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/*******************************************************************************
* ============LICENSE_START====================================================
* * org.onap.aaf
* * ===========================================================================
* * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* * ===========================================================================
* * Licensed under the Apache License, Version 2.0 (the "License");
* * you may not use this file except in compliance with the License.
* * You may obtain a copy of the License at
* *
* * http://www.apache.org/licenses/LICENSE-2.0
* *
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS,
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* * See the License for the specific language governing permissions and
* * limitations under the License.
* * ============LICENSE_END====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package org.onap.aaf.rosetta.marshal;
import javax.xml.datatype.XMLGregorianCalendar;
import org.onap.aaf.inno.env.util.Chrono;
/**
* We make these objects instead of static functions so they can be passed into
* FieldArray.
*
*
* @param <T>
*/
public abstract class DataWriter<T> {
public abstract boolean write(T t, StringBuilder sb);
public final static DataWriter<String> STRING = new DataWriter<String>() {
@Override
public boolean write(String s, StringBuilder sb) {
sb.append(s);
return true;
}
};
public final static DataWriter<Integer> INTEGER = new DataWriter<Integer>() {
@Override
public boolean write(Integer i, StringBuilder sb) {
sb.append(i);
return false;
}
};
public final static DataWriter<Long> LONG = new DataWriter<Long>() {
@Override
public boolean write(Long t, StringBuilder sb) {
sb.append(t);
return false;
}
};
public final static DataWriter<Byte> BYTE = new DataWriter<Byte>() {
@Override
public boolean write(Byte t, StringBuilder sb) {
sb.append(t);
return false;
}
};
public final static DataWriter<Character> CHAR = new DataWriter<Character>() {
@Override
public boolean write(Character t, StringBuilder sb) {
sb.append(t);
return true;
}
};
public final static DataWriter<Boolean> BOOL = new DataWriter<Boolean>() {
@Override
public boolean write(Boolean t, StringBuilder sb) {
sb.append(t);
return true;
}
};
/*
public final static DataWriter<byte[]> BYTE_ARRAY = new DataWriter<byte[]>() {
@Override
public boolean write(byte[] ba, StringBuilder sb) {
ByteArrayInputStream bais = new ByteArrayInputStream(ba);
StringBuilderOutputStream sbos = new StringBuilderOutputStream(sb);
// try {
//TODO find Base64
// Symm.base64noSplit().encode(bais, sbos);
// } catch (IOException e) {
// // leave blank
// }
return true;
}
};
*/
public final static DataWriter<XMLGregorianCalendar> DATE = new DataWriter<XMLGregorianCalendar>() {
@Override
public boolean write(XMLGregorianCalendar t, StringBuilder sb) {
sb.append(Chrono.dateOnlyStamp(t));
return true;
}
};
public final static DataWriter<XMLGregorianCalendar> DATE_TIME = new DataWriter<XMLGregorianCalendar>() {
@Override
public boolean write(XMLGregorianCalendar t, StringBuilder sb) {
sb.append(Chrono.dateTime(t));
return true;
}
};
private static final char[] chars="0123456789ABCDEF".toCharArray();
public final static DataWriter<byte[]> HEX_BINARY = new DataWriter<byte[]>() {
@Override
public boolean write(byte[] ba, StringBuilder sb) {
// FYI, doing this because don't want intermediate
// String in "HexString" or the processing in
// "String.format"
//sb.append("0x");
for(int i=0;i<ba.length;++i) {
byte b = ba[i];
sb.append(chars[((b&0xF0)>>4)]);
sb.append(chars[b&0xF]);
}
return true;
}
};
}
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