- 800 名前：デフォルトの名無しさん mailto:sage [2010/07/05(月) 21:51:07 ]
- >>790
シリアライズしちゃえばいいんじゃね？
public static void main(String[] args) {
java.util.HashMap<String, String> map = new java.util.HashMap<String, String>();
map.put("abc", "def");
map.put("ghi", "jkl");
byte[] buf = toBlob(map);
map = fromBlob(buf);
System.out.println(map.get("abc"));
System.out.println(map.get("ghi"));
}
static <T> byte[] toBlob(T obj) {
try {
java.io.ByteArrayOutputStream baos = new java.io.ByteArrayOutputStream();
new java.io.ObjectOutputStream(baos).writeObject(obj);
return baos.toByteArray();
} catch (java.io.IOException e) {
return null;
}
}
@SuppressWarnings("unchecked")
static <T> T fromBlob(byte[] buf) {
try {
return (T)new java.io.ObjectInputStream(new java.io.ByteArrayInputStream(buf)).readObject();
} catch (java.io.IOException e) {
return null;
} catch (ClassNotFoundException e) {
return null;
}
}
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