importjava.io.InputStream;importjava.util.Arrays;publicclassClassToByteArray{publicstaticvoidmain(String[]args){try{StringclassName="com.example.MyClass";// 指定要加载的类的名称Class<?>clazz=Class.forName(className);
我们需要确保实体类实现了Serializable接口,例如: publicclassPersonimplementsSerializable{// 属性和方法省略} 1. 2. 3. 然后,我们可以使用java.io.ObjectOutputStream类将对象序列化为字节数组。下面是进行对象序列化的代码: ByteArrayOutputStreambos=newByteArrayOutputStream();ObjectOutputStreamoos=newObjectOutputStre...
This class implements an output stream in which the data is written into a byte array. The buffer automatically grows as data is written to it. The data can be retrieved using toByteArray() and toString(). Closing a ByteArrayOutputStream has no effect. The methods in this class can be ...
classTest {publicstaticvoidmain(String args[]) throws IOException, ClassNotFoundException { TestObject to=newTestObject(); to.setAge(12); to.setName("lisi"); ByteArrayOutputStream byt=newByteArrayOutputStream(); ObjectOutputStream oos=newObjectOutputStream(byt); oos.writeObject(to);byteoArr[]...
}byte[] classBytes = readFileToByteArray(classFile);// 转换为 Base64 字符串returnBase64.getEncoder().encodeToString(classBytes); }privatestaticbyte[] readFileToByteArray(File file)throwsIOException {try(FileInputStreamfis=newFileInputStream(file)) {byte[] buffer =newbyte[(int) file.length(...
1 bytebuf填充 我们以下面这个对象举例: public class UgvData implements Serializible{ private static final long serialVersionUID = -219988432063763456L; //状态码 byte status; //当前GPS经度 float longitude; //当前GPS纬度 float latitude; //行驶速度 单位是 m/s,带一个小数点 ...
public class ByteStreamTest { public static void main(String args[])throws IOException { ByteArrayOutputStream bOutput = new ByteArrayOutputStream(12); while( bOutput.size()!= 10 ) { // 获取用户输入值 bOutput.write(System.in.read()); ...
一、ByteArrayOutputStream流定义 API说明:此类实现一个字节输出流、其中数据被写入到字节数组中, 缓冲区在数据写入时会自动增长,关闭该流无效,关闭此流后调用方法不会有异常 二、ByteArrayOutputStream流实例域 /** * 存储数据的缓冲区 */ protected byte buf[]; ...
[Java.Interop.JniTypeSignature("B", ArrayRank=1, GenerateJavaPeer=false, IsKeyword=true)] public sealed class JavaSByteArray : Java.Interop.JavaPrimitiveArray<sbyte>Inheritance Object JavaObject JavaArray<T> JavaPrimitiveArray<SByte> JavaSByteArray Attributes...
importjava.io.*;publicclassByteStreamTest{publicstaticvoidmain(Stringargs[])throwsIOException{ByteArrayOutputStreambOutput=newByteArrayOutputStream(12);while(bOutput.size()!=10){//获取用户输入bOutput.write(System.in.read());}byteb[]=bOutput.toByteArray();System.out.println("Print the content"...