57c6
2015-09-22 17:34:27 +08:00

69 lines
2.0 KiB
Java

/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.wentch.redkale.convert.ext;
import com.wentch.redkale.convert.Reader;
import com.wentch.redkale.convert.SimpledCoder;
import com.wentch.redkale.convert.Writer;
/**
*
* @author zhangjx
* @param <R>
* @param <W>
*/
public final class CharArraySimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, char[]> {
public static final CharArraySimpledCoder instance = new CharArraySimpledCoder();
@Override
public void convertTo(W out, char[] values) {
if (values == null) {
out.writeNull();
return;
}
out.writeArrayB(values.length);
boolean flag = false;
for (char v : values) {
if (flag) out.writeArrayMark();
out.writeChar(v);
flag = true;
}
out.writeArrayE();
}
@Override
public char[] convertFrom(R in) {
int len = in.readArrayB();
if (len == Reader.SIGN_NULL) {
return null;
} else if (len == Reader.SIGN_NOLENGTH) {
int size = 0;
char[] data = new char[8];
while (in.hasNext()) {
if (size >= data.length) {
char[] newdata = new char[data.length + 4];
System.arraycopy(data, 0, newdata, 0, size);
data = newdata;
}
data[size++] = in.readChar();
}
in.readArrayE();
char[] newdata = new char[size];
System.arraycopy(data, 0, newdata, 0, size);
return newdata;
} else {
char[] values = new char[len];
for (int i = 0; i < values.length; i++) {
values[i] = in.readChar();
}
in.readArrayE();
return values;
}
}
}