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Adds base64 encoding for chat-API request messages

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This commit is contained in:
Markus Klenke 2024-02-12 21:32:07 +00:00
parent bbcd458849
commit ca613ed80a
2 changed files with 36 additions and 0 deletions
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5
src/main/java/io/github/amithkoujalgi/ollama4j/core/models/chat/OllamaChatMessage.java
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@ -3,6 +3,10 @@ package io.github.amithkoujalgi.ollama4j.core.models.chat;
import static io.github.amithkoujalgi.ollama4j.core.utils.Utils.getObjectMapper;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import io.github.amithkoujalgi.ollama4j.core.utils.FileToBase64Serializer;
import java.io.File;
import java.util.List;
import lombok.AllArgsConstructor;
@ -28,6 +32,7 @@ public class OllamaChatMessage {
@NonNull
private String content;
@JsonSerialize(using = FileToBase64Serializer.class)
private List<File> images;
@Override

31
src/main/java/io/github/amithkoujalgi/ollama4j/core/utils/FileToBase64Serializer.java Normal file
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@ -0,0 +1,31 @@
package io.github.amithkoujalgi.ollama4j.core.utils;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.ObjectOutputStream;
import java.util.Base64;
import java.util.Collection;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
public class FileToBase64Serializer extends JsonSerializer<Collection<File>> {
@Override
public void serialize(Collection<File> value, JsonGenerator jsonGenerator, SerializerProvider serializers) throws IOException {
jsonGenerator.writeStartArray();
for (File file : value) {
jsonGenerator.writeString(Base64.getEncoder().encodeToString(serialize(file)));
}
jsonGenerator.writeEndArray();
}
public static byte[] serialize(Object obj) throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
ObjectOutputStream os = new ObjectOutputStream(out);
os.writeObject(obj);
return out.toByteArray();
}
}