package java.io;
import checkers.nullness.quals.*;
@checkers.quals.DefaultQualifier("checkers.nullness.quals.NonNull")
public abstract interface DataOutput {
public abstract void write(int a1) throws IOException;
public abstract void write(byte[] a1) throws IOException;
public abstract void write(byte[] a1, int a2, int a3) throws IOException;
public abstract void writeBoolean(boolean a1) throws IOException;
public abstract void writeByte(int a1) throws IOException;
public abstract void writeShort(int a1) throws IOException;
public abstract void writeChar(int a1) throws IOException;
public abstract void writeInt(int a1) throws IOException;
public abstract void writeLong(long a1) throws IOException;
public abstract void writeFloat(float a1) throws IOException;
public abstract void writeDouble(double a1) throws IOException;
public abstract void writeBytes(String a1) throws IOException;
public abstract void writeChars(String a1) throws IOException;
public abstract void writeUTF(String a1) throws IOException;
}