Initial Commit

src/main/java/icu/samnyan/aqua/sega/util/ByteBufUtil.java

@@ -0,0 +1,59 @@
+package icu.samnyan.aqua.sega.util;
+
+import io.netty.buffer.ByteBuf;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class ByteBufUtil {
+
+    private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();
+
+    /**
+     * Read bytes from start to current writer index
+     * Not modifying the reader index
+     *
+     * @param byteBuf The input buffer
+     * @return bytes
+     */
+    public static byte[] toBytes(ByteBuf byteBuf) {
+
+        int readerPos = byteBuf.readerIndex();
+        byteBuf.resetReaderIndex();
+        byte[] result = new byte[byteBuf.readableBytes()];
+        byteBuf.readBytes(result);
+
+        byteBuf.readerIndex(readerPos);
+        return result;
+    }
+
+    /**
+     * Move writer index to the capacity and read all the byte to the end
+     * Not modifying the reader index
+     *
+     * @param byteBuf The input buffer
+     * @return bytes
+     */
+    public static byte[] toAllBytes(ByteBuf byteBuf) {
+
+        int readerPos = byteBuf.readerIndex();
+        byteBuf.resetReaderIndex();
+        byteBuf.writerIndex(byteBuf.capacity());
+        byte[] result = new byte[byteBuf.capacity()];
+        byteBuf.readBytes(result);
+
+        byteBuf.readerIndex(readerPos);
+        return result;
+    }
+
+    public static String bytesToHex(byte[] bytes) {
+        char[] hexChars = new char[bytes.length * 2];
+        for (int j = 0; j < bytes.length; j++) {
+            int v = bytes[j] & 0xFF;
+            hexChars[j * 2] = HEX_ARRAY[v >>> 4];
+            hexChars[j * 2 + 1] = HEX_ARRAY[v & 0x0F];
+        }
+        return new String(hexChars);
+    }
+
+}

src/main/java/icu/samnyan/aqua/sega/util/Compression.java

@@ -0,0 +1,57 @@
+package icu.samnyan.aqua.sega.util;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.zip.DataFormatException;
+import java.util.zip.Deflater;
+import java.util.zip.Inflater;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class Compression {
+
+    public static byte[] decompress(byte[] src) {
+        ByteBuf result = Unpooled.buffer();
+        byte[] buffer = new byte[100];
+        Inflater decompressor = new Inflater();
+        decompressor.setInput(src);
+
+        try {
+            while (!decompressor.finished()) {
+                int count = decompressor.inflate(buffer);
+                if (count == 0) {
+                    break;
+                }
+                result.writeBytes(buffer, result.readerIndex(), count);
+            }
+            decompressor.end();
+
+            return ByteBufUtil.toBytes(result);
+        } catch (DataFormatException e) {
+            e.printStackTrace();
+            return new byte[0];
+        }
+
+    }
+
+    public static byte[] compress(byte[] src) {
+        ByteBuf result = Unpooled.buffer();
+        byte[] buffer = new byte[100];
+        Deflater compressor = new Deflater();
+        compressor.setInput(src);
+        compressor.finish();
+
+        while (!compressor.finished()) {
+            int count = compressor.deflate(buffer);
+            if (count == 0) {
+                break;
+            }
+            result.writeBytes(buffer, result.readerIndex(), count);
+        }
+        compressor.end();
+
+        return ByteBufUtil.toBytes(result);
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/URIEncoder.java

@@ -0,0 +1,14 @@
+package icu.samnyan.aqua.sega.util;
+
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class URIEncoder {
+
+    public static String encode(String str) {
+        return URLEncoder.encode(str, StandardCharsets.UTF_8).replaceAll("\\+", "%20");
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/AccessCodeSerializer.java

@@ -0,0 +1,27 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.ser.std.StdSerializer;
+import icu.samnyan.aqua.sega.general.model.Card;
+
+import java.io.IOException;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class AccessCodeSerializer extends StdSerializer<Card> {
+
+    public AccessCodeSerializer() {
+        this(null);
+    }
+
+    public AccessCodeSerializer(Class<Card> t) {
+        super(t);
+    }
+
+    @Override
+    public void serialize(Card value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+        gen.writeString(value.getLuid());
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/BooleanNumberDeserializer.java

@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+
+import java.io.IOException;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class BooleanNumberDeserializer extends JsonDeserializer<Boolean> {
+
+    @Override
+    public Boolean deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+        return !"0".equals(p.getText());
+    }
+
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/BooleanNumberSerializer.java

@@ -0,0 +1,26 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.ser.std.StdSerializer;
+
+import java.io.IOException;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class BooleanNumberSerializer extends StdSerializer<Boolean> {
+
+    public BooleanNumberSerializer() {
+        this(null);
+    }
+
+    public BooleanNumberSerializer(Class<Boolean> t) {
+        super(t);
+    }
+
+    @Override
+    public void serialize(Boolean value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+        gen.writeNumber(value ? 1 : 0);
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/BooleanStringSerializer.java

@@ -0,0 +1,26 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.ser.std.StdSerializer;
+
+import java.io.IOException;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class BooleanStringSerializer extends StdSerializer<Boolean> {
+
+    public BooleanStringSerializer() {
+        this(null);
+    }
+
+    public BooleanStringSerializer(Class<Boolean> t) {
+        super(t);
+    }
+
+    @Override
+    public void serialize(Boolean value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+        gen.writeString(value.toString());
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/ByteBufSerializer.java

@@ -0,0 +1,30 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.ser.std.StdSerializer;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+
+import java.io.IOException;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class ByteBufSerializer extends StdSerializer<ByteBuf> {
+
+    public ByteBufSerializer() {
+        this(null);
+    }
+
+    public ByteBufSerializer(Class<ByteBuf> t) {
+        super(t);
+    }
+
+    @Override
+    public void serialize(ByteBuf value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+
+        gen.writeString(ByteBufUtil.hexDump(value));
+
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/StringMapper.java

@@ -0,0 +1,53 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.module.SimpleModule;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class StringMapper {
+
+    private final ObjectMapper mapper;
+
+    public StringMapper() {
+        mapper = new ObjectMapper().configure(JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS, true);
+        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        mapper.configure(SerializationFeature.WRITE_ENUMS_USING_INDEX, true);
+        SimpleModule module = new SimpleModule();
+        module.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+        module.addSerializer(Boolean.class, new BooleanStringSerializer());
+        module.addSerializer(boolean.class, new BooleanStringSerializer());
+
+        module.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+        mapper.registerModule(module);
+    }
+
+    public String write(Object o) throws JsonProcessingException {
+        return mapper.writeValueAsString(o);
+
+    }
+
+    public <T> T convert(Map<String, Object> map, Class<T> toClass) {
+        return mapper.convertValue(map, toClass);
+    }
+
+    public LinkedHashMap<String, Object> toMap(Object object) {
+        return mapper.convertValue(object, new TypeReference<>() {
+        });
+    }
+}

src/main/java/icu/samnyan/aqua/sega/util/jackson/ZonedDateTimeDeserializer.java

@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.util.jackson;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+
+import java.io.IOException;
+import java.time.ZonedDateTime;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public class ZonedDateTimeDeserializer extends JsonDeserializer<ZonedDateTime> {
+
+    @Override
+    public ZonedDateTime deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+        return ZonedDateTime.parse(p.getText());
+    }
+}