Jersey RESTful WebService框架學習(九)讀取圖片顯示
阿新 • • 發佈：2018-11-09
後端程式碼：
前端：
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.core.Context;
@Path("/t")
public class ImageAPI {
@Path("/images")
@GET
public void showImg(@PathParam("name") String imageName, @PathParam("type") String type,
@Context HttpServletResponse response) throws IOException {
InputStream inputStream = null;
OutputStream out = null;
try {
File file = new File("D:\\t.png");
inputStream = new FileInputStream(file);
out = response.getOutputStream();
// pic size = 1M
byte[] bytes = new byte[1024 * 1024];
int len = 0;
while ((len = inputStream.read(bytes)) > 0) {
out.write(bytes, 0, len);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (inputStream != null)
inputStream.close();
if (out != null)
out.close();
}
}
}前端：
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Insert title here</title> </head> <body> <div>hello world</div> <img alt="" src="http://127.0.0.1:8080/Bank/api/1.0/t/images"> </body> </html>