• Home
• io.github.tontu89
• debug-server-lib
• 0.0.30
• source code
• DebugUtils.java

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

io.github.tontu89.debugserverlib.utils.DebugUtils Maven / Gradle / Ivy

package io.github.tontu89.debugserverlib.utils;

import com.fasterxml.jackson.core.type.TypeReference;
import io.github.tontu89.debugserverlib.model.MessageRequest;
import io.github.tontu89.debugserverlib.model.ServerClientMessage;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.Base64;

@Slf4j
public class DebugUtils {
//    @SneakyThrows
//    public static  T escapedJsonStringToObject(String escapedJsonString, Class clazz) {
//        return Constants.OBJECT_MAPPER.readValue((escapedJsonString), clazz);
//    }
//
//    @SneakyThrows
//    public static  T escapedJsonStringToObject(String escapedJsonString, TypeReference clazz) {
//        return Constants.OBJECT_MAPPER.readValue((escapedJsonString), clazz);
//    }
//
//    public static String unescapeJsonString(String escapedJsonString) {
//        String unescapeJsonString = StringEscapeUtils.unescapeJson(escapedJsonString);
//        unescapeJsonString = unescapeJsonString.startsWith("\"") ? unescapeJsonString.substring(1) : unescapeJsonString;
//        return unescapeJsonString.endsWith("\"") ? unescapeJsonString.substring(0, unescapeJsonString.length() - 1) : unescapeJsonString;
//    }

//    @SneakyThrows
//    public static  T byteToObjectByOM(byte[] b, TypeReference clazz, boolean base64Encoded) {
//        byte[] decoded = b;
//
//        if (base64Encoded) {
//            decoded = Base64.decodeBase64(b);
//        }
//        return Constants.OBJECT_MAPPER.readValue(decoded, clazz);
//    }
//
//    @SneakyThrows
//    public static  T byteToObjectByOM(byte[] b, Class clazz, boolean base64Encoded) {
//        byte[] decoded = b;
//
//        if (base64Encoded) {
//            decoded = Base64.decodeBase64(b);
//        }
//
//        return Constants.OBJECT_MAPPER.readValue(decoded, clazz);
//    }

    public static void writeMessage(DataOutputStream dos, ServerClientMessage message) throws IOException {
        byte[] messageInByte = Constants.OBJECT_MAPPER.writeValueAsBytes(message);

        dos.writeInt(messageInByte.length);

        for (int i = 0; i < messageInByte.length; i = i + Constants.MESSAGE_CHUNK_SIZE_IN_BYTE) {
            dos.write(messageInByte, i, (i + Constants.MESSAGE_CHUNK_SIZE_IN_BYTE) > messageInByte.length ? (messageInByte.length - i) : Constants.MESSAGE_CHUNK_SIZE_IN_BYTE);
        }
        dos.flush();

        if (message.getRequest() != null && message.getRequest().getCommand() == MessageRequest.Command.HEART_BEAT) {

        } else if (message.getRequest() != null || (message.getResponse() != null && !(message.getResponse().getStatus() == 200 && message.getResponse().getDataBase64() == null))) {
            log.debug("DebugLib: Send message for ID: {}, type: {}, command: {}", message.getId(), message.getType(), message.getRequest() == null ? null : message.getRequest().getCommand());
        }
    }

    public static ServerClientMessage readMessage(DataInputStream dis) throws IOException {
        byte[] data = new byte[dis.readInt()];

        for (int i = 0, j = 0, chunkSize = Constants.MESSAGE_CHUNK_SIZE_IN_BYTE; i < data.length; i = i + j) {
            if (i + chunkSize > data.length) {
                chunkSize = data.length - i;
            }
            j = dis.read(data, i, chunkSize);
        }

        ServerClientMessage message = Constants.OBJECT_MAPPER.readValue(data, ServerClientMessage.class);

        if ((message.getRequest() != null && message.getRequest().getCommand() == MessageRequest.Command.HEART_BEAT) ||
                (message.getResponse() != null && message.getResponse().getStatus() == Constants.HEART_BEAT_RESPONSE_CODE)) {

        } else {
            log.debug("DebugLib: Received message for ID: {}, type: {}, command: {}", message.getId(), message.getType(), message.getRequest() == null ? null : message.getRequest().getCommand());
        }

        return message;
    }

    public static String objectToBase64String(Object obj) throws IOException {
        if (obj == null) {
            return null;
        } else {
            return Base64.getEncoder().encodeToString(Constants.OBJECT_MAPPER.writeValueAsBytes(obj));
        }
    }

    public static  T base64StringToObject(String base64, Class clazz) throws IOException {
        if (!StringUtils.isBlank(base64)) {
            return Constants.OBJECT_MAPPER.readValue(Base64.getDecoder().decode(base64), clazz);
        }
        return null;
    }

    public static  T base64StringToObject(String base64, TypeReference clazz) throws IOException {
        if (!StringUtils.isBlank(base64)) {
            return Constants.OBJECT_MAPPER.readValue(Base64.getDecoder().decode(base64), clazz);
        }
        return null;
    }
}