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);// 加载类ClassLoaderclassLoader=clazz.getClassLoader();// 获取类加载器Stringpath=...
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...
}// 获取 .class 文件路径StringclassFilePath=javaFilePath.replace(".java",".class");// 读取 .class 文件内容为字节数组FileclassFile=newFile(classFilePath);if(!classFile.exists()) {thrownewRuntimeException(".class 文件未生成:"+ classFilePath); }byte[] classBytes = readFileToByteArray(clas...
packagejava.io;importjava.util.Arrays;publicclassByteArrayOutputStreamextendsOutputStream {//保存“字节数组输出流”数据的数组protectedbytebuf[];//“字节数组输出流”的计数protectedintcount;//构造函数:默认创建的字节数组大小是32。publicByteArrayOutputStream() {this(32); }//构造函数:创建指定数组大小的“...
JavaSByteArray Class Reference Feedback Definition Namespace: Java.Interop Assembly: Java.Interop.dll C# 複製 [Java.Interop.JniTypeSignature("B", ArrayRank=1, GenerateJavaPeer=false, IsKeyword=true)] public sealed class JavaSByteArray : Java.Interop.JavaPrimitiveArray<sbyte> Inheritance ...
你可以使用Java中的FileInputStream类来读取文件内容到byte数组。 下面是一个示例代码: import java.io.File; import java.io.FileInputStream; import java.io.IOException; public class ReadFileToByteArray { public static void main(String[] args) { File file = new File("path/to/file"); // 替换...
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()); ...
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 ...
[Java.Interop.JniTypeSignature("B", ArrayRank=1, IsKeyword=true)]publicsealedclassJavaSByteArray:Java.Interop.JavaPrimitiveArray<sbyte> Attributes JniTypeSignatureAttribute Remarks Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used according...